./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-ext/25_stack_longest-1-race.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e818f4bd-4c21-45e5-8616-e6b80880fbb6/bin/ugemcutter-verify-t8buoWUS1i/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e818f4bd-4c21-45e5-8616-e6b80880fbb6/bin/ugemcutter-verify-t8buoWUS1i/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e818f4bd-4c21-45e5-8616-e6b80880fbb6/bin/ugemcutter-verify-t8buoWUS1i/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e818f4bd-4c21-45e5-8616-e6b80880fbb6/bin/ugemcutter-verify-t8buoWUS1i/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longest-1-race.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e818f4bd-4c21-45e5-8616-e6b80880fbb6/bin/ugemcutter-verify-t8buoWUS1i/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e818f4bd-4c21-45e5-8616-e6b80880fbb6/bin/ugemcutter-verify-t8buoWUS1i --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0cc9afdbf7eeaac0d52aedc8a0325c076240e2f45d0a3fe91081372b30b32137 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 14:07:55,919 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 14:07:55,990 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e818f4bd-4c21-45e5-8616-e6b80880fbb6/bin/ugemcutter-verify-t8buoWUS1i/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2023-11-06 14:07:55,996 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 14:07:55,997 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 14:07:56,025 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 14:07:56,026 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 14:07:56,026 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 14:07:56,027 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 14:07:56,027 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 14:07:56,028 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 14:07:56,029 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 14:07:56,029 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 14:07:56,030 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 14:07:56,030 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 14:07:56,031 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 14:07:56,031 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 14:07:56,032 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 14:07:56,032 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 14:07:56,033 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 14:07:56,033 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 14:07:56,037 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 14:07:56,038 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-06 14:07:56,040 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 14:07:56,044 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 14:07:56,044 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 14:07:56,045 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 14:07:56,046 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 14:07:56,046 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 14:07:56,047 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-11-06 14:07:56,048 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 14:07:56,048 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 14:07:56,048 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 14:07:56,049 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 14:07:56,049 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 14:07:56,049 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 14:07:56,049 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 14:07:56,049 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-06 14:07:56,050 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2023-11-06 14:07:56,050 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-11-06 14:07:56,050 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 14:07:56,050 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-11-06 14:07:56,051 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-11-06 14:07:56,051 INFO L153 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_e818f4bd-4c21-45e5-8616-e6b80880fbb6/bin/ugemcutter-verify-t8buoWUS1i/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e818f4bd-4c21-45e5-8616-e6b80880fbb6/bin/ugemcutter-verify-t8buoWUS1i Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cc9afdbf7eeaac0d52aedc8a0325c076240e2f45d0a3fe91081372b30b32137 [2023-11-06 14:07:56,337 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 14:07:56,363 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 14:07:56,365 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 14:07:56,367 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 14:07:56,367 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 14:07:56,369 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e818f4bd-4c21-45e5-8616-e6b80880fbb6/bin/ugemcutter-verify-t8buoWUS1i/../../sv-benchmarks/c/pthread-ext/25_stack_longest-1-race.i [2023-11-06 14:07:59,489 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 14:07:59,847 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 14:07:59,855 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e818f4bd-4c21-45e5-8616-e6b80880fbb6/sv-benchmarks/c/pthread-ext/25_stack_longest-1-race.i [2023-11-06 14:07:59,876 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e818f4bd-4c21-45e5-8616-e6b80880fbb6/bin/ugemcutter-verify-t8buoWUS1i/data/121cea66b/dc6a9df1c9b949848c6b551870f145e1/FLAG249bbf232 [2023-11-06 14:07:59,897 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e818f4bd-4c21-45e5-8616-e6b80880fbb6/bin/ugemcutter-verify-t8buoWUS1i/data/121cea66b/dc6a9df1c9b949848c6b551870f145e1 [2023-11-06 14:07:59,902 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 14:07:59,904 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 14:07:59,905 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 14:07:59,906 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 14:07:59,916 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 14:07:59,916 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 02:07:59" (1/1) ... [2023-11-06 14:07:59,918 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42341d7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:07:59, skipping insertion in model container [2023-11-06 14:07:59,918 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 02:07:59" (1/1) ... [2023-11-06 14:07:59,967 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 14:08:00,389 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 14:08:00,402 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 14:08:00,458 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 14:08:00,499 INFO L206 MainTranslator]: Completed translation [2023-11-06 14:08:00,500 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:08:00 WrapperNode [2023-11-06 14:08:00,500 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 14:08:00,501 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 14:08:00,501 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 14:08:00,502 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 14:08:00,510 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:08:00" (1/1) ... [2023-11-06 14:08:00,556 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:08:00" (1/1) ... [2023-11-06 14:08:00,610 INFO L138 Inliner]: procedures = 177, calls = 35, calls flagged for inlining = 19, calls inlined = 23, statements flattened = 295 [2023-11-06 14:08:00,610 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 14:08:00,611 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 14:08:00,611 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 14:08:00,612 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 14:08:00,622 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:08:00" (1/1) ... [2023-11-06 14:08:00,622 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:08:00" (1/1) ... [2023-11-06 14:08:00,629 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:08:00" (1/1) ... [2023-11-06 14:08:00,629 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:08:00" (1/1) ... [2023-11-06 14:08:00,652 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:08:00" (1/1) ... [2023-11-06 14:08:00,657 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:08:00" (1/1) ... [2023-11-06 14:08:00,661 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:08:00" (1/1) ... [2023-11-06 14:08:00,663 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:08:00" (1/1) ... [2023-11-06 14:08:00,669 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 14:08:00,670 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 14:08:00,670 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 14:08:00,670 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 14:08:00,671 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:08:00" (1/1) ... [2023-11-06 14:08:00,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 14:08:00,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e818f4bd-4c21-45e5-8616-e6b80880fbb6/bin/ugemcutter-verify-t8buoWUS1i/z3 [2023-11-06 14:08:00,741 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e818f4bd-4c21-45e5-8616-e6b80880fbb6/bin/ugemcutter-verify-t8buoWUS1i/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 14:08:00,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e818f4bd-4c21-45e5-8616-e6b80880fbb6/bin/ugemcutter-verify-t8buoWUS1i/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 14:08:00,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-06 14:08:00,808 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-06 14:08:00,808 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-06 14:08:00,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 14:08:00,808 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 14:08:00,808 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 14:08:00,809 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 14:08:00,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 14:08:00,809 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 14:08:00,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 14:08:00,811 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-06 14:08:01,016 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 14:08:01,019 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 14:08:01,717 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 14:08:02,078 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 14:08:02,078 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-06 14:08:02,081 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 02:08:02 BoogieIcfgContainer [2023-11-06 14:08:02,081 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 14:08:02,083 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 14:08:02,084 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 14:08:02,087 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 14:08:02,087 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 02:07:59" (1/3) ... [2023-11-06 14:08:02,088 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bf3d7eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 02:08:02, skipping insertion in model container [2023-11-06 14:08:02,088 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:08:00" (2/3) ... [2023-11-06 14:08:02,089 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bf3d7eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 02:08:02, skipping insertion in model container [2023-11-06 14:08:02,089 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 02:08:02" (3/3) ... [2023-11-06 14:08:02,090 INFO L112 eAbstractionObserver]: Analyzing ICFG 25_stack_longest-1-race.i [2023-11-06 14:08:02,100 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-06 14:08:02,111 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 14:08:02,111 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 26 error locations. [2023-11-06 14:08:02,111 INFO L519 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-06 14:08:02,216 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-11-06 14:08:02,276 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-06 14:08:02,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-11-06 14:08:02,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e818f4bd-4c21-45e5-8616-e6b80880fbb6/bin/ugemcutter-verify-t8buoWUS1i/z3 [2023-11-06 14:08:02,277 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e818f4bd-4c21-45e5-8616-e6b80880fbb6/bin/ugemcutter-verify-t8buoWUS1i/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-11-06 14:08:02,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e818f4bd-4c21-45e5-8616-e6b80880fbb6/bin/ugemcutter-verify-t8buoWUS1i/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-11-06 14:08:02,325 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-11-06 14:08:02,338 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thr1Thread1of1ForFork0 ======== [2023-11-06 14:08:02,345 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@9a7fc51, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-06 14:08:02,345 INFO L358 AbstractCegarLoop]: Starting to check reachability of 26 error locations. [2023-11-06 14:08:02,726 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2023-11-06 14:08:02,733 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 14:08:02,733 INFO L85 PathProgramCache]: Analyzing trace with hash 1594898312, now seen corresponding path program 1 times [2023-11-06 14:08:02,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 14:08:02,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [453647455] [2023-11-06 14:08:02,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 14:08:02,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 14:08:02,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 14:08:03,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 14:08:03,367 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 14:08:03,367 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [453647455] [2023-11-06 14:08:03,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [453647455] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 14:08:03,368 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 14:08:03,368 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-06 14:08:03,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1330669900] [2023-11-06 14:08:03,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 14:08:03,376 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 14:08:03,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 14:08:03,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 14:08:03,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 14:08:03,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:03,416 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-06 14:08:03,417 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 26.0) internal successors, (26), 2 states have internal predecessors, (26), 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) [2023-11-06 14:08:03,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:03,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:03,457 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 14:08:03,458 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err2ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2023-11-06 14:08:03,458 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 14:08:03,459 INFO L85 PathProgramCache]: Analyzing trace with hash -606017109, now seen corresponding path program 1 times [2023-11-06 14:08:03,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 14:08:03,459 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587183136] [2023-11-06 14:08:03,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 14:08:03,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 14:08:03,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 14:08:03,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 14:08:03,513 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 14:08:03,513 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [587183136] [2023-11-06 14:08:03,513 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [587183136] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 14:08:03,513 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 14:08:03,514 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 14:08:03,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105302894] [2023-11-06 14:08:03,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 14:08:03,515 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 14:08:03,516 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 14:08:03,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 14:08:03,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 14:08:03,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:03,518 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-06 14:08:03,519 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 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) [2023-11-06 14:08:03,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:03,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:03,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:03,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:03,577 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 14:08:03,577 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err3ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2023-11-06 14:08:03,578 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 14:08:03,578 INFO L85 PathProgramCache]: Analyzing trace with hash -117965340, now seen corresponding path program 1 times [2023-11-06 14:08:03,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 14:08:03,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348603966] [2023-11-06 14:08:03,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 14:08:03,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 14:08:03,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 14:08:03,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 14:08:03,621 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 14:08:03,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1348603966] [2023-11-06 14:08:03,621 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1348603966] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 14:08:03,622 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 14:08:03,622 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 14:08:03,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1556308985] [2023-11-06 14:08:03,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 14:08:03,623 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 14:08:03,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 14:08:03,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 14:08:03,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 14:08:03,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:03,625 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-06 14:08:03,626 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 17.5) internal successors, (35), 3 states have internal predecessors, (35), 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) [2023-11-06 14:08:03,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:03,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:03,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:03,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:03,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:03,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:03,750 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-06 14:08:03,750 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err4ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2023-11-06 14:08:03,752 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 14:08:03,752 INFO L85 PathProgramCache]: Analyzing trace with hash 590808237, now seen corresponding path program 1 times [2023-11-06 14:08:03,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 14:08:03,753 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351195442] [2023-11-06 14:08:03,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 14:08:03,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 14:08:03,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 14:08:03,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 14:08:03,825 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 14:08:03,828 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [351195442] [2023-11-06 14:08:03,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [351195442] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 14:08:03,830 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 14:08:03,831 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 14:08:03,831 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [236180002] [2023-11-06 14:08:03,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 14:08:03,833 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 14:08:03,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 14:08:03,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 14:08:03,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 14:08:03,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:03,836 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-06 14:08:03,837 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 20.5) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 14:08:03,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:03,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:03,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:03,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:04,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:04,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:04,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:04,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:04,048 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-06 14:08:04,049 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err9ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2023-11-06 14:08:04,050 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 14:08:04,050 INFO L85 PathProgramCache]: Analyzing trace with hash -1257049260, now seen corresponding path program 1 times [2023-11-06 14:08:04,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 14:08:04,058 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986800964] [2023-11-06 14:08:04,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 14:08:04,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 14:08:04,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 14:08:04,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 14:08:04,162 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 14:08:04,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986800964] [2023-11-06 14:08:04,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [986800964] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 14:08:04,164 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 14:08:04,164 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 14:08:04,164 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1241308414] [2023-11-06 14:08:04,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 14:08:04,165 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 14:08:04,165 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 14:08:04,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 14:08:04,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 14:08:04,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:04,168 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-06 14:08:04,169 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 32.0) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 14:08:04,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:04,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:04,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:04,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:04,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:04,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:04,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:04,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:04,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:04,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:04,384 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-06 14:08:04,385 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thr1Err17ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2023-11-06 14:08:04,386 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 14:08:04,386 INFO L85 PathProgramCache]: Analyzing trace with hash -486446808, now seen corresponding path program 1 times [2023-11-06 14:08:04,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 14:08:04,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133928542] [2023-11-06 14:08:04,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 14:08:04,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 14:08:04,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 14:08:04,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 14:08:04,570 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 14:08:04,570 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [133928542] [2023-11-06 14:08:04,571 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [133928542] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 14:08:04,571 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 14:08:04,571 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 14:08:04,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1223487350] [2023-11-06 14:08:04,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 14:08:04,572 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 14:08:04,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 14:08:04,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 14:08:04,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 14:08:04,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:04,575 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-06 14:08:04,575 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 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) [2023-11-06 14:08:04,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:04,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:04,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:04,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:04,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:04,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:04,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:04,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:04,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:04,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:04,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:04,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:04,642 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-06 14:08:04,642 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err14ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2023-11-06 14:08:04,643 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 14:08:04,643 INFO L85 PathProgramCache]: Analyzing trace with hash -1053803037, now seen corresponding path program 1 times [2023-11-06 14:08:04,643 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 14:08:04,643 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1801147503] [2023-11-06 14:08:04,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 14:08:04,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 14:08:04,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 14:08:04,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 14:08:04,731 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 14:08:04,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1801147503] [2023-11-06 14:08:04,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1801147503] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 14:08:04,732 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 14:08:04,732 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 14:08:04,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [676926811] [2023-11-06 14:08:04,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 14:08:04,733 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 14:08:04,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 14:08:04,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 14:08:04,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 14:08:04,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:04,736 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-06 14:08:04,736 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 37.0) internal successors, (74), 3 states have internal predecessors, (74), 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) [2023-11-06 14:08:04,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:04,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:04,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:04,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:04,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:04,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:04,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:05,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:05,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,006 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-06 14:08:05,007 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thr1Err17ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2023-11-06 14:08:05,007 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 14:08:05,007 INFO L85 PathProgramCache]: Analyzing trace with hash 834945976, now seen corresponding path program 1 times [2023-11-06 14:08:05,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 14:08:05,008 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894726535] [2023-11-06 14:08:05,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 14:08:05,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 14:08:05,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 14:08:05,249 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 14:08:05,249 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 14:08:05,249 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [894726535] [2023-11-06 14:08:05,249 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [894726535] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 14:08:05,250 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 14:08:05,250 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-06 14:08:05,250 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061239440] [2023-11-06 14:08:05,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 14:08:05,251 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 14:08:05,251 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 14:08:05,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 14:08:05,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-06 14:08:05,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:05,254 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-06 14:08:05,255 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.857142857142858) internal successors, (118), 7 states have internal predecessors, (118), 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) [2023-11-06 14:08:05,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:05,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:05,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:05,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-06 14:08:05,464 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-06 14:08:05,464 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err17ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2023-11-06 14:08:05,465 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 14:08:05,465 INFO L85 PathProgramCache]: Analyzing trace with hash -629473273, now seen corresponding path program 1 times [2023-11-06 14:08:05,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 14:08:05,465 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1798609982] [2023-11-06 14:08:05,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 14:08:05,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 14:08:05,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 14:08:05,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 14:08:05,580 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 14:08:05,580 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1798609982] [2023-11-06 14:08:05,580 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1798609982] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 14:08:05,580 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 14:08:05,580 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 14:08:05,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663877356] [2023-11-06 14:08:05,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 14:08:05,581 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 14:08:05,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 14:08:05,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 14:08:05,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 14:08:05,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:05,602 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-06 14:08:05,602 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 43.5) internal successors, (87), 3 states have internal predecessors, (87), 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) [2023-11-06 14:08:05,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:05,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-11-06 14:08:05,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:05,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:05,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-06 14:08:05,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,795 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-06 14:08:05,796 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thr1Err20ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2023-11-06 14:08:05,796 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 14:08:05,796 INFO L85 PathProgramCache]: Analyzing trace with hash 657466511, now seen corresponding path program 1 times [2023-11-06 14:08:05,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 14:08:05,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901379022] [2023-11-06 14:08:05,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 14:08:05,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 14:08:05,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 14:08:05,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 14:08:05,871 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 14:08:05,871 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901379022] [2023-11-06 14:08:05,871 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1901379022] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 14:08:05,872 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 14:08:05,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 14:08:05,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1477191095] [2023-11-06 14:08:05,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 14:08:05,875 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 14:08:05,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 14:08:05,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 14:08:05,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 14:08:05,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:05,878 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-06 14:08:05,879 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 45.5) internal successors, (91), 3 states have internal predecessors, (91), 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) [2023-11-06 14:08:05,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:05,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-11-06 14:08:05,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:05,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:05,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-06 14:08:05,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:05,981 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-06 14:08:05,982 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thr1Err21ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2023-11-06 14:08:05,982 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 14:08:05,982 INFO L85 PathProgramCache]: Analyzing trace with hash 1919394304, now seen corresponding path program 1 times [2023-11-06 14:08:05,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 14:08:05,983 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892853161] [2023-11-06 14:08:05,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 14:08:05,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 14:08:06,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 14:08:06,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 14:08:06,090 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 14:08:06,091 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892853161] [2023-11-06 14:08:06,091 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1892853161] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 14:08:06,091 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 14:08:06,091 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 14:08:06,091 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1551049126] [2023-11-06 14:08:06,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 14:08:06,094 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 14:08:06,094 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 14:08:06,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 14:08:06,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 14:08:06,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:06,097 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-06 14:08:06,097 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 48.0) internal successors, (96), 3 states have internal predecessors, (96), 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) [2023-11-06 14:08:06,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:06,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:06,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:06,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:06,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:06,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:06,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:06,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-11-06 14:08:06,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:06,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:06,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:06,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:06,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:06,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:06,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:06,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:06,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:06,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:06,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-06 14:08:06,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:06,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:06,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:06,235 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-11-06 14:08:06,235 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting thr1Err22ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2023-11-06 14:08:06,236 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 14:08:06,236 INFO L85 PathProgramCache]: Analyzing trace with hash -1602141771, now seen corresponding path program 1 times [2023-11-06 14:08:06,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 14:08:06,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1814783349] [2023-11-06 14:08:06,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 14:08:06,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 14:08:06,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 14:08:06,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 14:08:06,309 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 14:08:06,309 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1814783349] [2023-11-06 14:08:06,309 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1814783349] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 14:08:06,309 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 14:08:06,309 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 14:08:06,310 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [129746738] [2023-11-06 14:08:06,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 14:08:06,310 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 14:08:06,310 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 14:08:06,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 14:08:06,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 14:08:06,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:06,312 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-06 14:08:06,312 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 50.5) internal successors, (101), 3 states have internal predecessors, (101), 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) [2023-11-06 14:08:06,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:06,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:06,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:06,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:06,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:06,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:06,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:06,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-11-06 14:08:06,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:06,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:06,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:06,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:06,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:06,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:06,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:06,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:06,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:06,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:06,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:06,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-06 14:08:06,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:06,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:06,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:06,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:06,845 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thr1Err0ASSERT_VIOLATIONDATA_RACE (25 of 26 remaining) [2023-11-06 14:08:06,845 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thr1Err1ASSERT_VIOLATIONDATA_RACE (24 of 26 remaining) [2023-11-06 14:08:06,846 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thr1Err2ASSERT_VIOLATIONDATA_RACE (23 of 26 remaining) [2023-11-06 14:08:06,846 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thr1Err5ASSERT_VIOLATIONDATA_RACE (22 of 26 remaining) [2023-11-06 14:08:06,846 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thr1Err6ASSERT_VIOLATIONDATA_RACE (21 of 26 remaining) [2023-11-06 14:08:06,847 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thr1Err3ASSERT_VIOLATIONDATA_RACE (20 of 26 remaining) [2023-11-06 14:08:06,848 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thr1Err4ASSERT_VIOLATIONDATA_RACE (19 of 26 remaining) [2023-11-06 14:08:06,848 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thr1Err7ASSERT_VIOLATIONDATA_RACE (18 of 26 remaining) [2023-11-06 14:08:06,848 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thr1Err8ASSERT_VIOLATIONDATA_RACE (17 of 26 remaining) [2023-11-06 14:08:06,848 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thr1Err9ASSERT_VIOLATIONDATA_RACE (16 of 26 remaining) [2023-11-06 14:08:06,848 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thr1Err10ASSERT_VIOLATIONDATA_RACE (15 of 26 remaining) [2023-11-06 14:08:06,849 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thr1Err11ASSERT_VIOLATIONDATA_RACE (14 of 26 remaining) [2023-11-06 14:08:06,849 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thr1Err12ASSERT_VIOLATIONDATA_RACE (13 of 26 remaining) [2023-11-06 14:08:06,849 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thr1Err13ASSERT_VIOLATIONDATA_RACE (12 of 26 remaining) [2023-11-06 14:08:06,849 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thr1Err14ASSERT_VIOLATIONDATA_RACE (11 of 26 remaining) [2023-11-06 14:08:06,850 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thr1Err15ASSERT_VIOLATIONDATA_RACE (10 of 26 remaining) [2023-11-06 14:08:06,850 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thr1Err16ASSERT_VIOLATIONDATA_RACE (9 of 26 remaining) [2023-11-06 14:08:06,850 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thr1Err17ASSERT_VIOLATIONDATA_RACE (8 of 26 remaining) [2023-11-06 14:08:06,850 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thr1Err18ASSERT_VIOLATIONDATA_RACE (7 of 26 remaining) [2023-11-06 14:08:06,850 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thr1Err19ASSERT_VIOLATIONDATA_RACE (6 of 26 remaining) [2023-11-06 14:08:06,851 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thr1Err25ASSERT_VIOLATIONDATA_RACE (5 of 26 remaining) [2023-11-06 14:08:06,851 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thr1Err20ASSERT_VIOLATIONDATA_RACE (4 of 26 remaining) [2023-11-06 14:08:06,851 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thr1Err21ASSERT_VIOLATIONDATA_RACE (3 of 26 remaining) [2023-11-06 14:08:06,851 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thr1Err22ASSERT_VIOLATIONDATA_RACE (2 of 26 remaining) [2023-11-06 14:08:06,852 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thr1Err23ASSERT_VIOLATIONDATA_RACE (1 of 26 remaining) [2023-11-06 14:08:06,852 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thr1Err24ASSERT_VIOLATIONDATA_RACE (0 of 26 remaining) [2023-11-06 14:08:06,852 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-11-06 14:08:06,877 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 14:08:06,879 INFO L307 ceAbstractionStarter]: Result for error location thr1Thread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (1/2) [2023-11-06 14:08:06,891 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-06 14:08:06,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-11-06 14:08:06,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e818f4bd-4c21-45e5-8616-e6b80880fbb6/bin/ugemcutter-verify-t8buoWUS1i/z3 [2023-11-06 14:08:06,925 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e818f4bd-4c21-45e5-8616-e6b80880fbb6/bin/ugemcutter-verify-t8buoWUS1i/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-11-06 14:08:06,938 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-11-06 14:08:06,938 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-11-06 14:08:06,939 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@9a7fc51, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-06 14:08:06,939 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 14:08:06,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e818f4bd-4c21-45e5-8616-e6b80880fbb6/bin/ugemcutter-verify-t8buoWUS1i/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2023-11-06 14:08:07,147 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-11-06 14:08:07,147 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 14:08:07,148 INFO L85 PathProgramCache]: Analyzing trace with hash 707328568, now seen corresponding path program 1 times [2023-11-06 14:08:07,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 14:08:07,148 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [258991807] [2023-11-06 14:08:07,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 14:08:07,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 14:08:07,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 14:08:07,160 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 14:08:07,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 14:08:07,199 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 14:08:07,199 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 14:08:07,200 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2023-11-06 14:08:07,201 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-11-06 14:08:07,202 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-06 14:08:07,202 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE (2/2) [2023-11-06 14:08:07,203 WARN L233 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2023-11-06 14:08:07,203 INFO L519 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2023-11-06 14:08:07,305 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-11-06 14:08:07,354 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-06 14:08:07,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-11-06 14:08:07,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e818f4bd-4c21-45e5-8616-e6b80880fbb6/bin/ugemcutter-verify-t8buoWUS1i/z3 [2023-11-06 14:08:07,358 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e818f4bd-4c21-45e5-8616-e6b80880fbb6/bin/ugemcutter-verify-t8buoWUS1i/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-11-06 14:08:07,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e818f4bd-4c21-45e5-8616-e6b80880fbb6/bin/ugemcutter-verify-t8buoWUS1i/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2023-11-06 14:08:07,372 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-11-06 14:08:07,372 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-11-06 14:08:07,372 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@9a7fc51, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-06 14:08:07,373 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 14:08:07,695 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-11-06 14:08:07,695 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 14:08:07,695 INFO L85 PathProgramCache]: Analyzing trace with hash 1835322147, now seen corresponding path program 1 times [2023-11-06 14:08:07,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 14:08:07,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269922465] [2023-11-06 14:08:07,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 14:08:07,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 14:08:07,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 14:08:07,713 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 14:08:07,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 14:08:07,734 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 14:08:07,735 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 14:08:07,735 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2023-11-06 14:08:07,735 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-11-06 14:08:07,736 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-06 14:08:07,737 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE (1/3) [2023-11-06 14:08:07,737 WARN L233 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2023-11-06 14:08:07,737 INFO L519 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2023-11-06 14:08:07,853 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-11-06 14:08:07,859 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-06 14:08:07,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-11-06 14:08:07,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e818f4bd-4c21-45e5-8616-e6b80880fbb6/bin/ugemcutter-verify-t8buoWUS1i/z3 [2023-11-06 14:08:07,863 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e818f4bd-4c21-45e5-8616-e6b80880fbb6/bin/ugemcutter-verify-t8buoWUS1i/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-11-06 14:08:07,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e818f4bd-4c21-45e5-8616-e6b80880fbb6/bin/ugemcutter-verify-t8buoWUS1i/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Waiting until timeout for monitored process [2023-11-06 14:08:07,869 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-11-06 14:08:07,869 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thr1Thread3of3ForFork0 ======== [2023-11-06 14:08:07,870 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@9a7fc51, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-06 14:08:07,870 INFO L358 AbstractCegarLoop]: Starting to check reachability of 26 error locations. [2023-11-06 14:08:08,355 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2023-11-06 14:08:08,355 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 14:08:08,356 INFO L85 PathProgramCache]: Analyzing trace with hash -1589739419, now seen corresponding path program 1 times [2023-11-06 14:08:08,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 14:08:08,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869215855] [2023-11-06 14:08:08,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 14:08:08,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 14:08:08,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 14:08:08,490 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-06 14:08:08,490 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 14:08:08,490 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869215855] [2023-11-06 14:08:08,490 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [869215855] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 14:08:08,491 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 14:08:08,491 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-06 14:08:08,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826933717] [2023-11-06 14:08:08,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 14:08:08,491 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 14:08:08,491 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 14:08:08,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 14:08:08,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 14:08:08,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:08,493 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-06 14:08:08,493 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 30.0) internal successors, (30), 2 states have internal predecessors, (30), 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) [2023-11-06 14:08:08,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:08,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:08,567 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-11-06 14:08:08,567 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err2ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2023-11-06 14:08:08,568 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 14:08:08,568 INFO L85 PathProgramCache]: Analyzing trace with hash 1268848904, now seen corresponding path program 1 times [2023-11-06 14:08:08,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 14:08:08,568 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1374994018] [2023-11-06 14:08:08,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 14:08:08,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 14:08:08,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 14:08:08,609 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-06 14:08:08,610 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 14:08:08,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1374994018] [2023-11-06 14:08:08,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1374994018] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 14:08:08,610 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 14:08:08,610 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 14:08:08,613 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1554740356] [2023-11-06 14:08:08,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 14:08:08,613 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 14:08:08,614 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 14:08:08,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 14:08:08,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 14:08:08,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:08,615 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-06 14:08:08,615 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 16.0) internal successors, (32), 3 states have internal predecessors, (32), 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) [2023-11-06 14:08:08,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:08,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:08,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:08,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:08,694 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-11-06 14:08:08,694 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err3ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2023-11-06 14:08:08,695 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 14:08:08,695 INFO L85 PathProgramCache]: Analyzing trace with hash 1562655733, now seen corresponding path program 1 times [2023-11-06 14:08:08,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 14:08:08,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1137520954] [2023-11-06 14:08:08,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 14:08:08,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 14:08:08,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 14:08:08,731 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-06 14:08:08,731 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 14:08:08,731 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1137520954] [2023-11-06 14:08:08,731 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1137520954] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 14:08:08,732 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 14:08:08,732 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 14:08:08,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687619818] [2023-11-06 14:08:08,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 14:08:08,733 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 14:08:08,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 14:08:08,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 14:08:08,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 14:08:08,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:08,735 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-06 14:08:08,735 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 19.5) internal successors, (39), 3 states have internal predecessors, (39), 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) [2023-11-06 14:08:08,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:08,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:08,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:08,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:08,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:08,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:08,866 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-11-06 14:08:08,866 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err4ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2023-11-06 14:08:08,866 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 14:08:08,867 INFO L85 PathProgramCache]: Analyzing trace with hash 1452957502, now seen corresponding path program 1 times [2023-11-06 14:08:08,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 14:08:08,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646704664] [2023-11-06 14:08:08,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 14:08:08,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 14:08:08,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 14:08:08,906 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-06 14:08:08,906 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 14:08:08,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [646704664] [2023-11-06 14:08:08,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [646704664] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 14:08:08,907 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 14:08:08,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 14:08:08,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314469260] [2023-11-06 14:08:08,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 14:08:08,908 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 14:08:08,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 14:08:08,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 14:08:08,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 14:08:08,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:08,910 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-06 14:08:08,910 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 22.5) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 14:08:08,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:08,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:08,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:08,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:09,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:09,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:09,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:09,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:09,121 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-11-06 14:08:09,122 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err9ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2023-11-06 14:08:09,122 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 14:08:09,122 INFO L85 PathProgramCache]: Analyzing trace with hash -1302497359, now seen corresponding path program 1 times [2023-11-06 14:08:09,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 14:08:09,123 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [167728894] [2023-11-06 14:08:09,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 14:08:09,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 14:08:09,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 14:08:09,176 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-06 14:08:09,176 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 14:08:09,177 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [167728894] [2023-11-06 14:08:09,177 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [167728894] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 14:08:09,177 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 14:08:09,177 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 14:08:09,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [858480244] [2023-11-06 14:08:09,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 14:08:09,178 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 14:08:09,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 14:08:09,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 14:08:09,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 14:08:09,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:09,181 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-06 14:08:09,181 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 34.0) internal successors, (68), 3 states have internal predecessors, (68), 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) [2023-11-06 14:08:09,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:09,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:09,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:09,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:09,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:10,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:10,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:10,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:10,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:10,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:10,066 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-11-06 14:08:10,066 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thr1Err17ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2023-11-06 14:08:10,067 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 14:08:10,067 INFO L85 PathProgramCache]: Analyzing trace with hash -663838961, now seen corresponding path program 1 times [2023-11-06 14:08:10,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 14:08:10,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143876730] [2023-11-06 14:08:10,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 14:08:10,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 14:08:10,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 14:08:10,324 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2023-11-06 14:08:10,327 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 14:08:10,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1143876730] [2023-11-06 14:08:10,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1143876730] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 14:08:10,328 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 14:08:10,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 14:08:10,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [583564123] [2023-11-06 14:08:10,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 14:08:10,329 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 14:08:10,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 14:08:10,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 14:08:10,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 14:08:10,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:10,331 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-06 14:08:10,331 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 57.666666666666664) internal successors, (173), 3 states have internal predecessors, (173), 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) [2023-11-06 14:08:10,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:10,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:10,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:10,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:10,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:10,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:10,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:10,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:10,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:10,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:10,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:10,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:10,514 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2023-11-06 14:08:10,515 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err14ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2023-11-06 14:08:10,515 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 14:08:10,515 INFO L85 PathProgramCache]: Analyzing trace with hash -1842109760, now seen corresponding path program 1 times [2023-11-06 14:08:10,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 14:08:10,515 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936583000] [2023-11-06 14:08:10,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 14:08:10,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 14:08:10,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 14:08:10,572 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-06 14:08:10,572 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 14:08:10,572 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [936583000] [2023-11-06 14:08:10,573 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [936583000] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 14:08:10,573 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 14:08:10,573 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 14:08:10,573 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [177679845] [2023-11-06 14:08:10,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 14:08:10,574 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 14:08:10,574 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 14:08:10,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 14:08:10,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 14:08:10,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:10,576 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-06 14:08:10,577 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 39.0) internal successors, (78), 3 states have internal predecessors, (78), 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) [2023-11-06 14:08:10,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:10,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:10,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:10,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:10,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:10,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:10,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:11,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:11,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:11,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:11,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:11,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:11,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:11,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:11,037 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2023-11-06 14:08:11,037 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thr1Err17ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2023-11-06 14:08:11,037 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 14:08:11,038 INFO L85 PathProgramCache]: Analyzing trace with hash 1184094111, now seen corresponding path program 1 times [2023-11-06 14:08:11,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 14:08:11,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [366155914] [2023-11-06 14:08:11,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 14:08:11,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 14:08:11,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 14:08:11,422 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-11-06 14:08:11,423 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 14:08:11,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [366155914] [2023-11-06 14:08:11,423 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [366155914] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 14:08:11,423 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 14:08:11,424 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-06 14:08:11,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380344524] [2023-11-06 14:08:11,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 14:08:11,425 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 14:08:11,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 14:08:11,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 14:08:11,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-06 14:08:11,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:11,429 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-06 14:08:11,430 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 27.285714285714285) internal successors, (191), 7 states have internal predecessors, (191), 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) [2023-11-06 14:08:11,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:11,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:11,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:11,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:11,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:11,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:11,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:11,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:11,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:11,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:11,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:11,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:11,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:11,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:11,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:11,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-06 14:08:11,717 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-11-06 14:08:11,718 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err17ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2023-11-06 14:08:11,718 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 14:08:11,718 INFO L85 PathProgramCache]: Analyzing trace with hash -350350056, now seen corresponding path program 1 times [2023-11-06 14:08:11,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 14:08:11,719 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [703133182] [2023-11-06 14:08:11,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 14:08:11,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 14:08:11,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 14:08:11,847 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-06 14:08:11,848 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 14:08:11,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [703133182] [2023-11-06 14:08:11,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [703133182] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 14:08:11,848 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 14:08:11,848 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 14:08:11,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1795370205] [2023-11-06 14:08:11,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 14:08:11,849 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 14:08:11,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 14:08:11,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 14:08:11,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 14:08:11,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:11,852 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-06 14:08:11,852 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 45.5) internal successors, (91), 3 states have internal predecessors, (91), 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) [2023-11-06 14:08:11,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:11,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:11,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:11,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:11,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:11,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:11,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:11,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-11-06 14:08:11,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:12,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:12,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-06 14:08:12,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,126 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2023-11-06 14:08:12,126 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thr1Err20ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2023-11-06 14:08:12,127 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 14:08:12,127 INFO L85 PathProgramCache]: Analyzing trace with hash 1504586912, now seen corresponding path program 1 times [2023-11-06 14:08:12,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 14:08:12,127 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1302080159] [2023-11-06 14:08:12,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 14:08:12,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 14:08:12,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 14:08:12,205 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-06 14:08:12,205 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 14:08:12,206 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1302080159] [2023-11-06 14:08:12,206 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1302080159] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 14:08:12,206 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 14:08:12,206 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 14:08:12,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [532210941] [2023-11-06 14:08:12,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 14:08:12,207 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 14:08:12,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 14:08:12,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 14:08:12,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 14:08:12,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:12,209 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-06 14:08:12,209 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 47.5) internal successors, (95), 3 states have internal predecessors, (95), 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) [2023-11-06 14:08:12,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:12,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-11-06 14:08:12,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:12,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:12,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-06 14:08:12,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,377 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2023-11-06 14:08:12,377 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thr1Err21ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2023-11-06 14:08:12,377 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 14:08:12,377 INFO L85 PathProgramCache]: Analyzing trace with hash 800034397, now seen corresponding path program 1 times [2023-11-06 14:08:12,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 14:08:12,378 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956851834] [2023-11-06 14:08:12,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 14:08:12,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 14:08:12,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 14:08:12,472 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-06 14:08:12,472 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 14:08:12,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956851834] [2023-11-06 14:08:12,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956851834] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 14:08:12,473 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 14:08:12,473 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 14:08:12,473 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1086012089] [2023-11-06 14:08:12,473 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 14:08:12,474 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 14:08:12,474 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 14:08:12,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 14:08:12,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 14:08:12,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:12,476 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-06 14:08:12,476 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 50.0) internal successors, (100), 3 states have internal predecessors, (100), 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) [2023-11-06 14:08:12,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:12,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-11-06 14:08:12,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:12,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:12,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-06 14:08:12,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,731 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2023-11-06 14:08:12,731 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting thr1Err22ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2023-11-06 14:08:12,732 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 14:08:12,732 INFO L85 PathProgramCache]: Analyzing trace with hash -1153558202, now seen corresponding path program 1 times [2023-11-06 14:08:12,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 14:08:12,732 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [31717780] [2023-11-06 14:08:12,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 14:08:12,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 14:08:12,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 14:08:12,793 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-06 14:08:12,794 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 14:08:12,794 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [31717780] [2023-11-06 14:08:12,794 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [31717780] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 14:08:12,794 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 14:08:12,794 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 14:08:12,795 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1143867775] [2023-11-06 14:08:12,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 14:08:12,796 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 14:08:12,796 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 14:08:12,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 14:08:12,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 14:08:12,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:12,798 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-06 14:08:12,798 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 52.5) internal successors, (105), 3 states have internal predecessors, (105), 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) [2023-11-06 14:08:12,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:12,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-11-06 14:08:12,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:12,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:13,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:13,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:13,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:13,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:13,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:13,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:13,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:13,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-06 14:08:13,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:13,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:13,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:13,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:13,960 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2023-11-06 14:08:13,960 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thr1Err22ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2023-11-06 14:08:13,960 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 14:08:13,960 INFO L85 PathProgramCache]: Analyzing trace with hash 1082019828, now seen corresponding path program 1 times [2023-11-06 14:08:13,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 14:08:13,961 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1353771965] [2023-11-06 14:08:13,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 14:08:13,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 14:08:14,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 14:08:14,391 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 254 proven. 14 refuted. 0 times theorem prover too weak. 411 trivial. 0 not checked. [2023-11-06 14:08:14,391 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 14:08:14,392 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1353771965] [2023-11-06 14:08:14,392 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1353771965] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 14:08:14,392 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [162466786] [2023-11-06 14:08:14,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 14:08:14,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 14:08:14,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e818f4bd-4c21-45e5-8616-e6b80880fbb6/bin/ugemcutter-verify-t8buoWUS1i/z3 [2023-11-06 14:08:14,396 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e818f4bd-4c21-45e5-8616-e6b80880fbb6/bin/ugemcutter-verify-t8buoWUS1i/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 14:08:14,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e818f4bd-4c21-45e5-8616-e6b80880fbb6/bin/ugemcutter-verify-t8buoWUS1i/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-06 14:08:14,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 14:08:14,949 INFO L262 TraceCheckSpWp]: Trace formula consists of 1403 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 14:08:14,973 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 14:08:15,131 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 389 proven. 0 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2023-11-06 14:08:15,131 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 14:08:15,131 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [162466786] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 14:08:15,132 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 14:08:15,132 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2023-11-06 14:08:15,132 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [173423225] [2023-11-06 14:08:15,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 14:08:15,133 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 14:08:15,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 14:08:15,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 14:08:15,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-06 14:08:15,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:15,136 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-06 14:08:15,136 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 105.0) internal successors, (315), 3 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) [2023-11-06 14:08:15,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:15,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:15,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:15,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:15,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:15,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:15,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:15,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-11-06 14:08:15,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:15,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:15,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:15,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:15,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.