./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/goblint-regression/13-privatized_67-pthread_cond_wait_unknown_1_neg.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F/config/GemCutterMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/13-privatized_67-pthread_cond_wait_unknown_1_neg.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 78eedbb170ccb94e306b53f35c5dd71f86d003c1abe4d157fc2c720e38b8df88 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 12:33:17,425 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 12:33:17,519 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Default.epf [2024-11-13 12:33:17,528 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 12:33:17,528 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 12:33:17,564 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 12:33:17,564 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 12:33:17,564 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 12:33:17,566 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 12:33:17,567 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 12:33:17,568 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 12:33:17,568 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 12:33:17,568 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 12:33:17,568 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 12:33:17,569 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 12:33:17,569 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 12:33:17,569 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 12:33:17,569 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 12:33:17,569 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-13 12:33:17,569 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-13 12:33:17,569 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-13 12:33:17,570 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 12:33:17,570 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 12:33:17,570 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 12:33:17,570 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 12:33:17,570 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 12:33:17,570 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 12:33:17,570 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 12:33:17,570 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 12:33:17,571 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 12:33:17,571 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 12:33:17,571 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 12:33:17,571 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 12:33:17,571 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 12:33:17,571 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 12:33:17,571 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 12:33:17,571 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 12:33:17,571 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2024-11-13 12:33:17,571 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-13 12:33:17,571 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-13 12:33:17,571 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-13 12:33:17,571 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 78eedbb170ccb94e306b53f35c5dd71f86d003c1abe4d157fc2c720e38b8df88 [2024-11-13 12:33:17,902 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 12:33:17,911 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 12:33:17,913 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 12:33:17,914 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 12:33:17,914 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 12:33:17,916 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F/../../sv-benchmarks/c/goblint-regression/13-privatized_67-pthread_cond_wait_unknown_1_neg.i Unable to find full path for "g++" [2024-11-13 12:33:19,880 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 12:33:20,306 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 12:33:20,307 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/sv-benchmarks/c/goblint-regression/13-privatized_67-pthread_cond_wait_unknown_1_neg.i [2024-11-13 12:33:20,335 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F/data/a8aa58329/b7f3ea183f5f4fd9aa5498f47462b7d0/FLAG520bc1ca4 [2024-11-13 12:33:20,461 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F/data/a8aa58329/b7f3ea183f5f4fd9aa5498f47462b7d0 [2024-11-13 12:33:20,464 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 12:33:20,466 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 12:33:20,468 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 12:33:20,469 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 12:33:20,473 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 12:33:20,474 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 12:33:20" (1/1) ... [2024-11-13 12:33:20,474 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9d7109 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:33:20, skipping insertion in model container [2024-11-13 12:33:20,476 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 12:33:20" (1/1) ... [2024-11-13 12:33:20,531 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 12:33:21,004 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 12:33:21,024 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 12:33:21,083 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 12:33:21,181 INFO L204 MainTranslator]: Completed translation [2024-11-13 12:33:21,181 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:33:21 WrapperNode [2024-11-13 12:33:21,182 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 12:33:21,183 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 12:33:21,183 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 12:33:21,184 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 12:33:21,194 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:33:21" (1/1) ... [2024-11-13 12:33:21,224 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:33:21" (1/1) ... [2024-11-13 12:33:21,262 INFO L138 Inliner]: procedures = 357, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 169 [2024-11-13 12:33:21,263 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 12:33:21,263 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 12:33:21,264 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 12:33:21,265 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 12:33:21,270 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:33:21" (1/1) ... [2024-11-13 12:33:21,270 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:33:21" (1/1) ... [2024-11-13 12:33:21,274 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:33:21" (1/1) ... [2024-11-13 12:33:21,275 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:33:21" (1/1) ... [2024-11-13 12:33:21,287 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:33:21" (1/1) ... [2024-11-13 12:33:21,289 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:33:21" (1/1) ... [2024-11-13 12:33:21,293 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:33:21" (1/1) ... [2024-11-13 12:33:21,295 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:33:21" (1/1) ... [2024-11-13 12:33:21,300 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 12:33:21,301 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 12:33:21,301 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 12:33:21,301 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 12:33:21,302 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:33:21" (1/1) ... [2024-11-13 12:33:21,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 12:33:21,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:33:21,348 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-13 12:33:21,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-13 12:33:21,371 INFO L130 BoogieDeclarations]: Found specification of procedure f1 [2024-11-13 12:33:21,371 INFO L138 BoogieDeclarations]: Found implementation of procedure f1 [2024-11-13 12:33:21,371 INFO L130 BoogieDeclarations]: Found specification of procedure f2 [2024-11-13 12:33:21,371 INFO L138 BoogieDeclarations]: Found implementation of procedure f2 [2024-11-13 12:33:21,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-13 12:33:21,371 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-13 12:33:21,371 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-13 12:33:21,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 12:33:21,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 12:33:21,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 12:33:21,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 12:33:21,373 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 12:33:21,698 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 12:33:21,700 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 12:33:21,946 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 12:33:21,947 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 12:33:22,790 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 12:33:22,790 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 12:33:22,790 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:33:22 BoogieIcfgContainer [2024-11-13 12:33:22,790 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 12:33:22,793 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 12:33:22,795 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 12:33:22,800 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 12:33:22,800 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 12:33:20" (1/3) ... [2024-11-13 12:33:22,801 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18035bcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 12:33:22, skipping insertion in model container [2024-11-13 12:33:22,801 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:33:21" (2/3) ... [2024-11-13 12:33:22,802 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18035bcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 12:33:22, skipping insertion in model container [2024-11-13 12:33:22,802 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:33:22" (3/3) ... [2024-11-13 12:33:22,804 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_67-pthread_cond_wait_unknown_1_neg.i [2024-11-13 12:33:22,820 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 12:33:22,823 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG 13-privatized_67-pthread_cond_wait_unknown_1_neg.i that has 3 procedures, 32 locations, 1 initial locations, 0 loop locations, and 2 error locations. [2024-11-13 12:33:22,823 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-13 12:33:22,902 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-13 12:33:22,955 INFO L107 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 12:33:22,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-13 12:33:22,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:33:22,960 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-11-13 12:33:22,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-11-13 12:33:22,999 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-13 12:33:23,010 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == f2Thread1of1ForFork0 ======== [2024-11-13 12:33:23,019 INFO L333 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, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, 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;@3880eb0f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 12:33:23,019 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 12:33:23,229 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting f2Err0ASSERT_VIOLATIONMEMORY_LEAK === [f2Err0ASSERT_VIOLATIONMEMORY_LEAK] === [2024-11-13 12:33:23,234 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:33:23,235 INFO L85 PathProgramCache]: Analyzing trace with hash 569271028, now seen corresponding path program 1 times [2024-11-13 12:33:23,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:33:23,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [732893267] [2024-11-13 12:33:23,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:33:23,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:33:23,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 12:33:23,913 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 12:33:23,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 12:33:24,034 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 12:33:24,036 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-13 12:33:24,040 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location f2Err0ASSERT_VIOLATIONMEMORY_LEAK (0 of 1 remaining) [2024-11-13 12:33:24,042 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 12:33:24,053 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-13 12:33:24,055 INFO L320 ceAbstractionStarter]: Result for error location f2Thread1of1ForFork0 was UNSAFE (1/2) [2024-11-13 12:33:24,106 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-13 12:33:24,106 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 12:33:24,130 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-11-13 12:33:24,131 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 12:33:24 BasicIcfg [2024-11-13 12:33:24,132 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 12:33:24,133 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 12:33:24,133 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 12:33:24,134 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 12:33:24,134 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:33:22" (3/4) ... [2024-11-13 12:33:24,138 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 12:33:24,138 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 12:33:24,142 INFO L158 Benchmark]: Toolchain (without parser) took 3674.50ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 90.3MB in the beginning and 73.8MB in the end (delta: 16.5MB). Peak memory consumption was 78.9MB. Max. memory is 16.1GB. [2024-11-13 12:33:24,142 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 12:33:24,143 INFO L158 Benchmark]: CACSL2BoogieTranslator took 715.04ms. Allocated memory is still 117.4MB. Free memory was 90.0MB in the beginning and 51.9MB in the end (delta: 38.1MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 12:33:24,144 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.69ms. Allocated memory is still 117.4MB. Free memory was 51.9MB in the beginning and 48.8MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 12:33:24,144 INFO L158 Benchmark]: Boogie Preprocessor took 36.63ms. Allocated memory is still 117.4MB. Free memory was 48.8MB in the beginning and 46.3MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 12:33:24,145 INFO L158 Benchmark]: RCFGBuilder took 1490.03ms. Allocated memory is still 117.4MB. Free memory was 46.3MB in the beginning and 29.1MB in the end (delta: 17.2MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2024-11-13 12:33:24,146 INFO L158 Benchmark]: TraceAbstraction took 1339.38ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 28.2MB in the beginning and 74.9MB in the end (delta: -46.7MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2024-11-13 12:33:24,147 INFO L158 Benchmark]: Witness Printer took 5.52ms. Allocated memory is still 176.2MB. Free memory was 74.9MB in the beginning and 73.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 12:33:24,149 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 715.04ms. Allocated memory is still 117.4MB. Free memory was 90.0MB in the beginning and 51.9MB in the end (delta: 38.1MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.69ms. Allocated memory is still 117.4MB. Free memory was 51.9MB in the beginning and 48.8MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 36.63ms. Allocated memory is still 117.4MB. Free memory was 48.8MB in the beginning and 46.3MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1490.03ms. Allocated memory is still 117.4MB. Free memory was 46.3MB in the beginning and 29.1MB in the end (delta: 17.2MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1339.38ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 28.2MB in the beginning and 74.9MB in the end (delta: -46.7MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. * Witness Printer took 5.52ms. Allocated memory is still 176.2MB. Free memory was 74.9MB in the beginning and 73.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: IndependenceRelationWithAbstraction.Independence Queries: [ total: 242, independent: 238, independent conditional: 23, independent unconditional: 215, dependent: 4, dependent conditional: 2, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 242, independent: 238, independent conditional: 23, independent unconditional: 215, dependent: 4, dependent conditional: 2, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 240, independent: 238, independent conditional: 23, independent unconditional: 215, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 240, independent: 238, independent conditional: 23, independent unconditional: 215, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 240, independent: 238, independent conditional: 23, independent unconditional: 215, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 240, independent: 238, independent conditional: 0, independent unconditional: 238, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 240, independent: 238, independent conditional: 0, independent unconditional: 238, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 217, independent: 215, independent conditional: 0, independent unconditional: 215, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 217, independent: 215, independent conditional: 0, independent unconditional: 215, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 2, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 2, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 42, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 42, dependent conditional: 0, dependent unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 240, independent: 23, independent conditional: 0, independent unconditional: 23, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 217, unknown conditional: 0, unknown unconditional: 217] , Statistics on independence cache: Total cache size (in pairs): 217, Positive cache size: 215, Positive conditional cache size: 0, Positive unconditional cache size: 215, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 23, Maximal queried relation: 0, Independence queries for same thread: 2, Statistics for Abstraction: , Persistent sets #1 benchmarks: Persistent set computation time: 0.2s, Number of persistent set computation: 10, Number of trivial persistent sets: 2, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 217, independent: 215, independent conditional: 0, independent unconditional: 215, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 242, independent: 238, independent conditional: 23, independent unconditional: 215, dependent: 4, dependent conditional: 2, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 242, independent: 238, independent conditional: 23, independent unconditional: 215, dependent: 4, dependent conditional: 2, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 240, independent: 238, independent conditional: 23, independent unconditional: 215, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 240, independent: 238, independent conditional: 23, independent unconditional: 215, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 240, independent: 238, independent conditional: 23, independent unconditional: 215, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 240, independent: 238, independent conditional: 0, independent unconditional: 238, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 240, independent: 238, independent conditional: 0, independent unconditional: 238, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 217, independent: 215, independent conditional: 0, independent unconditional: 215, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 217, independent: 215, independent conditional: 0, independent unconditional: 215, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 2, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 2, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 42, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 42, dependent conditional: 0, dependent unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 240, independent: 23, independent conditional: 0, independent unconditional: 23, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 217, unknown conditional: 0, unknown unconditional: 217] , Statistics on independence cache: Total cache size (in pairs): 217, Positive cache size: 215, Positive conditional cache size: 0, Positive unconditional cache size: 215, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 23, Maximal queried relation: 0, Independence queries for same thread: 2, Statistics for Abstraction: - UnprovableResult [Line: 18]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 18. Possible FailurePath: [L1351] 0 int g; [L1352] 0 pthread_mutex_t mut = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; [L1353] 0 pthread_cond_t cond = { { {0}, {0}, {0, 0}, {0, 0}, 0, 0, {0, 0} } }; [L1373] 0 pthread_t t1; [L1374] 0 pthread_t t2; [L1375] FCALL, FORK 0 pthread_create(&t1,((void *)0),f1,((void *)0)) VAL [\old(argc)=1200, \old(argv)={1183:1184}, \old(ptr)={0:0}, argc=1200, g=0, mut={3:0}, t1=-2] [L1377] FCALL, FORK 0 pthread_create(&t2,((void *)0),f2,((void *)0)) VAL [\old(argc)=1200, \old(argv)={1183:1184}, \old(ptr)={0:0}, argc=1200, g=0, mut={3:0}, t1=-2, t2=-1] [L1365] CALL 2 __VERIFIER_assert(!(g == 0)) [L19] COND TRUE 2 !(cond) [L19] CALL 2 reach_error() [L18] COND FALSE 2 !(0) VAL [\old(ptr)={0:0}, g=0, mut={3:0}] [L18] 2 __assert_fail ("0", "13-privatized_67-pthread_cond_wait_unknown_1_neg.c", 3, __extension__ __PRETTY_FUNCTION__) VAL [\old(ptr)={0:0}, g=0, mut={3:0}] - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: f2Thread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 55 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 10 NumberOfCodeBlocks, 10 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 12:33:24,183 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F/config/GemCutterMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/13-privatized_67-pthread_cond_wait_unknown_1_neg.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 78eedbb170ccb94e306b53f35c5dd71f86d003c1abe4d157fc2c720e38b8df88 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 12:33:26,859 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 12:33:26,990 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Bitvector.epf [2024-11-13 12:33:26,996 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 12:33:26,996 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 12:33:27,018 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 12:33:27,018 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 12:33:27,018 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 12:33:27,019 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 12:33:27,019 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 12:33:27,019 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 12:33:27,019 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 12:33:27,019 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 12:33:27,019 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 12:33:27,020 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 12:33:27,020 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 12:33:27,020 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 12:33:27,020 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 12:33:27,020 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-13 12:33:27,020 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-13 12:33:27,020 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-13 12:33:27,020 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 12:33:27,020 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 12:33:27,021 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 12:33:27,021 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 12:33:27,021 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 12:33:27,021 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 12:33:27,021 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 12:33:27,021 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 12:33:27,021 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 12:33:27,021 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 12:33:27,021 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 12:33:27,021 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 12:33:27,021 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 12:33:27,022 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 12:33:27,022 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 12:33:27,022 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-13 12:33:27,022 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 12:33:27,022 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 12:33:27,022 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2024-11-13 12:33:27,022 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-13 12:33:27,022 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-13 12:33:27,022 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-13 12:33:27,022 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 78eedbb170ccb94e306b53f35c5dd71f86d003c1abe4d157fc2c720e38b8df88 [2024-11-13 12:33:27,354 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 12:33:27,363 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 12:33:27,365 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 12:33:27,366 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 12:33:27,367 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 12:33:27,368 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F/../../sv-benchmarks/c/goblint-regression/13-privatized_67-pthread_cond_wait_unknown_1_neg.i Unable to find full path for "g++" [2024-11-13 12:33:29,198 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 12:33:29,615 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 12:33:29,616 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/sv-benchmarks/c/goblint-regression/13-privatized_67-pthread_cond_wait_unknown_1_neg.i [2024-11-13 12:33:29,644 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F/data/71ce6419c/ef7438d461df409189580dcec9bb7be8/FLAG77f6bb35b [2024-11-13 12:33:29,663 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F/data/71ce6419c/ef7438d461df409189580dcec9bb7be8 [2024-11-13 12:33:29,665 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 12:33:29,667 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 12:33:29,669 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 12:33:29,669 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 12:33:29,675 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 12:33:29,676 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 12:33:29" (1/1) ... [2024-11-13 12:33:29,678 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e1022ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:33:29, skipping insertion in model container [2024-11-13 12:33:29,680 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 12:33:29" (1/1) ... [2024-11-13 12:33:29,751 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 12:33:30,363 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 12:33:30,387 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 12:33:30,454 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 12:33:30,577 INFO L204 MainTranslator]: Completed translation [2024-11-13 12:33:30,578 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:33:30 WrapperNode [2024-11-13 12:33:30,579 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 12:33:30,580 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 12:33:30,580 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 12:33:30,580 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 12:33:30,588 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:33:30" (1/1) ... [2024-11-13 12:33:30,625 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:33:30" (1/1) ... [2024-11-13 12:33:30,669 INFO L138 Inliner]: procedures = 364, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 170 [2024-11-13 12:33:30,671 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 12:33:30,671 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 12:33:30,671 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 12:33:30,671 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 12:33:30,681 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:33:30" (1/1) ... [2024-11-13 12:33:30,682 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:33:30" (1/1) ... [2024-11-13 12:33:30,691 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:33:30" (1/1) ... [2024-11-13 12:33:30,691 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:33:30" (1/1) ... [2024-11-13 12:33:30,712 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:33:30" (1/1) ... [2024-11-13 12:33:30,714 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:33:30" (1/1) ... [2024-11-13 12:33:30,719 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:33:30" (1/1) ... [2024-11-13 12:33:30,721 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:33:30" (1/1) ... [2024-11-13 12:33:30,725 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 12:33:30,726 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 12:33:30,726 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 12:33:30,726 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 12:33:30,727 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:33:30" (1/1) ... [2024-11-13 12:33:30,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 12:33:30,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:33:30,774 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-13 12:33:30,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-13 12:33:30,803 INFO L130 BoogieDeclarations]: Found specification of procedure f1 [2024-11-13 12:33:30,804 INFO L138 BoogieDeclarations]: Found implementation of procedure f1 [2024-11-13 12:33:30,804 INFO L130 BoogieDeclarations]: Found specification of procedure f2 [2024-11-13 12:33:30,804 INFO L138 BoogieDeclarations]: Found implementation of procedure f2 [2024-11-13 12:33:30,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-13 12:33:30,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2024-11-13 12:33:30,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 12:33:30,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-13 12:33:30,804 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-13 12:33:30,804 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-13 12:33:30,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 12:33:30,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 12:33:30,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 12:33:30,806 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 12:33:31,210 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 12:33:31,213 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 12:33:31,619 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 12:33:31,619 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 12:33:32,862 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 12:33:32,862 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 12:33:32,863 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:33:32 BoogieIcfgContainer [2024-11-13 12:33:32,864 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 12:33:32,868 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 12:33:32,869 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 12:33:32,877 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 12:33:32,878 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 12:33:29" (1/3) ... [2024-11-13 12:33:32,878 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e91dda4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 12:33:32, skipping insertion in model container [2024-11-13 12:33:32,879 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:33:30" (2/3) ... [2024-11-13 12:33:32,880 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e91dda4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 12:33:32, skipping insertion in model container [2024-11-13 12:33:32,880 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:33:32" (3/3) ... [2024-11-13 12:33:32,882 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_67-pthread_cond_wait_unknown_1_neg.i [2024-11-13 12:33:32,899 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 12:33:32,902 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG 13-privatized_67-pthread_cond_wait_unknown_1_neg.i that has 3 procedures, 32 locations, 1 initial locations, 0 loop locations, and 2 error locations. [2024-11-13 12:33:32,902 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-13 12:33:32,967 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-13 12:33:33,028 INFO L107 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 12:33:33,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-13 12:33:33,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:33:33,032 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-11-13 12:33:33,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-11-13 12:33:33,070 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-13 12:33:33,082 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == f2Thread1of1ForFork0 ======== [2024-11-13 12:33:33,093 INFO L333 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, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, 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;@234eb2b3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 12:33:33,093 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 12:33:33,327 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting f2Err0ASSERT_VIOLATIONMEMORY_LEAK === [f2Err0ASSERT_VIOLATIONMEMORY_LEAK] === [2024-11-13 12:33:33,331 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:33:33,332 INFO L85 PathProgramCache]: Analyzing trace with hash 1881130036, now seen corresponding path program 1 times [2024-11-13 12:33:33,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 12:33:33,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [854294446] [2024-11-13 12:33:33,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:33:33,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:33:33,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:33:33,359 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:33:33,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-13 12:33:33,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 12:33:33,996 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 12:33:34,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 12:33:34,120 INFO L130 FreeRefinementEngine]: Strategy FOX found a feasible trace [2024-11-13 12:33:34,122 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-13 12:33:34,123 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location f2Err0ASSERT_VIOLATIONMEMORY_LEAK (0 of 1 remaining) [2024-11-13 12:33:34,150 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-13 12:33:34,330 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:33:34,336 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-13 12:33:34,340 INFO L320 ceAbstractionStarter]: Result for error location f2Thread1of1ForFork0 was UNSAFE (1/2) [2024-11-13 12:33:34,384 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-13 12:33:34,385 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 12:33:34,408 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-11-13 12:33:34,409 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 12:33:34 BasicIcfg [2024-11-13 12:33:34,409 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 12:33:34,410 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 12:33:34,410 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 12:33:34,411 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 12:33:34,411 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:33:32" (3/4) ... [2024-11-13 12:33:34,414 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 12:33:34,415 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 12:33:34,416 INFO L158 Benchmark]: Toolchain (without parser) took 4749.10ms. Allocated memory was 92.3MB in the beginning and 176.2MB in the end (delta: 83.9MB). Free memory was 67.9MB in the beginning and 75.4MB in the end (delta: -7.5MB). Peak memory consumption was 79.2MB. Max. memory is 16.1GB. [2024-11-13 12:33:34,417 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 83.9MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 12:33:34,418 INFO L158 Benchmark]: CACSL2BoogieTranslator took 909.93ms. Allocated memory is still 92.3MB. Free memory was 67.8MB in the beginning and 53.5MB in the end (delta: 14.3MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. [2024-11-13 12:33:34,419 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.20ms. Allocated memory is still 92.3MB. Free memory was 53.5MB in the beginning and 50.0MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 12:33:34,419 INFO L158 Benchmark]: Boogie Preprocessor took 54.40ms. Allocated memory is still 92.3MB. Free memory was 50.0MB in the beginning and 46.5MB in the end (delta: 3.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 12:33:34,420 INFO L158 Benchmark]: RCFGBuilder took 2137.57ms. Allocated memory was 92.3MB in the beginning and 176.2MB in the end (delta: 83.9MB). Free memory was 46.5MB in the beginning and 121.4MB in the end (delta: -74.9MB). Peak memory consumption was 53.3MB. Max. memory is 16.1GB. [2024-11-13 12:33:34,421 INFO L158 Benchmark]: TraceAbstraction took 1540.71ms. Allocated memory is still 176.2MB. Free memory was 120.3MB in the beginning and 75.5MB in the end (delta: 44.8MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. [2024-11-13 12:33:34,421 INFO L158 Benchmark]: Witness Printer took 4.87ms. Allocated memory is still 176.2MB. Free memory was 75.5MB in the beginning and 75.4MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 12:33:34,425 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 83.9MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 909.93ms. Allocated memory is still 92.3MB. Free memory was 67.8MB in the beginning and 53.5MB in the end (delta: 14.3MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.20ms. Allocated memory is still 92.3MB. Free memory was 53.5MB in the beginning and 50.0MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 54.40ms. Allocated memory is still 92.3MB. Free memory was 50.0MB in the beginning and 46.5MB in the end (delta: 3.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2137.57ms. Allocated memory was 92.3MB in the beginning and 176.2MB in the end (delta: 83.9MB). Free memory was 46.5MB in the beginning and 121.4MB in the end (delta: -74.9MB). Peak memory consumption was 53.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1540.71ms. Allocated memory is still 176.2MB. Free memory was 120.3MB in the beginning and 75.5MB in the end (delta: 44.8MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. * Witness Printer took 4.87ms. Allocated memory is still 176.2MB. Free memory was 75.5MB in the beginning and 75.4MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: IndependenceRelationWithAbstraction.Independence Queries: [ total: 243, independent: 240, independent conditional: 25, independent unconditional: 215, dependent: 3, dependent conditional: 1, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 243, independent: 240, independent conditional: 25, independent unconditional: 215, dependent: 3, dependent conditional: 1, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 242, independent: 240, independent conditional: 25, independent unconditional: 215, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 242, independent: 240, independent conditional: 25, independent unconditional: 215, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 242, independent: 240, independent conditional: 25, independent unconditional: 215, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 242, independent: 240, independent conditional: 0, independent unconditional: 240, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 242, independent: 240, independent conditional: 0, independent unconditional: 240, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 217, independent: 215, independent conditional: 0, independent unconditional: 215, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 217, independent: 215, independent conditional: 0, independent unconditional: 215, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 2, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 2, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 57, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 57, dependent conditional: 0, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 242, independent: 25, independent conditional: 0, independent unconditional: 25, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 217, unknown conditional: 0, unknown unconditional: 217] , Statistics on independence cache: Total cache size (in pairs): 217, Positive cache size: 215, Positive conditional cache size: 0, Positive unconditional cache size: 215, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 25, Maximal queried relation: 0, Independence queries for same thread: 1, Statistics for Abstraction: , Persistent sets #1 benchmarks: Persistent set computation time: 0.2s, Number of persistent set computation: 10, Number of trivial persistent sets: 2, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 217, independent: 215, independent conditional: 0, independent unconditional: 215, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 243, independent: 240, independent conditional: 25, independent unconditional: 215, dependent: 3, dependent conditional: 1, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 243, independent: 240, independent conditional: 25, independent unconditional: 215, dependent: 3, dependent conditional: 1, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 242, independent: 240, independent conditional: 25, independent unconditional: 215, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 242, independent: 240, independent conditional: 25, independent unconditional: 215, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 242, independent: 240, independent conditional: 25, independent unconditional: 215, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 242, independent: 240, independent conditional: 0, independent unconditional: 240, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 242, independent: 240, independent conditional: 0, independent unconditional: 240, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 217, independent: 215, independent conditional: 0, independent unconditional: 215, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 217, independent: 215, independent conditional: 0, independent unconditional: 215, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 2, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 2, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 57, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 57, dependent conditional: 0, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 242, independent: 25, independent conditional: 0, independent unconditional: 25, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 217, unknown conditional: 0, unknown unconditional: 217] , Statistics on independence cache: Total cache size (in pairs): 217, Positive cache size: 215, Positive conditional cache size: 0, Positive unconditional cache size: 215, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 25, Maximal queried relation: 0, Independence queries for same thread: 1, Statistics for Abstraction: - UnprovableResult [Line: 18]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 18. Possible FailurePath: [L1351] 0 int g; [L1352] 0 pthread_mutex_t mut = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; [L1353] 0 pthread_cond_t cond = { { {0}, {0}, {0, 0}, {0, 0}, 0, 0, {0, 0} } }; [L1373] 0 pthread_t t1; [L1374] 0 pthread_t t2; [L1375] FCALL, FORK 0 pthread_create(&t1,((void *)0),f1,((void *)0)) VAL [\old(argc)=0, \old(argv)={0:0}, \old(ptr)={0:0}, argc=0, g=0, mut={3:0}, t1=-1] [L1377] FCALL, FORK 0 pthread_create(&t2,((void *)0),f2,((void *)0)) VAL [\old(argc)=0, \old(argv)={0:0}, \old(ptr)={0:0}, argc=0, g=0, mut={3:0}, t1=-1, t2=0] [L1365] CALL 2 __VERIFIER_assert(!(g == 0)) [L19] COND TRUE 2 !(cond) [L19] CALL 2 reach_error() [L18] COND FALSE 2 !(0) VAL [\old(ptr)={0:0}, g=0, mut={3:0}] [L18] 2 __assert_fail ("0", "13-privatized_67-pthread_cond_wait_unknown_1_neg.c", 3, __extension__ __PRETTY_FUNCTION__) VAL [\old(ptr)={0:0}, g=0, mut={3:0}] - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: f2Thread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 55 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 10 NumberOfCodeBlocks, 10 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 12:33:34,464 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f6e4af0-f8df-4d89-968c-208da49b5a8a/bin/ugemcutter-verify-yV71Fz5F0F/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample