./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 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca/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_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca --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-6497de0 [2024-11-23 11:26:59,980 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 11:27:00,061 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Default.epf [2024-11-23 11:27:00,066 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 11:27:00,066 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 11:27:00,092 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 11:27:00,093 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 11:27:00,093 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 11:27:00,093 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 11:27:00,093 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 11:27:00,094 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 11:27:00,094 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 11:27:00,094 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 11:27:00,094 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 11:27:00,094 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-23 11:27:00,094 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 11:27:00,094 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-23 11:27:00,094 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 11:27:00,095 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-23 11:27:00,095 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-23 11:27:00,095 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-23 11:27:00,095 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 11:27:00,095 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-23 11:27:00,095 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-23 11:27:00,095 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-23 11:27:00,095 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 11:27:00,097 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 11:27:00,097 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 11:27:00,098 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 11:27:00,098 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 11:27:00,098 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 11:27:00,098 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-23 11:27:00,098 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 11:27:00,099 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 11:27:00,099 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 11:27:00,099 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-23 11:27:00,099 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 11:27:00,099 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2024-11-23 11:27:00,099 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-23 11:27:00,099 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-23 11:27:00,099 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-23 11:27:00,100 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_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca 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 [2024-11-23 11:27:00,444 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 11:27:00,456 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 11:27:00,458 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 11:27:00,463 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 11:27:00,463 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 11:27:00,465 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca/../../sv-benchmarks/c/goblint-regression/13-privatized_67-pthread_cond_wait_unknown_1_neg.i [2024-11-23 11:27:03,586 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca/data/acdf6b49b/079f4031a72f4c57b466fd050864b1c5/FLAG55c8392e3 [2024-11-23 11:27:03,961 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 11:27:03,962 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/sv-benchmarks/c/goblint-regression/13-privatized_67-pthread_cond_wait_unknown_1_neg.i [2024-11-23 11:27:03,989 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca/data/acdf6b49b/079f4031a72f4c57b466fd050864b1c5/FLAG55c8392e3 [2024-11-23 11:27:04,145 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca/data/acdf6b49b/079f4031a72f4c57b466fd050864b1c5 [2024-11-23 11:27:04,147 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 11:27:04,149 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 11:27:04,150 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 11:27:04,150 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 11:27:04,155 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 11:27:04,156 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:27:04" (1/1) ... [2024-11-23 11:27:04,157 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17d65f7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:04, skipping insertion in model container [2024-11-23 11:27:04,157 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:27:04" (1/1) ... [2024-11-23 11:27:04,203 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 11:27:04,712 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 11:27:04,737 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 11:27:04,799 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 11:27:04,895 INFO L204 MainTranslator]: Completed translation [2024-11-23 11:27:04,895 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:04 WrapperNode [2024-11-23 11:27:04,896 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 11:27:04,897 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 11:27:04,897 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 11:27:04,897 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 11:27:04,905 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:04" (1/1) ... [2024-11-23 11:27:04,922 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:04" (1/1) ... [2024-11-23 11:27:04,953 INFO L138 Inliner]: procedures = 354, calls = 22, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 160 [2024-11-23 11:27:04,954 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 11:27:04,954 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 11:27:04,954 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 11:27:04,954 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 11:27:04,962 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:04" (1/1) ... [2024-11-23 11:27:04,962 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:04" (1/1) ... [2024-11-23 11:27:04,967 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:04" (1/1) ... [2024-11-23 11:27:04,967 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:04" (1/1) ... [2024-11-23 11:27:04,979 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:04" (1/1) ... [2024-11-23 11:27:04,981 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:04" (1/1) ... [2024-11-23 11:27:04,983 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:04" (1/1) ... [2024-11-23 11:27:04,987 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:04" (1/1) ... [2024-11-23 11:27:04,989 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:04" (1/1) ... [2024-11-23 11:27:04,994 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 11:27:04,995 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 11:27:04,995 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 11:27:04,995 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 11:27:04,996 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:04" (1/1) ... [2024-11-23 11:27:05,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-23 11:27:05,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca/z3 [2024-11-23 11:27:05,040 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-23 11:27:05,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-23 11:27:05,074 INFO L130 BoogieDeclarations]: Found specification of procedure f1 [2024-11-23 11:27:05,074 INFO L138 BoogieDeclarations]: Found implementation of procedure f1 [2024-11-23 11:27:05,075 INFO L130 BoogieDeclarations]: Found specification of procedure f2 [2024-11-23 11:27:05,075 INFO L138 BoogieDeclarations]: Found implementation of procedure f2 [2024-11-23 11:27:05,075 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-23 11:27:05,075 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-23 11:27:05,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 11:27:05,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-23 11:27:05,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 11:27:05,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 11:27:05,077 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-23 11:27:05,465 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 11:27:05,467 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 11:27:05,774 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-23 11:27:05,775 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 11:27:06,716 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 11:27:06,718 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-23 11:27:06,719 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:27:06 BoogieIcfgContainer [2024-11-23 11:27:06,719 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 11:27:06,724 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 11:27:06,724 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 11:27:06,730 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 11:27:06,730 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 11:27:04" (1/3) ... [2024-11-23 11:27:06,732 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60cc9571 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:27:06, skipping insertion in model container [2024-11-23 11:27:06,733 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:04" (2/3) ... [2024-11-23 11:27:06,733 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60cc9571 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:27:06, skipping insertion in model container [2024-11-23 11:27:06,734 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:27:06" (3/3) ... [2024-11-23 11:27:06,736 INFO L128 eAbstractionObserver]: Analyzing ICFG 13-privatized_67-pthread_cond_wait_unknown_1_neg.i [2024-11-23 11:27:06,756 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 11:27:06,759 INFO L151 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. [2024-11-23 11:27:06,760 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-23 11:27:06,830 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-23 11:27:06,897 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 11:27:06,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-23 11:27:06,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca/z3 [2024-11-23 11:27:06,902 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-11-23 11:27:06,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-11-23 11:27:07,061 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-23 11:27:07,075 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == f2Thread1of1ForFork1 ======== [2024-11-23 11:27:07,090 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;@2c08ccb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 11:27:07,090 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 11:27:07,282 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting f2Err0ASSERT_VIOLATIONMEMORY_LEAK === [f2Err0ASSERT_VIOLATIONMEMORY_LEAK] === [2024-11-23 11:27:07,287 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 11:27:07,288 INFO L85 PathProgramCache]: Analyzing trace with hash -1552576460, now seen corresponding path program 1 times [2024-11-23 11:27:07,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 11:27:07,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [581903487] [2024-11-23 11:27:07,297 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 11:27:07,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 11:27:07,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 11:27:07,898 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 11:27:07,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 11:27:08,007 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-23 11:27:08,009 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-23 11:27:08,010 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location f2Err0ASSERT_VIOLATIONMEMORY_LEAK (0 of 1 remaining) [2024-11-23 11:27:08,012 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-23 11:27:08,018 INFO L422 BasicCegarLoop]: Path program histogram: [1] [2024-11-23 11:27:08,023 INFO L319 ceAbstractionStarter]: Result for error location f2Thread1of1ForFork1 was UNSAFE (1/2) [2024-11-23 11:27:08,062 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-23 11:27:08,063 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-23 11:27:08,078 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-11-23 11:27:08,079 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 11:27:08 BasicIcfg [2024-11-23 11:27:08,079 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-23 11:27:08,081 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-23 11:27:08,081 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-23 11:27:08,081 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-23 11:27:08,082 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:27:06" (3/4) ... [2024-11-23 11:27:08,085 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-23 11:27:08,086 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-23 11:27:08,090 INFO L158 Benchmark]: Toolchain (without parser) took 3938.96ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 91.1MB in the beginning and 271.1MB in the end (delta: -180.0MB). Peak memory consumption was 52.6MB. Max. memory is 16.1GB. [2024-11-23 11:27:08,091 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 167.8MB. Free memory is still 103.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 11:27:08,091 INFO L158 Benchmark]: CACSL2BoogieTranslator took 745.96ms. Allocated memory is still 117.4MB. Free memory was 90.8MB in the beginning and 53.0MB in the end (delta: 37.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-23 11:27:08,091 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.98ms. Allocated memory is still 117.4MB. Free memory was 53.0MB in the beginning and 50.1MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 11:27:08,092 INFO L158 Benchmark]: Boogie Preprocessor took 39.64ms. Allocated memory is still 117.4MB. Free memory was 50.1MB in the beginning and 47.6MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 11:27:08,092 INFO L158 Benchmark]: RCFGBuilder took 1724.36ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 47.6MB in the beginning and 216.3MB in the end (delta: -168.8MB). Peak memory consumption was 72.3MB. Max. memory is 16.1GB. [2024-11-23 11:27:08,092 INFO L158 Benchmark]: TraceAbstraction took 1355.06ms. Allocated memory is still 352.3MB. Free memory was 216.3MB in the beginning and 271.1MB in the end (delta: -54.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 11:27:08,092 INFO L158 Benchmark]: Witness Printer took 5.96ms. Allocated memory is still 352.3MB. Free memory was 271.1MB in the beginning and 271.1MB in the end (delta: 44.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 11:27:08,096 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 167.8MB. Free memory is still 103.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 745.96ms. Allocated memory is still 117.4MB. Free memory was 90.8MB in the beginning and 53.0MB in the end (delta: 37.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.98ms. Allocated memory is still 117.4MB. Free memory was 53.0MB in the beginning and 50.1MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 39.64ms. Allocated memory is still 117.4MB. Free memory was 50.1MB in the beginning and 47.6MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1724.36ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 47.6MB in the beginning and 216.3MB in the end (delta: -168.8MB). Peak memory consumption was 72.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1355.06ms. Allocated memory is still 352.3MB. Free memory was 216.3MB in the beginning and 271.1MB in the end (delta: -54.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.96ms. Allocated memory is still 352.3MB. Free memory was 271.1MB in the beginning and 271.1MB in the end (delta: 44.8kB). 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: 239, independent conditional: 24, 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: 243, independent: 239, independent conditional: 24, 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: 241, independent: 239, independent conditional: 24, 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: 241, independent: 239, independent conditional: 24, 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: 241, independent: 239, independent conditional: 24, 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: 241, independent: 239, independent conditional: 0, independent unconditional: 239, 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: 241, independent: 239, independent conditional: 0, independent unconditional: 239, 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: 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: 30, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 30, dependent conditional: 0, dependent unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 241, independent: 24, independent conditional: 0, independent unconditional: 24, 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: 24, 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: 243, independent: 239, independent conditional: 24, 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: 243, independent: 239, independent conditional: 24, 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: 241, independent: 239, independent conditional: 24, 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: 241, independent: 239, independent conditional: 24, 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: 241, independent: 239, independent conditional: 24, 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: 241, independent: 239, independent conditional: 0, independent unconditional: 239, 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: 241, independent: 239, independent conditional: 0, independent unconditional: 239, 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: 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: 30, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 30, dependent conditional: 0, dependent unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 241, independent: 24, independent conditional: 0, independent unconditional: 24, 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: 24, 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)={1182:1184}, \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)={1182:1184}, \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: f2Thread1of1ForFork1 with 1 thread instances CFG has 5 procedures, 55 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, 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, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-23 11:27:08,120 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca/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_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca/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_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca --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-6497de0 [2024-11-23 11:27:10,936 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 11:27:11,057 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Bitvector.epf [2024-11-23 11:27:11,063 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 11:27:11,063 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 11:27:11,090 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 11:27:11,091 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 11:27:11,091 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 11:27:11,092 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 11:27:11,092 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 11:27:11,092 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 11:27:11,093 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 11:27:11,093 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 11:27:11,093 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 11:27:11,093 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-23 11:27:11,093 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 11:27:11,094 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-23 11:27:11,094 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 11:27:11,094 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-23 11:27:11,094 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-23 11:27:11,094 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-23 11:27:11,094 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 11:27:11,095 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-23 11:27:11,095 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-23 11:27:11,095 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-23 11:27:11,095 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-23 11:27:11,095 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-23 11:27:11,095 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 11:27:11,095 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 11:27:11,096 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 11:27:11,096 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 11:27:11,096 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 11:27:11,096 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 11:27:11,096 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-23 11:27:11,097 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 11:27:11,097 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 11:27:11,097 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-23 11:27:11,097 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-23 11:27:11,097 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 11:27:11,097 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2024-11-23 11:27:11,097 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-23 11:27:11,098 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-23 11:27:11,098 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-23 11:27:11,098 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_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca 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 [2024-11-23 11:27:11,474 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 11:27:11,499 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 11:27:11,505 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 11:27:11,507 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 11:27:11,511 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 11:27:11,512 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca/../../sv-benchmarks/c/goblint-regression/13-privatized_67-pthread_cond_wait_unknown_1_neg.i [2024-11-23 11:27:14,584 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca/data/30fa1a4c7/b860eb3f3daf4832a261f2814f97d314/FLAG918f361ad [2024-11-23 11:27:14,993 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 11:27:14,995 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/sv-benchmarks/c/goblint-regression/13-privatized_67-pthread_cond_wait_unknown_1_neg.i [2024-11-23 11:27:15,024 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca/data/30fa1a4c7/b860eb3f3daf4832a261f2814f97d314/FLAG918f361ad [2024-11-23 11:27:15,046 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca/data/30fa1a4c7/b860eb3f3daf4832a261f2814f97d314 [2024-11-23 11:27:15,048 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 11:27:15,050 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 11:27:15,053 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 11:27:15,053 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 11:27:15,058 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 11:27:15,059 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:27:15" (1/1) ... [2024-11-23 11:27:15,061 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@aad6a93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:15, skipping insertion in model container [2024-11-23 11:27:15,062 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:27:15" (1/1) ... [2024-11-23 11:27:15,123 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 11:27:15,760 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 11:27:15,798 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 11:27:15,897 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 11:27:16,028 INFO L204 MainTranslator]: Completed translation [2024-11-23 11:27:16,029 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:16 WrapperNode [2024-11-23 11:27:16,030 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 11:27:16,031 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 11:27:16,033 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 11:27:16,033 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 11:27:16,042 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:16" (1/1) ... [2024-11-23 11:27:16,085 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:16" (1/1) ... [2024-11-23 11:27:16,130 INFO L138 Inliner]: procedures = 358, calls = 22, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 161 [2024-11-23 11:27:16,132 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 11:27:16,133 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 11:27:16,133 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 11:27:16,133 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 11:27:16,142 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:16" (1/1) ... [2024-11-23 11:27:16,142 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:16" (1/1) ... [2024-11-23 11:27:16,150 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:16" (1/1) ... [2024-11-23 11:27:16,154 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:16" (1/1) ... [2024-11-23 11:27:16,181 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:16" (1/1) ... [2024-11-23 11:27:16,183 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:16" (1/1) ... [2024-11-23 11:27:16,189 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:16" (1/1) ... [2024-11-23 11:27:16,218 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:16" (1/1) ... [2024-11-23 11:27:16,226 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:16" (1/1) ... [2024-11-23 11:27:16,235 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 11:27:16,236 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 11:27:16,236 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 11:27:16,236 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 11:27:16,238 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:16" (1/1) ... [2024-11-23 11:27:16,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-23 11:27:16,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca/z3 [2024-11-23 11:27:16,288 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-23 11:27:16,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-23 11:27:16,324 INFO L130 BoogieDeclarations]: Found specification of procedure f1 [2024-11-23 11:27:16,324 INFO L138 BoogieDeclarations]: Found implementation of procedure f1 [2024-11-23 11:27:16,325 INFO L130 BoogieDeclarations]: Found specification of procedure f2 [2024-11-23 11:27:16,325 INFO L138 BoogieDeclarations]: Found implementation of procedure f2 [2024-11-23 11:27:16,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-23 11:27:16,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-23 11:27:16,325 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-23 11:27:16,325 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-23 11:27:16,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 11:27:16,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 11:27:16,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 11:27:16,327 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-23 11:27:16,689 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 11:27:16,693 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 11:27:17,039 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-23 11:27:17,040 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 11:27:18,071 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 11:27:18,072 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-23 11:27:18,072 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:27:18 BoogieIcfgContainer [2024-11-23 11:27:18,073 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 11:27:18,076 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 11:27:18,076 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 11:27:18,082 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 11:27:18,083 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 11:27:15" (1/3) ... [2024-11-23 11:27:18,084 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@aa9b1bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:27:18, skipping insertion in model container [2024-11-23 11:27:18,084 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:16" (2/3) ... [2024-11-23 11:27:18,085 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@aa9b1bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:27:18, skipping insertion in model container [2024-11-23 11:27:18,085 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:27:18" (3/3) ... [2024-11-23 11:27:18,087 INFO L128 eAbstractionObserver]: Analyzing ICFG 13-privatized_67-pthread_cond_wait_unknown_1_neg.i [2024-11-23 11:27:18,105 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 11:27:18,108 INFO L151 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. [2024-11-23 11:27:18,109 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-23 11:27:18,176 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-23 11:27:18,240 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 11:27:18,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-23 11:27:18,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca/z3 [2024-11-23 11:27:18,245 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-11-23 11:27:18,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-11-23 11:27:18,388 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-23 11:27:18,400 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == f2Thread1of1ForFork1 ======== [2024-11-23 11:27:18,408 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;@4c948c6b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 11:27:18,409 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 11:27:18,586 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting f2Err0ASSERT_VIOLATIONMEMORY_LEAK === [f2Err0ASSERT_VIOLATIONMEMORY_LEAK] === [2024-11-23 11:27:18,592 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 11:27:18,593 INFO L85 PathProgramCache]: Analyzing trace with hash -240717452, now seen corresponding path program 1 times [2024-11-23 11:27:18,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 11:27:18,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1195621431] [2024-11-23 11:27:18,609 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 11:27:18,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 11:27:18,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca/z3 [2024-11-23 11:27:18,619 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 11:27:18,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-23 11:27:19,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 11:27:19,185 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 11:27:19,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 11:27:19,268 INFO L130 FreeRefinementEngine]: Strategy FOX found a feasible trace [2024-11-23 11:27:19,270 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-23 11:27:19,272 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location f2Err0ASSERT_VIOLATIONMEMORY_LEAK (0 of 1 remaining) [2024-11-23 11:27:19,289 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-23 11:27:19,474 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 11:27:19,481 INFO L422 BasicCegarLoop]: Path program histogram: [1] [2024-11-23 11:27:19,485 INFO L319 ceAbstractionStarter]: Result for error location f2Thread1of1ForFork1 was UNSAFE (1/2) [2024-11-23 11:27:19,523 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-23 11:27:19,524 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-23 11:27:19,537 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-11-23 11:27:19,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 11:27:19 BasicIcfg [2024-11-23 11:27:19,538 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-23 11:27:19,538 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-23 11:27:19,538 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-23 11:27:19,539 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-23 11:27:19,540 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:27:18" (3/4) ... [2024-11-23 11:27:19,543 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-23 11:27:19,543 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-23 11:27:19,547 INFO L158 Benchmark]: Toolchain (without parser) took 4495.42ms. Allocated memory was 109.1MB in the beginning and 159.4MB in the end (delta: 50.3MB). Free memory was 83.2MB in the beginning and 63.8MB in the end (delta: 19.4MB). Peak memory consumption was 69.8MB. Max. memory is 16.1GB. [2024-11-23 11:27:19,548 INFO L158 Benchmark]: CDTParser took 2.00ms. Allocated memory is still 83.9MB. Free memory was 64.1MB in the beginning and 64.1MB in the end (delta: 34.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 11:27:19,548 INFO L158 Benchmark]: CACSL2BoogieTranslator took 978.26ms. Allocated memory is still 109.1MB. Free memory was 82.9MB in the beginning and 43.3MB in the end (delta: 39.7MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-23 11:27:19,549 INFO L158 Benchmark]: Boogie Procedure Inliner took 100.82ms. Allocated memory is still 109.1MB. Free memory was 43.3MB in the beginning and 40.2MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 11:27:19,549 INFO L158 Benchmark]: Boogie Preprocessor took 102.67ms. Allocated memory is still 109.1MB. Free memory was 40.2MB in the beginning and 82.6MB in the end (delta: -42.4MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2024-11-23 11:27:19,550 INFO L158 Benchmark]: RCFGBuilder took 1836.92ms. Allocated memory was 109.1MB in the beginning and 159.4MB in the end (delta: 50.3MB). Free memory was 82.0MB in the beginning and 107.0MB in the end (delta: -25.1MB). Peak memory consumption was 62.2MB. Max. memory is 16.1GB. [2024-11-23 11:27:19,551 INFO L158 Benchmark]: TraceAbstraction took 1461.90ms. Allocated memory is still 159.4MB. Free memory was 107.0MB in the beginning and 63.8MB in the end (delta: 43.3MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. [2024-11-23 11:27:19,552 INFO L158 Benchmark]: Witness Printer took 5.66ms. Allocated memory is still 159.4MB. Free memory was 63.8MB in the beginning and 63.8MB in the end (delta: 11.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 11:27:19,555 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.00ms. Allocated memory is still 83.9MB. Free memory was 64.1MB in the beginning and 64.1MB in the end (delta: 34.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 978.26ms. Allocated memory is still 109.1MB. Free memory was 82.9MB in the beginning and 43.3MB in the end (delta: 39.7MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 100.82ms. Allocated memory is still 109.1MB. Free memory was 43.3MB in the beginning and 40.2MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 102.67ms. Allocated memory is still 109.1MB. Free memory was 40.2MB in the beginning and 82.6MB in the end (delta: -42.4MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1836.92ms. Allocated memory was 109.1MB in the beginning and 159.4MB in the end (delta: 50.3MB). Free memory was 82.0MB in the beginning and 107.0MB in the end (delta: -25.1MB). Peak memory consumption was 62.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1461.90ms. Allocated memory is still 159.4MB. Free memory was 107.0MB in the beginning and 63.8MB in the end (delta: 43.3MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. * Witness Printer took 5.66ms. Allocated memory is still 159.4MB. Free memory was 63.8MB in the beginning and 63.8MB in the end (delta: 11.5kB). 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: 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: 33, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 33, dependent conditional: 0, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 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: 0.1s, 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: 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: 33, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 33, dependent conditional: 0, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 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)=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: f2Thread1of1ForFork1 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, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-23 11:27:19,580 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcf1149f-5a69-4a10-95b9-0e3dd07618bc/bin/ugemcutter-verify-Z6otQMs9Ca/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