./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_81-list_racing.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/config/GemCutterReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_81-list_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3de6ec2acea23c0ab47fbc2e02ad0931145060ca78b80531ef692b3505f9553b --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-04 12:07:48,537 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-04 12:07:48,543 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-04 12:07:48,597 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-04 12:07:48,598 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-04 12:07:48,602 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-04 12:07:48,605 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-04 12:07:48,611 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-04 12:07:48,614 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-04 12:07:48,620 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-04 12:07:48,621 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-04 12:07:48,624 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-04 12:07:48,625 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-04 12:07:48,628 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-04 12:07:48,630 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-04 12:07:48,632 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-04 12:07:48,634 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-04 12:07:48,635 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-04 12:07:48,637 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-04 12:07:48,645 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-04 12:07:48,647 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-04 12:07:48,649 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-04 12:07:48,653 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-04 12:07:48,654 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-04 12:07:48,663 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-04 12:07:48,664 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-04 12:07:48,664 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-04 12:07:48,666 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-04 12:07:48,667 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-04 12:07:48,669 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-04 12:07:48,670 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-04 12:07:48,672 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-04 12:07:48,674 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-04 12:07:48,676 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-04 12:07:48,677 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-04 12:07:48,677 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-04 12:07:48,678 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-04 12:07:48,678 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-04 12:07:48,679 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-04 12:07:48,681 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-04 12:07:48,681 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-04 12:07:48,682 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2022-11-04 12:07:48,728 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-04 12:07:48,729 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-04 12:07:48,729 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-04 12:07:48,730 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-04 12:07:48,731 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-04 12:07:48,731 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-04 12:07:48,732 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-04 12:07:48,732 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-04 12:07:48,732 INFO L138 SettingsManager]: * Use SBE=true [2022-11-04 12:07:48,733 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-04 12:07:48,734 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-04 12:07:48,734 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-04 12:07:48,734 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-04 12:07:48,735 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-04 12:07:48,735 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-04 12:07:48,735 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-04 12:07:48,735 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-04 12:07:48,736 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-04 12:07:48,736 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-04 12:07:48,736 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-04 12:07:48,736 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-04 12:07:48,736 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-04 12:07:48,737 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-04 12:07:48,737 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-04 12:07:48,737 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-04 12:07:48,737 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-04 12:07:48,738 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-04 12:07:48,738 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-04 12:07:48,738 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-04 12:07:48,739 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-04 12:07:48,739 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-04 12:07:48,739 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-04 12:07:48,739 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2022-11-04 12:07:48,740 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-04 12:07:48,740 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-04 12:07:48,740 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-04 12:07:48,740 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-04 12:07:48,740 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-04 12:07:48,741 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-04 12:07:48,741 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3de6ec2acea23c0ab47fbc2e02ad0931145060ca78b80531ef692b3505f9553b [2022-11-04 12:07:49,119 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-04 12:07:49,143 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-04 12:07:49,146 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-04 12:07:49,148 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-04 12:07:49,149 INFO L275 PluginConnector]: CDTParser initialized [2022-11-04 12:07:49,150 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/../../sv-benchmarks/c/goblint-regression/28-race_reach_81-list_racing.i [2022-11-04 12:07:49,226 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/data/068df6b8d/7ff42148f6e944cca4361ca8596eefe3/FLAGf0839b07a [2022-11-04 12:07:49,818 INFO L306 CDTParser]: Found 1 translation units. [2022-11-04 12:07:49,819 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/sv-benchmarks/c/goblint-regression/28-race_reach_81-list_racing.i [2022-11-04 12:07:49,837 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/data/068df6b8d/7ff42148f6e944cca4361ca8596eefe3/FLAGf0839b07a [2022-11-04 12:07:50,086 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/data/068df6b8d/7ff42148f6e944cca4361ca8596eefe3 [2022-11-04 12:07:50,089 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-04 12:07:50,090 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-04 12:07:50,096 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-04 12:07:50,096 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-04 12:07:50,101 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-04 12:07:50,102 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 12:07:50" (1/1) ... [2022-11-04 12:07:50,104 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65ecba74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:50, skipping insertion in model container [2022-11-04 12:07:50,104 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 12:07:50" (1/1) ... [2022-11-04 12:07:50,113 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-04 12:07:50,168 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-04 12:07:50,779 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/sv-benchmarks/c/goblint-regression/28-race_reach_81-list_racing.i[47038,47051] [2022-11-04 12:07:50,823 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-04 12:07:50,835 INFO L203 MainTranslator]: Completed pre-run [2022-11-04 12:07:50,869 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/sv-benchmarks/c/goblint-regression/28-race_reach_81-list_racing.i[47038,47051] [2022-11-04 12:07:50,891 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-04 12:07:50,946 INFO L208 MainTranslator]: Completed translation [2022-11-04 12:07:50,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:50 WrapperNode [2022-11-04 12:07:50,947 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-04 12:07:50,948 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-04 12:07:50,948 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-04 12:07:50,949 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-04 12:07:50,957 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:50" (1/1) ... [2022-11-04 12:07:50,979 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:50" (1/1) ... [2022-11-04 12:07:51,020 INFO L138 Inliner]: procedures = 278, calls = 54, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 310 [2022-11-04 12:07:51,020 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-04 12:07:51,021 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-04 12:07:51,021 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-04 12:07:51,022 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-04 12:07:51,031 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:50" (1/1) ... [2022-11-04 12:07:51,031 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:50" (1/1) ... [2022-11-04 12:07:51,039 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:50" (1/1) ... [2022-11-04 12:07:51,040 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:50" (1/1) ... [2022-11-04 12:07:51,061 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:50" (1/1) ... [2022-11-04 12:07:51,068 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:50" (1/1) ... [2022-11-04 12:07:51,071 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:50" (1/1) ... [2022-11-04 12:07:51,073 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:50" (1/1) ... [2022-11-04 12:07:51,078 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-04 12:07:51,079 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-04 12:07:51,080 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-04 12:07:51,080 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-04 12:07:51,081 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:50" (1/1) ... [2022-11-04 12:07:51,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-04 12:07:51,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:07:51,147 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-04 12:07:51,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-04 12:07:51,204 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-04 12:07:51,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-04 12:07:51,205 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2022-11-04 12:07:51,206 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2022-11-04 12:07:51,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-04 12:07:51,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-04 12:07:51,207 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2022-11-04 12:07:51,207 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2022-11-04 12:07:51,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-04 12:07:51,207 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-04 12:07:51,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-04 12:07:51,208 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-04 12:07:51,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-04 12:07:51,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-04 12:07:51,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-04 12:07:51,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-04 12:07:51,210 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-04 12:07:51,468 INFO L235 CfgBuilder]: Building ICFG [2022-11-04 12:07:51,471 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-04 12:07:52,268 INFO L276 CfgBuilder]: Performing block encoding [2022-11-04 12:07:52,289 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-04 12:07:52,289 INFO L300 CfgBuilder]: Removed 15 assume(true) statements. [2022-11-04 12:07:52,293 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 12:07:52 BoogieIcfgContainer [2022-11-04 12:07:52,293 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-04 12:07:52,296 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-04 12:07:52,296 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-04 12:07:52,300 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-04 12:07:52,300 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.11 12:07:50" (1/3) ... [2022-11-04 12:07:52,301 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5710f8d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 12:07:52, skipping insertion in model container [2022-11-04 12:07:52,301 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:50" (2/3) ... [2022-11-04 12:07:52,303 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5710f8d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 12:07:52, skipping insertion in model container [2022-11-04 12:07:52,303 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 12:07:52" (3/3) ... [2022-11-04 12:07:52,305 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_81-list_racing.i [2022-11-04 12:07:52,315 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-04 12:07:52,324 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-04 12:07:52,325 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 20 error locations. [2022-11-04 12:07:52,325 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-04 12:07:52,453 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-11-04 12:07:52,522 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-04 12:07:52,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-04 12:07:52,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:07:52,525 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-04 12:07:52,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-11-04 12:07:52,587 INFO L156 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-04 12:07:52,611 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t2_funThread1of1ForFork0 ======== [2022-11-04 12:07:52,623 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@75399fcf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-04 12:07:52,623 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2022-11-04 12:07:52,830 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t2_funErr0ASSERT_VIOLATIONDATA_RACE === [t2_funErr0ASSERT_VIOLATIONDATA_RACE, t2_funErr1ASSERT_VIOLATIONDATA_RACE, t2_funErr7ASSERT_VIOLATIONDATA_RACE, t2_funErr2ASSERT_VIOLATIONDATA_RACE (and 4 more)] === [2022-11-04 12:07:52,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:07:52,838 INFO L85 PathProgramCache]: Analyzing trace with hash 1492145195, now seen corresponding path program 1 times [2022-11-04 12:07:52,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:07:52,851 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1271027759] [2022-11-04 12:07:52,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:07:52,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:07:53,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:07:53,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:07:53,230 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:07:53,231 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1271027759] [2022-11-04 12:07:53,232 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1271027759] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:07:53,232 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:07:53,232 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-04 12:07:53,234 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [67283565] [2022-11-04 12:07:53,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:07:53,243 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-04 12:07:53,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:07:53,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-04 12:07:53,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-04 12:07:53,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:53,275 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:07:53,316 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 40.5) internal successors, (81), 2 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:07:53,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:53,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:53,342 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-04 12:07:53,342 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t2_funErr0ASSERT_VIOLATIONDATA_RACE === [t2_funErr0ASSERT_VIOLATIONDATA_RACE, t2_funErr1ASSERT_VIOLATIONDATA_RACE, t2_funErr7ASSERT_VIOLATIONDATA_RACE, t2_funErr2ASSERT_VIOLATIONDATA_RACE (and 4 more)] === [2022-11-04 12:07:53,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:07:53,343 INFO L85 PathProgramCache]: Analyzing trace with hash 1198742188, now seen corresponding path program 1 times [2022-11-04 12:07:53,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:07:53,344 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692803807] [2022-11-04 12:07:53,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:07:53,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:07:53,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:07:53,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:07:53,626 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:07:53,627 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [692803807] [2022-11-04 12:07:53,627 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [692803807] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:07:53,627 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:07:53,627 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-04 12:07:53,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784699971] [2022-11-04 12:07:53,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:07:53,630 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:07:53,630 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:07:53,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:07:53,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-04 12:07:53,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:53,632 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:07:53,632 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:07:53,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:53,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:56,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:56,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:07:56,965 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-04 12:07:56,965 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting t2_funErr0ASSERT_VIOLATIONDATA_RACE === [t2_funErr0ASSERT_VIOLATIONDATA_RACE, t2_funErr1ASSERT_VIOLATIONDATA_RACE, t2_funErr7ASSERT_VIOLATIONDATA_RACE, t2_funErr2ASSERT_VIOLATIONDATA_RACE (and 4 more)] === [2022-11-04 12:07:56,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:07:56,968 INFO L85 PathProgramCache]: Analyzing trace with hash -61607436, now seen corresponding path program 1 times [2022-11-04 12:07:56,969 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:07:56,969 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561006912] [2022-11-04 12:07:56,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:07:56,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:07:57,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:07:57,296 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:07:57,296 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:07:57,296 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1561006912] [2022-11-04 12:07:57,297 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1561006912] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:07:57,297 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [911945369] [2022-11-04 12:07:57,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:07:57,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:07:57,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:07:57,301 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:07:57,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-04 12:07:57,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:07:57,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-04 12:07:57,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:07:57,581 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:07:57,581 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-04 12:07:57,582 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [911945369] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:07:57,582 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-04 12:07:57,582 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2022-11-04 12:07:57,582 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638006245] [2022-11-04 12:07:57,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:07:57,583 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:07:57,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:07:57,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:07:57,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:07:57,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:57,584 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:07:57,585 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 53.0) internal successors, (106), 3 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:07:57,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:57,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:07:57,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:57,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:57,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:07:57,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:07:57,727 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-04 12:07:57,901 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:07:57,901 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting t2_funErr1ASSERT_VIOLATIONDATA_RACE === [t2_funErr0ASSERT_VIOLATIONDATA_RACE, t2_funErr1ASSERT_VIOLATIONDATA_RACE, t2_funErr7ASSERT_VIOLATIONDATA_RACE, t2_funErr2ASSERT_VIOLATIONDATA_RACE (and 4 more)] === [2022-11-04 12:07:57,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:07:57,902 INFO L85 PathProgramCache]: Analyzing trace with hash 352819071, now seen corresponding path program 1 times [2022-11-04 12:07:57,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:07:57,902 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1064664405] [2022-11-04 12:07:57,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:07:57,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:07:57,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:07:58,108 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:07:58,112 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:07:58,113 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1064664405] [2022-11-04 12:07:58,113 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1064664405] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:07:58,113 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2124462633] [2022-11-04 12:07:58,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:07:58,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:07:58,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:07:58,115 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:07:58,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-04 12:07:58,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:07:58,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-04 12:07:58,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:07:58,383 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-04 12:07:58,384 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-04 12:07:58,384 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2124462633] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:07:58,384 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-04 12:07:58,384 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-11-04 12:07:58,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1822219816] [2022-11-04 12:07:58,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:07:58,386 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:07:58,388 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:07:58,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:07:58,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:07:58,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:58,390 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:07:58,391 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:07:58,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:58,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:07:58,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:07:58,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:58,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:58,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:07:58,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:07:58,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:07:58,569 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-04 12:07:58,749 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:07:58,749 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting t2_funErr1ASSERT_VIOLATIONDATA_RACE === [t2_funErr0ASSERT_VIOLATIONDATA_RACE, t2_funErr1ASSERT_VIOLATIONDATA_RACE, t2_funErr7ASSERT_VIOLATIONDATA_RACE, t2_funErr2ASSERT_VIOLATIONDATA_RACE (and 4 more)] === [2022-11-04 12:07:58,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:07:58,750 INFO L85 PathProgramCache]: Analyzing trace with hash -182049171, now seen corresponding path program 1 times [2022-11-04 12:07:58,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:07:58,750 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404892926] [2022-11-04 12:07:58,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:07:58,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:07:58,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:07:58,963 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:07:58,963 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:07:58,964 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404892926] [2022-11-04 12:07:58,964 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1404892926] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:07:58,964 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1137761036] [2022-11-04 12:07:58,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:07:58,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:07:58,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:07:58,966 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:07:58,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-04 12:07:59,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:07:59,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-04 12:07:59,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:07:59,223 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:07:59,223 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:07:59,297 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:07:59,298 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1137761036] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:07:59,298 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:07:59,298 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-11-04 12:07:59,298 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [213662712] [2022-11-04 12:07:59,298 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:07:59,299 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-04 12:07:59,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:07:59,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-04 12:07:59,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-11-04 12:07:59,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:59,300 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:07:59,301 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 16.4) internal successors, (164), 10 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:07:59,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:59,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:07:59,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:07:59,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:07:59,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:15,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:15,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:15,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:15,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:15,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:15,142 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2_funErr0ASSERT_VIOLATIONDATA_RACE (7 of 8 remaining) [2022-11-04 12:08:15,143 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2_funErr1ASSERT_VIOLATIONDATA_RACE (6 of 8 remaining) [2022-11-04 12:08:15,143 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2_funErr7ASSERT_VIOLATIONDATA_RACE (5 of 8 remaining) [2022-11-04 12:08:15,144 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2_funErr2ASSERT_VIOLATIONDATA_RACE (4 of 8 remaining) [2022-11-04 12:08:15,144 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2_funErr3ASSERT_VIOLATIONDATA_RACE (3 of 8 remaining) [2022-11-04 12:08:15,144 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2_funErr5ASSERT_VIOLATIONDATA_RACE (2 of 8 remaining) [2022-11-04 12:08:15,144 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2_funErr4ASSERT_VIOLATIONDATA_RACE (1 of 8 remaining) [2022-11-04 12:08:15,145 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2_funErr6ASSERT_VIOLATIONDATA_RACE (0 of 8 remaining) [2022-11-04 12:08:15,183 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-04 12:08:15,373 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:08:15,378 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-11-04 12:08:15,380 INFO L307 ceAbstractionStarter]: Result for error location t2_funThread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (1/3) [2022-11-04 12:08:15,389 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-04 12:08:15,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-04 12:08:15,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:08:15,391 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-04 12:08:15,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Waiting until timeout for monitored process [2022-11-04 12:08:15,398 INFO L156 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-04 12:08:15,399 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t1_funThread1of1ForFork1 ======== [2022-11-04 12:08:15,399 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@75399fcf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-04 12:08:15,399 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-11-04 12:08:16,661 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t1_funErr0ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:08:16,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:16,662 INFO L85 PathProgramCache]: Analyzing trace with hash 2094600149, now seen corresponding path program 1 times [2022-11-04 12:08:16,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:16,662 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622658660] [2022-11-04 12:08:16,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:16,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:16,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:16,725 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:08:16,725 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:16,725 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622658660] [2022-11-04 12:08:16,726 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [622658660] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:16,726 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:16,726 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-04 12:08:16,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [582757007] [2022-11-04 12:08:16,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:16,727 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-04 12:08:16,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:16,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-04 12:08:16,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-04 12:08:16,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:16,729 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:16,729 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 51.0) internal successors, (102), 2 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:16,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:16,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:16,736 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-04 12:08:16,736 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t1_funErr0ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:08:16,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:16,737 INFO L85 PathProgramCache]: Analyzing trace with hash -1325516655, now seen corresponding path program 1 times [2022-11-04 12:08:16,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:16,737 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812602483] [2022-11-04 12:08:16,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:16,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:16,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:16,890 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:08:16,891 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:16,891 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812602483] [2022-11-04 12:08:16,891 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1812602483] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:08:16,891 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1055155566] [2022-11-04 12:08:16,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:16,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:08:16,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:08:16,910 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:08:16,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-04 12:08:17,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:17,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-04 12:08:17,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:08:17,102 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:08:17,103 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-04 12:08:17,103 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1055155566] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:17,103 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-04 12:08:17,103 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-11-04 12:08:17,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332356995] [2022-11-04 12:08:17,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:17,104 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:08:17,104 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:17,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:08:17,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:08:17,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:17,106 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:17,107 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:17,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:17,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:18,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:18,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:18,265 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-11-04 12:08:18,452 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:08:18,452 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting t1_funErr0ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:08:18,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:18,453 INFO L85 PathProgramCache]: Analyzing trace with hash -790053478, now seen corresponding path program 1 times [2022-11-04 12:08:18,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:18,453 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [879439344] [2022-11-04 12:08:18,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:18,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:18,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:18,625 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:08:18,625 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:18,625 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [879439344] [2022-11-04 12:08:18,626 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [879439344] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:08:18,626 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [25840369] [2022-11-04 12:08:18,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:18,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:08:18,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:08:18,627 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:08:18,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-11-04 12:08:18,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:18,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-04 12:08:18,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:08:18,846 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:08:18,846 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:08:18,889 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:08:18,889 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [25840369] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:08:18,890 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:08:18,890 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-11-04 12:08:18,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [967955515] [2022-11-04 12:08:18,890 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:08:18,891 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-04 12:08:18,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:18,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-04 12:08:18,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-11-04 12:08:18,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:18,892 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:18,892 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 13.5) internal successors, (135), 10 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:18,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:18,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:18,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:26,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:26,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:26,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:26,149 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-11-04 12:08:26,329 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2022-11-04 12:08:26,329 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting t1_funErr0ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:08:26,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:26,330 INFO L85 PathProgramCache]: Analyzing trace with hash 956660391, now seen corresponding path program 1 times [2022-11-04 12:08:26,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:26,330 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [449826208] [2022-11-04 12:08:26,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:26,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:26,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:26,926 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-04 12:08:26,927 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:26,927 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [449826208] [2022-11-04 12:08:26,927 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [449826208] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:26,927 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:26,927 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-04 12:08:26,928 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270691220] [2022-11-04 12:08:26,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:26,928 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:08:26,928 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:26,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:08:26,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:08:26,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:26,929 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:26,930 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.8) internal successors, (94), 6 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:26,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:26,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:26,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:26,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:27,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:27,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:27,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:27,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:27,009 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-04 12:08:27,010 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:08:27,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:27,010 INFO L85 PathProgramCache]: Analyzing trace with hash -1213236052, now seen corresponding path program 1 times [2022-11-04 12:08:27,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:27,010 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869960980] [2022-11-04 12:08:27,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:27,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:27,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:27,552 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-04 12:08:27,552 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:27,552 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869960980] [2022-11-04 12:08:27,553 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [869960980] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:27,553 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:27,553 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-04 12:08:27,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056219339] [2022-11-04 12:08:27,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:27,554 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:08:27,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:27,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:08:27,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:08:27,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:27,556 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:27,556 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 20.4) internal successors, (102), 6 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:27,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:27,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:27,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:27,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:27,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:27,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:27,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:27,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:27,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:27,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:27,618 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-04 12:08:27,618 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting t1_funErr2ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:08:27,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:27,619 INFO L85 PathProgramCache]: Analyzing trace with hash 651257199, now seen corresponding path program 1 times [2022-11-04 12:08:27,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:27,619 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943292328] [2022-11-04 12:08:27,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:27,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:27,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:27,695 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-04 12:08:27,695 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:27,695 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1943292328] [2022-11-04 12:08:27,695 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1943292328] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:27,695 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:27,696 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-04 12:08:27,698 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354022667] [2022-11-04 12:08:27,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:27,698 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:08:27,699 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:27,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:08:27,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-04 12:08:27,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:27,700 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:27,700 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 53.0) internal successors, (106), 3 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:27,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:27,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:27,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:27,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:27,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:27,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:27,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:27,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:27,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:27,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:27,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:27,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:27,740 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-04 12:08:27,741 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting t1_funErr3ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:08:27,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:27,742 INFO L85 PathProgramCache]: Analyzing trace with hash -1275423864, now seen corresponding path program 1 times [2022-11-04 12:08:27,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:27,742 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488244495] [2022-11-04 12:08:27,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:27,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:27,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:28,316 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-04 12:08:28,316 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:28,316 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [488244495] [2022-11-04 12:08:28,316 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [488244495] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:28,316 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:28,317 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-04 12:08:28,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1483898582] [2022-11-04 12:08:28,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:28,317 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:08:28,317 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:28,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:08:28,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:08:28,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:28,318 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:28,319 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 23.8) internal successors, (119), 6 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:28,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:28,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:28,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:28,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:28,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:28,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:28,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:28,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:28,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:28,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:28,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:28,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:28,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:28,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:28,430 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-04 12:08:28,430 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting t1_funErr4ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:08:28,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:28,430 INFO L85 PathProgramCache]: Analyzing trace with hash 1824350939, now seen corresponding path program 1 times [2022-11-04 12:08:28,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:28,431 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [21812779] [2022-11-04 12:08:28,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:28,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:28,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:29,039 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-04 12:08:29,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:29,040 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [21812779] [2022-11-04 12:08:29,040 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [21812779] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:29,040 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:29,041 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-04 12:08:29,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1761918441] [2022-11-04 12:08:29,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:29,041 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:08:29,041 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:29,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:08:29,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:08:29,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:29,044 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:29,045 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 25.6) internal successors, (128), 6 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:29,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:29,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:29,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:29,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:29,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:29,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:29,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:29,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:29,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:29,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:29,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:29,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:29,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:29,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:29,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:29,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:29,169 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-04 12:08:29,169 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting t1_funErr5ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:08:29,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:29,170 INFO L85 PathProgramCache]: Analyzing trace with hash -276765728, now seen corresponding path program 1 times [2022-11-04 12:08:29,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:29,170 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808346335] [2022-11-04 12:08:29,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:29,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:29,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:29,755 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-04 12:08:29,755 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:29,755 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [808346335] [2022-11-04 12:08:29,755 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [808346335] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:29,756 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:29,756 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-04 12:08:29,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21792540] [2022-11-04 12:08:29,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:29,757 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:08:29,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:29,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:08:29,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:08:29,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:29,758 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:29,758 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 27.2) internal successors, (136), 6 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:29,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:29,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:29,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:29,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:29,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:29,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:29,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:29,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:29,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:41,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:41,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:41,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:41,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:41,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:41,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:41,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:41,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:41,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:41,339 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t1_funErr0ASSERT_VIOLATIONDATA_RACE (5 of 6 remaining) [2022-11-04 12:08:41,339 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t1_funErr1ASSERT_VIOLATIONDATA_RACE (4 of 6 remaining) [2022-11-04 12:08:41,339 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t1_funErr2ASSERT_VIOLATIONDATA_RACE (3 of 6 remaining) [2022-11-04 12:08:41,339 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t1_funErr3ASSERT_VIOLATIONDATA_RACE (2 of 6 remaining) [2022-11-04 12:08:41,339 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t1_funErr4ASSERT_VIOLATIONDATA_RACE (1 of 6 remaining) [2022-11-04 12:08:41,340 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t1_funErr5ASSERT_VIOLATIONDATA_RACE (0 of 6 remaining) [2022-11-04 12:08:41,340 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-04 12:08:41,342 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-04 12:08:41,342 INFO L307 ceAbstractionStarter]: Result for error location t1_funThread1of1ForFork1 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (2/3) [2022-11-04 12:08:41,345 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-04 12:08:41,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-04 12:08:41,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:08:41,346 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-04 12:08:41,350 INFO L156 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-04 12:08:41,350 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-11-04 12:08:41,350 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@75399fcf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-04 12:08:41,351 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2022-11-04 12:08:41,353 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-11-04 12:08:41,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:41,353 INFO L85 PathProgramCache]: Analyzing trace with hash -1487042024, now seen corresponding path program 1 times [2022-11-04 12:08:41,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:41,353 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868502713] [2022-11-04 12:08:41,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:41,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:41,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (9)] Waiting until timeout for monitored process [2022-11-04 12:08:41,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:41,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:08:41,378 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:41,378 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [868502713] [2022-11-04 12:08:41,378 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [868502713] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:41,378 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:41,378 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-04 12:08:41,379 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1587418474] [2022-11-04 12:08:41,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:41,379 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:08:41,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:41,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:08:41,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-04 12:08:41,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:41,380 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:41,380 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 20.5) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:41,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:41,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:41,388 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-04 12:08:41,389 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-11-04 12:08:41,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:41,389 INFO L85 PathProgramCache]: Analyzing trace with hash 1272635081, now seen corresponding path program 1 times [2022-11-04 12:08:41,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:41,390 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723664086] [2022-11-04 12:08:41,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:41,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:41,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:41,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:08:41,411 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:41,411 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [723664086] [2022-11-04 12:08:41,411 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [723664086] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:41,411 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:41,412 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-04 12:08:41,412 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781793519] [2022-11-04 12:08:41,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:41,412 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:08:41,413 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:41,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:08:41,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-04 12:08:41,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:41,413 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:41,414 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 22.5) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:41,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:41,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:41,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:41,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:41,420 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-04 12:08:41,420 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-11-04 12:08:41,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:41,421 INFO L85 PathProgramCache]: Analyzing trace with hash -1382513203, now seen corresponding path program 1 times [2022-11-04 12:08:41,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:41,422 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [466999986] [2022-11-04 12:08:41,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:41,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:41,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:41,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:08:41,668 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:41,668 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [466999986] [2022-11-04 12:08:41,668 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [466999986] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:41,669 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:41,669 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-04 12:08:41,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [650205894] [2022-11-04 12:08:41,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:41,670 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:08:41,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:41,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:08:41,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:08:41,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:41,671 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:41,671 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.2) internal successors, (56), 6 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:41,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:41,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:41,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:41,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:41,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:41,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:41,707 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-04 12:08:41,707 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-11-04 12:08:41,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:41,708 INFO L85 PathProgramCache]: Analyzing trace with hash -952656655, now seen corresponding path program 1 times [2022-11-04 12:08:41,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:41,708 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [514258718] [2022-11-04 12:08:41,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:41,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:41,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:41,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:08:41,963 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:41,964 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [514258718] [2022-11-04 12:08:41,964 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [514258718] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:41,964 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:41,964 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-04 12:08:41,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111703008] [2022-11-04 12:08:41,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:41,965 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:08:41,965 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:41,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:08:41,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:08:41,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:41,966 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:41,966 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.8) internal successors, (64), 6 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:41,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:41,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:41,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:41,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:42,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:42,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:42,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:42,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:42,045 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-04 12:08:42,045 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-11-04 12:08:42,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:42,046 INFO L85 PathProgramCache]: Analyzing trace with hash -157530974, now seen corresponding path program 1 times [2022-11-04 12:08:42,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:42,046 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145089429] [2022-11-04 12:08:42,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:42,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:42,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:42,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:08:42,138 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:42,138 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145089429] [2022-11-04 12:08:42,140 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1145089429] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:42,140 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:42,140 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-04 12:08:42,140 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907774342] [2022-11-04 12:08:42,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:42,141 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:08:42,141 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:42,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:08:42,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-04 12:08:42,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:42,142 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:42,142 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:42,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:42,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:42,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:42,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:42,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:43,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:43,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:43,507 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-04 12:08:43,507 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-11-04 12:08:43,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:43,508 INFO L85 PathProgramCache]: Analyzing trace with hash -1403010326, now seen corresponding path program 1 times [2022-11-04 12:08:43,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:43,508 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295610685] [2022-11-04 12:08:43,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:43,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:43,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:43,635 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:08:43,636 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:43,636 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1295610685] [2022-11-04 12:08:43,636 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1295610685] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:08:43,636 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1406118599] [2022-11-04 12:08:43,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:43,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:08:43,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:08:43,639 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:08:43,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-11-04 12:08:43,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:43,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-04 12:08:43,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:08:43,866 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:08:43,866 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-04 12:08:43,866 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1406118599] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:43,867 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-04 12:08:43,867 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-11-04 12:08:43,869 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1931374635] [2022-11-04 12:08:43,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:43,869 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:08:43,869 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:43,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:08:43,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:08:43,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:43,870 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:43,871 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:43,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:43,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:43,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:43,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:43,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:43,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:45,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:45,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:45,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:45,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:45,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:45,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:45,303 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-11-04 12:08:45,477 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable19 [2022-11-04 12:08:45,477 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-11-04 12:08:45,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:45,478 INFO L85 PathProgramCache]: Analyzing trace with hash 623045229, now seen corresponding path program 1 times [2022-11-04 12:08:45,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:45,478 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804014905] [2022-11-04 12:08:45,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:45,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:45,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:45,631 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:08:45,632 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:45,632 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1804014905] [2022-11-04 12:08:45,632 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1804014905] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:08:45,632 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2146053899] [2022-11-04 12:08:45,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:45,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:08:45,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:08:45,634 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:08:45,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-11-04 12:08:45,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:45,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 423 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-04 12:08:45,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:08:45,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-04 12:08:45,908 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-04 12:08:45,908 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2146053899] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:45,908 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-04 12:08:45,908 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-11-04 12:08:45,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108815319] [2022-11-04 12:08:45,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:45,909 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:08:45,909 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:45,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:08:45,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:08:45,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:45,910 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:45,911 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 3 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:45,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:45,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:45,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:45,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:45,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:45,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:45,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:46,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:46,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:46,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:46,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:46,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:46,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:46,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:46,070 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2022-11-04 12:08:46,245 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2022-11-04 12:08:46,245 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-11-04 12:08:46,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:46,246 INFO L85 PathProgramCache]: Analyzing trace with hash 619924693, now seen corresponding path program 1 times [2022-11-04 12:08:46,246 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:46,246 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1067280432] [2022-11-04 12:08:46,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:46,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:46,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:46,388 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:08:46,388 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:46,388 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1067280432] [2022-11-04 12:08:46,388 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1067280432] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:08:46,388 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1883675657] [2022-11-04 12:08:46,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:46,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:08:46,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:08:46,390 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:08:46,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-11-04 12:08:46,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:46,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-04 12:08:46,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:08:46,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:08:46,669 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:08:46,714 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:08:46,715 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1883675657] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:08:46,715 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:08:46,715 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-11-04 12:08:46,716 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547121054] [2022-11-04 12:08:46,716 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:08:46,716 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-04 12:08:46,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:46,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-04 12:08:46,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-11-04 12:08:46,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:46,717 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:46,718 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 16.1) internal successors, (161), 10 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:46,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:46,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:46,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:46,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:46,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:46,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:46,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:46,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:52,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:52,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:52,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:52,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:52,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:52,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:52,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:52,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:52,410 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-11-04 12:08:52,583 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:08:52,583 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-11-04 12:08:52,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:52,584 INFO L85 PathProgramCache]: Analyzing trace with hash 1694657881, now seen corresponding path program 1 times [2022-11-04 12:08:52,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:52,584 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068466890] [2022-11-04 12:08:52,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:52,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:52,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-04 12:08:52,611 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-04 12:08:52,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-04 12:08:52,654 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-04 12:08:52,654 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-04 12:08:52,654 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (7 of 8 remaining) [2022-11-04 12:08:52,655 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (6 of 8 remaining) [2022-11-04 12:08:52,655 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (5 of 8 remaining) [2022-11-04 12:08:52,655 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (4 of 8 remaining) [2022-11-04 12:08:52,655 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (3 of 8 remaining) [2022-11-04 12:08:52,655 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (2 of 8 remaining) [2022-11-04 12:08:52,656 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (1 of 8 remaining) [2022-11-04 12:08:52,656 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 8 remaining) [2022-11-04 12:08:52,656 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-11-04 12:08:52,657 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-04 12:08:52,658 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN (3/3) [2022-11-04 12:08:52,658 WARN L233 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2022-11-04 12:08:52,658 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2022-11-04 12:08:52,738 INFO L144 ThreadInstanceAdder]: Constructed 8 joinOtherThreadTransitions. [2022-11-04 12:08:52,743 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-04 12:08:52,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-04 12:08:52,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:08:52,745 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-04 12:08:52,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (13)] Waiting until timeout for monitored process [2022-11-04 12:08:52,755 INFO L156 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-04 12:08:52,755 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-11-04 12:08:52,755 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@75399fcf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-04 12:08:52,756 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2022-11-04 12:08:52,758 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-11-04 12:08:52,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:52,758 INFO L85 PathProgramCache]: Analyzing trace with hash -922081216, now seen corresponding path program 1 times [2022-11-04 12:08:52,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:52,758 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [709938161] [2022-11-04 12:08:52,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:52,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:52,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:52,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:08:52,778 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:52,778 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [709938161] [2022-11-04 12:08:52,779 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [709938161] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:52,779 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:52,779 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-04 12:08:52,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1965506677] [2022-11-04 12:08:52,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:52,779 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:08:52,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:52,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:08:52,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-04 12:08:52,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:52,780 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:52,781 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 20.5) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:52,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:52,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:52,788 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-11-04 12:08:52,788 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-11-04 12:08:52,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:52,789 INFO L85 PathProgramCache]: Analyzing trace with hash 1832874737, now seen corresponding path program 1 times [2022-11-04 12:08:52,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:52,789 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789152290] [2022-11-04 12:08:52,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:52,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:52,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:52,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:08:52,809 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:52,809 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1789152290] [2022-11-04 12:08:52,809 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1789152290] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:52,810 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:52,810 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-04 12:08:52,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243967735] [2022-11-04 12:08:52,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:52,810 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:08:52,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:52,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:08:52,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-04 12:08:52,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:52,811 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:52,811 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 22.5) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:52,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:52,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:52,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:52,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:52,818 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-11-04 12:08:52,818 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-11-04 12:08:52,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:52,818 INFO L85 PathProgramCache]: Analyzing trace with hash -948989491, now seen corresponding path program 1 times [2022-11-04 12:08:52,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:52,819 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251418270] [2022-11-04 12:08:52,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:52,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:52,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:53,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:08:53,054 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:53,055 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251418270] [2022-11-04 12:08:53,055 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1251418270] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:53,055 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:53,055 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-04 12:08:53,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707648223] [2022-11-04 12:08:53,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:53,055 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:08:53,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:53,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:08:53,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:08:53,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:53,056 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:53,056 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.2) internal successors, (56), 6 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:53,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:53,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:53,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:53,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:53,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:53,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:53,086 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-11-04 12:08:53,086 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-11-04 12:08:53,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:53,087 INFO L85 PathProgramCache]: Analyzing trace with hash 714358001, now seen corresponding path program 1 times [2022-11-04 12:08:53,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:53,087 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2123394687] [2022-11-04 12:08:53,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:53,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:53,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:53,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:08:53,324 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:53,324 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2123394687] [2022-11-04 12:08:53,324 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2123394687] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:53,324 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:53,324 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-04 12:08:53,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702055509] [2022-11-04 12:08:53,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:53,325 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:08:53,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:53,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:08:53,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:08:53,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:53,326 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:53,326 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.8) internal successors, (64), 6 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:53,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:53,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:53,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:53,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:53,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:53,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:53,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:53,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:53,399 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-11-04 12:08:53,399 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-11-04 12:08:53,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:53,400 INFO L85 PathProgramCache]: Analyzing trace with hash 1723224482, now seen corresponding path program 1 times [2022-11-04 12:08:53,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:53,400 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898705157] [2022-11-04 12:08:53,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:53,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:53,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:53,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:08:53,455 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:53,455 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898705157] [2022-11-04 12:08:53,455 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1898705157] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:53,455 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:53,455 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-04 12:08:53,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1198835356] [2022-11-04 12:08:53,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:53,456 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:08:53,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:53,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:08:53,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-04 12:08:53,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:53,457 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:53,457 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:53,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:53,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:53,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:53,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:53,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:57,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:57,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:57,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:57,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:57,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:57,082 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-11-04 12:08:57,082 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-11-04 12:08:57,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:57,083 INFO L85 PathProgramCache]: Analyzing trace with hash 187785045, now seen corresponding path program 1 times [2022-11-04 12:08:57,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:57,083 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1668503569] [2022-11-04 12:08:57,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:57,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:57,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:57,182 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:08:57,182 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:57,182 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1668503569] [2022-11-04 12:08:57,182 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1668503569] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:08:57,182 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [539391333] [2022-11-04 12:08:57,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:57,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:08:57,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:08:57,187 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:08:57,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2022-11-04 12:08:57,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:57,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-04 12:08:57,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:08:57,465 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:08:57,465 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-04 12:08:57,465 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [539391333] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:57,466 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-04 12:08:57,466 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-11-04 12:08:57,466 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358978151] [2022-11-04 12:08:57,466 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:57,466 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:08:57,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:57,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:08:57,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:08:57,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:57,467 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:57,467 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:57,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:57,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:57,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:57,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:57,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:57,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:00,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:00,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:00,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:00,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:00,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:00,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:01,011 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2022-11-04 12:09:01,188 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2022-11-04 12:09:01,188 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-11-04 12:09:01,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:09:01,188 INFO L85 PathProgramCache]: Analyzing trace with hash 2065723215, now seen corresponding path program 1 times [2022-11-04 12:09:01,189 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:09:01,189 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2062178657] [2022-11-04 12:09:01,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:01,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:09:01,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:01,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:09:01,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:09:01,308 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2062178657] [2022-11-04 12:09:01,308 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2062178657] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:09:01,309 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1112176918] [2022-11-04 12:09:01,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:01,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:09:01,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:09:01,310 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:09:01,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2022-11-04 12:09:01,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:01,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 423 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-04 12:09:01,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:09:01,620 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-04 12:09:01,620 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-04 12:09:01,621 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1112176918] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:09:01,621 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-04 12:09:01,621 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-11-04 12:09:01,621 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1135435584] [2022-11-04 12:09:01,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:09:01,622 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:09:01,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:09:01,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:09:01,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:09:01,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:01,623 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:09:01,623 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 3 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:09:01,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:01,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:01,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:01,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:01,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:01,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:01,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:01,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:01,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:01,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:01,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:01,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:01,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:01,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:01,816 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2022-11-04 12:09:02,002 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:09:02,003 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-11-04 12:09:02,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:09:02,003 INFO L85 PathProgramCache]: Analyzing trace with hash -1989684923, now seen corresponding path program 1 times [2022-11-04 12:09:02,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:09:02,003 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1330173960] [2022-11-04 12:09:02,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:02,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:09:02,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:02,176 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:09:02,176 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:09:02,176 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1330173960] [2022-11-04 12:09:02,177 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1330173960] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:09:02,177 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [798117400] [2022-11-04 12:09:02,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:02,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:09:02,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:09:02,178 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:09:02,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2022-11-04 12:09:02,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:02,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-04 12:09:02,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:09:02,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:09:02,513 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:09:02,559 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:09:02,559 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [798117400] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:09:02,559 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:09:02,560 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-11-04 12:09:02,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672462714] [2022-11-04 12:09:02,560 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:09:02,560 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-04 12:09:02,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:09:02,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-04 12:09:02,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-11-04 12:09:02,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:02,562 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:09:02,562 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 16.1) internal successors, (161), 10 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:09:02,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:02,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:02,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:02,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:02,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:02,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:02,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:02,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:12,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:12,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:12,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:12,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:12,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:12,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:12,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:12,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:12,887 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2022-11-04 12:09:13,065 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:09:13,065 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-11-04 12:09:13,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:09:13,066 INFO L85 PathProgramCache]: Analyzing trace with hash -1644981215, now seen corresponding path program 1 times [2022-11-04 12:09:13,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:09:13,066 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [372580224] [2022-11-04 12:09:13,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:13,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:09:13,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:13,520 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-04 12:09:13,521 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:09:13,521 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [372580224] [2022-11-04 12:09:13,521 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [372580224] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:09:13,521 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:09:13,521 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-04 12:09:13,521 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178306775] [2022-11-04 12:09:13,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:09:13,522 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:09:13,522 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:09:13,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:09:13,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:09:13,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:13,523 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:09:13,523 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 19.0) internal successors, (114), 6 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:09:13,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:13,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:13,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:13,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:13,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:13,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:13,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:13,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:13,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:14,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:14,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:14,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:14,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:14,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:14,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:14,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:14,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:14,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:14,634 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-11-04 12:09:14,634 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-11-04 12:09:14,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:09:14,635 INFO L85 PathProgramCache]: Analyzing trace with hash 118609163, now seen corresponding path program 1 times [2022-11-04 12:09:14,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:09:14,635 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [552644327] [2022-11-04 12:09:14,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:14,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:09:14,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-04 12:09:14,673 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-04 12:09:14,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-04 12:09:14,728 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-04 12:09:14,729 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-04 12:09:14,729 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (7 of 8 remaining) [2022-11-04 12:09:14,729 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (6 of 8 remaining) [2022-11-04 12:09:14,729 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (5 of 8 remaining) [2022-11-04 12:09:14,729 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (4 of 8 remaining) [2022-11-04 12:09:14,730 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (3 of 8 remaining) [2022-11-04 12:09:14,730 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (2 of 8 remaining) [2022-11-04 12:09:14,730 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (1 of 8 remaining) [2022-11-04 12:09:14,730 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 8 remaining) [2022-11-04 12:09:14,730 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-11-04 12:09:14,733 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-04 12:09:14,734 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN (1/5) [2022-11-04 12:09:14,734 WARN L233 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2022-11-04 12:09:14,734 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2022-11-04 12:09:14,827 INFO L144 ThreadInstanceAdder]: Constructed 12 joinOtherThreadTransitions. [2022-11-04 12:09:14,832 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-04 12:09:14,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-04 12:09:14,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:09:14,837 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-04 12:09:14,842 INFO L156 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-04 12:09:14,842 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t1_funThread1of3ForFork1 ======== [2022-11-04 12:09:14,842 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@75399fcf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-04 12:09:14,842 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-11-04 12:09:14,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (17)] Waiting until timeout for monitored process [2022-11-04 12:09:18,338 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t1_funErr0ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:09:18,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:09:18,338 INFO L85 PathProgramCache]: Analyzing trace with hash -401512465, now seen corresponding path program 1 times [2022-11-04 12:09:18,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:09:18,339 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1904683502] [2022-11-04 12:09:18,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:18,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:09:18,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:18,376 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:09:18,376 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:09:18,376 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1904683502] [2022-11-04 12:09:18,376 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1904683502] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:09:18,376 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:09:18,376 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-04 12:09:18,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027181448] [2022-11-04 12:09:18,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:09:18,377 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-04 12:09:18,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:09:18,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-04 12:09:18,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-04 12:09:18,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:18,378 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:09:18,378 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 51.0) internal successors, (102), 2 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:09:18,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:18,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:18,383 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-11-04 12:09:18,384 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t1_funErr0ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:09:18,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:09:18,385 INFO L85 PathProgramCache]: Analyzing trace with hash 473338027, now seen corresponding path program 1 times [2022-11-04 12:09:18,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:09:18,386 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669261342] [2022-11-04 12:09:18,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:18,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:09:18,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:18,479 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:09:18,479 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:09:18,479 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669261342] [2022-11-04 12:09:18,479 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669261342] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:09:18,479 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1998669263] [2022-11-04 12:09:18,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:18,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:09:18,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:09:18,482 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:09:18,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2022-11-04 12:09:18,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:18,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-04 12:09:18,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:09:18,816 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:09:18,817 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-04 12:09:18,817 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1998669263] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:09:18,817 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-04 12:09:18,817 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-11-04 12:09:18,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368316880] [2022-11-04 12:09:18,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:09:18,818 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:09:18,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:09:18,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:09:18,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:09:18,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:18,819 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:09:18,819 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:09:18,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:18,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:22,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:22,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:22,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2022-11-04 12:09:23,057 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:09:23,057 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting t1_funErr0ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:09:23,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:09:23,057 INFO L85 PathProgramCache]: Analyzing trace with hash -485190445, now seen corresponding path program 1 times [2022-11-04 12:09:23,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:09:23,058 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657257896] [2022-11-04 12:09:23,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:23,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:09:23,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:23,206 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:09:23,207 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:09:23,207 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1657257896] [2022-11-04 12:09:23,207 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1657257896] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:09:23,207 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [820268232] [2022-11-04 12:09:23,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:23,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:09:23,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:09:23,209 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:09:23,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2022-11-04 12:09:23,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:23,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-04 12:09:23,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:09:23,587 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:09:23,587 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:09:23,642 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:09:23,642 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [820268232] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:09:23,642 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:09:23,642 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-11-04 12:09:23,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472654831] [2022-11-04 12:09:23,643 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:09:23,643 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-04 12:09:23,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:09:23,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-04 12:09:23,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-11-04 12:09:23,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:23,644 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:09:23,644 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 13.5) internal successors, (135), 10 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:09:23,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:23,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:23,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:33,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:33,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:33,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:33,842 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2022-11-04 12:09:34,026 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35,19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:09:34,027 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting t1_funErr0ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:09:34,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:09:34,027 INFO L85 PathProgramCache]: Analyzing trace with hash 984900207, now seen corresponding path program 1 times [2022-11-04 12:09:34,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:09:34,027 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [807386801] [2022-11-04 12:09:34,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:34,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:09:34,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:34,383 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-04 12:09:34,383 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:09:34,383 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [807386801] [2022-11-04 12:09:34,384 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [807386801] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:09:34,384 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:09:34,384 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-04 12:09:34,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [288223492] [2022-11-04 12:09:34,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:09:34,386 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:09:34,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:09:34,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:09:34,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:09:34,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:34,387 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:09:34,387 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 20.4) internal successors, (102), 6 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:09:34,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:34,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:34,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:34,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:43,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:43,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:43,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:43,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:43,116 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-11-04 12:09:43,116 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:09:43,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:09:43,116 INFO L85 PathProgramCache]: Analyzing trace with hash 1486566737, now seen corresponding path program 1 times [2022-11-04 12:09:43,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:09:43,117 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [375522552] [2022-11-04 12:09:43,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:43,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:09:43,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:43,917 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:09:43,918 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:09:43,918 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [375522552] [2022-11-04 12:09:43,918 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [375522552] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:09:43,918 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [547158799] [2022-11-04 12:09:43,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:43,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:09:43,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:09:43,920 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:09:43,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2022-11-04 12:09:44,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:44,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 36 conjunts are in the unsatisfiable core [2022-11-04 12:09:44,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:09:44,332 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-04 12:09:44,371 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-04 12:09:44,372 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-04 12:09:44,408 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-04 12:09:44,431 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:09:44,466 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:09:44,467 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-04 12:09:44,487 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:09:44,534 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:09:44,534 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:09:44,572 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:09:44,601 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:09:44,601 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:09:44,653 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_3133 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of3ForFork1_init_~p#1.base| v_ArrVal_3133) |c_t1_funThread1of3ForFork1_init_~p#1.base|) (+ 7 |c_t1_funThread1of3ForFork1_init_~p#1.offset|)) |c_t1_funThread1of3ForFork1_init_#t~nondet4#1|)) (forall ((v_ArrVal_3133 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of3ForFork1_init_~p#1.base| v_ArrVal_3133) |c_t1_funThread1of3ForFork1_init_~p#1.base|) (+ 5 |c_t1_funThread1of3ForFork1_init_~p#1.offset|)) |c_t1_funThread1of3ForFork1_init_#t~nondet4#1|)) (forall ((v_ArrVal_3133 (Array Int Int))) (= |c_t1_funThread1of3ForFork1_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of3ForFork1_init_~p#1.base| v_ArrVal_3133) |c_t1_funThread1of3ForFork1_init_~p#1.base|) (+ |c_t1_funThread1of3ForFork1_init_~p#1.offset| 4)))) (forall ((v_ArrVal_3133 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of3ForFork1_init_~p#1.base| v_ArrVal_3133) |c_t1_funThread1of3ForFork1_init_~p#1.base|) (+ |c_t1_funThread1of3ForFork1_init_~p#1.offset| 6)) |c_t1_funThread1of3ForFork1_init_#t~nondet4#1|))) is different from false [2022-11-04 12:09:44,684 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 7 |c_t1_funThread1of3ForFork1_init_~p#1.offset|))) (let ((.cse0 (store |c_#race| |c_t1_funThread1of3ForFork1_init_~p#1.base| (store (select |c_#race| |c_t1_funThread1of3ForFork1_init_~p#1.base|) .cse1 |c_t1_funThread1of3ForFork1_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_3133 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread2of3ForFork1_init_~p#1.base| v_ArrVal_3133) |c_t1_funThread1of3ForFork1_init_~p#1.base|) (+ |c_t1_funThread1of3ForFork1_init_~p#1.offset| 4)) |c_t1_funThread1of3ForFork1_init_#t~nondet4#1|)) (forall ((v_ArrVal_3133 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread2of3ForFork1_init_~p#1.base| v_ArrVal_3133) |c_t1_funThread1of3ForFork1_init_~p#1.base|) (+ 5 |c_t1_funThread1of3ForFork1_init_~p#1.offset|)) |c_t1_funThread1of3ForFork1_init_#t~nondet4#1|)) (forall ((v_ArrVal_3133 (Array Int Int))) (= |c_t1_funThread1of3ForFork1_init_#t~nondet4#1| (select (select (store .cse0 |c_t1_funThread2of3ForFork1_init_~p#1.base| v_ArrVal_3133) |c_t1_funThread1of3ForFork1_init_~p#1.base|) (+ |c_t1_funThread1of3ForFork1_init_~p#1.offset| 6)))) (forall ((v_ArrVal_3133 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread2of3ForFork1_init_~p#1.base| v_ArrVal_3133) |c_t1_funThread1of3ForFork1_init_~p#1.base|) .cse1) |c_t1_funThread1of3ForFork1_init_#t~nondet4#1|))))) is different from false [2022-11-04 12:09:44,741 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 7 |c_t1_funThread1of3ForFork1_init_~p#1.offset|))) (and (forall ((v_ArrVal_3130 (Array Int Int)) (v_ArrVal_3133 (Array Int Int))) (= (select (select (store (let ((.cse0 (store |c_#race| |c_t1_funThread2of3ForFork1_init_~p#1.base| v_ArrVal_3130))) (store .cse0 |c_t1_funThread1of3ForFork1_init_~p#1.base| (store (select .cse0 |c_t1_funThread1of3ForFork1_init_~p#1.base|) .cse1 |c_t1_funThread1of3ForFork1_init_#t~nondet4#1|))) |c_t1_funThread2of3ForFork1_init_~p#1.base| v_ArrVal_3133) |c_t1_funThread1of3ForFork1_init_~p#1.base|) (+ |c_t1_funThread1of3ForFork1_init_~p#1.offset| 4)) |c_t1_funThread1of3ForFork1_init_#t~nondet4#1|)) (forall ((v_ArrVal_3130 (Array Int Int)) (v_ArrVal_3133 (Array Int Int))) (= (select (select (store (let ((.cse2 (store |c_#race| |c_t1_funThread2of3ForFork1_init_~p#1.base| v_ArrVal_3130))) (store .cse2 |c_t1_funThread1of3ForFork1_init_~p#1.base| (store (select .cse2 |c_t1_funThread1of3ForFork1_init_~p#1.base|) .cse1 |c_t1_funThread1of3ForFork1_init_#t~nondet4#1|))) |c_t1_funThread2of3ForFork1_init_~p#1.base| v_ArrVal_3133) |c_t1_funThread1of3ForFork1_init_~p#1.base|) (+ |c_t1_funThread1of3ForFork1_init_~p#1.offset| 6)) |c_t1_funThread1of3ForFork1_init_#t~nondet4#1|)) (forall ((v_ArrVal_3130 (Array Int Int)) (v_ArrVal_3133 (Array Int Int))) (= |c_t1_funThread1of3ForFork1_init_#t~nondet4#1| (select (select (store (let ((.cse3 (store |c_#race| |c_t1_funThread2of3ForFork1_init_~p#1.base| v_ArrVal_3130))) (store .cse3 |c_t1_funThread1of3ForFork1_init_~p#1.base| (store (select .cse3 |c_t1_funThread1of3ForFork1_init_~p#1.base|) .cse1 |c_t1_funThread1of3ForFork1_init_#t~nondet4#1|))) |c_t1_funThread2of3ForFork1_init_~p#1.base| v_ArrVal_3133) |c_t1_funThread1of3ForFork1_init_~p#1.base|) (+ 5 |c_t1_funThread1of3ForFork1_init_~p#1.offset|)))) (forall ((v_ArrVal_3130 (Array Int Int)) (v_ArrVal_3133 (Array Int Int))) (= (select (select (store (let ((.cse4 (store |c_#race| |c_t1_funThread2of3ForFork1_init_~p#1.base| v_ArrVal_3130))) (store .cse4 |c_t1_funThread1of3ForFork1_init_~p#1.base| (store (select .cse4 |c_t1_funThread1of3ForFork1_init_~p#1.base|) .cse1 |c_t1_funThread1of3ForFork1_init_#t~nondet4#1|))) |c_t1_funThread2of3ForFork1_init_~p#1.base| v_ArrVal_3133) |c_t1_funThread1of3ForFork1_init_~p#1.base|) .cse1) |c_t1_funThread1of3ForFork1_init_#t~nondet4#1|)))) is different from false [2022-11-04 12:09:44,772 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse3 (+ |c_t1_funThread1of3ForFork1_init_~p#1.offset| 6))) (let ((.cse1 (+ 7 |c_t1_funThread1of3ForFork1_init_~p#1.offset|)) (.cse2 (store |c_#race| |c_t1_funThread1of3ForFork1_init_~p#1.base| (store (select |c_#race| |c_t1_funThread1of3ForFork1_init_~p#1.base|) .cse3 |c_t1_funThread1of3ForFork1_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_3130 (Array Int Int)) (v_ArrVal_3133 (Array Int Int))) (= (select (select (store (let ((.cse0 (store .cse2 |c_t1_funThread2of3ForFork1_init_~p#1.base| v_ArrVal_3130))) (store .cse0 |c_t1_funThread1of3ForFork1_init_~p#1.base| (store (select .cse0 |c_t1_funThread1of3ForFork1_init_~p#1.base|) .cse1 |c_t1_funThread1of3ForFork1_init_#t~nondet4#1|))) |c_t1_funThread2of3ForFork1_init_~p#1.base| v_ArrVal_3133) |c_t1_funThread1of3ForFork1_init_~p#1.base|) .cse3) |c_t1_funThread1of3ForFork1_init_#t~nondet4#1|)) (forall ((v_ArrVal_3130 (Array Int Int)) (v_ArrVal_3133 (Array Int Int))) (= |c_t1_funThread1of3ForFork1_init_#t~nondet4#1| (select (select (store (let ((.cse4 (store .cse2 |c_t1_funThread2of3ForFork1_init_~p#1.base| v_ArrVal_3130))) (store .cse4 |c_t1_funThread1of3ForFork1_init_~p#1.base| (store (select .cse4 |c_t1_funThread1of3ForFork1_init_~p#1.base|) .cse1 |c_t1_funThread1of3ForFork1_init_#t~nondet4#1|))) |c_t1_funThread2of3ForFork1_init_~p#1.base| v_ArrVal_3133) |c_t1_funThread1of3ForFork1_init_~p#1.base|) .cse1))) (forall ((v_ArrVal_3130 (Array Int Int)) (v_ArrVal_3133 (Array Int Int))) (= (select (select (store (let ((.cse5 (store .cse2 |c_t1_funThread2of3ForFork1_init_~p#1.base| v_ArrVal_3130))) (store .cse5 |c_t1_funThread1of3ForFork1_init_~p#1.base| (store (select .cse5 |c_t1_funThread1of3ForFork1_init_~p#1.base|) .cse1 |c_t1_funThread1of3ForFork1_init_#t~nondet4#1|))) |c_t1_funThread2of3ForFork1_init_~p#1.base| v_ArrVal_3133) |c_t1_funThread1of3ForFork1_init_~p#1.base|) (+ 5 |c_t1_funThread1of3ForFork1_init_~p#1.offset|)) |c_t1_funThread1of3ForFork1_init_#t~nondet4#1|)) (forall ((v_ArrVal_3130 (Array Int Int)) (v_ArrVal_3133 (Array Int Int))) (= (select (select (store (let ((.cse6 (store .cse2 |c_t1_funThread2of3ForFork1_init_~p#1.base| v_ArrVal_3130))) (store .cse6 |c_t1_funThread1of3ForFork1_init_~p#1.base| (store (select .cse6 |c_t1_funThread1of3ForFork1_init_~p#1.base|) .cse1 |c_t1_funThread1of3ForFork1_init_#t~nondet4#1|))) |c_t1_funThread2of3ForFork1_init_~p#1.base| v_ArrVal_3133) |c_t1_funThread1of3ForFork1_init_~p#1.base|) (+ |c_t1_funThread1of3ForFork1_init_~p#1.offset| 4)) |c_t1_funThread1of3ForFork1_init_#t~nondet4#1|))))) is different from false [2022-11-04 12:09:44,868 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse3 (+ 5 |c_t1_funThread1of3ForFork1_init_~p#1.offset|)) (.cse7 (+ |c_t1_funThread1of3ForFork1_init_~p#1.offset| 6))) (let ((.cse1 (+ 7 |c_t1_funThread1of3ForFork1_init_~p#1.offset|)) (.cse2 (store |c_#race| |c_t1_funThread1of3ForFork1_init_~p#1.base| (store (store (select |c_#race| |c_t1_funThread1of3ForFork1_init_~p#1.base|) .cse3 |c_t1_funThread1of3ForFork1_init_#t~nondet4#1|) .cse7 |c_t1_funThread1of3ForFork1_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_3130 (Array Int Int)) (v_ArrVal_3133 (Array Int Int))) (= |c_t1_funThread1of3ForFork1_init_#t~nondet4#1| (select (select (store (let ((.cse0 (store .cse2 |c_t1_funThread2of3ForFork1_init_~p#1.base| v_ArrVal_3130))) (store .cse0 |c_t1_funThread1of3ForFork1_init_~p#1.base| (store (select .cse0 |c_t1_funThread1of3ForFork1_init_~p#1.base|) .cse1 |c_t1_funThread1of3ForFork1_init_#t~nondet4#1|))) |c_t1_funThread2of3ForFork1_init_~p#1.base| v_ArrVal_3133) |c_t1_funThread1of3ForFork1_init_~p#1.base|) .cse3))) (forall ((v_ArrVal_3130 (Array Int Int)) (v_ArrVal_3133 (Array Int Int))) (= (select (select (store (let ((.cse4 (store .cse2 |c_t1_funThread2of3ForFork1_init_~p#1.base| v_ArrVal_3130))) (store .cse4 |c_t1_funThread1of3ForFork1_init_~p#1.base| (store (select .cse4 |c_t1_funThread1of3ForFork1_init_~p#1.base|) .cse1 |c_t1_funThread1of3ForFork1_init_#t~nondet4#1|))) |c_t1_funThread2of3ForFork1_init_~p#1.base| v_ArrVal_3133) |c_t1_funThread1of3ForFork1_init_~p#1.base|) .cse1) |c_t1_funThread1of3ForFork1_init_#t~nondet4#1|)) (forall ((v_ArrVal_3130 (Array Int Int)) (v_ArrVal_3133 (Array Int Int))) (= (select (select (store (let ((.cse5 (store .cse2 |c_t1_funThread2of3ForFork1_init_~p#1.base| v_ArrVal_3130))) (store .cse5 |c_t1_funThread1of3ForFork1_init_~p#1.base| (store (select .cse5 |c_t1_funThread1of3ForFork1_init_~p#1.base|) .cse1 |c_t1_funThread1of3ForFork1_init_#t~nondet4#1|))) |c_t1_funThread2of3ForFork1_init_~p#1.base| v_ArrVal_3133) |c_t1_funThread1of3ForFork1_init_~p#1.base|) (+ |c_t1_funThread1of3ForFork1_init_~p#1.offset| 4)) |c_t1_funThread1of3ForFork1_init_#t~nondet4#1|)) (forall ((v_ArrVal_3130 (Array Int Int)) (v_ArrVal_3133 (Array Int Int))) (= (select (select (store (let ((.cse6 (store .cse2 |c_t1_funThread2of3ForFork1_init_~p#1.base| v_ArrVal_3130))) (store .cse6 |c_t1_funThread1of3ForFork1_init_~p#1.base| (store (select .cse6 |c_t1_funThread1of3ForFork1_init_~p#1.base|) .cse1 |c_t1_funThread1of3ForFork1_init_#t~nondet4#1|))) |c_t1_funThread2of3ForFork1_init_~p#1.base| v_ArrVal_3133) |c_t1_funThread1of3ForFork1_init_~p#1.base|) .cse7) |c_t1_funThread1of3ForFork1_init_#t~nondet4#1|))))) is different from false [2022-11-04 12:09:44,942 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:09:44,942 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 59 [2022-11-04 12:09:44,950 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:09:44,951 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 116 treesize of output 62 [2022-11-04 12:09:44,957 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-04 12:09:44,960 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2022-11-04 12:09:44,978 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:09:44,978 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 1 [2022-11-04 12:09:44,984 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:09:44,984 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 1 [2022-11-04 12:09:44,992 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:09:44,992 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 1 [2022-11-04 12:09:45,101 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 12 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 3 not checked. [2022-11-04 12:09:45,101 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [547158799] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:09:45,102 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:09:45,102 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14, 15] total 23 [2022-11-04 12:09:45,102 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373212580] [2022-11-04 12:09:45,102 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:09:45,103 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-11-04 12:09:45,103 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:09:45,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-11-04 12:09:45,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=297, Unknown=5, NotChecked=190, Total=552 [2022-11-04 12:09:45,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:45,104 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:09:45,104 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 7.260869565217392) internal successors, (167), 24 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:09:45,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:45,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:45,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:45,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:45,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:51,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:51,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:51,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:51,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:51,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:09:51,933 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2022-11-04 12:09:52,121 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2022-11-04 12:09:52,121 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting t1_funErr2ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:09:52,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:09:52,122 INFO L85 PathProgramCache]: Analyzing trace with hash -1146900703, now seen corresponding path program 1 times [2022-11-04 12:09:52,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:09:52,122 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405150845] [2022-11-04 12:09:52,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:52,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:09:52,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:52,204 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-04 12:09:52,204 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:09:52,205 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405150845] [2022-11-04 12:09:52,205 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [405150845] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:09:52,206 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:09:52,206 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-04 12:09:52,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235441912] [2022-11-04 12:09:52,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:09:52,206 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:09:52,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:09:52,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:09:52,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-04 12:09:52,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:52,208 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:09:52,209 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 64.5) internal successors, (129), 3 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:09:52,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:52,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:52,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:52,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:52,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:09:52,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:55,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:55,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:55,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:55,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:55,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:09:55,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:55,077 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-11-04 12:09:55,078 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting t1_funErr3ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:09:55,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:09:55,078 INFO L85 PathProgramCache]: Analyzing trace with hash 2105501347, now seen corresponding path program 1 times [2022-11-04 12:09:55,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:09:55,078 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124705927] [2022-11-04 12:09:55,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:55,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:09:55,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:55,239 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-04 12:09:55,239 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:09:55,239 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1124705927] [2022-11-04 12:09:55,239 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1124705927] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:09:55,240 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [897481614] [2022-11-04 12:09:55,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:55,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:09:55,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:09:55,241 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:09:55,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2022-11-04 12:09:55,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:55,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 641 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-04 12:09:55,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:09:55,841 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:09:55,842 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:09:56,029 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:09:56,029 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [897481614] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:09:56,029 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:09:56,030 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 9, 9] total 19 [2022-11-04 12:09:56,030 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713394718] [2022-11-04 12:09:56,030 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:09:56,031 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-11-04 12:09:56,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:09:56,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-11-04 12:09:56,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2022-11-04 12:09:56,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:56,032 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:09:56,032 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 19.42105263157895) internal successors, (369), 19 states have internal predecessors, (369), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:09:56,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:56,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:56,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:56,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:56,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:09:56,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:56,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:03,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:03,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:03,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:03,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:03,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:10:03,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:03,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-04 12:10:03,727 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2022-11-04 12:10:03,901 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2022-11-04 12:10:03,901 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting t1_funErr3ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:10:03,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:10:03,902 INFO L85 PathProgramCache]: Analyzing trace with hash -1846167596, now seen corresponding path program 1 times [2022-11-04 12:10:03,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:10:03,902 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720883933] [2022-11-04 12:10:03,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:10:03,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:10:03,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:10:04,464 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-11-04 12:10:04,464 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:10:04,464 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [720883933] [2022-11-04 12:10:04,464 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [720883933] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:10:04,464 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:10:04,465 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-04 12:10:04,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459494769] [2022-11-04 12:10:04,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:10:04,465 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:10:04,465 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:10:04,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:10:04,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:10:04,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:04,466 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:10:04,466 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 25.166666666666668) internal successors, (151), 6 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:10:04,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:04,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:04,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:04,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:04,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:10:04,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:04,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-11-04 12:10:04,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:05,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:05,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:05,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:05,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:05,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:10:05,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:05,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-04 12:10:05,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:05,672 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2022-11-04 12:10:05,673 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting t1_funErr3ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:10:05,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:10:05,673 INFO L85 PathProgramCache]: Analyzing trace with hash 194301805, now seen corresponding path program 1 times [2022-11-04 12:10:05,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:10:05,673 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [364414097] [2022-11-04 12:10:05,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:10:05,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:10:05,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:10:06,548 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 29 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:10:06,549 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:10:06,549 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [364414097] [2022-11-04 12:10:06,549 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [364414097] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:10:06,549 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1029291703] [2022-11-04 12:10:06,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:10:06,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:10:06,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:10:06,553 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:10:06,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2022-11-04 12:10:07,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:10:07,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 624 conjuncts, 35 conjunts are in the unsatisfiable core [2022-11-04 12:10:07,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:10:07,036 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-04 12:10:07,081 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-04 12:10:07,082 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-04 12:10:07,130 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-04 12:10:07,152 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-04 12:10:07,158 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-11-04 12:10:07,177 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:07,178 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2022-11-04 12:10:07,206 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:07,206 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 44 [2022-11-04 12:10:07,238 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 29 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:10:07,238 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:10:07,315 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_3895 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of3ForFork1_init_~p#1.base| v_ArrVal_3895) |c_t1_funThread2of3ForFork1_init_~p#1.base|) |c_t1_funThread2of3ForFork1_init_~p#1.offset|) |c_t1_funThread2of3ForFork1_init_#t~nondet3#1|)) is different from false [2022-11-04 12:10:07,326 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:07,326 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 19 [2022-11-04 12:10:07,329 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 14 [2022-11-04 12:10:07,458 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 29 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 1 not checked. [2022-11-04 12:10:07,459 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1029291703] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:10:07,459 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:10:07,459 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 20 [2022-11-04 12:10:07,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445411204] [2022-11-04 12:10:07,460 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:10:07,462 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-11-04 12:10:07,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:10:07,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-11-04 12:10:07,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=296, Unknown=1, NotChecked=34, Total=380 [2022-11-04 12:10:07,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:07,464 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:10:07,464 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 10.2) internal successors, (204), 20 states have internal predecessors, (204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:10:07,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:07,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:07,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:07,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:07,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:10:07,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:07,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-11-04 12:10:07,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:07,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:14,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:14,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:14,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:14,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:14,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:10:14,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:14,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-04 12:10:14,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:14,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:10:14,177 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2022-11-04 12:10:14,349 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41,22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:10:14,349 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting t1_funErr3ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:10:14,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:10:14,349 INFO L85 PathProgramCache]: Analyzing trace with hash -425865743, now seen corresponding path program 1 times [2022-11-04 12:10:14,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:10:14,350 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2143345509] [2022-11-04 12:10:14,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:10:14,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:10:14,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:10:14,953 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-11-04 12:10:14,953 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:10:14,953 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2143345509] [2022-11-04 12:10:14,953 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2143345509] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:10:14,953 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:10:14,954 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-04 12:10:14,954 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1507836317] [2022-11-04 12:10:14,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:10:14,954 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:10:14,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:10:14,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:10:14,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:10:14,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:14,957 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:10:14,958 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 31.8) internal successors, (159), 6 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:10:14,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:14,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:14,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:14,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:14,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:10:14,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:14,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-11-04 12:10:14,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:14,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:10:14,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:15,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:15,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:15,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:15,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:15,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:10:15,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:15,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-04 12:10:15,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:15,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:10:15,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:15,166 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2022-11-04 12:10:15,167 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting t1_funErr4ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:10:15,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:10:15,167 INFO L85 PathProgramCache]: Analyzing trace with hash -2033943231, now seen corresponding path program 1 times [2022-11-04 12:10:15,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:10:15,167 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480344828] [2022-11-04 12:10:15,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:10:15,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:10:15,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:10:15,736 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-11-04 12:10:15,736 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:10:15,736 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480344828] [2022-11-04 12:10:15,736 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1480344828] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:10:15,736 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:10:15,736 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-04 12:10:15,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545467298] [2022-11-04 12:10:15,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:10:15,737 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:10:15,737 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:10:15,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:10:15,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:10:15,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:15,738 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:10:15,738 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 33.6) internal successors, (168), 6 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:10:15,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:15,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:15,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:15,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:15,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:10:15,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:15,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-11-04 12:10:15,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:15,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:10:15,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:15,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:15,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:15,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:15,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:15,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:15,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:10:15,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:15,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-04 12:10:15,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:15,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:10:15,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:15,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:15,981 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2022-11-04 12:10:15,981 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting t1_funErr5ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:10:15,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:10:15,981 INFO L85 PathProgramCache]: Analyzing trace with hash 1970372550, now seen corresponding path program 1 times [2022-11-04 12:10:15,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:10:15,982 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889519192] [2022-11-04 12:10:15,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:10:15,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:10:16,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:10:16,613 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-11-04 12:10:16,614 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:10:16,614 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889519192] [2022-11-04 12:10:16,614 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1889519192] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:10:16,614 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:10:16,614 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-04 12:10:16,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2067869062] [2022-11-04 12:10:16,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:10:16,615 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:10:16,615 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:10:16,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:10:16,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:10:16,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:16,616 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:10:16,616 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 35.2) internal successors, (176), 6 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:10:16,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:16,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:16,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:16,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:16,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:10:16,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:16,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-11-04 12:10:16,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:16,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:10:16,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:16,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:16,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:16,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:16,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:16,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:16,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:16,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:10:16,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:16,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-04 12:10:16,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:16,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:10:16,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:16,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:16,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:16,828 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2022-11-04 12:10:16,828 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting t1_funErr3ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:10:16,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:10:16,829 INFO L85 PathProgramCache]: Analyzing trace with hash 64655114, now seen corresponding path program 1 times [2022-11-04 12:10:16,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:10:16,829 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [930653251] [2022-11-04 12:10:16,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:10:16,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:10:16,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:10:17,638 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-04 12:10:17,638 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:10:17,638 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [930653251] [2022-11-04 12:10:17,638 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [930653251] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:10:17,638 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1086737980] [2022-11-04 12:10:17,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:10:17,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:10:17,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:10:17,641 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:10:17,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2022-11-04 12:10:18,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:10:18,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 662 conjuncts, 36 conjunts are in the unsatisfiable core [2022-11-04 12:10:18,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:10:18,165 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-04 12:10:18,213 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-04 12:10:18,213 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-04 12:10:18,255 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-04 12:10:18,277 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:10:18,328 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:18,328 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-04 12:10:18,343 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:10:18,370 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:18,370 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:10:18,400 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:10:18,441 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-04 12:10:18,441 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:10:18,473 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_4680 (Array Int Int))) (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_4680) |c_t1_funThread2of3ForFork1_init_~p#1.base|) (+ 6 |c_t1_funThread2of3ForFork1_init_~p#1.offset|)))) (forall ((v_ArrVal_4680 (Array Int Int))) (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_4680) |c_t1_funThread2of3ForFork1_init_~p#1.base|) (+ 5 |c_t1_funThread2of3ForFork1_init_~p#1.offset|)))) (forall ((v_ArrVal_4680 (Array Int Int))) (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_4680) |c_t1_funThread2of3ForFork1_init_~p#1.base|) (+ 7 |c_t1_funThread2of3ForFork1_init_~p#1.offset|)))) (forall ((v_ArrVal_4680 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_4680) |c_t1_funThread2of3ForFork1_init_~p#1.base|) (+ 4 |c_t1_funThread2of3ForFork1_init_~p#1.offset|)) |c_t1_funThread2of3ForFork1_init_#t~nondet4#1|))) is different from false [2022-11-04 12:10:18,489 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 7 |c_t1_funThread2of3ForFork1_init_~p#1.offset|))) (let ((.cse0 (store |c_#race| |c_t1_funThread2of3ForFork1_init_~p#1.base| (store (select |c_#race| |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse1 |c_t1_funThread2of3ForFork1_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_4680 (Array Int Int))) (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store .cse0 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_4680) |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse1))) (forall ((v_ArrVal_4680 (Array Int Int))) (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store .cse0 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_4680) |c_t1_funThread2of3ForFork1_init_~p#1.base|) (+ 5 |c_t1_funThread2of3ForFork1_init_~p#1.offset|)))) (forall ((v_ArrVal_4680 (Array Int Int))) (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store .cse0 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_4680) |c_t1_funThread2of3ForFork1_init_~p#1.base|) (+ 4 |c_t1_funThread2of3ForFork1_init_~p#1.offset|)))) (forall ((v_ArrVal_4680 (Array Int Int))) (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store .cse0 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_4680) |c_t1_funThread2of3ForFork1_init_~p#1.base|) (+ 6 |c_t1_funThread2of3ForFork1_init_~p#1.offset|))))))) is different from false [2022-11-04 12:10:18,522 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 7 |c_t1_funThread2of3ForFork1_init_~p#1.offset|))) (and (forall ((v_ArrVal_4680 (Array Int Int)) (v_ArrVal_4677 (Array Int Int))) (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store (let ((.cse0 (store |c_#race| |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_4677))) (store .cse0 |c_t1_funThread2of3ForFork1_init_~p#1.base| (store (select .cse0 |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse1 |c_t1_funThread2of3ForFork1_init_#t~nondet4#1|))) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_4680) |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse1))) (forall ((v_ArrVal_4680 (Array Int Int)) (v_ArrVal_4677 (Array Int Int))) (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store (let ((.cse2 (store |c_#race| |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_4677))) (store .cse2 |c_t1_funThread2of3ForFork1_init_~p#1.base| (store (select .cse2 |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse1 |c_t1_funThread2of3ForFork1_init_#t~nondet4#1|))) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_4680) |c_t1_funThread2of3ForFork1_init_~p#1.base|) (+ 6 |c_t1_funThread2of3ForFork1_init_~p#1.offset|)))) (forall ((v_ArrVal_4680 (Array Int Int)) (v_ArrVal_4677 (Array Int Int))) (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store (let ((.cse3 (store |c_#race| |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_4677))) (store .cse3 |c_t1_funThread2of3ForFork1_init_~p#1.base| (store (select .cse3 |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse1 |c_t1_funThread2of3ForFork1_init_#t~nondet4#1|))) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_4680) |c_t1_funThread2of3ForFork1_init_~p#1.base|) (+ 4 |c_t1_funThread2of3ForFork1_init_~p#1.offset|)))) (forall ((v_ArrVal_4680 (Array Int Int)) (v_ArrVal_4677 (Array Int Int))) (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store (let ((.cse4 (store |c_#race| |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_4677))) (store .cse4 |c_t1_funThread2of3ForFork1_init_~p#1.base| (store (select .cse4 |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse1 |c_t1_funThread2of3ForFork1_init_#t~nondet4#1|))) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_4680) |c_t1_funThread2of3ForFork1_init_~p#1.base|) (+ 5 |c_t1_funThread2of3ForFork1_init_~p#1.offset|)))))) is different from false [2022-11-04 12:10:18,545 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse6 (+ 6 |c_t1_funThread2of3ForFork1_init_~p#1.offset|))) (let ((.cse1 (+ 7 |c_t1_funThread2of3ForFork1_init_~p#1.offset|)) (.cse2 (store |c_#race| |c_t1_funThread2of3ForFork1_init_~p#1.base| (store (select |c_#race| |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse6 |c_t1_funThread2of3ForFork1_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_4680 (Array Int Int)) (v_ArrVal_4677 (Array Int Int))) (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store (let ((.cse0 (store .cse2 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_4677))) (store .cse0 |c_t1_funThread2of3ForFork1_init_~p#1.base| (store (select .cse0 |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse1 |c_t1_funThread2of3ForFork1_init_#t~nondet4#1|))) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_4680) |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse1))) (forall ((v_ArrVal_4680 (Array Int Int)) (v_ArrVal_4677 (Array Int Int))) (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store (let ((.cse3 (store .cse2 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_4677))) (store .cse3 |c_t1_funThread2of3ForFork1_init_~p#1.base| (store (select .cse3 |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse1 |c_t1_funThread2of3ForFork1_init_#t~nondet4#1|))) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_4680) |c_t1_funThread2of3ForFork1_init_~p#1.base|) (+ 4 |c_t1_funThread2of3ForFork1_init_~p#1.offset|)))) (forall ((v_ArrVal_4680 (Array Int Int)) (v_ArrVal_4677 (Array Int Int))) (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store (let ((.cse4 (store .cse2 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_4677))) (store .cse4 |c_t1_funThread2of3ForFork1_init_~p#1.base| (store (select .cse4 |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse1 |c_t1_funThread2of3ForFork1_init_#t~nondet4#1|))) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_4680) |c_t1_funThread2of3ForFork1_init_~p#1.base|) (+ 5 |c_t1_funThread2of3ForFork1_init_~p#1.offset|)))) (forall ((v_ArrVal_4680 (Array Int Int)) (v_ArrVal_4677 (Array Int Int))) (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store (let ((.cse5 (store .cse2 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_4677))) (store .cse5 |c_t1_funThread2of3ForFork1_init_~p#1.base| (store (select .cse5 |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse1 |c_t1_funThread2of3ForFork1_init_#t~nondet4#1|))) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_4680) |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse6)))))) is different from false [2022-11-04 12:10:18,617 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse6 (+ 5 |c_t1_funThread2of3ForFork1_init_~p#1.offset|)) (.cse4 (+ 6 |c_t1_funThread2of3ForFork1_init_~p#1.offset|))) (let ((.cse1 (+ 7 |c_t1_funThread2of3ForFork1_init_~p#1.offset|)) (.cse2 (store |c_#race| |c_t1_funThread2of3ForFork1_init_~p#1.base| (store (store (select |c_#race| |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse6 |c_t1_funThread2of3ForFork1_init_#t~nondet4#1|) .cse4 |c_t1_funThread2of3ForFork1_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_4680 (Array Int Int)) (v_ArrVal_4677 (Array Int Int))) (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store (let ((.cse0 (store .cse2 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_4677))) (store .cse0 |c_t1_funThread2of3ForFork1_init_~p#1.base| (store (select .cse0 |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse1 |c_t1_funThread2of3ForFork1_init_#t~nondet4#1|))) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_4680) |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse1))) (forall ((v_ArrVal_4680 (Array Int Int)) (v_ArrVal_4677 (Array Int Int))) (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store (let ((.cse3 (store .cse2 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_4677))) (store .cse3 |c_t1_funThread2of3ForFork1_init_~p#1.base| (store (select .cse3 |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse1 |c_t1_funThread2of3ForFork1_init_#t~nondet4#1|))) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_4680) |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse4))) (forall ((v_ArrVal_4680 (Array Int Int)) (v_ArrVal_4677 (Array Int Int))) (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store (let ((.cse5 (store .cse2 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_4677))) (store .cse5 |c_t1_funThread2of3ForFork1_init_~p#1.base| (store (select .cse5 |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse1 |c_t1_funThread2of3ForFork1_init_#t~nondet4#1|))) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_4680) |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse6))) (forall ((v_ArrVal_4680 (Array Int Int)) (v_ArrVal_4677 (Array Int Int))) (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store (let ((.cse7 (store .cse2 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_4677))) (store .cse7 |c_t1_funThread2of3ForFork1_init_~p#1.base| (store (select .cse7 |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse1 |c_t1_funThread2of3ForFork1_init_#t~nondet4#1|))) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_4680) |c_t1_funThread2of3ForFork1_init_~p#1.base|) (+ 4 |c_t1_funThread2of3ForFork1_init_~p#1.offset|))))))) is different from false [2022-11-04 12:10:18,685 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:18,689 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 59 [2022-11-04 12:10:18,696 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:18,696 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 100 treesize of output 58 [2022-11-04 12:10:18,705 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-04 12:10:18,708 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2022-11-04 12:10:18,720 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:10:18,721 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 1 [2022-11-04 12:10:18,726 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:10:18,727 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 1 [2022-11-04 12:10:18,732 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:10:18,733 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 1 [2022-11-04 12:10:18,868 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 2 not checked. [2022-11-04 12:10:18,868 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1086737980] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:10:18,868 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:10:18,868 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 15, 16] total 24 [2022-11-04 12:10:18,869 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714804118] [2022-11-04 12:10:18,869 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:10:18,869 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-11-04 12:10:18,869 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:10:18,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-11-04 12:10:18,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=297, Unknown=5, NotChecked=190, Total=552 [2022-11-04 12:10:18,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:18,870 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:10:18,870 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 9.541666666666666) internal successors, (229), 24 states have internal predecessors, (229), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:10:18,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:18,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:18,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:18,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:18,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:10:18,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:18,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-11-04 12:10:18,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:18,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:10:18,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:18,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:18,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:18,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:24,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:24,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:24,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:24,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:24,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:10:24,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:24,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-04 12:10:24,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:24,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:10:24,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:24,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:24,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:24,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:10:24,338 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2022-11-04 12:10:24,521 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable45 [2022-11-04 12:10:24,521 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting t1_funErr4ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:10:24,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:10:24,521 INFO L85 PathProgramCache]: Analyzing trace with hash 1693844599, now seen corresponding path program 1 times [2022-11-04 12:10:24,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:10:24,522 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1097102023] [2022-11-04 12:10:24,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:10:24,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:10:24,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:10:24,712 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-11-04 12:10:24,713 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:10:24,713 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1097102023] [2022-11-04 12:10:24,713 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1097102023] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:10:24,713 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:10:24,713 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-04 12:10:24,714 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197209057] [2022-11-04 12:10:24,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:10:24,714 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:10:24,715 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:10:24,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:10:24,715 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-04 12:10:24,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:24,715 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:10:24,716 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 61.0) internal successors, (183), 3 states have internal predecessors, (183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:10:24,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:24,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:24,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:24,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:24,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:10:24,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:24,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-11-04 12:10:24,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:24,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:10:24,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:24,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:24,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:24,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:10:24,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:24,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:24,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:24,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:24,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:24,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:10:24,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:24,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-04 12:10:24,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:24,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:10:24,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:24,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:24,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:24,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:10:24,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:24,894 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2022-11-04 12:10:24,894 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting t1_funErr3ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:10:24,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:10:24,894 INFO L85 PathProgramCache]: Analyzing trace with hash 1688428243, now seen corresponding path program 1 times [2022-11-04 12:10:24,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:10:24,895 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629033387] [2022-11-04 12:10:24,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:10:24,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:10:24,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:10:25,976 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-11-04 12:10:25,976 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:10:25,976 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1629033387] [2022-11-04 12:10:25,977 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1629033387] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:10:25,977 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1939136699] [2022-11-04 12:10:25,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:10:25,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:10:25,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:10:25,978 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:10:25,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2022-11-04 12:10:26,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:10:26,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 684 conjuncts, 44 conjunts are in the unsatisfiable core [2022-11-04 12:10:26,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:10:26,451 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-04 12:10:26,503 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:10:26,504 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-04 12:10:26,533 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:10:26,534 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-04 12:10:26,585 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:10:26,585 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-04 12:10:26,634 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-04 12:10:26,635 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-04 12:10:26,718 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-04 12:10:26,735 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:10:26,759 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:26,760 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-04 12:10:26,790 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:26,790 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:10:26,819 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:10:26,831 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-11-04 12:10:26,831 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:10:26,851 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_5157 (Array Int Int))) (= 0 (select (select (store |c_#race| |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_5157) |c_t1_funThread1of3ForFork1_insert_~list#1.base|) (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 6)))) (forall ((v_ArrVal_5157 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_5157) |c_t1_funThread1of3ForFork1_insert_~list#1.base|) (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 4)) 0)) (forall ((v_ArrVal_5157 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_5157) |c_t1_funThread1of3ForFork1_insert_~list#1.base|) (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 7)) 0)) (forall ((v_ArrVal_5157 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_5157) |c_t1_funThread1of3ForFork1_insert_~list#1.base|) (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 5)) 0))) is different from false [2022-11-04 12:10:26,874 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 7))) (let ((.cse0 (store |c_#race| |c_t1_funThread1of3ForFork1_insert_~list#1.base| (store (select |c_#race| |c_t1_funThread1of3ForFork1_insert_~list#1.base|) .cse1 0)))) (and (forall ((v_ArrVal_5157 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_5157) |c_t1_funThread1of3ForFork1_insert_~list#1.base|) (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 5)) 0)) (forall ((v_ArrVal_5157 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_5157) |c_t1_funThread1of3ForFork1_insert_~list#1.base|) (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 4)) 0)) (forall ((v_ArrVal_5157 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_5157) |c_t1_funThread1of3ForFork1_insert_~list#1.base|) (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 6)) 0)) (forall ((v_ArrVal_5157 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_5157) |c_t1_funThread1of3ForFork1_insert_~list#1.base|) .cse1) 0))))) is different from false [2022-11-04 12:10:26,949 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse2 (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 6)) (.cse1 (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 7))) (let ((.cse0 (store |c_#race| |c_t1_funThread1of3ForFork1_insert_~list#1.base| (store (store (select |c_#race| |c_t1_funThread1of3ForFork1_insert_~list#1.base|) .cse2 0) .cse1 0)))) (and (forall ((v_ArrVal_5157 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_5157) |c_t1_funThread1of3ForFork1_insert_~list#1.base|) (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 5)) 0)) (forall ((v_ArrVal_5157 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_5157) |c_t1_funThread1of3ForFork1_insert_~list#1.base|) .cse1) 0)) (forall ((v_ArrVal_5157 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_5157) |c_t1_funThread1of3ForFork1_insert_~list#1.base|) (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 4)) 0)) (forall ((v_ArrVal_5157 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_5157) |c_t1_funThread1of3ForFork1_insert_~list#1.base|) .cse2) 0))))) is different from false [2022-11-04 12:10:26,987 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse2 (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 5)) (.cse1 (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 6)) (.cse3 (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 7))) (let ((.cse0 (store |c_#race| |c_t1_funThread1of3ForFork1_insert_~list#1.base| (store (store (store (select |c_#race| |c_t1_funThread1of3ForFork1_insert_~list#1.base|) .cse2 0) .cse1 0) .cse3 0)))) (and (forall ((v_ArrVal_5157 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_5157) |c_t1_funThread1of3ForFork1_insert_~list#1.base|) .cse1) 0)) (forall ((v_ArrVal_5157 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_5157) |c_t1_funThread1of3ForFork1_insert_~list#1.base|) .cse2) 0)) (forall ((v_ArrVal_5157 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_5157) |c_t1_funThread1of3ForFork1_insert_~list#1.base|) .cse3) 0)) (forall ((v_ArrVal_5157 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_5157) |c_t1_funThread1of3ForFork1_insert_~list#1.base|) (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 4)) 0))))) is different from false [2022-11-04 12:10:27,027 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:27,028 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 37 treesize of output 53 [2022-11-04 12:10:27,032 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:27,033 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 66 treesize of output 36 [2022-11-04 12:10:27,041 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-04 12:10:27,042 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 37 treesize of output 1 [2022-11-04 12:10:27,051 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-04 12:10:27,051 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 37 treesize of output 1 [2022-11-04 12:10:27,056 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-04 12:10:27,056 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 37 treesize of output 1 [2022-11-04 12:10:27,333 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-11-04 12:10:27,334 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1939136699] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:10:27,334 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:10:27,334 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14, 14] total 20 [2022-11-04 12:10:27,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078776330] [2022-11-04 12:10:27,334 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:10:27,335 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-11-04 12:10:27,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:10:27,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-11-04 12:10:27,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=232, Unknown=4, NotChecked=132, Total=420 [2022-11-04 12:10:27,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:27,336 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:10:27,336 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 13.45) internal successors, (269), 21 states have internal predecessors, (269), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:10:27,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:27,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:27,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:27,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:27,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:10:27,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:27,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-11-04 12:10:27,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:27,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:10:27,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:27,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:27,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:27,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:10:27,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:27,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:31,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:31,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:31,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:31,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:31,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:10:31,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:31,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-04 12:10:31,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:31,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:10:31,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:31,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:31,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:31,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:10:31,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:31,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:10:31,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2022-11-04 12:10:31,597 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable47 [2022-11-04 12:10:31,597 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting t1_funErr5ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:10:31,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:10:31,598 INFO L85 PathProgramCache]: Analyzing trace with hash -1232594074, now seen corresponding path program 1 times [2022-11-04 12:10:31,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:10:31,598 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050334320] [2022-11-04 12:10:31,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:10:31,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:10:31,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:10:32,986 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 26 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:10:32,987 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:10:32,987 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2050334320] [2022-11-04 12:10:32,987 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2050334320] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:10:32,987 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [874638456] [2022-11-04 12:10:32,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:10:32,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:10:32,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:10:32,989 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:10:32,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2022-11-04 12:10:33,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:10:33,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 786 conjuncts, 48 conjunts are in the unsatisfiable core [2022-11-04 12:10:33,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:10:33,540 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-04 12:10:33,633 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:10:33,633 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-04 12:10:33,783 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-04 12:10:33,783 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-04 12:10:33,974 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-04 12:10:33,987 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:10:33,997 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:10:34,006 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:34,006 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-04 12:10:34,022 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:34,023 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:10:34,030 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 20 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-04 12:10:34,030 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:10:34,070 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_5530 (Array Int Int))) (= |c_t1_funThread1of3ForFork1_insert_#t~nondet13#1| (select (select (store |c_#race| |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_5530) |c_t1_funThread1of3ForFork1_insert_~node#1.base|) (+ |c_t1_funThread1of3ForFork1_insert_~node#1.offset| 4)))) is different from false [2022-11-04 12:10:34,076 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:34,076 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 23 [2022-11-04 12:10:34,079 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2022-11-04 12:10:34,292 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 17 proven. 19 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-04 12:10:34,292 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [874638456] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:10:34,292 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:10:34,292 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18, 14] total 30 [2022-11-04 12:10:34,293 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [915484462] [2022-11-04 12:10:34,293 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:10:34,294 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2022-11-04 12:10:34,294 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:10:34,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2022-11-04 12:10:34,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=787, Unknown=1, NotChecked=56, Total=930 [2022-11-04 12:10:34,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:34,294 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:10:34,295 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 30 states have (on average 10.933333333333334) internal successors, (328), 31 states have internal predecessors, (328), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:10:34,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:34,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:34,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:34,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:34,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:10:34,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:34,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-11-04 12:10:34,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:34,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:10:34,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:34,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:34,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:34,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:10:34,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:34,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:10:34,297 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:41,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:41,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:41,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:41,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:41,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:10:41,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:41,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-04 12:10:41,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:41,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:10:41,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:41,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:41,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:41,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:10:41,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:41,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:10:41,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-11-04 12:10:41,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2022-11-04 12:10:41,803 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48 [2022-11-04 12:10:41,803 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting t1_funErr5ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:10:41,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:10:41,803 INFO L85 PathProgramCache]: Analyzing trace with hash 110181222, now seen corresponding path program 2 times [2022-11-04 12:10:41,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:10:41,804 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1918540676] [2022-11-04 12:10:41,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:10:41,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:10:41,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:10:44,123 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 7 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:10:44,124 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:10:44,124 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1918540676] [2022-11-04 12:10:44,124 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1918540676] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:10:44,124 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [720209193] [2022-11-04 12:10:44,124 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-04 12:10:44,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:10:44,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:10:44,125 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:10:44,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2022-11-04 12:10:46,421 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-04 12:10:46,421 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-04 12:10:46,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 786 conjuncts, 74 conjunts are in the unsatisfiable core [2022-11-04 12:10:46,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:10:46,519 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-04 12:10:46,682 INFO L356 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-04 12:10:46,682 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 14 [2022-11-04 12:10:47,042 INFO L356 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2022-11-04 12:10:47,044 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:10:47,847 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-04 12:10:47,899 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:10:47,960 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2022-11-04 12:10:48,033 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:10:48,114 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:48,114 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:10:48,180 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 24 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:10:48,181 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:10:48,311 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_5915 (Array Int Int))) (= |c_t1_funThread1of3ForFork1_insert_#t~nondet13#1| (select (select (store |c_#race| |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_5915) |c_t1_funThread1of3ForFork1_insert_~node#1.base|) (+ 5 |c_t1_funThread1of3ForFork1_insert_~node#1.offset|)))) (forall ((v_ArrVal_5915 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_5915) |c_t1_funThread1of3ForFork1_insert_~node#1.base|) (+ |c_t1_funThread1of3ForFork1_insert_~node#1.offset| 6)) |c_t1_funThread1of3ForFork1_insert_#t~nondet13#1|)) (forall ((v_ArrVal_5915 (Array Int Int))) (= |c_t1_funThread1of3ForFork1_insert_#t~nondet13#1| (select (select (store |c_#race| |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_5915) |c_t1_funThread1of3ForFork1_insert_~node#1.base|) (+ |c_t1_funThread1of3ForFork1_insert_~node#1.offset| 4))))) is different from false [2022-11-04 12:10:48,324 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ |c_t1_funThread1of3ForFork1_insert_~node#1.offset| 6))) (let ((.cse0 (store |c_#race| |c_t1_funThread1of3ForFork1_insert_~node#1.base| (store (select |c_#race| |c_t1_funThread1of3ForFork1_insert_~node#1.base|) .cse1 |c_t1_funThread1of3ForFork1_insert_#t~nondet13#1|)))) (and (forall ((v_ArrVal_5915 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_5915) |c_t1_funThread1of3ForFork1_insert_~node#1.base|) (+ |c_t1_funThread1of3ForFork1_insert_~node#1.offset| 4)) |c_t1_funThread1of3ForFork1_insert_#t~nondet13#1|)) (forall ((v_ArrVal_5915 (Array Int Int))) (= |c_t1_funThread1of3ForFork1_insert_#t~nondet13#1| (select (select (store .cse0 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_5915) |c_t1_funThread1of3ForFork1_insert_~node#1.base|) (+ 5 |c_t1_funThread1of3ForFork1_insert_~node#1.offset|)))) (forall ((v_ArrVal_5915 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_5915) |c_t1_funThread1of3ForFork1_insert_~node#1.base|) .cse1) |c_t1_funThread1of3ForFork1_insert_#t~nondet13#1|))))) is different from false [2022-11-04 12:10:48,339 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 5 |c_t1_funThread1of3ForFork1_insert_~node#1.offset|)) (.cse2 (+ |c_t1_funThread1of3ForFork1_insert_~node#1.offset| 6))) (let ((.cse0 (store |c_#race| |c_t1_funThread1of3ForFork1_insert_~node#1.base| (store (store (select |c_#race| |c_t1_funThread1of3ForFork1_insert_~node#1.base|) .cse1 |c_t1_funThread1of3ForFork1_insert_#t~nondet13#1|) .cse2 |c_t1_funThread1of3ForFork1_insert_#t~nondet13#1|)))) (and (forall ((v_ArrVal_5915 (Array Int Int))) (= |c_t1_funThread1of3ForFork1_insert_#t~nondet13#1| (select (select (store .cse0 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_5915) |c_t1_funThread1of3ForFork1_insert_~node#1.base|) .cse1))) (forall ((v_ArrVal_5915 (Array Int Int))) (= |c_t1_funThread1of3ForFork1_insert_#t~nondet13#1| (select (select (store .cse0 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_5915) |c_t1_funThread1of3ForFork1_insert_~node#1.base|) .cse2))) (forall ((v_ArrVal_5915 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_5915) |c_t1_funThread1of3ForFork1_insert_~node#1.base|) (+ |c_t1_funThread1of3ForFork1_insert_~node#1.offset| 4)) |c_t1_funThread1of3ForFork1_insert_#t~nondet13#1|))))) is different from false [2022-11-04 12:10:48,356 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:48,356 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 43 [2022-11-04 12:10:48,361 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:48,362 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 70 treesize of output 28 [2022-11-04 12:10:48,377 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:10:48,377 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 1 [2022-11-04 12:10:48,386 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:10:48,386 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 1 [2022-11-04 12:10:48,904 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 17 proven. 19 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-04 12:10:48,905 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [720209193] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:10:48,905 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:10:48,905 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 21, 14] total 61 [2022-11-04 12:10:48,905 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103759061] [2022-11-04 12:10:48,905 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:10:48,906 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 61 states [2022-11-04 12:10:48,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:10:48,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2022-11-04 12:10:48,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=209, Invalid=3106, Unknown=3, NotChecked=342, Total=3660 [2022-11-04 12:10:48,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:48,908 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:10:48,909 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 61 states, 61 states have (on average 9.262295081967213) internal successors, (565), 61 states have internal predecessors, (565), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:10:48,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:48,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:48,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:48,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:48,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:10:48,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:48,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-11-04 12:10:48,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:48,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:10:48,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:48,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:48,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:48,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:10:48,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:48,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:10:48,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2022-11-04 12:10:48,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:11:08,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:11:08,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:08,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:11:08,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:08,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:11:08,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:08,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-04 12:11:08,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:08,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:11:08,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:08,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:08,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:08,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:11:08,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:08,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-04 12:11:08,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-11-04 12:11:08,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-11-04 12:11:08,043 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2022-11-04 12:11:08,216 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable49 [2022-11-04 12:11:08,216 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting t1_funErr3ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:11:08,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:11:08,217 INFO L85 PathProgramCache]: Analyzing trace with hash 1247948236, now seen corresponding path program 2 times [2022-11-04 12:11:08,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:11:08,217 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642811865] [2022-11-04 12:11:08,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:11:08,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:11:08,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:11:09,501 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-04 12:11:09,501 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:11:09,501 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642811865] [2022-11-04 12:11:09,502 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1642811865] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:11:09,502 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1693982764] [2022-11-04 12:11:09,502 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-04 12:11:09,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:11:09,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:11:09,504 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:11:09,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987924f8-deff-4608-a25c-3a0e705f7236/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2022-11-04 12:11:10,394 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-04 12:11:10,394 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-04 12:11:10,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 662 conjuncts, 80 conjunts are in the unsatisfiable core [2022-11-04 12:11:10,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:11:10,524 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-04 12:11:10,773 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-04 12:11:10,774 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-04 12:11:11,080 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-04 12:11:11,161 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:11:11,259 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2022-11-04 12:11:11,402 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 44 [2022-11-04 12:11:11,502 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:11:11,589 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 58 [2022-11-04 12:11:11,631 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 58 [2022-11-04 12:11:11,684 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 56 [2022-11-04 12:11:11,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-04 12:11:11,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-04 12:11:11,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-04 12:11:11,821 INFO L356 Elim1Store]: treesize reduction 19, result has 47.2 percent of original size [2022-11-04 12:11:11,822 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 50 treesize of output 66 [2022-11-04 12:11:12,011 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 50 [2022-11-04 12:11:12,102 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 50 [2022-11-04 12:11:12,190 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2022-11-04 12:11:12,264 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:11:12,321 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 26 proven. 13 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-04 12:11:12,321 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:11:12,352 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_6243 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |c_t1_funThread1of3ForFork1_insert_~list#1.base|) (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 5)) 0)) (forall ((v_ArrVal_6243 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |c_t1_funThread1of3ForFork1_insert_~list#1.base|) (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 6)) 0)) (forall ((v_ArrVal_6243 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |c_t1_funThread1of3ForFork1_insert_~list#1.base|) (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 4)) 0)) (forall ((v_ArrVal_6243 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |c_t1_funThread1of3ForFork1_insert_~list#1.base|) (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 7)) 0))) is different from false [2022-11-04 12:11:12,377 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 7))) (let ((.cse0 (store |c_#race| |c_t1_funThread1of3ForFork1_insert_~list#1.base| (store (select |c_#race| |c_t1_funThread1of3ForFork1_insert_~list#1.base|) .cse1 0)))) (and (forall ((v_ArrVal_6243 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |c_t1_funThread1of3ForFork1_insert_~list#1.base|) (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 4)) 0)) (forall ((v_ArrVal_6243 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |c_t1_funThread1of3ForFork1_insert_~list#1.base|) (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 6)) 0)) (forall ((v_ArrVal_6243 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |c_t1_funThread1of3ForFork1_insert_~list#1.base|) (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 5)) 0)) (forall ((v_ArrVal_6243 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |c_t1_funThread1of3ForFork1_insert_~list#1.base|) .cse1) 0))))) is different from false [2022-11-04 12:11:12,412 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse2 (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 6)) (.cse1 (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 7))) (let ((.cse0 (store |c_#race| |c_t1_funThread1of3ForFork1_insert_~list#1.base| (store (store (select |c_#race| |c_t1_funThread1of3ForFork1_insert_~list#1.base|) .cse2 0) .cse1 0)))) (and (forall ((v_ArrVal_6243 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |c_t1_funThread1of3ForFork1_insert_~list#1.base|) .cse1) 0)) (forall ((v_ArrVal_6243 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |c_t1_funThread1of3ForFork1_insert_~list#1.base|) .cse2) 0)) (forall ((v_ArrVal_6243 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |c_t1_funThread1of3ForFork1_insert_~list#1.base|) (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 4)) 0)) (forall ((v_ArrVal_6243 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |c_t1_funThread1of3ForFork1_insert_~list#1.base|) (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 5)) 0))))) is different from false [2022-11-04 12:11:12,441 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse2 (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 5)) (.cse3 (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 6)) (.cse1 (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 7))) (let ((.cse0 (store |c_#race| |c_t1_funThread1of3ForFork1_insert_~list#1.base| (store (store (store (select |c_#race| |c_t1_funThread1of3ForFork1_insert_~list#1.base|) .cse2 0) .cse3 0) .cse1 0)))) (and (forall ((v_ArrVal_6243 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |c_t1_funThread1of3ForFork1_insert_~list#1.base|) .cse1) 0)) (forall ((v_ArrVal_6243 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |c_t1_funThread1of3ForFork1_insert_~list#1.base|) (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 4)) 0)) (forall ((v_ArrVal_6243 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |c_t1_funThread1of3ForFork1_insert_~list#1.base|) .cse2) 0)) (forall ((v_ArrVal_6243 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |c_t1_funThread1of3ForFork1_insert_~list#1.base|) .cse3) 0))))) is different from false [2022-11-04 12:11:12,687 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 5)) (.cse2 (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 6)) (.cse3 (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 7)) (.cse4 (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 4))) (and (forall ((|t1_funThread1of3ForFork1_insert_~list#1.base| Int) (v_ArrVal_6243 (Array Int Int))) (let ((.cse0 (store (select |c_#race| |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse4 0))) (or (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store |c_#race| |t1_funThread1of3ForFork1_insert_~list#1.base| .cse0) |c_t1_funThread2of3ForFork1_init_~p#1.base|) (+ 7 |c_t1_funThread2of3ForFork1_init_~p#1.offset|))) (= (select (select (store (store |c_#race| |t1_funThread1of3ForFork1_insert_~list#1.base| (store (store (store .cse0 .cse1 0) .cse2 0) .cse3 0)) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse4) 0)))) (forall ((|t1_funThread1of3ForFork1_insert_~list#1.base| Int) (v_ArrVal_6243 (Array Int Int))) (let ((.cse5 (store (select |c_#race| |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse4 0))) (or (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store |c_#race| |t1_funThread1of3ForFork1_insert_~list#1.base| .cse5) |c_t1_funThread2of3ForFork1_init_~p#1.base|) (+ 5 |c_t1_funThread2of3ForFork1_init_~p#1.offset|))) (= (select (select (store (store |c_#race| |t1_funThread1of3ForFork1_insert_~list#1.base| (store (store (store .cse5 .cse1 0) .cse2 0) .cse3 0)) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse4) 0)))) (forall ((|t1_funThread1of3ForFork1_insert_~list#1.base| Int) (v_ArrVal_6243 (Array Int Int))) (let ((.cse6 (store (select |c_#race| |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse4 0))) (or (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store |c_#race| |t1_funThread1of3ForFork1_insert_~list#1.base| .cse6) |c_t1_funThread2of3ForFork1_init_~p#1.base|) (+ 4 |c_t1_funThread2of3ForFork1_init_~p#1.offset|))) (= (select (select (store (store |c_#race| |t1_funThread1of3ForFork1_insert_~list#1.base| (store (store (store .cse6 .cse1 0) .cse2 0) .cse3 0)) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse4) 0)))) (forall ((|t1_funThread1of3ForFork1_insert_~list#1.base| Int) (v_ArrVal_6243 (Array Int Int))) (let ((.cse7 (store (select |c_#race| |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse4 0))) (or (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store |c_#race| |t1_funThread1of3ForFork1_insert_~list#1.base| .cse7) |c_t1_funThread2of3ForFork1_init_~p#1.base|) (+ 6 |c_t1_funThread2of3ForFork1_init_~p#1.offset|))) (= (select (select (store (store |c_#race| |t1_funThread1of3ForFork1_insert_~list#1.base| (store (store (store .cse7 .cse1 0) .cse2 0) .cse3 0)) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse4) 0)))))) is different from false [2022-11-04 12:11:12,909 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse2 (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 5)) (.cse3 (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 6)) (.cse4 (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 7)) (.cse5 (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 4)) (.cse6 (select |c_#race| |c_t1_funThread3of3ForFork1_init_~p#1.base|)) (.cse7 (+ |c_t1_funThread3of3ForFork1_init_~p#1.offset| 3))) (and (forall ((|t1_funThread1of3ForFork1_insert_~list#1.base| Int) (v_ArrVal_6243 (Array Int Int)) (v_ArrVal_6234 Int)) (let ((.cse0 (store |c_#race| |c_t1_funThread3of3ForFork1_init_~p#1.base| (store .cse6 .cse7 v_ArrVal_6234)))) (let ((.cse1 (store (select .cse0 |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5 0))) (or (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store .cse0 |t1_funThread1of3ForFork1_insert_~list#1.base| .cse1) |c_t1_funThread2of3ForFork1_init_~p#1.base|) (+ 4 |c_t1_funThread2of3ForFork1_init_~p#1.offset|))) (= (select (select (store (store .cse0 |t1_funThread1of3ForFork1_insert_~list#1.base| (store (store (store .cse1 .cse2 0) .cse3 0) .cse4 0)) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5) 0))))) (forall ((|t1_funThread1of3ForFork1_insert_~list#1.base| Int) (v_ArrVal_6243 (Array Int Int)) (v_ArrVal_6234 Int)) (let ((.cse8 (store |c_#race| |c_t1_funThread3of3ForFork1_init_~p#1.base| (store .cse6 .cse7 v_ArrVal_6234)))) (let ((.cse9 (store (select .cse8 |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5 0))) (or (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store .cse8 |t1_funThread1of3ForFork1_insert_~list#1.base| .cse9) |c_t1_funThread2of3ForFork1_init_~p#1.base|) (+ 5 |c_t1_funThread2of3ForFork1_init_~p#1.offset|))) (= (select (select (store (store .cse8 |t1_funThread1of3ForFork1_insert_~list#1.base| (store (store (store .cse9 .cse2 0) .cse3 0) .cse4 0)) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5) 0))))) (forall ((|t1_funThread1of3ForFork1_insert_~list#1.base| Int) (v_ArrVal_6243 (Array Int Int)) (v_ArrVal_6234 Int)) (let ((.cse10 (store |c_#race| |c_t1_funThread3of3ForFork1_init_~p#1.base| (store .cse6 .cse7 v_ArrVal_6234)))) (let ((.cse11 (store (select .cse10 |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5 0))) (or (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store .cse10 |t1_funThread1of3ForFork1_insert_~list#1.base| .cse11) |c_t1_funThread2of3ForFork1_init_~p#1.base|) (+ 6 |c_t1_funThread2of3ForFork1_init_~p#1.offset|))) (= (select (select (store (store .cse10 |t1_funThread1of3ForFork1_insert_~list#1.base| (store (store (store .cse11 .cse2 0) .cse3 0) .cse4 0)) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5) 0))))) (forall ((|t1_funThread1of3ForFork1_insert_~list#1.base| Int) (v_ArrVal_6243 (Array Int Int)) (v_ArrVal_6234 Int)) (let ((.cse12 (store |c_#race| |c_t1_funThread3of3ForFork1_init_~p#1.base| (store .cse6 .cse7 v_ArrVal_6234)))) (let ((.cse13 (store (select .cse12 |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5 0))) (or (= (select (select (store (store .cse12 |t1_funThread1of3ForFork1_insert_~list#1.base| (store (store (store .cse13 .cse2 0) .cse3 0) .cse4 0)) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5) 0) (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store .cse12 |t1_funThread1of3ForFork1_insert_~list#1.base| .cse13) |c_t1_funThread2of3ForFork1_init_~p#1.base|) (+ 7 |c_t1_funThread2of3ForFork1_init_~p#1.offset|))))))))) is different from false [2022-11-04 12:11:13,119 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse2 (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 5)) (.cse3 (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 6)) (.cse4 (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 7)) (.cse5 (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 4)) (.cse6 (select |c_#race| |c_t1_funThread3of3ForFork1_init_~p#1.base|)) (.cse7 (+ |c_t1_funThread3of3ForFork1_init_~p#1.offset| 2)) (.cse8 (+ |c_t1_funThread3of3ForFork1_init_~p#1.offset| 3))) (and (forall ((|t1_funThread1of3ForFork1_insert_~list#1.base| Int) (v_ArrVal_6243 (Array Int Int)) (v_ArrVal_6234 Int) (v_ArrVal_6232 Int)) (let ((.cse0 (store |c_#race| |c_t1_funThread3of3ForFork1_init_~p#1.base| (store (store .cse6 .cse7 v_ArrVal_6232) .cse8 v_ArrVal_6234)))) (let ((.cse1 (store (select .cse0 |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5 0))) (or (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store .cse0 |t1_funThread1of3ForFork1_insert_~list#1.base| .cse1) |c_t1_funThread2of3ForFork1_init_~p#1.base|) (+ 6 |c_t1_funThread2of3ForFork1_init_~p#1.offset|))) (= (select (select (store (store .cse0 |t1_funThread1of3ForFork1_insert_~list#1.base| (store (store (store .cse1 .cse2 0) .cse3 0) .cse4 0)) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5) 0))))) (forall ((|t1_funThread1of3ForFork1_insert_~list#1.base| Int) (v_ArrVal_6243 (Array Int Int)) (v_ArrVal_6234 Int) (v_ArrVal_6232 Int)) (let ((.cse9 (store |c_#race| |c_t1_funThread3of3ForFork1_init_~p#1.base| (store (store .cse6 .cse7 v_ArrVal_6232) .cse8 v_ArrVal_6234)))) (let ((.cse10 (store (select .cse9 |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5 0))) (or (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store .cse9 |t1_funThread1of3ForFork1_insert_~list#1.base| .cse10) |c_t1_funThread2of3ForFork1_init_~p#1.base|) (+ 5 |c_t1_funThread2of3ForFork1_init_~p#1.offset|))) (= (select (select (store (store .cse9 |t1_funThread1of3ForFork1_insert_~list#1.base| (store (store (store .cse10 .cse2 0) .cse3 0) .cse4 0)) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5) 0))))) (forall ((|t1_funThread1of3ForFork1_insert_~list#1.base| Int) (v_ArrVal_6243 (Array Int Int)) (v_ArrVal_6234 Int) (v_ArrVal_6232 Int)) (let ((.cse11 (store |c_#race| |c_t1_funThread3of3ForFork1_init_~p#1.base| (store (store .cse6 .cse7 v_ArrVal_6232) .cse8 v_ArrVal_6234)))) (let ((.cse12 (store (select .cse11 |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5 0))) (or (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store .cse11 |t1_funThread1of3ForFork1_insert_~list#1.base| .cse12) |c_t1_funThread2of3ForFork1_init_~p#1.base|) (+ 4 |c_t1_funThread2of3ForFork1_init_~p#1.offset|))) (= (select (select (store (store .cse11 |t1_funThread1of3ForFork1_insert_~list#1.base| (store (store (store .cse12 .cse2 0) .cse3 0) .cse4 0)) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5) 0))))) (forall ((|t1_funThread1of3ForFork1_insert_~list#1.base| Int) (v_ArrVal_6243 (Array Int Int)) (v_ArrVal_6234 Int) (v_ArrVal_6232 Int)) (let ((.cse13 (store |c_#race| |c_t1_funThread3of3ForFork1_init_~p#1.base| (store (store .cse6 .cse7 v_ArrVal_6232) .cse8 v_ArrVal_6234)))) (let ((.cse14 (store (select .cse13 |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5 0))) (or (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store .cse13 |t1_funThread1of3ForFork1_insert_~list#1.base| .cse14) |c_t1_funThread2of3ForFork1_init_~p#1.base|) (+ 7 |c_t1_funThread2of3ForFork1_init_~p#1.offset|))) (= (select (select (store (store .cse13 |t1_funThread1of3ForFork1_insert_~list#1.base| (store (store (store .cse14 .cse2 0) .cse3 0) .cse4 0)) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5) 0))))))) is different from false [2022-11-04 12:11:13,400 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse2 (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 5)) (.cse3 (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 6)) (.cse4 (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 7)) (.cse5 (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 4)) (.cse6 (select |c_#race| |c_t1_funThread3of3ForFork1_init_~p#1.base|)) (.cse7 (+ |c_t1_funThread3of3ForFork1_init_~p#1.offset| 1)) (.cse8 (+ |c_t1_funThread3of3ForFork1_init_~p#1.offset| 2)) (.cse9 (+ |c_t1_funThread3of3ForFork1_init_~p#1.offset| 3))) (and (forall ((|t1_funThread1of3ForFork1_insert_~list#1.base| Int) (v_ArrVal_6243 (Array Int Int)) (v_ArrVal_6229 Int) (v_ArrVal_6234 Int) (v_ArrVal_6232 Int)) (let ((.cse0 (store |c_#race| |c_t1_funThread3of3ForFork1_init_~p#1.base| (store (store (store .cse6 .cse7 v_ArrVal_6229) .cse8 v_ArrVal_6232) .cse9 v_ArrVal_6234)))) (let ((.cse1 (store (select .cse0 |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5 0))) (or (= (select (select (store (store .cse0 |t1_funThread1of3ForFork1_insert_~list#1.base| (store (store (store .cse1 .cse2 0) .cse3 0) .cse4 0)) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5) 0) (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store .cse0 |t1_funThread1of3ForFork1_insert_~list#1.base| .cse1) |c_t1_funThread2of3ForFork1_init_~p#1.base|) (+ 5 |c_t1_funThread2of3ForFork1_init_~p#1.offset|))))))) (forall ((|t1_funThread1of3ForFork1_insert_~list#1.base| Int) (v_ArrVal_6243 (Array Int Int)) (v_ArrVal_6229 Int) (v_ArrVal_6234 Int) (v_ArrVal_6232 Int)) (let ((.cse10 (store |c_#race| |c_t1_funThread3of3ForFork1_init_~p#1.base| (store (store (store .cse6 .cse7 v_ArrVal_6229) .cse8 v_ArrVal_6232) .cse9 v_ArrVal_6234)))) (let ((.cse11 (store (select .cse10 |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5 0))) (or (= (select (select (store (store .cse10 |t1_funThread1of3ForFork1_insert_~list#1.base| (store (store (store .cse11 .cse2 0) .cse3 0) .cse4 0)) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5) 0) (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store .cse10 |t1_funThread1of3ForFork1_insert_~list#1.base| .cse11) |c_t1_funThread2of3ForFork1_init_~p#1.base|) (+ 6 |c_t1_funThread2of3ForFork1_init_~p#1.offset|))))))) (forall ((|t1_funThread1of3ForFork1_insert_~list#1.base| Int) (v_ArrVal_6243 (Array Int Int)) (v_ArrVal_6229 Int) (v_ArrVal_6234 Int) (v_ArrVal_6232 Int)) (let ((.cse12 (store |c_#race| |c_t1_funThread3of3ForFork1_init_~p#1.base| (store (store (store .cse6 .cse7 v_ArrVal_6229) .cse8 v_ArrVal_6232) .cse9 v_ArrVal_6234)))) (let ((.cse13 (store (select .cse12 |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5 0))) (or (= (select (select (store (store .cse12 |t1_funThread1of3ForFork1_insert_~list#1.base| (store (store (store .cse13 .cse2 0) .cse3 0) .cse4 0)) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5) 0) (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store .cse12 |t1_funThread1of3ForFork1_insert_~list#1.base| .cse13) |c_t1_funThread2of3ForFork1_init_~p#1.base|) (+ 7 |c_t1_funThread2of3ForFork1_init_~p#1.offset|))))))) (forall ((|t1_funThread1of3ForFork1_insert_~list#1.base| Int) (v_ArrVal_6243 (Array Int Int)) (v_ArrVal_6229 Int) (v_ArrVal_6234 Int) (v_ArrVal_6232 Int)) (let ((.cse14 (store |c_#race| |c_t1_funThread3of3ForFork1_init_~p#1.base| (store (store (store .cse6 .cse7 v_ArrVal_6229) .cse8 v_ArrVal_6232) .cse9 v_ArrVal_6234)))) (let ((.cse15 (store (select .cse14 |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5 0))) (or (= (select (select (store (store .cse14 |t1_funThread1of3ForFork1_insert_~list#1.base| (store (store (store .cse15 .cse2 0) .cse3 0) .cse4 0)) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5) 0) (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store .cse14 |t1_funThread1of3ForFork1_insert_~list#1.base| .cse15) |c_t1_funThread2of3ForFork1_init_~p#1.base|) (+ 4 |c_t1_funThread2of3ForFork1_init_~p#1.offset|))))))))) is different from false [2022-11-04 12:11:13,638 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse17 (+ 7 |c_t1_funThread2of3ForFork1_init_~p#1.offset|))) (let ((.cse6 (store |c_#race| |c_t1_funThread2of3ForFork1_init_~p#1.base| (store (select |c_#race| |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse17 |c_t1_funThread2of3ForFork1_init_#t~nondet4#1|)))) (let ((.cse2 (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 5)) (.cse3 (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 6)) (.cse4 (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 7)) (.cse5 (+ |c_t1_funThread1of3ForFork1_insert_~list#1.offset| 4)) (.cse7 (select .cse6 |c_t1_funThread3of3ForFork1_init_~p#1.base|)) (.cse8 (+ |c_t1_funThread3of3ForFork1_init_~p#1.offset| 1)) (.cse9 (+ |c_t1_funThread3of3ForFork1_init_~p#1.offset| 2)) (.cse10 (+ |c_t1_funThread3of3ForFork1_init_~p#1.offset| 3))) (and (forall ((|t1_funThread1of3ForFork1_insert_~list#1.base| Int) (v_ArrVal_6243 (Array Int Int)) (v_ArrVal_6229 Int) (v_ArrVal_6234 Int) (v_ArrVal_6232 Int)) (let ((.cse0 (store .cse6 |c_t1_funThread3of3ForFork1_init_~p#1.base| (store (store (store .cse7 .cse8 v_ArrVal_6229) .cse9 v_ArrVal_6232) .cse10 v_ArrVal_6234)))) (let ((.cse1 (store (select .cse0 |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5 0))) (or (= (select (select (store (store .cse0 |t1_funThread1of3ForFork1_insert_~list#1.base| (store (store (store .cse1 .cse2 0) .cse3 0) .cse4 0)) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5) 0) (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store .cse0 |t1_funThread1of3ForFork1_insert_~list#1.base| .cse1) |c_t1_funThread2of3ForFork1_init_~p#1.base|) (+ 4 |c_t1_funThread2of3ForFork1_init_~p#1.offset|))))))) (forall ((|t1_funThread1of3ForFork1_insert_~list#1.base| Int) (v_ArrVal_6243 (Array Int Int)) (v_ArrVal_6229 Int) (v_ArrVal_6234 Int) (v_ArrVal_6232 Int)) (let ((.cse11 (store .cse6 |c_t1_funThread3of3ForFork1_init_~p#1.base| (store (store (store .cse7 .cse8 v_ArrVal_6229) .cse9 v_ArrVal_6232) .cse10 v_ArrVal_6234)))) (let ((.cse12 (store (select .cse11 |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5 0))) (or (= (select (select (store (store .cse11 |t1_funThread1of3ForFork1_insert_~list#1.base| (store (store (store .cse12 .cse2 0) .cse3 0) .cse4 0)) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5) 0) (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store .cse11 |t1_funThread1of3ForFork1_insert_~list#1.base| .cse12) |c_t1_funThread2of3ForFork1_init_~p#1.base|) (+ 5 |c_t1_funThread2of3ForFork1_init_~p#1.offset|))))))) (forall ((|t1_funThread1of3ForFork1_insert_~list#1.base| Int) (v_ArrVal_6243 (Array Int Int)) (v_ArrVal_6229 Int) (v_ArrVal_6234 Int) (v_ArrVal_6232 Int)) (let ((.cse13 (store .cse6 |c_t1_funThread3of3ForFork1_init_~p#1.base| (store (store (store .cse7 .cse8 v_ArrVal_6229) .cse9 v_ArrVal_6232) .cse10 v_ArrVal_6234)))) (let ((.cse14 (store (select .cse13 |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5 0))) (or (= (select (select (store (store .cse13 |t1_funThread1of3ForFork1_insert_~list#1.base| (store (store (store .cse14 .cse2 0) .cse3 0) .cse4 0)) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5) 0) (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store .cse13 |t1_funThread1of3ForFork1_insert_~list#1.base| .cse14) |c_t1_funThread2of3ForFork1_init_~p#1.base|) (+ 6 |c_t1_funThread2of3ForFork1_init_~p#1.offset|))))))) (forall ((|t1_funThread1of3ForFork1_insert_~list#1.base| Int) (v_ArrVal_6243 (Array Int Int)) (v_ArrVal_6229 Int) (v_ArrVal_6234 Int) (v_ArrVal_6232 Int)) (let ((.cse15 (store .cse6 |c_t1_funThread3of3ForFork1_init_~p#1.base| (store (store (store .cse7 .cse8 v_ArrVal_6229) .cse9 v_ArrVal_6232) .cse10 v_ArrVal_6234)))) (let ((.cse16 (store (select .cse15 |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5 0))) (or (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store .cse15 |t1_funThread1of3ForFork1_insert_~list#1.base| .cse16) |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse17)) (= (select (select (store (store .cse15 |t1_funThread1of3ForFork1_insert_~list#1.base| (store (store (store .cse16 .cse2 0) .cse3 0) .cse4 0)) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5) 0))))))))) is different from false [2022-11-04 12:11:13,890 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse15 (+ 7 |c_t1_funThread2of3ForFork1_init_~p#1.offset|))) (let ((.cse6 (store |c_#race| |c_t1_funThread2of3ForFork1_init_~p#1.base| (store (select |c_#race| |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse15 |c_t1_funThread2of3ForFork1_init_#t~nondet4#1|)))) (let ((.cse2 (+ 5 |c_t1_funThread1of3ForFork1_insert_#in~list#1.offset|)) (.cse3 (+ |c_t1_funThread1of3ForFork1_insert_#in~list#1.offset| 6)) (.cse4 (+ 7 |c_t1_funThread1of3ForFork1_insert_#in~list#1.offset|)) (.cse5 (+ |c_t1_funThread1of3ForFork1_insert_#in~list#1.offset| 4)) (.cse7 (select .cse6 |c_t1_funThread3of3ForFork1_init_~p#1.base|)) (.cse8 (+ |c_t1_funThread3of3ForFork1_init_~p#1.offset| 1)) (.cse9 (+ |c_t1_funThread3of3ForFork1_init_~p#1.offset| 2)) (.cse10 (+ |c_t1_funThread3of3ForFork1_init_~p#1.offset| 3))) (and (forall ((|t1_funThread1of3ForFork1_insert_~list#1.base| Int) (v_ArrVal_6243 (Array Int Int)) (v_ArrVal_6229 Int) (v_ArrVal_6234 Int) (v_ArrVal_6232 Int)) (let ((.cse0 (store .cse6 |c_t1_funThread3of3ForFork1_init_~p#1.base| (store (store (store .cse7 .cse8 v_ArrVal_6229) .cse9 v_ArrVal_6232) .cse10 v_ArrVal_6234)))) (let ((.cse1 (store (select .cse0 |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5 0))) (or (= (select (select (store (store .cse0 |t1_funThread1of3ForFork1_insert_~list#1.base| (store (store (store .cse1 .cse2 0) .cse3 0) .cse4 0)) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5) 0) (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store .cse0 |t1_funThread1of3ForFork1_insert_~list#1.base| .cse1) |c_t1_funThread2of3ForFork1_init_~p#1.base|) (+ 5 |c_t1_funThread2of3ForFork1_init_~p#1.offset|))))))) (forall ((|t1_funThread1of3ForFork1_insert_~list#1.base| Int) (v_ArrVal_6243 (Array Int Int)) (v_ArrVal_6229 Int) (v_ArrVal_6234 Int) (v_ArrVal_6232 Int)) (let ((.cse11 (store .cse6 |c_t1_funThread3of3ForFork1_init_~p#1.base| (store (store (store .cse7 .cse8 v_ArrVal_6229) .cse9 v_ArrVal_6232) .cse10 v_ArrVal_6234)))) (let ((.cse12 (store (select .cse11 |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5 0))) (or (= (select (select (store (store .cse11 |t1_funThread1of3ForFork1_insert_~list#1.base| (store (store (store .cse12 .cse2 0) .cse3 0) .cse4 0)) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5) 0) (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store .cse11 |t1_funThread1of3ForFork1_insert_~list#1.base| .cse12) |c_t1_funThread2of3ForFork1_init_~p#1.base|) (+ 6 |c_t1_funThread2of3ForFork1_init_~p#1.offset|))))))) (forall ((|t1_funThread1of3ForFork1_insert_~list#1.base| Int) (v_ArrVal_6243 (Array Int Int)) (v_ArrVal_6229 Int) (v_ArrVal_6234 Int) (v_ArrVal_6232 Int)) (let ((.cse13 (store .cse6 |c_t1_funThread3of3ForFork1_init_~p#1.base| (store (store (store .cse7 .cse8 v_ArrVal_6229) .cse9 v_ArrVal_6232) .cse10 v_ArrVal_6234)))) (let ((.cse14 (store (select .cse13 |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5 0))) (or (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store .cse13 |t1_funThread1of3ForFork1_insert_~list#1.base| .cse14) |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse15)) (= (select (select (store (store .cse13 |t1_funThread1of3ForFork1_insert_~list#1.base| (store (store (store .cse14 .cse2 0) .cse3 0) .cse4 0)) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5) 0))))) (forall ((|t1_funThread1of3ForFork1_insert_~list#1.base| Int) (v_ArrVal_6243 (Array Int Int)) (v_ArrVal_6229 Int) (v_ArrVal_6234 Int) (v_ArrVal_6232 Int)) (let ((.cse16 (store .cse6 |c_t1_funThread3of3ForFork1_init_~p#1.base| (store (store (store .cse7 .cse8 v_ArrVal_6229) .cse9 v_ArrVal_6232) .cse10 v_ArrVal_6234)))) (let ((.cse17 (store (select .cse16 |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5 0))) (or (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store .cse16 |t1_funThread1of3ForFork1_insert_~list#1.base| .cse17) |c_t1_funThread2of3ForFork1_init_~p#1.base|) (+ 4 |c_t1_funThread2of3ForFork1_init_~p#1.offset|))) (= (select (select (store (store .cse16 |t1_funThread1of3ForFork1_insert_~list#1.base| (store (store (store .cse17 .cse2 0) .cse3 0) .cse4 0)) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5) 0))))))))) is different from false [2022-11-04 12:11:14,246 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse2 (+ 5 |c_t1_funThread1of3ForFork1_insert_#in~list#1.offset|)) (.cse3 (+ |c_t1_funThread1of3ForFork1_insert_#in~list#1.offset| 6)) (.cse4 (+ 7 |c_t1_funThread1of3ForFork1_insert_#in~list#1.offset|)) (.cse5 (+ |c_t1_funThread1of3ForFork1_insert_#in~list#1.offset| 4)) (.cse7 (+ |c_t1_funThread3of3ForFork1_init_~p#1.offset| 1)) (.cse8 (+ |c_t1_funThread3of3ForFork1_init_~p#1.offset| 2)) (.cse9 (+ |c_t1_funThread3of3ForFork1_init_~p#1.offset| 3)) (.cse11 (+ 7 |c_t1_funThread2of3ForFork1_init_~p#1.offset|)) (.cse12 (select |c_#race| |c_t1_funThread3of3ForFork1_init_~p#1.base|))) (and (forall ((|t1_funThread1of3ForFork1_insert_~list#1.base| Int) (v_ArrVal_6243 (Array Int Int)) (v_ArrVal_6229 Int) (v_ArrVal_6225 Int) (v_ArrVal_6234 Int) (v_ArrVal_6232 Int)) (let ((.cse0 (let ((.cse6 (let ((.cse10 (store |c_#race| |c_t1_funThread3of3ForFork1_init_~p#1.base| (store .cse12 |c_t1_funThread3of3ForFork1_init_~p#1.offset| v_ArrVal_6225)))) (store .cse10 |c_t1_funThread2of3ForFork1_init_~p#1.base| (store (select .cse10 |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse11 |c_t1_funThread2of3ForFork1_init_#t~nondet4#1|))))) (store .cse6 |c_t1_funThread3of3ForFork1_init_~p#1.base| (store (store (store (select .cse6 |c_t1_funThread3of3ForFork1_init_~p#1.base|) .cse7 v_ArrVal_6229) .cse8 v_ArrVal_6232) .cse9 v_ArrVal_6234))))) (let ((.cse1 (store (select .cse0 |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5 0))) (or (= (select (select (store (store .cse0 |t1_funThread1of3ForFork1_insert_~list#1.base| (store (store (store .cse1 .cse2 0) .cse3 0) .cse4 0)) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5) 0) (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store .cse0 |t1_funThread1of3ForFork1_insert_~list#1.base| .cse1) |c_t1_funThread2of3ForFork1_init_~p#1.base|) (+ 5 |c_t1_funThread2of3ForFork1_init_~p#1.offset|))))))) (forall ((|t1_funThread1of3ForFork1_insert_~list#1.base| Int) (v_ArrVal_6243 (Array Int Int)) (v_ArrVal_6229 Int) (v_ArrVal_6225 Int) (v_ArrVal_6234 Int) (v_ArrVal_6232 Int)) (let ((.cse13 (let ((.cse15 (let ((.cse16 (store |c_#race| |c_t1_funThread3of3ForFork1_init_~p#1.base| (store .cse12 |c_t1_funThread3of3ForFork1_init_~p#1.offset| v_ArrVal_6225)))) (store .cse16 |c_t1_funThread2of3ForFork1_init_~p#1.base| (store (select .cse16 |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse11 |c_t1_funThread2of3ForFork1_init_#t~nondet4#1|))))) (store .cse15 |c_t1_funThread3of3ForFork1_init_~p#1.base| (store (store (store (select .cse15 |c_t1_funThread3of3ForFork1_init_~p#1.base|) .cse7 v_ArrVal_6229) .cse8 v_ArrVal_6232) .cse9 v_ArrVal_6234))))) (let ((.cse14 (store (select .cse13 |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5 0))) (or (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store .cse13 |t1_funThread1of3ForFork1_insert_~list#1.base| .cse14) |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse11)) (= (select (select (store (store .cse13 |t1_funThread1of3ForFork1_insert_~list#1.base| (store (store (store .cse14 .cse2 0) .cse3 0) .cse4 0)) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5) 0))))) (forall ((|t1_funThread1of3ForFork1_insert_~list#1.base| Int) (v_ArrVal_6243 (Array Int Int)) (v_ArrVal_6229 Int) (v_ArrVal_6225 Int) (v_ArrVal_6234 Int) (v_ArrVal_6232 Int)) (let ((.cse17 (let ((.cse19 (let ((.cse20 (store |c_#race| |c_t1_funThread3of3ForFork1_init_~p#1.base| (store .cse12 |c_t1_funThread3of3ForFork1_init_~p#1.offset| v_ArrVal_6225)))) (store .cse20 |c_t1_funThread2of3ForFork1_init_~p#1.base| (store (select .cse20 |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse11 |c_t1_funThread2of3ForFork1_init_#t~nondet4#1|))))) (store .cse19 |c_t1_funThread3of3ForFork1_init_~p#1.base| (store (store (store (select .cse19 |c_t1_funThread3of3ForFork1_init_~p#1.base|) .cse7 v_ArrVal_6229) .cse8 v_ArrVal_6232) .cse9 v_ArrVal_6234))))) (let ((.cse18 (store (select .cse17 |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5 0))) (or (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store .cse17 |t1_funThread1of3ForFork1_insert_~list#1.base| .cse18) |c_t1_funThread2of3ForFork1_init_~p#1.base|) (+ 6 |c_t1_funThread2of3ForFork1_init_~p#1.offset|))) (= (select (select (store (store .cse17 |t1_funThread1of3ForFork1_insert_~list#1.base| (store (store (store .cse18 .cse2 0) .cse3 0) .cse4 0)) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5) 0))))) (forall ((|t1_funThread1of3ForFork1_insert_~list#1.base| Int) (v_ArrVal_6243 (Array Int Int)) (v_ArrVal_6229 Int) (v_ArrVal_6225 Int) (v_ArrVal_6234 Int) (v_ArrVal_6232 Int)) (let ((.cse21 (let ((.cse23 (let ((.cse24 (store |c_#race| |c_t1_funThread3of3ForFork1_init_~p#1.base| (store .cse12 |c_t1_funThread3of3ForFork1_init_~p#1.offset| v_ArrVal_6225)))) (store .cse24 |c_t1_funThread2of3ForFork1_init_~p#1.base| (store (select .cse24 |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse11 |c_t1_funThread2of3ForFork1_init_#t~nondet4#1|))))) (store .cse23 |c_t1_funThread3of3ForFork1_init_~p#1.base| (store (store (store (select .cse23 |c_t1_funThread3of3ForFork1_init_~p#1.base|) .cse7 v_ArrVal_6229) .cse8 v_ArrVal_6232) .cse9 v_ArrVal_6234))))) (let ((.cse22 (store (select .cse21 |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5 0))) (or (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store .cse21 |t1_funThread1of3ForFork1_insert_~list#1.base| .cse22) |c_t1_funThread2of3ForFork1_init_~p#1.base|) (+ 4 |c_t1_funThread2of3ForFork1_init_~p#1.offset|))) (= (select (select (store (store .cse21 |t1_funThread1of3ForFork1_insert_~list#1.base| (store (store (store .cse22 .cse2 0) .cse3 0) .cse4 0)) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5) 0))))))) is different from false [2022-11-04 12:11:15,043 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse20 (+ 6 |c_t1_funThread2of3ForFork1_init_~p#1.offset|))) (let ((.cse12 (store |c_#race| |c_t1_funThread2of3ForFork1_init_~p#1.base| (store (select |c_#race| |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse20 |c_t1_funThread2of3ForFork1_init_#t~nondet4#1|)))) (let ((.cse2 (+ 5 |c_t1_funThread1of3ForFork1_insert_#in~list#1.offset|)) (.cse3 (+ |c_t1_funThread1of3ForFork1_insert_#in~list#1.offset| 6)) (.cse4 (+ 7 |c_t1_funThread1of3ForFork1_insert_#in~list#1.offset|)) (.cse5 (+ |c_t1_funThread1of3ForFork1_insert_#in~list#1.offset| 4)) (.cse7 (+ |c_t1_funThread3of3ForFork1_init_~p#1.offset| 1)) (.cse8 (+ |c_t1_funThread3of3ForFork1_init_~p#1.offset| 2)) (.cse9 (+ |c_t1_funThread3of3ForFork1_init_~p#1.offset| 3)) (.cse11 (+ 7 |c_t1_funThread2of3ForFork1_init_~p#1.offset|)) (.cse13 (select .cse12 |c_t1_funThread3of3ForFork1_init_~p#1.base|))) (and (forall ((|t1_funThread1of3ForFork1_insert_~list#1.base| Int) (v_ArrVal_6243 (Array Int Int)) (v_ArrVal_6229 Int) (v_ArrVal_6225 Int) (v_ArrVal_6234 Int) (v_ArrVal_6232 Int)) (let ((.cse0 (let ((.cse6 (let ((.cse10 (store .cse12 |c_t1_funThread3of3ForFork1_init_~p#1.base| (store .cse13 |c_t1_funThread3of3ForFork1_init_~p#1.offset| v_ArrVal_6225)))) (store .cse10 |c_t1_funThread2of3ForFork1_init_~p#1.base| (store (select .cse10 |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse11 |c_t1_funThread2of3ForFork1_init_#t~nondet4#1|))))) (store .cse6 |c_t1_funThread3of3ForFork1_init_~p#1.base| (store (store (store (select .cse6 |c_t1_funThread3of3ForFork1_init_~p#1.base|) .cse7 v_ArrVal_6229) .cse8 v_ArrVal_6232) .cse9 v_ArrVal_6234))))) (let ((.cse1 (store (select .cse0 |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5 0))) (or (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store .cse0 |t1_funThread1of3ForFork1_insert_~list#1.base| .cse1) |c_t1_funThread2of3ForFork1_init_~p#1.base|) (+ 5 |c_t1_funThread2of3ForFork1_init_~p#1.offset|))) (= (select (select (store (store .cse0 |t1_funThread1of3ForFork1_insert_~list#1.base| (store (store (store .cse1 .cse2 0) .cse3 0) .cse4 0)) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5) 0))))) (forall ((|t1_funThread1of3ForFork1_insert_~list#1.base| Int) (v_ArrVal_6243 (Array Int Int)) (v_ArrVal_6229 Int) (v_ArrVal_6225 Int) (v_ArrVal_6234 Int) (v_ArrVal_6232 Int)) (let ((.cse14 (let ((.cse16 (let ((.cse17 (store .cse12 |c_t1_funThread3of3ForFork1_init_~p#1.base| (store .cse13 |c_t1_funThread3of3ForFork1_init_~p#1.offset| v_ArrVal_6225)))) (store .cse17 |c_t1_funThread2of3ForFork1_init_~p#1.base| (store (select .cse17 |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse11 |c_t1_funThread2of3ForFork1_init_#t~nondet4#1|))))) (store .cse16 |c_t1_funThread3of3ForFork1_init_~p#1.base| (store (store (store (select .cse16 |c_t1_funThread3of3ForFork1_init_~p#1.base|) .cse7 v_ArrVal_6229) .cse8 v_ArrVal_6232) .cse9 v_ArrVal_6234))))) (let ((.cse15 (store (select .cse14 |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5 0))) (or (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store .cse14 |t1_funThread1of3ForFork1_insert_~list#1.base| .cse15) |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse11)) (= (select (select (store (store .cse14 |t1_funThread1of3ForFork1_insert_~list#1.base| (store (store (store .cse15 .cse2 0) .cse3 0) .cse4 0)) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5) 0))))) (forall ((|t1_funThread1of3ForFork1_insert_~list#1.base| Int) (v_ArrVal_6243 (Array Int Int)) (v_ArrVal_6229 Int) (v_ArrVal_6225 Int) (v_ArrVal_6234 Int) (v_ArrVal_6232 Int)) (let ((.cse18 (let ((.cse21 (let ((.cse22 (store .cse12 |c_t1_funThread3of3ForFork1_init_~p#1.base| (store .cse13 |c_t1_funThread3of3ForFork1_init_~p#1.offset| v_ArrVal_6225)))) (store .cse22 |c_t1_funThread2of3ForFork1_init_~p#1.base| (store (select .cse22 |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse11 |c_t1_funThread2of3ForFork1_init_#t~nondet4#1|))))) (store .cse21 |c_t1_funThread3of3ForFork1_init_~p#1.base| (store (store (store (select .cse21 |c_t1_funThread3of3ForFork1_init_~p#1.base|) .cse7 v_ArrVal_6229) .cse8 v_ArrVal_6232) .cse9 v_ArrVal_6234))))) (let ((.cse19 (store (select .cse18 |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5 0))) (or (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store .cse18 |t1_funThread1of3ForFork1_insert_~list#1.base| .cse19) |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse20)) (= (select (select (store (store .cse18 |t1_funThread1of3ForFork1_insert_~list#1.base| (store (store (store .cse19 .cse2 0) .cse3 0) .cse4 0)) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5) 0))))) (forall ((|t1_funThread1of3ForFork1_insert_~list#1.base| Int) (v_ArrVal_6243 (Array Int Int)) (v_ArrVal_6229 Int) (v_ArrVal_6225 Int) (v_ArrVal_6234 Int) (v_ArrVal_6232 Int)) (let ((.cse23 (let ((.cse25 (let ((.cse26 (store .cse12 |c_t1_funThread3of3ForFork1_init_~p#1.base| (store .cse13 |c_t1_funThread3of3ForFork1_init_~p#1.offset| v_ArrVal_6225)))) (store .cse26 |c_t1_funThread2of3ForFork1_init_~p#1.base| (store (select .cse26 |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse11 |c_t1_funThread2of3ForFork1_init_#t~nondet4#1|))))) (store .cse25 |c_t1_funThread3of3ForFork1_init_~p#1.base| (store (store (store (select .cse25 |c_t1_funThread3of3ForFork1_init_~p#1.base|) .cse7 v_ArrVal_6229) .cse8 v_ArrVal_6232) .cse9 v_ArrVal_6234))))) (let ((.cse24 (store (select .cse23 |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5 0))) (or (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store .cse23 |t1_funThread1of3ForFork1_insert_~list#1.base| .cse24) |c_t1_funThread2of3ForFork1_init_~p#1.base|) (+ 4 |c_t1_funThread2of3ForFork1_init_~p#1.offset|))) (= (select (select (store (store .cse23 |t1_funThread1of3ForFork1_insert_~list#1.base| (store (store (store .cse24 .cse2 0) .cse3 0) .cse4 0)) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5) 0))))))))) is different from false [2022-11-04 12:11:16,941 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse16 (+ 5 |c_t1_funThread2of3ForFork1_init_~p#1.offset|)) (.cse25 (+ 6 |c_t1_funThread2of3ForFork1_init_~p#1.offset|))) (let ((.cse12 (store |c_#race| |c_t1_funThread2of3ForFork1_init_~p#1.base| (store (store (select |c_#race| |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse16 |c_t1_funThread2of3ForFork1_init_#t~nondet4#1|) .cse25 |c_t1_funThread2of3ForFork1_init_#t~nondet4#1|)))) (let ((.cse2 (+ 5 |c_t1_funThread1of3ForFork1_insert_#in~list#1.offset|)) (.cse3 (+ |c_t1_funThread1of3ForFork1_insert_#in~list#1.offset| 6)) (.cse4 (+ 7 |c_t1_funThread1of3ForFork1_insert_#in~list#1.offset|)) (.cse5 (+ |c_t1_funThread1of3ForFork1_insert_#in~list#1.offset| 4)) (.cse7 (+ |c_t1_funThread3of3ForFork1_init_~p#1.offset| 1)) (.cse8 (+ |c_t1_funThread3of3ForFork1_init_~p#1.offset| 2)) (.cse9 (+ |c_t1_funThread3of3ForFork1_init_~p#1.offset| 3)) (.cse11 (+ 7 |c_t1_funThread2of3ForFork1_init_~p#1.offset|)) (.cse13 (select .cse12 |c_t1_funThread3of3ForFork1_init_~p#1.base|))) (and (forall ((|t1_funThread1of3ForFork1_insert_~list#1.base| Int) (v_ArrVal_6243 (Array Int Int)) (v_ArrVal_6229 Int) (v_ArrVal_6225 Int) (v_ArrVal_6234 Int) (v_ArrVal_6232 Int)) (let ((.cse0 (let ((.cse6 (let ((.cse10 (store .cse12 |c_t1_funThread3of3ForFork1_init_~p#1.base| (store .cse13 |c_t1_funThread3of3ForFork1_init_~p#1.offset| v_ArrVal_6225)))) (store .cse10 |c_t1_funThread2of3ForFork1_init_~p#1.base| (store (select .cse10 |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse11 |c_t1_funThread2of3ForFork1_init_#t~nondet4#1|))))) (store .cse6 |c_t1_funThread3of3ForFork1_init_~p#1.base| (store (store (store (select .cse6 |c_t1_funThread3of3ForFork1_init_~p#1.base|) .cse7 v_ArrVal_6229) .cse8 v_ArrVal_6232) .cse9 v_ArrVal_6234))))) (let ((.cse1 (store (select .cse0 |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5 0))) (or (= (select (select (store (store .cse0 |t1_funThread1of3ForFork1_insert_~list#1.base| (store (store (store .cse1 .cse2 0) .cse3 0) .cse4 0)) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5) 0) (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store .cse0 |t1_funThread1of3ForFork1_insert_~list#1.base| .cse1) |c_t1_funThread2of3ForFork1_init_~p#1.base|) (+ 4 |c_t1_funThread2of3ForFork1_init_~p#1.offset|))))))) (forall ((|t1_funThread1of3ForFork1_insert_~list#1.base| Int) (v_ArrVal_6243 (Array Int Int)) (v_ArrVal_6229 Int) (v_ArrVal_6225 Int) (v_ArrVal_6234 Int) (v_ArrVal_6232 Int)) (let ((.cse14 (let ((.cse17 (let ((.cse18 (store .cse12 |c_t1_funThread3of3ForFork1_init_~p#1.base| (store .cse13 |c_t1_funThread3of3ForFork1_init_~p#1.offset| v_ArrVal_6225)))) (store .cse18 |c_t1_funThread2of3ForFork1_init_~p#1.base| (store (select .cse18 |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse11 |c_t1_funThread2of3ForFork1_init_#t~nondet4#1|))))) (store .cse17 |c_t1_funThread3of3ForFork1_init_~p#1.base| (store (store (store (select .cse17 |c_t1_funThread3of3ForFork1_init_~p#1.base|) .cse7 v_ArrVal_6229) .cse8 v_ArrVal_6232) .cse9 v_ArrVal_6234))))) (let ((.cse15 (store (select .cse14 |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5 0))) (or (= (select (select (store (store .cse14 |t1_funThread1of3ForFork1_insert_~list#1.base| (store (store (store .cse15 .cse2 0) .cse3 0) .cse4 0)) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5) 0) (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store .cse14 |t1_funThread1of3ForFork1_insert_~list#1.base| .cse15) |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse16)))))) (forall ((|t1_funThread1of3ForFork1_insert_~list#1.base| Int) (v_ArrVal_6243 (Array Int Int)) (v_ArrVal_6229 Int) (v_ArrVal_6225 Int) (v_ArrVal_6234 Int) (v_ArrVal_6232 Int)) (let ((.cse19 (let ((.cse21 (let ((.cse22 (store .cse12 |c_t1_funThread3of3ForFork1_init_~p#1.base| (store .cse13 |c_t1_funThread3of3ForFork1_init_~p#1.offset| v_ArrVal_6225)))) (store .cse22 |c_t1_funThread2of3ForFork1_init_~p#1.base| (store (select .cse22 |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse11 |c_t1_funThread2of3ForFork1_init_#t~nondet4#1|))))) (store .cse21 |c_t1_funThread3of3ForFork1_init_~p#1.base| (store (store (store (select .cse21 |c_t1_funThread3of3ForFork1_init_~p#1.base|) .cse7 v_ArrVal_6229) .cse8 v_ArrVal_6232) .cse9 v_ArrVal_6234))))) (let ((.cse20 (store (select .cse19 |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5 0))) (or (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store .cse19 |t1_funThread1of3ForFork1_insert_~list#1.base| .cse20) |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse11)) (= (select (select (store (store .cse19 |t1_funThread1of3ForFork1_insert_~list#1.base| (store (store (store .cse20 .cse2 0) .cse3 0) .cse4 0)) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5) 0))))) (forall ((|t1_funThread1of3ForFork1_insert_~list#1.base| Int) (v_ArrVal_6243 (Array Int Int)) (v_ArrVal_6229 Int) (v_ArrVal_6225 Int) (v_ArrVal_6234 Int) (v_ArrVal_6232 Int)) (let ((.cse23 (let ((.cse26 (let ((.cse27 (store .cse12 |c_t1_funThread3of3ForFork1_init_~p#1.base| (store .cse13 |c_t1_funThread3of3ForFork1_init_~p#1.offset| v_ArrVal_6225)))) (store .cse27 |c_t1_funThread2of3ForFork1_init_~p#1.base| (store (select .cse27 |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse11 |c_t1_funThread2of3ForFork1_init_#t~nondet4#1|))))) (store .cse26 |c_t1_funThread3of3ForFork1_init_~p#1.base| (store (store (store (select .cse26 |c_t1_funThread3of3ForFork1_init_~p#1.base|) .cse7 v_ArrVal_6229) .cse8 v_ArrVal_6232) .cse9 v_ArrVal_6234))))) (let ((.cse24 (store (select .cse23 |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5 0))) (or (= (select (select (store (store .cse23 |t1_funThread1of3ForFork1_insert_~list#1.base| (store (store (store .cse24 .cse2 0) .cse3 0) .cse4 0)) |c_t1_funThread3of3ForFork1_init_~p#1.base| v_ArrVal_6243) |t1_funThread1of3ForFork1_insert_~list#1.base|) .cse5) 0) (= |c_t1_funThread2of3ForFork1_init_#t~nondet4#1| (select (select (store .cse23 |t1_funThread1of3ForFork1_insert_~list#1.base| .cse24) |c_t1_funThread2of3ForFork1_init_~p#1.base|) .cse25)))))))))) is different from false [2022-11-04 12:11:19,256 INFO L356 Elim1Store]: treesize reduction 2648, result has 10.6 percent of original size [2022-11-04 12:11:19,257 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 12 case distinctions, treesize of input 48967 treesize of output 48791 [2022-11-04 12:11:21,639 INFO L356 Elim1Store]: treesize reduction 180, result has 65.0 percent of original size [2022-11-04 12:11:21,640 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 11 select indices, 11 select index equivalence classes, 15 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 40 case distinctions, treesize of input 339 treesize of output 603