./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/config/GemCutterReach.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9ceec73f9e554c485344f34d2b1865bfa0707ac614302bf3f054f6fb35398f61 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 07:49:06,023 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 07:49:06,026 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 07:49:06,079 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 07:49:06,080 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 07:49:06,084 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 07:49:06,086 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 07:49:06,090 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 07:49:06,092 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 07:49:06,094 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 07:49:06,095 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 07:49:06,096 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 07:49:06,096 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 07:49:06,097 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 07:49:06,099 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 07:49:06,100 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 07:49:06,101 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 07:49:06,102 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 07:49:06,104 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 07:49:06,112 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 07:49:06,114 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 07:49:06,115 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 07:49:06,119 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 07:49:06,120 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 07:49:06,129 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 07:49:06,130 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 07:49:06,130 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 07:49:06,132 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 07:49:06,132 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 07:49:06,134 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 07:49:06,134 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 07:49:06,135 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 07:49:06,137 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 07:49:06,138 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 07:49:06,140 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 07:49:06,140 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 07:49:06,141 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 07:49:06,141 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 07:49:06,141 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 07:49:06,142 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 07:49:06,143 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 07:49:06,147 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-11-20 07:49:06,189 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 07:49:06,189 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 07:49:06,190 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 07:49:06,190 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 07:49:06,191 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 07:49:06,192 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 07:49:06,192 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 07:49:06,193 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 07:49:06,193 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 07:49:06,193 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 07:49:06,194 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 07:49:06,194 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 07:49:06,195 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 07:49:06,195 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 07:49:06,195 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 07:49:06,195 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 07:49:06,195 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 07:49:06,196 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 07:49:06,196 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 07:49:06,196 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 07:49:06,196 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 07:49:06,197 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 07:49:06,197 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 07:49:06,197 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-20 07:49:06,197 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 07:49:06,197 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 07:49:06,198 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 07:49:06,198 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 07:49:06,198 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 07:49:06,200 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 07:49:06,200 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 07:49:06,200 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-20 07:49:06,200 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-20 07:49:06,201 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 07:49:06,201 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-20 07:49:06,201 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-20 07:49:06,201 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_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ceec73f9e554c485344f34d2b1865bfa0707ac614302bf3f054f6fb35398f61 [2021-11-20 07:49:06,534 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 07:49:06,567 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 07:49:06,570 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 07:49:06,571 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 07:49:06,572 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 07:49:06,573 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/../../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt.wvr.c [2021-11-20 07:49:06,635 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/data/d3bc40f0d/3317655c4c864e24a4eab0ce142ed975/FLAG3ec073799 [2021-11-20 07:49:07,161 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 07:49:07,165 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt.wvr.c [2021-11-20 07:49:07,180 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/data/d3bc40f0d/3317655c4c864e24a4eab0ce142ed975/FLAG3ec073799 [2021-11-20 07:49:07,542 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/data/d3bc40f0d/3317655c4c864e24a4eab0ce142ed975 [2021-11-20 07:49:07,547 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 07:49:07,551 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 07:49:07,555 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 07:49:07,555 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 07:49:07,558 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 07:49:07,559 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:49:07" (1/1) ... [2021-11-20 07:49:07,560 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54c199eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:49:07, skipping insertion in model container [2021-11-20 07:49:07,560 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:49:07" (1/1) ... [2021-11-20 07:49:07,573 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 07:49:07,594 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 07:49:07,827 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_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt.wvr.c[4293,4306] [2021-11-20 07:49:07,844 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 07:49:07,858 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 07:49:07,893 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_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt.wvr.c[4293,4306] [2021-11-20 07:49:07,897 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 07:49:07,912 INFO L208 MainTranslator]: Completed translation [2021-11-20 07:49:07,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:49:07 WrapperNode [2021-11-20 07:49:07,913 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 07:49:07,914 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 07:49:07,914 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 07:49:07,914 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 07:49:07,921 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:49:07" (1/1) ... [2021-11-20 07:49:07,931 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:49:07" (1/1) ... [2021-11-20 07:49:07,999 INFO L137 Inliner]: procedures = 26, calls = 79, calls flagged for inlining = 17, calls inlined = 21, statements flattened = 319 [2021-11-20 07:49:07,999 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 07:49:08,000 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 07:49:08,000 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 07:49:08,001 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 07:49:08,009 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:49:07" (1/1) ... [2021-11-20 07:49:08,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:49:07" (1/1) ... [2021-11-20 07:49:08,025 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:49:07" (1/1) ... [2021-11-20 07:49:08,026 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:49:07" (1/1) ... [2021-11-20 07:49:08,037 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:49:07" (1/1) ... [2021-11-20 07:49:08,042 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:49:07" (1/1) ... [2021-11-20 07:49:08,045 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:49:07" (1/1) ... [2021-11-20 07:49:08,050 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 07:49:08,051 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 07:49:08,051 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 07:49:08,052 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 07:49:08,052 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:49:07" (1/1) ... [2021-11-20 07:49:08,073 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 07:49:08,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/z3 [2021-11-20 07:49:08,100 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 07:49:08,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 07:49:08,155 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 07:49:08,155 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 07:49:08,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-20 07:49:08,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-20 07:49:08,156 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-20 07:49:08,156 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-20 07:49:08,156 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-20 07:49:08,157 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-20 07:49:08,161 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-20 07:49:08,161 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-20 07:49:08,161 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-11-20 07:49:08,162 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-11-20 07:49:08,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 07:49:08,162 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-20 07:49:08,162 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-20 07:49:08,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-20 07:49:08,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 07:49:08,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 07:49:08,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 07:49:08,166 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-20 07:49:08,306 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 07:49:08,308 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 07:49:08,809 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 07:49:09,024 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 07:49:09,025 INFO L301 CfgBuilder]: Removed 6 assume(true) statements. [2021-11-20 07:49:09,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:49:09 BoogieIcfgContainer [2021-11-20 07:49:09,029 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 07:49:09,030 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 07:49:09,031 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 07:49:09,034 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 07:49:09,035 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 07:49:07" (1/3) ... [2021-11-20 07:49:09,036 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fe7cce9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:49:09, skipping insertion in model container [2021-11-20 07:49:09,036 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:49:07" (2/3) ... [2021-11-20 07:49:09,036 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fe7cce9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:49:09, skipping insertion in model container [2021-11-20 07:49:09,037 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:49:09" (3/3) ... [2021-11-20 07:49:09,038 INFO L111 eAbstractionObserver]: Analyzing ICFG popl20-bad-buffer-mult-alt.wvr.c [2021-11-20 07:49:09,048 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-20 07:49:09,049 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 07:49:09,049 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-20 07:49:09,049 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-20 07:49:09,102 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,104 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,104 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,104 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,104 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,105 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,105 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,105 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,105 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,105 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,106 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,106 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,107 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,107 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,107 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,108 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,109 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,109 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,109 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,109 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,110 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,110 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,111 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,111 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,111 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,112 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,113 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~cond~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,113 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~cond~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,113 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~cond~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,113 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~cond~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,113 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~cond~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,114 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~cond~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,115 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,115 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,115 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,115 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,115 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,116 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,116 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,116 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,117 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,117 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,117 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,118 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,118 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,118 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,118 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,119 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,119 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,120 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,120 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~cond~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,120 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~cond~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,121 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~cond~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,121 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~cond~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,122 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~cond~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,122 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~cond~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,122 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~cond~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,123 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~cond~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,123 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,123 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,123 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,124 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,124 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,124 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,124 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,124 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,125 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,125 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,125 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,125 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,126 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,126 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,127 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,127 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,130 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,130 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,130 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,131 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,131 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,131 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,131 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,132 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,132 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~cond~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,138 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~cond~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,140 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~cond~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,140 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~cond~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,140 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~cond~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,141 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~cond~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,141 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~cond~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,141 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~cond~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,141 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,141 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,142 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,142 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,142 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,142 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,142 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,143 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,143 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,143 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,143 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,143 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,143 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,144 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,144 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,145 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,145 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,146 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,146 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,146 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,146 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,146 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,146 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,147 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,147 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~cond~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,147 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~cond~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,152 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,152 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,152 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,153 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,179 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~cond~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,179 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,179 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,180 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,180 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,180 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,181 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,181 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,181 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,181 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,181 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,181 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~cond~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,182 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,182 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,182 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,182 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,182 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,182 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,183 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,183 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,183 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,183 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,183 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,183 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,183 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,184 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,184 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,184 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,184 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,185 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,185 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,185 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,185 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~cond~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,185 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,185 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,185 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,185 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,186 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,186 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,186 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,192 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-11-20 07:49:09,248 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-20 07:49:09,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/z3 [2021-11-20 07:49:09,251 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-20 07:49:09,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-20 07:49:09,299 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-20 07:49:09,308 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-20 07:49:09,308 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-11-20 07:49:09,411 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,412 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,412 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,476 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,476 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,476 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,511 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,511 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,512 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,519 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,520 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,520 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,566 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,566 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,566 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,580 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,580 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,580 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,624 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,625 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,625 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,634 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,635 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,635 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:09,690 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-20 07:49:09,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:49:09,695 INFO L85 PathProgramCache]: Analyzing trace with hash 688051854, now seen corresponding path program 1 times [2021-11-20 07:49:09,704 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:49:09,704 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2070616154] [2021-11-20 07:49:09,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:49:09,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:49:09,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:49:09,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:49:09,941 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:49:09,941 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2070616154] [2021-11-20 07:49:09,941 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2070616154] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:49:09,942 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:49:09,942 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-20 07:49:09,975 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124845745] [2021-11-20 07:49:09,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:49:09,983 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-20 07:49:09,983 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:49:10,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-20 07:49:10,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-20 07:49:10,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:49:10,007 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:49:10,009 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 94.5) internal successors, (189), 2 states have internal predecessors, (189), 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) [2021-11-20 07:49:10,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:49:10,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:49:10,049 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-20 07:49:10,049 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-20 07:49:10,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:49:10,050 INFO L85 PathProgramCache]: Analyzing trace with hash -1645014852, now seen corresponding path program 1 times [2021-11-20 07:49:10,050 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:49:10,051 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2088434270] [2021-11-20 07:49:10,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:49:10,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:49:10,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:49:10,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:49:10,576 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:49:10,576 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2088434270] [2021-11-20 07:49:10,577 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2088434270] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:49:10,577 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:49:10,577 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:49:10,577 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1771325569] [2021-11-20 07:49:10,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:49:10,580 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 07:49:10,581 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:49:10,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:49:10,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:49:10,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:49:10,583 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:49:10,583 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 26.0) internal successors, (182), 7 states have internal predecessors, (182), 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) [2021-11-20 07:49:10,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:49:10,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:49:10,838 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:10,838 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:10,839 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:10,894 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:10,894 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:10,895 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:10,904 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:10,904 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:10,905 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:10,915 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:10,916 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:10,916 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:10,925 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:10,925 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:10,926 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:10,988 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:10,989 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:10,989 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:10,996 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:10,996 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:10,996 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:11,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:49:11,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:49:11,050 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-20 07:49:11,051 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-20 07:49:11,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:49:11,052 INFO L85 PathProgramCache]: Analyzing trace with hash -815697319, now seen corresponding path program 1 times [2021-11-20 07:49:11,052 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:49:11,052 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066879252] [2021-11-20 07:49:11,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:49:11,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:49:11,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:49:11,337 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:49:11,338 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:49:11,350 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2066879252] [2021-11-20 07:49:11,350 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2066879252] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 07:49:11,350 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1690581942] [2021-11-20 07:49:11,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:49:11,351 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 07:49:11,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/z3 [2021-11-20 07:49:11,353 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 07:49:11,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-20 07:49:11,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:49:11,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-20 07:49:11,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:49:12,551 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:49:12,552 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 07:49:13,148 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:49:13,148 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1690581942] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-20 07:49:13,149 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-20 07:49:13,149 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [8, 10] total 21 [2021-11-20 07:49:13,149 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1232709311] [2021-11-20 07:49:13,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:49:13,151 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-20 07:49:13,151 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:49:13,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-20 07:49:13,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=320, Unknown=0, NotChecked=0, Total=420 [2021-11-20 07:49:13,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:49:13,154 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:49:13,155 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 20.666666666666668) internal successors, (186), 9 states have internal predecessors, (186), 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) [2021-11-20 07:49:13,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:49:13,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:49:13,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:49:13,290 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:13,290 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:13,290 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:13,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:49:13,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:49:13,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-20 07:49:13,400 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-20 07:49:13,586 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 07:49:13,587 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-20 07:49:13,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:49:13,587 INFO L85 PathProgramCache]: Analyzing trace with hash -1388196556, now seen corresponding path program 1 times [2021-11-20 07:49:13,587 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:49:13,588 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [330384106] [2021-11-20 07:49:13,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:49:13,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:49:13,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:49:13,693 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-20 07:49:13,693 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:49:13,694 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [330384106] [2021-11-20 07:49:13,694 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [330384106] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:49:13,695 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:49:13,695 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-20 07:49:13,697 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918453800] [2021-11-20 07:49:13,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:49:13,700 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 07:49:13,701 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:49:13,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 07:49:13,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-20 07:49:13,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:49:13,702 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:49:13,702 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 31.5) internal successors, (189), 6 states have internal predecessors, (189), 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) [2021-11-20 07:49:13,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:49:13,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:49:13,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-20 07:49:13,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:49:13,774 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:13,775 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:13,775 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:13,786 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:13,787 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:13,787 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:13,796 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:13,796 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:13,797 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:13,807 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:13,807 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:13,811 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:13,934 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:13,934 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:13,934 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:13,991 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:13,991 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:13,992 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:13,997 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:13,997 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:13,998 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:14,031 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:14,032 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:14,032 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:14,095 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:14,095 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:14,096 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:14,113 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:14,114 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:14,114 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:14,120 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:14,121 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:14,121 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:14,127 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:14,127 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:14,128 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:14,145 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:14,146 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:14,146 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:14,151 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:14,151 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:14,151 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:14,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:49:14,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:49:14,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-20 07:49:14,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:49:14,197 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-20 07:49:14,197 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-20 07:49:14,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:49:14,198 INFO L85 PathProgramCache]: Analyzing trace with hash 1011245739, now seen corresponding path program 1 times [2021-11-20 07:49:14,198 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:49:14,198 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789569230] [2021-11-20 07:49:14,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:49:14,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:49:14,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:49:15,142 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:49:15,142 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:49:15,143 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1789569230] [2021-11-20 07:49:15,143 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1789569230] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 07:49:15,143 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1590140186] [2021-11-20 07:49:15,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:49:15,143 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 07:49:15,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/z3 [2021-11-20 07:49:15,144 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 07:49:15,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-20 07:49:15,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:49:15,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 59 conjunts are in the unsatisfiable core [2021-11-20 07:49:15,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:49:15,432 INFO L388 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 [2021-11-20 07:49:15,482 INFO L354 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2021-11-20 07:49:15,483 INFO L388 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 [2021-11-20 07:49:15,549 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-20 07:49:15,549 INFO L388 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 3 case distinctions, treesize of input 17 treesize of output 22 [2021-11-20 07:49:16,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 07:49:16,675 INFO L354 Elim1Store]: treesize reduction 32, result has 22.0 percent of original size [2021-11-20 07:49:16,676 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 21 treesize of output 21 [2021-11-20 07:49:16,938 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-11-20 07:49:18,632 INFO L388 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-11-20 07:49:18,833 INFO L388 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-20 07:49:19,024 INFO L388 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-20 07:49:19,180 INFO L388 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-11-20 07:49:19,631 INFO L388 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 29 treesize of output 13 [2021-11-20 07:49:19,687 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:49:19,688 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 07:49:53,372 INFO L388 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 30929 treesize of output 30673 [2021-11-20 07:49:53,598 WARN L320 FreeRefinementEngine]: Global settings require throwing the following exception [2021-11-20 07:49:53,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-20 07:49:53,816 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 07:49:53,817 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.ArithmeticException: BigInteger out of long range at java.base/java.math.BigInteger.longValueExact(BigInteger.java:4765) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.computeDerApplicabilityScore(QuantifierPusher.java:685) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.selectBestEliminatee(QuantifierPusher.java:668) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.doit(QuantifierPusher.java:604) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective2(QuantifierPusher.java:446) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:355) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:162) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:169) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:77) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:61) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:243) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:233) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.eliminateCompat(PartialQuantifierElimination.java:128) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.eliminateCompat(PartialQuantifierElimination.java:151) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:245) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:438) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeBackwardSequence(IterativePredicateTransformer.java:417) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeWeakestPreconditionSequence(IterativePredicateTransformer.java:289) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:342) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:185) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:163) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:268) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-20 07:49:53,820 INFO L158 Benchmark]: Toolchain (without parser) took 46268.63ms. Allocated memory was 81.8MB in the beginning and 180.4MB in the end (delta: 98.6MB). Free memory was 44.1MB in the beginning and 48.9MB in the end (delta: -4.8MB). Peak memory consumption was 102.1MB. Max. memory is 16.1GB. [2021-11-20 07:49:53,820 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 81.8MB. Free memory is still 60.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 07:49:53,820 INFO L158 Benchmark]: CACSL2BoogieTranslator took 358.47ms. Allocated memory was 81.8MB in the beginning and 104.9MB in the end (delta: 23.1MB). Free memory was 43.9MB in the beginning and 81.3MB in the end (delta: -37.4MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2021-11-20 07:49:53,821 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.75ms. Allocated memory is still 104.9MB. Free memory was 81.3MB in the beginning and 78.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 07:49:53,821 INFO L158 Benchmark]: Boogie Preprocessor took 50.32ms. Allocated memory is still 104.9MB. Free memory was 78.8MB in the beginning and 76.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 07:49:53,822 INFO L158 Benchmark]: RCFGBuilder took 977.67ms. Allocated memory is still 104.9MB. Free memory was 76.7MB in the beginning and 41.9MB in the end (delta: 34.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2021-11-20 07:49:53,822 INFO L158 Benchmark]: TraceAbstraction took 44788.52ms. Allocated memory was 104.9MB in the beginning and 180.4MB in the end (delta: 75.5MB). Free memory was 41.4MB in the beginning and 48.9MB in the end (delta: -7.5MB). Peak memory consumption was 74.7MB. Max. memory is 16.1GB. [2021-11-20 07:49:53,825 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 81.8MB. Free memory is still 60.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 358.47ms. Allocated memory was 81.8MB in the beginning and 104.9MB in the end (delta: 23.1MB). Free memory was 43.9MB in the beginning and 81.3MB in the end (delta: -37.4MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.75ms. Allocated memory is still 104.9MB. Free memory was 81.3MB in the beginning and 78.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.32ms. Allocated memory is still 104.9MB. Free memory was 78.8MB in the beginning and 76.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 977.67ms. Allocated memory is still 104.9MB. Free memory was 76.7MB in the beginning and 41.9MB in the end (delta: 34.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 44788.52ms. Allocated memory was 104.9MB in the beginning and 180.4MB in the end (delta: 75.5MB). Free memory was 41.4MB in the beginning and 48.9MB in the end (delta: -7.5MB). Peak memory consumption was 74.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: ArithmeticException: BigInteger out of long range de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: ArithmeticException: BigInteger out of long range: java.base/java.math.BigInteger.longValueExact(BigInteger.java:4765) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-20 07:49:53,865 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-11-20 07:49:54,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/config/GemCutterReach.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9ceec73f9e554c485344f34d2b1865bfa0707ac614302bf3f054f6fb35398f61 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 07:49:56,417 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 07:49:56,420 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 07:49:56,473 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 07:49:56,473 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 07:49:56,478 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 07:49:56,479 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 07:49:56,485 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 07:49:56,488 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 07:49:56,494 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 07:49:56,495 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 07:49:56,497 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 07:49:56,497 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 07:49:56,500 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 07:49:56,501 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 07:49:56,507 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 07:49:56,508 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 07:49:56,509 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 07:49:56,511 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 07:49:56,521 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 07:49:56,523 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 07:49:56,524 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 07:49:56,528 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 07:49:56,529 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 07:49:56,538 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 07:49:56,538 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 07:49:56,539 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 07:49:56,541 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 07:49:56,542 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 07:49:56,543 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 07:49:56,543 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 07:49:56,544 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 07:49:56,546 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 07:49:56,547 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 07:49:56,555 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 07:49:56,555 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 07:49:56,556 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 07:49:56,556 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 07:49:56,556 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 07:49:56,558 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 07:49:56,559 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 07:49:56,564 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2021-11-20 07:49:56,607 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 07:49:56,607 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 07:49:56,608 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 07:49:56,608 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 07:49:56,609 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 07:49:56,609 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 07:49:56,610 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 07:49:56,610 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 07:49:56,611 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 07:49:56,611 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 07:49:56,612 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 07:49:56,612 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 07:49:56,612 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 07:49:56,612 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 07:49:56,613 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 07:49:56,613 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 07:49:56,613 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-20 07:49:56,613 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-20 07:49:56,614 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 07:49:56,614 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 07:49:56,614 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 07:49:56,614 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 07:49:56,615 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 07:49:56,615 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 07:49:56,615 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 07:49:56,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 07:49:56,616 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 07:49:56,616 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 07:49:56,617 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 07:49:56,617 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-20 07:49:56,617 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-20 07:49:56,617 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-20 07:49:56,618 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-20 07:49:56,618 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 07:49:56,618 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-20 07:49:56,618 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-20 07:49:56,618 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 07:49:56,619 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ceec73f9e554c485344f34d2b1865bfa0707ac614302bf3f054f6fb35398f61 [2021-11-20 07:49:56,956 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 07:49:56,977 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 07:49:56,979 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 07:49:56,981 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 07:49:56,981 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 07:49:56,983 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/../../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt.wvr.c [2021-11-20 07:49:57,047 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/data/37082fd57/adf71a03af5e49fea34ce13b499de267/FLAG758d54445 [2021-11-20 07:49:57,564 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 07:49:57,564 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt.wvr.c [2021-11-20 07:49:57,572 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/data/37082fd57/adf71a03af5e49fea34ce13b499de267/FLAG758d54445 [2021-11-20 07:49:57,918 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/data/37082fd57/adf71a03af5e49fea34ce13b499de267 [2021-11-20 07:49:57,922 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 07:49:57,925 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 07:49:57,929 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 07:49:57,930 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 07:49:57,933 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 07:49:57,934 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:49:57" (1/1) ... [2021-11-20 07:49:57,936 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@721495ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:49:57, skipping insertion in model container [2021-11-20 07:49:57,936 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:49:57" (1/1) ... [2021-11-20 07:49:57,943 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 07:49:57,982 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 07:49:58,180 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_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt.wvr.c[4293,4306] [2021-11-20 07:49:58,208 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 07:49:58,235 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 07:49:58,297 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_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt.wvr.c[4293,4306] [2021-11-20 07:49:58,307 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 07:49:58,328 INFO L208 MainTranslator]: Completed translation [2021-11-20 07:49:58,329 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:49:58 WrapperNode [2021-11-20 07:49:58,329 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 07:49:58,330 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 07:49:58,330 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 07:49:58,330 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 07:49:58,337 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:49:58" (1/1) ... [2021-11-20 07:49:58,360 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:49:58" (1/1) ... [2021-11-20 07:49:58,410 INFO L137 Inliner]: procedures = 28, calls = 79, calls flagged for inlining = 17, calls inlined = 21, statements flattened = 306 [2021-11-20 07:49:58,412 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 07:49:58,413 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 07:49:58,413 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 07:49:58,413 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 07:49:58,422 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:49:58" (1/1) ... [2021-11-20 07:49:58,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:49:58" (1/1) ... [2021-11-20 07:49:58,442 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:49:58" (1/1) ... [2021-11-20 07:49:58,445 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:49:58" (1/1) ... [2021-11-20 07:49:58,457 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:49:58" (1/1) ... [2021-11-20 07:49:58,477 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:49:58" (1/1) ... [2021-11-20 07:49:58,484 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:49:58" (1/1) ... [2021-11-20 07:49:58,499 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 07:49:58,501 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 07:49:58,501 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 07:49:58,501 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 07:49:58,502 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:49:58" (1/1) ... [2021-11-20 07:49:58,510 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 07:49:58,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/z3 [2021-11-20 07:49:58,533 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 07:49:58,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 07:49:58,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 07:49:58,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-20 07:49:58,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 07:49:58,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-20 07:49:58,583 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-20 07:49:58,583 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-20 07:49:58,583 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-20 07:49:58,583 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-20 07:49:58,584 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-20 07:49:58,584 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-20 07:49:58,584 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-11-20 07:49:58,584 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-11-20 07:49:58,584 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-20 07:49:58,584 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-20 07:49:58,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-20 07:49:58,585 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 07:49:58,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 07:49:58,585 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 07:49:58,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-20 07:49:58,587 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-20 07:49:58,759 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 07:49:58,764 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 07:49:59,261 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 07:49:59,493 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 07:49:59,498 INFO L301 CfgBuilder]: Removed 6 assume(true) statements. [2021-11-20 07:49:59,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:49:59 BoogieIcfgContainer [2021-11-20 07:49:59,505 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 07:49:59,507 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 07:49:59,507 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 07:49:59,510 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 07:49:59,510 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 07:49:57" (1/3) ... [2021-11-20 07:49:59,512 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bb546ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:49:59, skipping insertion in model container [2021-11-20 07:49:59,512 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:49:58" (2/3) ... [2021-11-20 07:49:59,513 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bb546ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:49:59, skipping insertion in model container [2021-11-20 07:49:59,513 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:49:59" (3/3) ... [2021-11-20 07:49:59,520 INFO L111 eAbstractionObserver]: Analyzing ICFG popl20-bad-buffer-mult-alt.wvr.c [2021-11-20 07:49:59,526 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-20 07:49:59,526 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 07:49:59,526 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-20 07:49:59,527 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-20 07:49:59,588 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,589 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,589 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,589 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,590 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,590 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,590 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,590 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,591 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,591 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,591 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,592 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,592 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,592 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,593 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,593 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,594 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,594 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,595 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,595 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,595 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,596 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,596 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,597 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,597 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,597 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,597 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~cond~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,598 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~cond~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,598 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~cond~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,598 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~cond~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,599 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~cond~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,599 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~cond~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,600 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,600 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,600 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,600 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,600 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,601 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,601 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,601 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,602 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~short6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,602 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,602 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,603 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,603 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,603 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,604 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~short6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,604 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,605 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,605 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,605 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~cond~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,606 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~cond~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,607 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~cond~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,608 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~cond~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,608 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~cond~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,609 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~cond~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,609 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~cond~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,609 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~cond~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,609 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,609 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,610 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,610 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,610 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,611 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,611 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,611 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,611 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,611 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,612 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,612 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,612 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,613 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,616 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,618 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,618 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,619 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,619 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,619 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,620 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,621 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,621 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,621 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,627 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~cond~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,628 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~cond~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,628 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_~cond~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,629 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_~cond~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,629 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_~cond~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,629 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_~cond~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,629 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_~cond~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,629 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_~cond~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,630 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,630 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,630 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,630 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,631 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,631 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,631 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,631 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,631 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,631 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,632 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,632 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,632 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,632 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,633 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,633 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,633 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,633 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,633 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,634 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,634 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,634 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,634 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,634 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,635 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_~cond~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,636 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_~cond~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,648 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,651 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,652 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,652 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,652 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,652 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,653 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,653 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,653 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,654 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,655 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,655 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,655 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,655 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,655 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_~cond~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,656 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,656 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,656 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,656 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,657 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,657 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,657 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,658 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~cond~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,658 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,658 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,659 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,659 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,659 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,660 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,660 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,661 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~short6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,662 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,662 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,663 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,663 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,663 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,663 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,663 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,664 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,664 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~cond~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,664 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,664 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,664 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,665 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,667 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-11-20 07:49:59,727 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-20 07:49:59,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/z3 [2021-11-20 07:49:59,731 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-20 07:49:59,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-20 07:49:59,777 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-20 07:49:59,789 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-20 07:49:59,790 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-11-20 07:49:59,916 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,916 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,917 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,971 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,971 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,971 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,999 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,999 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:49:59,999 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:00,041 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:00,041 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:00,042 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:00,100 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:00,100 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:00,101 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:00,153 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:00,153 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:00,153 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:00,193 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:00,194 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:00,194 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:00,223 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:00,224 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:00,224 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:00,309 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-20 07:50:00,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:50:00,314 INFO L85 PathProgramCache]: Analyzing trace with hash 237956519, now seen corresponding path program 1 times [2021-11-20 07:50:00,325 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-20 07:50:00,325 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1097514444] [2021-11-20 07:50:00,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:50:00,326 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 07:50:00,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat [2021-11-20 07:50:00,333 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 07:50:00,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-20 07:50:00,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:50:00,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-20 07:50:00,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:50:01,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:50:01,027 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 07:50:01,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:50:01,347 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-20 07:50:01,349 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1097514444] [2021-11-20 07:50:01,350 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1097514444] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-20 07:50:01,350 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:50:01,355 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-20 07:50:01,357 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989095770] [2021-11-20 07:50:01,359 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-20 07:50:01,370 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-20 07:50:01,370 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-20 07:50:01,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-20 07:50:01,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-20 07:50:01,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:50:01,399 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:50:01,400 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 90.0) internal successors, (180), 2 states have internal predecessors, (180), 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) [2021-11-20 07:50:01,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:50:01,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:50:01,461 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2021-11-20 07:50:01,658 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 [2021-11-20 07:50:01,658 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-20 07:50:01,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:50:01,659 INFO L85 PathProgramCache]: Analyzing trace with hash -244150096, now seen corresponding path program 1 times [2021-11-20 07:50:01,660 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-20 07:50:01,660 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1830142344] [2021-11-20 07:50:01,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:50:01,661 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 07:50:01,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat [2021-11-20 07:50:01,662 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 07:50:01,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-20 07:50:01,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:50:01,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-20 07:50:01,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:50:02,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:50:02,637 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 07:50:03,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:50:03,173 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-20 07:50:03,174 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1830142344] [2021-11-20 07:50:03,174 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1830142344] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-20 07:50:03,174 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:50:03,174 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2021-11-20 07:50:03,174 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [300442071] [2021-11-20 07:50:03,175 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-20 07:50:03,176 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-20 07:50:03,176 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-20 07:50:03,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-20 07:50:03,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2021-11-20 07:50:03,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:50:03,178 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:50:03,178 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 25.333333333333332) internal successors, (304), 12 states have internal predecessors, (304), 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) [2021-11-20 07:50:03,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:50:03,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:50:03,407 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:03,407 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:03,408 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:03,426 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:03,426 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:03,426 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:03,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:50:03,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-20 07:50:03,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-20 07:50:03,752 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 [2021-11-20 07:50:03,752 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-20 07:50:03,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:50:03,753 INFO L85 PathProgramCache]: Analyzing trace with hash -108049075, now seen corresponding path program 1 times [2021-11-20 07:50:03,753 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-20 07:50:03,754 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [225502191] [2021-11-20 07:50:03,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:50:03,754 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 07:50:03,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat [2021-11-20 07:50:03,755 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 07:50:03,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-20 07:50:03,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:50:03,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-20 07:50:03,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:50:05,191 INFO L388 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 11 treesize of output 3 [2021-11-20 07:50:05,660 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:50:05,660 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 07:50:05,834 INFO L388 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 12 treesize of output 4 [2021-11-20 07:50:06,779 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:50:06,780 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-20 07:50:06,780 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [225502191] [2021-11-20 07:50:06,780 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [225502191] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-20 07:50:06,780 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-20 07:50:06,780 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [15] total 20 [2021-11-20 07:50:06,780 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [622402876] [2021-11-20 07:50:06,781 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:50:06,781 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 07:50:06,781 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-20 07:50:06,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:50:06,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=322, Unknown=0, NotChecked=0, Total=380 [2021-11-20 07:50:06,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:50:06,782 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:50:06,783 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.285714285714285) internal successors, (177), 7 states have internal predecessors, (177), 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) [2021-11-20 07:50:06,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:50:06,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-20 07:50:06,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:50:07,015 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:07,016 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:07,016 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:07,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:50:07,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-20 07:50:07,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:50:07,295 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-20 07:50:07,481 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 [2021-11-20 07:50:07,482 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-20 07:50:07,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:50:07,483 INFO L85 PathProgramCache]: Analyzing trace with hash -511073388, now seen corresponding path program 1 times [2021-11-20 07:50:07,483 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-20 07:50:07,483 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1797483676] [2021-11-20 07:50:07,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:50:07,484 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 07:50:07,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat [2021-11-20 07:50:07,485 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 07:50:07,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-20 07:50:07,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:50:07,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-20 07:50:07,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:50:08,704 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-20 07:50:08,704 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 07:50:09,430 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-20 07:50:09,430 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-20 07:50:09,430 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1797483676] [2021-11-20 07:50:09,431 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1797483676] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-20 07:50:09,431 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:50:09,431 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12, 11] imperfect sequences [] total 21 [2021-11-20 07:50:09,431 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1180760355] [2021-11-20 07:50:09,431 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-20 07:50:09,432 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-11-20 07:50:09,432 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-20 07:50:09,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-11-20 07:50:09,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=293, Unknown=0, NotChecked=0, Total=420 [2021-11-20 07:50:09,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:50:09,433 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:50:09,434 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 13.571428571428571) internal successors, (285), 21 states have internal predecessors, (285), 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) [2021-11-20 07:50:09,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:50:09,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-20 07:50:09,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:50:09,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:50:10,119 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,119 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,120 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,135 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,136 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,136 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,186 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,187 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,187 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,198 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,198 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,198 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,363 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,363 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,364 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,447 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,447 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,447 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,506 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,506 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,506 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,535 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,535 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,536 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,621 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,621 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,621 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,694 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,695 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,695 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,708 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,709 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,709 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,749 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,749 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,749 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,764 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,764 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,765 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,834 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,834 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,835 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,846 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,847 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,847 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,855 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,855 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,856 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,868 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,869 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,869 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,900 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,900 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,900 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,912 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,913 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:10,913 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:11,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:50:11,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-20 07:50:11,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:50:11,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-20 07:50:11,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-20 07:50:11,479 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 [2021-11-20 07:50:11,479 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-20 07:50:11,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:50:11,480 INFO L85 PathProgramCache]: Analyzing trace with hash 961581683, now seen corresponding path program 1 times [2021-11-20 07:50:11,480 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-20 07:50:11,481 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [216062600] [2021-11-20 07:50:11,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:50:11,481 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 07:50:11,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat [2021-11-20 07:50:11,482 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 07:50:11,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-20 07:50:11,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:50:11,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-20 07:50:11,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:50:14,024 INFO L388 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 35 treesize of output 17 [2021-11-20 07:50:14,164 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:50:14,164 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 07:50:14,779 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-20 07:50:14,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 26 treesize of output 26 [2021-11-20 07:50:19,700 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:50:19,700 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-20 07:50:19,700 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [216062600] [2021-11-20 07:50:19,700 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [216062600] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 07:50:19,701 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-20 07:50:19,701 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 19] total 36 [2021-11-20 07:50:19,701 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338100694] [2021-11-20 07:50:19,701 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-20 07:50:19,702 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2021-11-20 07:50:19,702 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-20 07:50:19,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-11-20 07:50:19,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=297, Invalid=963, Unknown=0, NotChecked=0, Total=1260 [2021-11-20 07:50:19,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:50:19,704 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:50:19,704 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 8.25) internal successors, (297), 36 states have internal predecessors, (297), 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) [2021-11-20 07:50:19,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:50:19,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-20 07:50:19,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:50:19,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-11-20 07:50:19,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:50:21,406 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:21,406 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:21,407 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:22,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:50:22,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-20 07:50:22,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:50:22,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-20 07:50:22,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-11-20 07:50:22,157 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (7)] Ended with exit code 0 [2021-11-20 07:50:22,342 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 [2021-11-20 07:50:22,342 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-20 07:50:22,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:50:22,343 INFO L85 PathProgramCache]: Analyzing trace with hash -1546904914, now seen corresponding path program 1 times [2021-11-20 07:50:22,344 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-20 07:50:22,344 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1404376276] [2021-11-20 07:50:22,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:50:22,344 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 07:50:22,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat [2021-11-20 07:50:22,345 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 07:50:22,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-20 07:50:22,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:50:22,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-20 07:50:22,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:50:23,298 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-20 07:50:23,298 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 07:50:23,805 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-20 07:50:23,805 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-20 07:50:23,805 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1404376276] [2021-11-20 07:50:23,806 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1404376276] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-20 07:50:23,806 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:50:23,806 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 13 [2021-11-20 07:50:23,806 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44379227] [2021-11-20 07:50:23,807 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-20 07:50:23,807 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-20 07:50:23,808 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-20 07:50:23,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-20 07:50:23,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2021-11-20 07:50:23,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:50:23,809 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:50:23,809 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 18.384615384615383) internal successors, (239), 13 states have internal predecessors, (239), 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) [2021-11-20 07:50:23,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:50:23,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-20 07:50:23,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:50:23,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-11-20 07:50:23,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-11-20 07:50:23,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:50:24,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:50:24,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-20 07:50:24,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:50:24,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-20 07:50:24,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-11-20 07:50:24,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-20 07:50:24,692 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-20 07:50:24,884 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 [2021-11-20 07:50:24,885 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-20 07:50:24,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:50:24,885 INFO L85 PathProgramCache]: Analyzing trace with hash -106027885, now seen corresponding path program 2 times [2021-11-20 07:50:24,886 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-20 07:50:24,886 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2092636326] [2021-11-20 07:50:24,886 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-20 07:50:24,886 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 07:50:24,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat [2021-11-20 07:50:24,887 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 07:50:24,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-20 07:50:25,243 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-20 07:50:25,244 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-20 07:50:25,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-20 07:50:25,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:50:26,083 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-20 07:50:26,083 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 07:50:27,339 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-20 07:50:27,339 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-20 07:50:27,339 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2092636326] [2021-11-20 07:50:27,340 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2092636326] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 07:50:27,340 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-20 07:50:27,340 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 7] total 19 [2021-11-20 07:50:27,340 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1990828420] [2021-11-20 07:50:27,340 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-20 07:50:27,341 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-11-20 07:50:27,341 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-20 07:50:27,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-11-20 07:50:27,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=290, Unknown=0, NotChecked=0, Total=342 [2021-11-20 07:50:27,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:50:27,342 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:50:27,342 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 16.05263157894737) internal successors, (305), 19 states have internal predecessors, (305), 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) [2021-11-20 07:50:27,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:50:27,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-20 07:50:27,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:50:27,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-11-20 07:50:27,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-11-20 07:50:27,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-20 07:50:27,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:50:28,743 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:28,744 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:28,744 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:29,020 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:29,021 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:29,021 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:29,029 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:29,029 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:29,029 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:29,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:50:29,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-20 07:50:29,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:50:29,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-20 07:50:29,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-11-20 07:50:29,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-20 07:50:29,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-11-20 07:50:29,383 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-20 07:50:29,574 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 [2021-11-20 07:50:29,575 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-20 07:50:29,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:50:29,575 INFO L85 PathProgramCache]: Analyzing trace with hash 56237387, now seen corresponding path program 1 times [2021-11-20 07:50:29,576 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-20 07:50:29,576 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1397668046] [2021-11-20 07:50:29,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:50:29,576 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 07:50:29,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat [2021-11-20 07:50:29,577 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 07:50:29,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-20 07:50:29,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:50:29,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-20 07:50:29,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:50:31,052 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-20 07:50:31,052 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 07:50:33,186 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-20 07:50:33,186 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-20 07:50:33,186 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1397668046] [2021-11-20 07:50:33,187 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1397668046] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 07:50:33,187 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-20 07:50:33,187 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2021-11-20 07:50:33,187 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37974712] [2021-11-20 07:50:33,187 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-20 07:50:33,188 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-11-20 07:50:33,188 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-20 07:50:33,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-11-20 07:50:33,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=270, Unknown=0, NotChecked=0, Total=342 [2021-11-20 07:50:33,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:50:33,189 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:50:33,190 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 17.736842105263158) internal successors, (337), 19 states have internal predecessors, (337), 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) [2021-11-20 07:50:33,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:50:33,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-20 07:50:33,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:50:33,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-11-20 07:50:33,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-11-20 07:50:33,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-11-20 07:50:33,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-11-20 07:50:33,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:50:33,684 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:33,684 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:33,684 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:33,955 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:33,955 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:33,955 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:33,979 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:33,980 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:33,980 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:34,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:50:34,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-20 07:50:34,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:50:34,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-20 07:50:34,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-11-20 07:50:34,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-20 07:50:34,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-11-20 07:50:34,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-20 07:50:34,381 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-20 07:50:34,560 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 [2021-11-20 07:50:34,560 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-20 07:50:34,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:50:34,561 INFO L85 PathProgramCache]: Analyzing trace with hash -2098550890, now seen corresponding path program 3 times [2021-11-20 07:50:34,561 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-20 07:50:34,561 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2056564278] [2021-11-20 07:50:34,561 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-20 07:50:34,561 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 07:50:34,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat [2021-11-20 07:50:34,562 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 07:50:34,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-11-20 07:50:34,833 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-11-20 07:50:34,833 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-20 07:50:34,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-20 07:50:34,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:50:36,751 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-20 07:50:36,751 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 07:50:45,822 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-20 07:50:45,822 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-20 07:50:45,823 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2056564278] [2021-11-20 07:50:45,823 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2056564278] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 07:50:45,823 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-20 07:50:45,823 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 19] total 40 [2021-11-20 07:50:45,824 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91607799] [2021-11-20 07:50:45,824 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-20 07:50:45,825 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2021-11-20 07:50:45,825 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-20 07:50:45,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2021-11-20 07:50:45,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=247, Invalid=1313, Unknown=0, NotChecked=0, Total=1560 [2021-11-20 07:50:45,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:50:45,826 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:50:45,827 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 7.875) internal successors, (315), 40 states have internal predecessors, (315), 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) [2021-11-20 07:50:45,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:50:45,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-20 07:50:45,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:50:45,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-11-20 07:50:45,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-11-20 07:50:45,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-11-20 07:50:45,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-11-20 07:50:45,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-11-20 07:50:45,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:50:47,766 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:47,767 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:47,767 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:47,907 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:47,908 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:47,908 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:48,531 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:48,531 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:48,531 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:48,574 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:48,574 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:48,574 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:48,728 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:48,728 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:48,728 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:49,017 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:49,018 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:49,018 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:50:52,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:50:52,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-20 07:50:52,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:50:52,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-20 07:50:52,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-11-20 07:50:52,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-20 07:50:52,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-11-20 07:50:52,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-20 07:50:52,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-11-20 07:50:52,064 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-11-20 07:50:52,253 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 [2021-11-20 07:50:52,254 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-20 07:50:52,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:50:52,254 INFO L85 PathProgramCache]: Analyzing trace with hash 233431429, now seen corresponding path program 2 times [2021-11-20 07:50:52,255 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-20 07:50:52,255 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [933535476] [2021-11-20 07:50:52,255 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-20 07:50:52,255 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 07:50:52,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat [2021-11-20 07:50:52,256 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 07:50:52,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-11-20 07:50:52,519 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-20 07:50:52,520 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-20 07:50:52,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-20 07:50:52,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:50:53,801 INFO L388 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 12 treesize of output 3 [2021-11-20 07:50:55,159 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-20 07:50:55,159 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 07:50:56,540 INFO L388 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 12 treesize of output 4 [2021-11-20 07:50:58,411 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-20 07:50:58,411 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-20 07:50:58,411 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [933535476] [2021-11-20 07:50:58,411 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [933535476] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 07:50:58,412 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-20 07:50:58,412 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 13] total 32 [2021-11-20 07:50:58,412 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [237973629] [2021-11-20 07:50:58,412 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-20 07:50:58,413 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2021-11-20 07:50:58,413 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-20 07:50:58,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-11-20 07:50:58,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=162, Invalid=830, Unknown=0, NotChecked=0, Total=992 [2021-11-20 07:50:58,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:50:58,414 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:50:58,415 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 10.1875) internal successors, (326), 32 states have internal predecessors, (326), 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) [2021-11-20 07:50:58,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:50:58,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-20 07:50:58,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:50:58,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-11-20 07:50:58,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-11-20 07:50:58,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-20 07:50:58,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-11-20 07:50:58,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-11-20 07:50:58,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-11-20 07:50:58,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:51:00,822 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:00,823 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:00,823 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:01,373 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:01,373 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:01,373 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:01,709 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:01,710 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:01,710 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:04,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:51:04,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-20 07:51:04,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:51:04,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-20 07:51:04,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-11-20 07:51:04,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-20 07:51:04,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-11-20 07:51:04,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-20 07:51:04,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-11-20 07:51:04,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-11-20 07:51:04,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (12)] Ended with exit code 0 [2021-11-20 07:51:05,042 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 [2021-11-20 07:51:05,043 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-20 07:51:05,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:51:05,043 INFO L85 PathProgramCache]: Analyzing trace with hash -2052812116, now seen corresponding path program 3 times [2021-11-20 07:51:05,043 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-20 07:51:05,043 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1351731356] [2021-11-20 07:51:05,044 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-20 07:51:05,044 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 07:51:05,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat [2021-11-20 07:51:05,045 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 07:51:05,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-11-20 07:51:05,301 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-20 07:51:05,302 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-20 07:51:05,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-20 07:51:05,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:51:06,101 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-20 07:51:06,101 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 07:51:06,213 INFO L388 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 14 [2021-11-20 07:51:06,873 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-20 07:51:06,873 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-20 07:51:06,873 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1351731356] [2021-11-20 07:51:06,873 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1351731356] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-20 07:51:06,874 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:51:06,874 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12, 11] imperfect sequences [] total 21 [2021-11-20 07:51:06,874 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402450179] [2021-11-20 07:51:06,874 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-20 07:51:06,875 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-11-20 07:51:06,875 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-20 07:51:06,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-11-20 07:51:06,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=293, Unknown=0, NotChecked=0, Total=420 [2021-11-20 07:51:06,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:51:06,876 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:51:06,876 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 12.714285714285714) internal successors, (267), 21 states have internal predecessors, (267), 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) [2021-11-20 07:51:06,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:51:06,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-20 07:51:06,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:51:06,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-11-20 07:51:06,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-11-20 07:51:06,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-20 07:51:06,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-11-20 07:51:06,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-11-20 07:51:06,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-11-20 07:51:06,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-11-20 07:51:06,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:51:07,516 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:07,516 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:07,516 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:07,917 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:07,917 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:07,917 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:11,380 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:11,381 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:11,381 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:12,509 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:12,509 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:12,509 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:13,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:51:13,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-20 07:51:13,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:51:13,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-20 07:51:13,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-11-20 07:51:13,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-20 07:51:13,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-11-20 07:51:13,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-20 07:51:13,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-11-20 07:51:13,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-11-20 07:51:13,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-20 07:51:13,387 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2021-11-20 07:51:13,570 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 [2021-11-20 07:51:13,570 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-20 07:51:13,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:51:13,571 INFO L85 PathProgramCache]: Analyzing trace with hash 1780216994, now seen corresponding path program 4 times [2021-11-20 07:51:13,571 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-20 07:51:13,571 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1198374561] [2021-11-20 07:51:13,571 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-20 07:51:13,572 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 07:51:13,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat [2021-11-20 07:51:13,572 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 07:51:13,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-11-20 07:51:13,795 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-20 07:51:13,795 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-20 07:51:13,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-20 07:51:13,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:51:14,994 INFO L388 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 12 treesize of output 3 [2021-11-20 07:51:17,425 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-20 07:51:17,426 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 07:51:20,993 INFO L388 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 12 treesize of output 4 [2021-11-20 07:51:24,833 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-20 07:51:24,833 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-20 07:51:24,833 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1198374561] [2021-11-20 07:51:24,834 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1198374561] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 07:51:24,834 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-20 07:51:24,834 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 21] total 47 [2021-11-20 07:51:24,834 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1668937227] [2021-11-20 07:51:24,834 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-20 07:51:24,835 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2021-11-20 07:51:24,835 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-20 07:51:24,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2021-11-20 07:51:24,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=377, Invalid=1785, Unknown=0, NotChecked=0, Total=2162 [2021-11-20 07:51:24,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:51:24,837 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:51:24,838 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 47 states have (on average 7.468085106382978) internal successors, (351), 47 states have internal predecessors, (351), 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) [2021-11-20 07:51:24,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:51:24,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-20 07:51:24,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:51:24,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-11-20 07:51:24,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-11-20 07:51:24,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-20 07:51:24,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-11-20 07:51:24,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-11-20 07:51:24,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-11-20 07:51:24,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-11-20 07:51:24,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-11-20 07:51:24,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:51:31,252 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:31,253 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:31,253 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:31,389 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:31,389 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:31,389 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:31,835 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:31,836 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:31,836 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:33,258 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:33,258 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:33,258 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:33,432 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:33,432 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:33,432 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:33,669 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:33,670 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:33,670 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:44,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:51:44,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-20 07:51:44,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:51:44,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-20 07:51:44,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-11-20 07:51:44,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-20 07:51:44,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-11-20 07:51:44,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-20 07:51:44,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-11-20 07:51:44,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-11-20 07:51:44,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-20 07:51:44,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-11-20 07:51:44,430 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-11-20 07:51:44,618 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 [2021-11-20 07:51:44,619 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-20 07:51:44,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:51:44,619 INFO L85 PathProgramCache]: Analyzing trace with hash 1625678143, now seen corresponding path program 5 times [2021-11-20 07:51:44,620 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-20 07:51:44,620 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1217383508] [2021-11-20 07:51:44,620 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-11-20 07:51:44,620 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 07:51:44,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat [2021-11-20 07:51:44,621 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 07:51:44,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2021-11-20 07:51:44,919 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-11-20 07:51:44,919 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-20 07:51:44,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-20 07:51:44,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:51:45,942 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-20 07:51:45,942 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 07:51:48,363 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 29 proven. 6 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2021-11-20 07:51:48,363 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-20 07:51:48,363 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1217383508] [2021-11-20 07:51:48,363 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1217383508] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 07:51:48,363 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-20 07:51:48,363 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12] total 23 [2021-11-20 07:51:48,363 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251293516] [2021-11-20 07:51:48,363 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-20 07:51:48,364 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-11-20 07:51:48,364 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-20 07:51:48,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-11-20 07:51:48,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=379, Unknown=0, NotChecked=0, Total=506 [2021-11-20 07:51:48,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:51:48,365 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:51:48,365 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 13.652173913043478) internal successors, (314), 23 states have internal predecessors, (314), 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) [2021-11-20 07:51:48,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:51:48,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-20 07:51:48,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:51:48,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-11-20 07:51:48,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-11-20 07:51:48,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-20 07:51:48,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-11-20 07:51:48,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-11-20 07:51:48,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-11-20 07:51:48,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-11-20 07:51:48,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-11-20 07:51:48,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-11-20 07:51:48,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:51:48,823 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:48,823 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:48,823 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:48,862 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:48,863 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:48,863 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:49,289 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:49,289 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:49,289 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:58,946 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:58,947 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:58,947 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:58,971 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:58,972 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:58,972 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:58,995 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:58,995 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:58,995 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:59,003 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:59,004 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:59,004 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:59,011 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:59,011 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:51:59,011 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:52:04,016 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:52:04,016 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:52:04,017 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:52:04,066 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:52:04,066 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:52:04,066 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:52:07,522 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:52:07,522 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:52:07,523 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:52:10,827 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:52:10,827 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:52:10,827 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:52:19,992 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:52:19,992 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:52:19,992 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:52:27,575 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:52:27,576 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:52:27,576 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:52:30,085 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:52:30,086 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:52:30,086 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:52:32,067 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:52:32,067 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:52:32,067 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:52:32,099 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:52:32,099 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:52:32,100 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:24,749 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:24,749 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:24,749 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:24,811 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:24,811 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:24,811 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:24,830 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:24,830 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:24,831 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:24,840 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:24,840 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:24,840 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:29,949 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:29,949 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:29,950 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:30,010 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:30,010 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:30,010 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:30,031 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:30,032 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:30,032 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:33,431 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:33,431 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:33,432 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:33,491 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:33,492 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:33,492 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:33,512 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:33,512 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:33,513 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:33,529 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:33,530 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:33,530 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:33,543 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:33,543 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:33,543 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:37,659 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:37,660 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:37,660 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:37,741 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:37,741 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:37,742 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:37,753 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:37,753 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:37,754 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:37,762 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:37,762 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:37,762 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:37,799 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:37,799 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:37,799 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:39,289 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:39,290 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:39,290 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:39,427 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:39,427 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:39,427 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:40,130 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:40,130 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:40,130 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:40,230 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:40,230 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:40,230 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:40,251 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:40,251 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:40,252 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:40,443 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:40,443 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:40,444 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:40,462 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:40,462 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:40,462 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:40,485 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:40,486 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:40,486 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:40,495 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:40,496 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:40,496 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:40,510 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:40,510 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:40,510 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:40,522 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:40,523 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:40,523 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:40,533 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:40,533 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:40,534 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:41,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:53:41,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-20 07:53:41,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:53:41,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-20 07:53:41,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-11-20 07:53:41,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-20 07:53:41,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-11-20 07:53:41,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-20 07:53:41,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-11-20 07:53:41,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-11-20 07:53:41,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-20 07:53:41,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 162 states. [2021-11-20 07:53:41,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-20 07:53:41,583 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2021-11-20 07:53:41,771 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 [2021-11-20 07:53:41,771 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-20 07:53:41,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:53:41,772 INFO L85 PathProgramCache]: Analyzing trace with hash 165218381, now seen corresponding path program 6 times [2021-11-20 07:53:41,772 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-20 07:53:41,772 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [596429211] [2021-11-20 07:53:41,772 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-11-20 07:53:41,772 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 07:53:41,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat [2021-11-20 07:53:41,775 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 07:53:41,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2021-11-20 07:53:42,023 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-11-20 07:53:42,023 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-20 07:53:42,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-20 07:53:42,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:53:42,104 INFO L388 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 [2021-11-20 07:53:42,388 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-20 07:53:42,388 INFO L388 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 16 treesize of output 16 [2021-11-20 07:53:43,047 INFO L388 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-20 07:53:43,221 INFO L354 Elim1Store]: treesize reduction 37, result has 22.9 percent of original size [2021-11-20 07:53:43,222 INFO L388 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 1 case distinctions, treesize of input 27 treesize of output 26 [2021-11-20 07:53:43,386 INFO L388 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 23 treesize of output 7 [2021-11-20 07:53:43,535 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-20 07:53:43,535 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 07:53:46,469 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-20 07:53:46,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 148 treesize of output 148 [2021-11-20 07:53:53,966 INFO L388 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 19 treesize of output 17 [2021-11-20 07:53:54,025 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-20 07:53:54,025 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-20 07:53:54,025 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [596429211] [2021-11-20 07:53:54,026 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [596429211] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 07:53:54,026 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-20 07:53:54,026 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 18] total 24 [2021-11-20 07:53:54,026 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [748545818] [2021-11-20 07:53:54,026 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-20 07:53:54,027 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2021-11-20 07:53:54,027 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-20 07:53:54,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-11-20 07:53:54,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=473, Unknown=3, NotChecked=0, Total=552 [2021-11-20 07:53:54,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:53:54,028 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:53:54,028 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 11.166666666666666) internal successors, (268), 24 states have internal predecessors, (268), 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) [2021-11-20 07:53:54,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:53:54,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-20 07:53:54,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:53:54,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-11-20 07:53:54,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-11-20 07:53:54,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-11-20 07:53:54,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-11-20 07:53:54,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-11-20 07:53:54,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-11-20 07:53:54,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-11-20 07:53:54,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-11-20 07:53:54,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 162 states. [2021-11-20 07:53:54,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-11-20 07:53:54,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:53:54,900 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:54,900 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:54,900 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:56,915 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:53:56,926 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:56,926 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:56,926 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:57,105 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:57,105 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:57,105 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:57,139 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:57,139 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:57,139 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:57,181 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:57,181 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:57,182 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:57,193 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:57,193 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:57,193 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:57,206 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:57,206 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:57,206 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:58,794 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:58,795 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:58,795 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:58,944 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:58,944 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:53:58,945 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:54:01,084 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:54:01,084 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:54:01,084 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:54:01,108 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:54:01,108 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:54:01,109 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:54:01,182 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:54:01,182 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:54:01,183 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:54:01,306 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:54:01,306 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:54:01,306 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:54:01,317 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:54:01,317 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:54:01,317 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:54:01,398 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:54:01,399 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:54:01,399 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:54:01,410 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:54:01,410 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:54:01,410 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:54:01,418 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:54:01,418 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:54:01,418 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:54:01,424 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:54:01,425 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:54:01,425 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:54:01,467 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:54:01,467 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:54:01,468 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:54:01,481 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:54:01,481 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:54:01,482 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:54:01,506 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:54:01,506 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:54:01,506 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:54:01,516 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:54:01,516 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:54:01,516 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:54:01,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:54:01,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-20 07:54:01,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:54:01,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-20 07:54:01,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-11-20 07:54:01,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-20 07:54:01,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-11-20 07:54:01,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-11-20 07:54:01,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-11-20 07:54:01,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-11-20 07:54:01,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-20 07:54:01,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 165 states. [2021-11-20 07:54:01,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-20 07:54:01,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-11-20 07:54:01,817 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (16)] Ended with exit code 0 [2021-11-20 07:54:02,003 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 [2021-11-20 07:54:02,003 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-20 07:54:02,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:54:02,004 INFO L85 PathProgramCache]: Analyzing trace with hash 913666355, now seen corresponding path program 7 times [2021-11-20 07:54:02,004 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-20 07:54:02,005 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1187907351] [2021-11-20 07:54:02,005 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-20 07:54:02,005 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 07:54:02,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat [2021-11-20 07:54:02,006 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 07:54:02,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2021-11-20 07:54:02,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:54:02,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-20 07:54:02,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:54:02,414 INFO L388 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 [2021-11-20 07:54:03,427 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-20 07:54:03,428 INFO L388 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 14 treesize of output 14 [2021-11-20 07:54:05,971 INFO L388 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-20 07:54:06,398 INFO L354 Elim1Store]: treesize reduction 37, result has 22.9 percent of original size [2021-11-20 07:54:06,398 INFO L388 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 1 case distinctions, treesize of input 32 treesize of output 31 [2021-11-20 07:54:06,821 INFO L354 Elim1Store]: treesize reduction 37, result has 22.9 percent of original size [2021-11-20 07:54:06,821 INFO L388 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 1 case distinctions, treesize of input 29 treesize of output 28 [2021-11-20 07:54:07,445 INFO L388 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 42 treesize of output 26 [2021-11-20 07:54:07,621 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:54:07,621 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 07:54:11,457 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-20 07:54:11,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 1040 treesize of output 1016 [2021-11-20 07:57:50,724 INFO L388 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 49 treesize of output 47 [2021-11-20 07:57:51,623 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:57:51,623 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-20 07:57:51,623 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1187907351] [2021-11-20 07:57:51,623 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1187907351] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 07:57:51,623 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-20 07:57:51,623 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 29] total 55 [2021-11-20 07:57:51,624 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882990481] [2021-11-20 07:57:51,624 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-20 07:57:51,624 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 55 states [2021-11-20 07:57:51,625 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-20 07:57:51,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2021-11-20 07:57:51,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=303, Invalid=2666, Unknown=1, NotChecked=0, Total=2970 [2021-11-20 07:57:51,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:57:51,627 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:57:51,627 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 55 states, 55 states have (on average 5.781818181818182) internal successors, (318), 55 states have internal predecessors, (318), 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) [2021-11-20 07:57:51,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:57:51,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-20 07:57:51,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:57:51,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-11-20 07:57:51,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-11-20 07:57:51,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-11-20 07:57:51,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-11-20 07:57:51,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-11-20 07:57:51,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-11-20 07:57:51,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-11-20 07:57:51,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-11-20 07:57:51,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 165 states. [2021-11-20 07:57:51,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-11-20 07:57:51,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-11-20 07:57:51,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:57:53,189 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:53,189 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:53,189 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:53,215 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:53,215 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:53,215 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:53,224 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:53,225 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:53,225 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:53,236 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:53,236 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:53,236 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:53,244 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:53,244 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:53,245 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:53,254 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:53,255 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:53,255 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:53,267 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:53,267 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:53,267 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:53,277 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:53,277 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:53,277 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:53,286 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:53,286 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:53,287 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:53,294 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:53,294 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:53,294 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:53,696 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:53,696 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:53,697 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:53,824 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:53,824 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:53,824 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:53,842 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:53,842 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:53,842 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:53,851 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:53,851 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:53,852 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:57:54,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:57:54,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-20 07:57:54,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:57:54,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-20 07:57:54,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-11-20 07:57:54,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-20 07:57:54,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-11-20 07:57:54,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-11-20 07:57:54,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-11-20 07:57:54,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-11-20 07:57:54,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-20 07:57:54,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 165 states. [2021-11-20 07:57:54,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-20 07:57:54,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-11-20 07:57:54,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-11-20 07:57:54,082 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2021-11-20 07:57:54,274 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 [2021-11-20 07:57:54,274 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-20 07:57:54,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:57:54,275 INFO L85 PathProgramCache]: Analyzing trace with hash 59021346, now seen corresponding path program 8 times [2021-11-20 07:57:54,275 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-20 07:57:54,275 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [19431498] [2021-11-20 07:57:54,275 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-20 07:57:54,275 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 07:57:54,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat [2021-11-20 07:57:54,276 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 07:57:54,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2021-11-20 07:57:54,489 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-20 07:57:54,489 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-20 07:57:54,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-20 07:57:54,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:57:56,260 INFO L388 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 12 treesize of output 3 [2021-11-20 07:57:57,592 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-20 07:57:57,593 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 07:57:59,221 INFO L388 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 12 treesize of output 4 [2021-11-20 07:58:03,976 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-20 07:58:03,976 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-20 07:58:03,978 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [19431498] [2021-11-20 07:58:03,979 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [19431498] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 07:58:03,979 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-20 07:58:03,979 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 18] total 42 [2021-11-20 07:58:03,979 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186955860] [2021-11-20 07:58:03,979 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-20 07:58:03,980 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2021-11-20 07:58:03,980 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-20 07:58:03,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-11-20 07:58:03,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=296, Invalid=1426, Unknown=0, NotChecked=0, Total=1722 [2021-11-20 07:58:03,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:58:03,983 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:58:03,983 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 8.452380952380953) internal successors, (355), 42 states have internal predecessors, (355), 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) [2021-11-20 07:58:03,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:58:03,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-20 07:58:03,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:58:03,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-11-20 07:58:03,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-11-20 07:58:03,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-11-20 07:58:03,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-11-20 07:58:03,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-11-20 07:58:03,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-11-20 07:58:03,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-11-20 07:58:03,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-11-20 07:58:03,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 165 states. [2021-11-20 07:58:03,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-11-20 07:58:03,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-11-20 07:58:03,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-11-20 07:58:03,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:58:09,290 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:58:09,290 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:58:09,290 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:58:09,800 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:58:09,801 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:58:09,801 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:58:10,278 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:58:10,278 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:58:10,279 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:58:11,029 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:58:11,029 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:58:11,029 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:58:11,754 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:58:11,754 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:58:11,755 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:58:12,486 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:58:12,486 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:58:12,486 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:58:13,259 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:58:13,260 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:58:13,260 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:58:13,959 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:58:13,960 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:58:13,960 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:58:16,205 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:58:16,206 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:58:16,206 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:58:33,968 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:58:33,968 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:58:33,968 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:58:41,896 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:58:41,897 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:58:41,897 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:58:51,040 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:58:51,040 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:58:51,041 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:58:56,038 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:58:56,038 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:58:56,038 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:00,133 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:00,134 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:00,134 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:03,359 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:03,359 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:03,359 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:05,775 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:05,775 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:05,776 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:07,350 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:07,350 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:07,350 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:08,371 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:08,371 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:08,371 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:12,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:59:12,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-20 07:59:12,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:59:12,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-20 07:59:12,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-11-20 07:59:12,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-20 07:59:12,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-11-20 07:59:12,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-11-20 07:59:12,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-11-20 07:59:12,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-11-20 07:59:12,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-20 07:59:12,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 165 states. [2021-11-20 07:59:12,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-20 07:59:12,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-11-20 07:59:12,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-11-20 07:59:12,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-11-20 07:59:12,413 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (18)] Forceful destruction successful, exit code 0 [2021-11-20 07:59:12,604 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 [2021-11-20 07:59:12,604 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-20 07:59:12,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:59:12,605 INFO L85 PathProgramCache]: Analyzing trace with hash 1149816384, now seen corresponding path program 9 times [2021-11-20 07:59:12,605 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-20 07:59:12,605 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [797899529] [2021-11-20 07:59:12,605 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-20 07:59:12,605 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 07:59:12,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat [2021-11-20 07:59:12,606 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 07:59:12,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2021-11-20 07:59:12,796 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-20 07:59:12,797 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-20 07:59:12,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-20 07:59:12,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:59:16,501 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-20 07:59:16,505 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-20 07:59:16,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 23 treesize of output 10 [2021-11-20 07:59:16,782 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 578 trivial. 0 not checked. [2021-11-20 07:59:16,782 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 07:59:17,773 INFO L354 Elim1Store]: treesize reduction 12, result has 25.0 percent of original size [2021-11-20 07:59:17,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 47 treesize of output 35 [2021-11-20 07:59:21,946 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 578 trivial. 0 not checked. [2021-11-20 07:59:21,946 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-20 07:59:21,946 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [797899529] [2021-11-20 07:59:21,946 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [797899529] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 07:59:21,946 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-20 07:59:21,947 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 23] total 46 [2021-11-20 07:59:21,947 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915455037] [2021-11-20 07:59:21,947 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-20 07:59:21,948 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2021-11-20 07:59:21,948 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-20 07:59:21,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2021-11-20 07:59:21,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=425, Invalid=1645, Unknown=0, NotChecked=0, Total=2070 [2021-11-20 07:59:21,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:59:21,949 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:59:21,950 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 6.630434782608695) internal successors, (305), 46 states have internal predecessors, (305), 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) [2021-11-20 07:59:21,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:59:21,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-20 07:59:21,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:59:21,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-11-20 07:59:21,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-11-20 07:59:21,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-11-20 07:59:21,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-11-20 07:59:21,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-11-20 07:59:21,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-11-20 07:59:21,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-11-20 07:59:21,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-11-20 07:59:21,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 165 states. [2021-11-20 07:59:21,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-11-20 07:59:21,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-11-20 07:59:21,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-11-20 07:59:21,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-11-20 07:59:21,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:59:25,363 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,363 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,364 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,400 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,400 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,401 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,478 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,479 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,479 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,492 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,492 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,492 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,517 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,517 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,517 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,541 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,541 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,541 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,549 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,550 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,550 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,568 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,568 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,568 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,579 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,579 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,579 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,621 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,621 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,621 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,652 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,653 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,653 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,704 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,704 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,705 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,716 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,716 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,716 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,726 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,727 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,727 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,747 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,747 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,748 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,758 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,759 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,759 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,766 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,767 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,767 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,774 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,774 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,775 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,794 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,795 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,795 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,802 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,802 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,803 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,809 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,809 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,810 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,818 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,819 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,819 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,839 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,839 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,839 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,850 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,850 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,851 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,861 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,861 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,861 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,870 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,870 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,871 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,890 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,890 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:25,890 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:59:28,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:59:28,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-20 07:59:28,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:59:28,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-20 07:59:28,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-11-20 07:59:28,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-20 07:59:28,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-11-20 07:59:28,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-11-20 07:59:28,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-11-20 07:59:28,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-11-20 07:59:28,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-20 07:59:28,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 165 states. [2021-11-20 07:59:28,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-20 07:59:28,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-11-20 07:59:28,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-11-20 07:59:28,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-11-20 07:59:28,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-11-20 07:59:28,031 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (19)] Forceful destruction successful, exit code 0 [2021-11-20 07:59:28,221 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 [2021-11-20 07:59:28,221 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-20 07:59:28,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:59:28,222 INFO L85 PathProgramCache]: Analyzing trace with hash -766364545, now seen corresponding path program 10 times [2021-11-20 07:59:28,222 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-20 07:59:28,222 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1972503836] [2021-11-20 07:59:28,222 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-20 07:59:28,222 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 07:59:28,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat [2021-11-20 07:59:28,223 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 07:59:28,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6cc94e-2628-436d-b6a1-1b8c555a78d8/bin/ugemcutter-b9s2R6iq4d/mathsat -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2021-11-20 07:59:28,442 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-20 07:59:28,442 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-20 07:59:28,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 45 conjunts are in the unsatisfiable core [2021-11-20 07:59:28,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:59:28,612 INFO L388 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 [2021-11-20 07:59:29,867 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-20 07:59:29,868 INFO L388 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 16 treesize of output 16 [2021-11-20 07:59:32,630 INFO L388 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-20 07:59:33,161 INFO L354 Elim1Store]: treesize reduction 37, result has 22.9 percent of original size [2021-11-20 07:59:33,161 INFO L388 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 1 case distinctions, treesize of input 32 treesize of output 31 [2021-11-20 07:59:33,586 INFO L354 Elim1Store]: treesize reduction 37, result has 22.9 percent of original size [2021-11-20 07:59:33,587 INFO L388 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 1 case distinctions, treesize of input 29 treesize of output 28 [2021-11-20 07:59:33,985 INFO L354 Elim1Store]: treesize reduction 37, result has 22.9 percent of original size [2021-11-20 07:59:33,985 INFO L388 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 1 case distinctions, treesize of input 27 treesize of output 26 [2021-11-20 07:59:34,647 INFO L388 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 44 treesize of output 26 [2021-11-20 07:59:34,844 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:59:34,844 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 07:59:42,602 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-20 07:59:42,604 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 2032 treesize of output 2008