./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 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am/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_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am --witnessprinter.witness.filename witness.graphml --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 --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 06:46:55,928 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 06:46:55,930 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 06:46:55,960 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 06:46:55,960 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 06:46:55,964 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 06:46:55,967 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 06:46:55,970 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 06:46:55,972 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 06:46:55,978 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 06:46:55,980 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 06:46:55,982 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 06:46:55,982 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 06:46:55,987 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 06:46:55,990 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 06:46:55,992 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 06:46:55,993 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 06:46:55,994 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 06:46:55,996 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 06:46:56,003 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 06:46:56,004 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 06:46:56,006 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 06:46:56,008 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 06:46:56,009 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 06:46:56,019 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 06:46:56,019 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 06:46:56,019 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 06:46:56,021 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 06:46:56,022 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 06:46:56,023 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 06:46:56,024 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 06:46:56,024 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 06:46:56,026 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 06:46:56,028 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 06:46:56,030 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 06:46:56,030 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 06:46:56,031 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 06:46:56,031 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 06:46:56,031 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 06:46:56,032 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 06:46:56,033 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 06:46:56,034 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Default.epf [2022-11-23 06:46:56,073 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 06:46:56,077 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 06:46:56,078 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 06:46:56,078 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 06:46:56,079 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 06:46:56,079 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 06:46:56,080 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 06:46:56,080 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 06:46:56,081 INFO L138 SettingsManager]: * Use SBE=true [2022-11-23 06:46:56,081 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 06:46:56,082 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 06:46:56,082 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 06:46:56,082 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 06:46:56,083 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 06:46:56,083 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 06:46:56,083 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-23 06:46:56,083 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-23 06:46:56,084 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-23 06:46:56,084 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 06:46:56,084 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 06:46:56,084 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 06:46:56,084 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 06:46:56,085 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 06:46:56,085 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 06:46:56,085 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 06:46:56,085 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 06:46:56,086 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 06:46:56,086 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 06:46:56,087 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-23 06:46:56,087 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 06:46:56,087 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-23 06:46:56,087 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-11-23 06:46:56,088 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-23 06:46:56,088 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-23 06:46:56,088 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-23 06:46:56,088 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 78eedbb170ccb94e306b53f35c5dd71f86d003c1abe4d157fc2c720e38b8df88 [2022-11-23 06:46:56,395 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 06:46:56,418 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 06:46:56,421 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 06:46:56,422 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 06:46:56,422 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 06:46:56,424 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am/../../sv-benchmarks/c/goblint-regression/13-privatized_67-pthread_cond_wait_unknown_1_neg.i [2022-11-23 06:46:59,587 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 06:46:59,931 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 06:46:59,932 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/sv-benchmarks/c/goblint-regression/13-privatized_67-pthread_cond_wait_unknown_1_neg.i [2022-11-23 06:46:59,946 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am/data/563b202b4/6ab23c8d0f0e4d97a830900c06a4c5b5/FLAG95f1aa08a [2022-11-23 06:46:59,962 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am/data/563b202b4/6ab23c8d0f0e4d97a830900c06a4c5b5 [2022-11-23 06:46:59,965 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 06:46:59,966 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 06:46:59,968 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 06:46:59,968 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 06:46:59,972 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 06:46:59,973 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:46:59" (1/1) ... [2022-11-23 06:46:59,974 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71f376ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:46:59, skipping insertion in model container [2022-11-23 06:46:59,974 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:46:59" (1/1) ... [2022-11-23 06:46:59,982 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 06:47:00,028 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 06:47:00,211 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/sv-benchmarks/c/goblint-regression/13-privatized_67-pthread_cond_wait_unknown_1_neg.i[1103,1116] [2022-11-23 06:47:00,588 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 06:47:00,602 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 06:47:00,615 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/sv-benchmarks/c/goblint-regression/13-privatized_67-pthread_cond_wait_unknown_1_neg.i[1103,1116] [2022-11-23 06:47:00,650 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 06:47:00,733 INFO L208 MainTranslator]: Completed translation [2022-11-23 06:47:00,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:00 WrapperNode [2022-11-23 06:47:00,734 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 06:47:00,735 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 06:47:00,735 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 06:47:00,735 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 06:47:00,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:00" (1/1) ... [2022-11-23 06:47:00,764 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:00" (1/1) ... [2022-11-23 06:47:00,804 INFO L138 Inliner]: procedures = 354, calls = 38, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 74 [2022-11-23 06:47:00,804 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 06:47:00,805 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 06:47:00,805 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 06:47:00,806 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 06:47:00,815 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:00" (1/1) ... [2022-11-23 06:47:00,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:00" (1/1) ... [2022-11-23 06:47:00,820 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:00" (1/1) ... [2022-11-23 06:47:00,821 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:00" (1/1) ... [2022-11-23 06:47:00,831 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:00" (1/1) ... [2022-11-23 06:47:00,833 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:00" (1/1) ... [2022-11-23 06:47:00,837 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:00" (1/1) ... [2022-11-23 06:47:00,839 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:00" (1/1) ... [2022-11-23 06:47:00,846 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 06:47:00,847 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 06:47:00,847 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 06:47:00,847 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 06:47:00,848 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:00" (1/1) ... [2022-11-23 06:47:00,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 06:47:00,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:47:00,880 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 06:47:00,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 06:47:00,937 INFO L130 BoogieDeclarations]: Found specification of procedure sleep [2022-11-23 06:47:00,937 INFO L130 BoogieDeclarations]: Found specification of procedure f1 [2022-11-23 06:47:00,938 INFO L138 BoogieDeclarations]: Found implementation of procedure f1 [2022-11-23 06:47:00,938 INFO L130 BoogieDeclarations]: Found specification of procedure f2 [2022-11-23 06:47:00,938 INFO L138 BoogieDeclarations]: Found implementation of procedure f2 [2022-11-23 06:47:00,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 06:47:00,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 06:47:00,939 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 06:47:00,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 06:47:00,945 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-23 06:47:00,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 06:47:00,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 06:47:00,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 06:47:00,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 06:47:00,947 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-23 06:47:01,308 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 06:47:01,310 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 06:47:01,540 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 06:47:01,548 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 06:47:01,548 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-23 06:47:01,550 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:47:01 BoogieIcfgContainer [2022-11-23 06:47:01,551 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 06:47:01,554 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 06:47:01,554 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 06:47:01,558 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 06:47:01,558 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 06:46:59" (1/3) ... [2022-11-23 06:47:01,559 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46382bf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:47:01, skipping insertion in model container [2022-11-23 06:47:01,559 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:00" (2/3) ... [2022-11-23 06:47:01,560 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46382bf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:47:01, skipping insertion in model container [2022-11-23 06:47:01,560 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:47:01" (3/3) ... [2022-11-23 06:47:01,561 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_67-pthread_cond_wait_unknown_1_neg.i [2022-11-23 06:47:01,583 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 06:47:01,584 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2022-11-23 06:47:01,584 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-23 06:47:01,665 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-11-23 06:47:01,714 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 06:47:01,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-23 06:47:01,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:47:01,718 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-23 06:47:01,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-11-23 06:47:01,784 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-23 06:47:01,801 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == f2Thread1of1ForFork0 ======== [2022-11-23 06:47:01,822 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, 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;@4547f587, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 06:47:01,823 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-23 06:47:02,079 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting f2Err0ASSERT_VIOLATIONMEMORY_LEAK === [f2Err0ASSERT_VIOLATIONMEMORY_LEAK] === [2022-11-23 06:47:02,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:47:02,086 INFO L85 PathProgramCache]: Analyzing trace with hash 155977195, now seen corresponding path program 1 times [2022-11-23 06:47:02,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:47:02,105 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2105162655] [2022-11-23 06:47:02,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:47:02,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:47:02,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 06:47:02,393 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-23 06:47:02,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 06:47:02,520 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-23 06:47:02,523 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-23 06:47:02,525 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location f2Err0ASSERT_VIOLATIONMEMORY_LEAK (0 of 1 remaining) [2022-11-23 06:47:02,528 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 06:47:02,543 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-23 06:47:02,546 INFO L307 ceAbstractionStarter]: Result for error location f2Thread1of1ForFork0 was UNSAFE (1/2) [2022-11-23 06:47:02,555 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-11-23 06:47:02,556 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-23 06:47:02,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 06:47:02 BasicIcfg [2022-11-23 06:47:02,640 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-23 06:47:02,642 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-23 06:47:02,642 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-23 06:47:02,642 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-23 06:47:02,643 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:47:01" (3/4) ... [2022-11-23 06:47:02,647 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-23 06:47:02,649 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-23 06:47:02,650 INFO L158 Benchmark]: Toolchain (without parser) took 2683.65ms. Allocated memory was 157.3MB in the beginning and 197.1MB in the end (delta: 39.8MB). Free memory was 110.0MB in the beginning and 108.2MB in the end (delta: 1.8MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. [2022-11-23 06:47:02,651 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 157.3MB. Free memory was 100.6MB in the beginning and 100.4MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 06:47:02,651 INFO L158 Benchmark]: CACSL2BoogieTranslator took 766.41ms. Allocated memory is still 157.3MB. Free memory was 110.0MB in the beginning and 71.6MB in the end (delta: 38.3MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2022-11-23 06:47:02,655 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.99ms. Allocated memory is still 157.3MB. Free memory was 71.6MB in the beginning and 68.6MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-23 06:47:02,655 INFO L158 Benchmark]: Boogie Preprocessor took 40.67ms. Allocated memory is still 157.3MB. Free memory was 68.6MB in the beginning and 66.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 06:47:02,656 INFO L158 Benchmark]: RCFGBuilder took 704.43ms. Allocated memory was 157.3MB in the beginning and 197.1MB in the end (delta: 39.8MB). Free memory was 66.5MB in the beginning and 155.2MB in the end (delta: -88.7MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. [2022-11-23 06:47:02,656 INFO L158 Benchmark]: TraceAbstraction took 1086.60ms. Allocated memory is still 197.1MB. Free memory was 154.3MB in the beginning and 108.2MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2022-11-23 06:47:02,657 INFO L158 Benchmark]: Witness Printer took 6.80ms. Allocated memory is still 197.1MB. Free memory is still 108.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 06:47:02,659 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 157.3MB. Free memory was 100.6MB in the beginning and 100.4MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 766.41ms. Allocated memory is still 157.3MB. Free memory was 110.0MB in the beginning and 71.6MB in the end (delta: 38.3MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.99ms. Allocated memory is still 157.3MB. Free memory was 71.6MB in the beginning and 68.6MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.67ms. Allocated memory is still 157.3MB. Free memory was 68.6MB in the beginning and 66.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 704.43ms. Allocated memory was 157.3MB in the beginning and 197.1MB in the end (delta: 39.8MB). Free memory was 66.5MB in the beginning and 155.2MB in the end (delta: -88.7MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1086.60ms. Allocated memory is still 197.1MB. Free memory was 154.3MB in the beginning and 108.2MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * Witness Printer took 6.80ms. Allocated memory is still 197.1MB. Free memory is still 108.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 724, independent: 723, independent conditional: 39, independent unconditional: 684, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 724, independent: 723, independent conditional: 39, independent unconditional: 684, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 724, independent: 723, independent conditional: 39, independent unconditional: 684, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 724, independent: 723, independent conditional: 39, independent unconditional: 684, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 724, independent: 723, independent conditional: 0, independent unconditional: 723, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 724, independent: 723, independent conditional: 0, independent unconditional: 723, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 724, independent: 723, independent conditional: 0, independent unconditional: 723, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 685, independent: 684, independent conditional: 0, independent unconditional: 684, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 685, independent: 684, independent conditional: 0, independent unconditional: 684, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 1, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 724, independent: 39, independent conditional: 0, independent unconditional: 39, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 685, unknown conditional: 0, unknown unconditional: 685] , Statistics on independence cache: Total cache size (in pairs): 685, Positive cache size: 684, Positive conditional cache size: 0, Positive unconditional cache size: 684, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 0, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.2s, Number of persistent set computation: 57, Number of trivial persistent sets: 40, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 685, independent: 684, independent conditional: 0, independent unconditional: 684, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 724, independent: 723, independent conditional: 39, independent unconditional: 684, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 724, independent: 723, independent conditional: 39, independent unconditional: 684, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 724, independent: 723, independent conditional: 39, independent unconditional: 684, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 724, independent: 723, independent conditional: 39, independent unconditional: 684, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 724, independent: 723, independent conditional: 0, independent unconditional: 723, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 724, independent: 723, independent conditional: 0, independent unconditional: 723, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 724, independent: 723, independent conditional: 0, independent unconditional: 723, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 685, independent: 684, independent conditional: 0, independent unconditional: 684, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 685, independent: 684, independent conditional: 0, independent unconditional: 684, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 1, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 724, independent: 39, independent conditional: 0, independent unconditional: 39, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 685, unknown conditional: 0, unknown unconditional: 685] , Statistics on independence cache: Total cache size (in pairs): 685, Positive cache size: 684, Positive conditional cache size: 0, Positive unconditional cache size: 684, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 0, Statistics for Abstraction: - UnprovableResult [Line: 19]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 19. Possible FailurePath: [L1351] 0 int g; VAL [g=0] [L1352] 0 pthread_mutex_t mut = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; VAL [g=0, mut={3:0}] [L1353] 0 pthread_cond_t cond = { { {0}, {0}, {0, 0}, {0, 0}, 0, 0, {0, 0} } }; VAL [cond={4:0}, g=0, mut={3:0}] [L1373] 0 pthread_t t1; VAL [#in~argv={1151:1152}, argc=1150, argv={1151:1152}, cond={4:0}, g=0, mut={3:0}, t1={6:0}, unknown-#in~argc-unknown=1150] [L1374] 0 pthread_t t2; VAL [#in~argv={1151:1152}, argc=1150, argv={1151:1152}, cond={4:0}, g=0, mut={3:0}, t1={6:0}, t2={5:0}, unknown-#in~argc-unknown=1150] [L1375] FCALL, FORK 0 pthread_create(&t1,((void *)0),f1,((void *)0)) VAL [#in~argv={1151:1152}, #in~ptr={0:0}, argc=1150, argv={1151:1152}, cond={4:0}, g=0, mut={3:0}, pthread_create(&t1,((void *)0),f1,((void *)0))=-1, t1={6:0}, t2={5:0}, unknown-#in~argc-unknown=1150] [L1377] FCALL, FORK 0 pthread_create(&t2,((void *)0),f2,((void *)0)) VAL [#in~argv={1151:1152}, #in~ptr={0:0}, argc=1150, argv={1151:1152}, cond={4:0}, g=0, mut={3:0}, pthread_create(&t2,((void *)0),f2,((void *)0))=0, t1={6:0}, t2={5:0}, unknown-#in~argc-unknown=1150] [L1365] CALL 2 __VERIFIER_assert(!(g == 0)) [L19] COND TRUE 2 !(cond) VAL [#in~ptr={0:0}, cond={4:0}, cond=0, g=0, mut={3:0}, unknown-#in~cond-unknown=0] [L19] 2 reach_error() VAL [#in~ptr={0:0}, cond={4:0}, cond=0, g=0, mut={3:0}, unknown-#in~cond-unknown=0] - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: f2Thread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 138 locations, 13 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.3s, 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, 57 NumberOfCodeBlocks, 57 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 [2022-11-23 06:47:02,681 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2022-11-23 06:47:02,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am/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_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am --witnessprinter.witness.filename witness.graphml --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 --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 06:47:05,536 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 06:47:05,539 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 06:47:05,581 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 06:47:05,582 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 06:47:05,587 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 06:47:05,590 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 06:47:05,596 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 06:47:05,598 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 06:47:05,604 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 06:47:05,606 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 06:47:05,609 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 06:47:05,609 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 06:47:05,612 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 06:47:05,613 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 06:47:05,617 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 06:47:05,618 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 06:47:05,619 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 06:47:05,620 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 06:47:05,622 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 06:47:05,624 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 06:47:05,625 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 06:47:05,626 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 06:47:05,627 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 06:47:05,631 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 06:47:05,631 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 06:47:05,631 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 06:47:05,632 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 06:47:05,633 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 06:47:05,634 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 06:47:05,634 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 06:47:05,635 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 06:47:05,636 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 06:47:05,637 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 06:47:05,659 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 06:47:05,659 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 06:47:05,660 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 06:47:05,660 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 06:47:05,660 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 06:47:05,661 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 06:47:05,662 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 06:47:05,667 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Bitvector.epf [2022-11-23 06:47:05,701 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 06:47:05,703 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 06:47:05,705 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 06:47:05,705 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 06:47:05,706 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 06:47:05,707 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 06:47:05,707 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 06:47:05,708 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 06:47:05,708 INFO L138 SettingsManager]: * Use SBE=true [2022-11-23 06:47:05,708 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 06:47:05,709 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 06:47:05,710 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 06:47:05,710 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 06:47:05,710 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 06:47:05,710 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 06:47:05,711 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-23 06:47:05,711 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-23 06:47:05,711 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-23 06:47:05,711 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 06:47:05,711 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 06:47:05,712 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-23 06:47:05,712 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-23 06:47:05,712 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 06:47:05,712 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 06:47:05,713 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 06:47:05,713 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 06:47:05,713 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 06:47:05,713 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 06:47:05,714 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 06:47:05,714 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 06:47:05,714 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-23 06:47:05,715 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-23 06:47:05,715 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-23 06:47:05,715 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-11-23 06:47:05,715 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-23 06:47:05,716 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-23 06:47:05,716 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-23 06:47:05,716 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 06:47:05,716 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 78eedbb170ccb94e306b53f35c5dd71f86d003c1abe4d157fc2c720e38b8df88 [2022-11-23 06:47:06,131 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 06:47:06,160 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 06:47:06,163 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 06:47:06,165 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 06:47:06,165 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 06:47:06,167 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am/../../sv-benchmarks/c/goblint-regression/13-privatized_67-pthread_cond_wait_unknown_1_neg.i [2022-11-23 06:47:09,187 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 06:47:09,552 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 06:47:09,553 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/sv-benchmarks/c/goblint-regression/13-privatized_67-pthread_cond_wait_unknown_1_neg.i [2022-11-23 06:47:09,572 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am/data/de00be020/b781181a4a5141c4970c423bfd5746a1/FLAGef4255622 [2022-11-23 06:47:09,596 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am/data/de00be020/b781181a4a5141c4970c423bfd5746a1 [2022-11-23 06:47:09,601 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 06:47:09,603 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 06:47:09,608 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 06:47:09,609 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 06:47:09,613 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 06:47:09,615 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:47:09" (1/1) ... [2022-11-23 06:47:09,615 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@242c4f96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:09, skipping insertion in model container [2022-11-23 06:47:09,616 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:47:09" (1/1) ... [2022-11-23 06:47:09,624 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 06:47:09,676 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 06:47:09,884 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/sv-benchmarks/c/goblint-regression/13-privatized_67-pthread_cond_wait_unknown_1_neg.i[1103,1116] [2022-11-23 06:47:10,292 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 06:47:10,316 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 06:47:10,332 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/sv-benchmarks/c/goblint-regression/13-privatized_67-pthread_cond_wait_unknown_1_neg.i[1103,1116] [2022-11-23 06:47:10,410 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 06:47:10,559 INFO L208 MainTranslator]: Completed translation [2022-11-23 06:47:10,561 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:10 WrapperNode [2022-11-23 06:47:10,561 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 06:47:10,563 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 06:47:10,563 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 06:47:10,563 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 06:47:10,571 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:10" (1/1) ... [2022-11-23 06:47:10,619 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:10" (1/1) ... [2022-11-23 06:47:10,661 INFO L138 Inliner]: procedures = 358, calls = 38, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2022-11-23 06:47:10,662 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 06:47:10,664 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 06:47:10,664 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 06:47:10,665 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 06:47:10,675 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:10" (1/1) ... [2022-11-23 06:47:10,675 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:10" (1/1) ... [2022-11-23 06:47:10,688 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:10" (1/1) ... [2022-11-23 06:47:10,689 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:10" (1/1) ... [2022-11-23 06:47:10,703 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:10" (1/1) ... [2022-11-23 06:47:10,720 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:10" (1/1) ... [2022-11-23 06:47:10,725 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:10" (1/1) ... [2022-11-23 06:47:10,740 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:10" (1/1) ... [2022-11-23 06:47:10,745 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 06:47:10,746 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 06:47:10,746 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 06:47:10,746 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 06:47:10,747 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:10" (1/1) ... [2022-11-23 06:47:10,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 06:47:10,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:47:10,790 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 06:47:10,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 06:47:10,843 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-23 06:47:10,843 INFO L130 BoogieDeclarations]: Found specification of procedure sleep [2022-11-23 06:47:10,843 INFO L130 BoogieDeclarations]: Found specification of procedure f1 [2022-11-23 06:47:10,843 INFO L138 BoogieDeclarations]: Found implementation of procedure f1 [2022-11-23 06:47:10,843 INFO L130 BoogieDeclarations]: Found specification of procedure f2 [2022-11-23 06:47:10,843 INFO L138 BoogieDeclarations]: Found implementation of procedure f2 [2022-11-23 06:47:10,844 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 06:47:10,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 06:47:10,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-23 06:47:10,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-23 06:47:10,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-23 06:47:10,844 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-23 06:47:10,844 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 06:47:10,845 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 06:47:10,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 06:47:10,846 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-23 06:47:11,273 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 06:47:11,276 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 06:47:11,598 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 06:47:11,606 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 06:47:11,606 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-23 06:47:11,609 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:47:11 BoogieIcfgContainer [2022-11-23 06:47:11,609 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 06:47:11,611 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 06:47:11,611 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 06:47:11,615 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 06:47:11,615 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 06:47:09" (1/3) ... [2022-11-23 06:47:11,616 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a7bc53f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:47:11, skipping insertion in model container [2022-11-23 06:47:11,616 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:10" (2/3) ... [2022-11-23 06:47:11,617 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a7bc53f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:47:11, skipping insertion in model container [2022-11-23 06:47:11,617 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:47:11" (3/3) ... [2022-11-23 06:47:11,618 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_67-pthread_cond_wait_unknown_1_neg.i [2022-11-23 06:47:11,638 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 06:47:11,638 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2022-11-23 06:47:11,639 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-23 06:47:11,755 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-11-23 06:47:11,820 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 06:47:11,821 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-23 06:47:11,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:47:11,827 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-23 06:47:11,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-11-23 06:47:11,907 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-23 06:47:11,922 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == f2Thread1of1ForFork0 ======== [2022-11-23 06:47:11,929 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, 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;@4601d800, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 06:47:11,929 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-23 06:47:12,277 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting f2Err0ASSERT_VIOLATIONMEMORY_LEAK === [f2Err0ASSERT_VIOLATIONMEMORY_LEAK] === [2022-11-23 06:47:12,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:47:12,282 INFO L85 PathProgramCache]: Analyzing trace with hash -705803745, now seen corresponding path program 1 times [2022-11-23 06:47:12,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-23 06:47:12,302 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [993441123] [2022-11-23 06:47:12,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:47:12,303 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-23 06:47:12,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am/mathsat [2022-11-23 06:47:12,327 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-23 06:47:12,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-23 06:47:12,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 06:47:12,584 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-23 06:47:12,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 06:47:12,732 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2022-11-23 06:47:12,734 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-23 06:47:12,735 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location f2Err0ASSERT_VIOLATIONMEMORY_LEAK (0 of 1 remaining) [2022-11-23 06:47:12,755 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-23 06:47:12,947 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-23 06:47:12,954 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-23 06:47:12,958 INFO L307 ceAbstractionStarter]: Result for error location f2Thread1of1ForFork0 was UNSAFE (1/2) [2022-11-23 06:47:12,966 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-11-23 06:47:12,966 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-23 06:47:13,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 06:47:13 BasicIcfg [2022-11-23 06:47:13,019 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-23 06:47:13,020 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-23 06:47:13,020 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-23 06:47:13,020 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-23 06:47:13,021 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:47:11" (3/4) ... [2022-11-23 06:47:13,024 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-23 06:47:13,024 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-23 06:47:13,025 INFO L158 Benchmark]: Toolchain (without parser) took 3422.09ms. Allocated memory was 79.7MB in the beginning and 100.7MB in the end (delta: 21.0MB). Free memory was 56.2MB in the beginning and 61.8MB in the end (delta: -5.6MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2022-11-23 06:47:13,026 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 62.9MB. Free memory was 41.2MB in the beginning and 41.1MB in the end (delta: 49.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 06:47:13,027 INFO L158 Benchmark]: CACSL2BoogieTranslator took 953.74ms. Allocated memory is still 79.7MB. Free memory was 56.0MB in the beginning and 53.4MB in the end (delta: 2.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-23 06:47:13,028 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.93ms. Allocated memory is still 79.7MB. Free memory was 53.4MB in the beginning and 50.2MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 06:47:13,029 INFO L158 Benchmark]: Boogie Preprocessor took 81.51ms. Allocated memory is still 79.7MB. Free memory was 50.2MB in the beginning and 47.3MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-23 06:47:13,029 INFO L158 Benchmark]: RCFGBuilder took 863.17ms. Allocated memory is still 79.7MB. Free memory was 47.3MB in the beginning and 41.3MB in the end (delta: 6.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-23 06:47:13,030 INFO L158 Benchmark]: TraceAbstraction took 1407.97ms. Allocated memory was 79.7MB in the beginning and 100.7MB in the end (delta: 21.0MB). Free memory was 40.6MB in the beginning and 62.0MB in the end (delta: -21.4MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2022-11-23 06:47:13,030 INFO L158 Benchmark]: Witness Printer took 4.72ms. Allocated memory is still 100.7MB. Free memory was 62.0MB in the beginning and 61.8MB in the end (delta: 279.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 06:47:13,034 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 62.9MB. Free memory was 41.2MB in the beginning and 41.1MB in the end (delta: 49.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 953.74ms. Allocated memory is still 79.7MB. Free memory was 56.0MB in the beginning and 53.4MB in the end (delta: 2.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.93ms. Allocated memory is still 79.7MB. Free memory was 53.4MB in the beginning and 50.2MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 81.51ms. Allocated memory is still 79.7MB. Free memory was 50.2MB in the beginning and 47.3MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 863.17ms. Allocated memory is still 79.7MB. Free memory was 47.3MB in the beginning and 41.3MB in the end (delta: 6.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1407.97ms. Allocated memory was 79.7MB in the beginning and 100.7MB in the end (delta: 21.0MB). Free memory was 40.6MB in the beginning and 62.0MB in the end (delta: -21.4MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. * Witness Printer took 4.72ms. Allocated memory is still 100.7MB. Free memory was 62.0MB in the beginning and 61.8MB in the end (delta: 279.9kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 724, independent: 723, independent conditional: 39, independent unconditional: 684, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 724, independent: 723, independent conditional: 39, independent unconditional: 684, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 724, independent: 723, independent conditional: 39, independent unconditional: 684, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 724, independent: 723, independent conditional: 39, independent unconditional: 684, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 724, independent: 723, independent conditional: 0, independent unconditional: 723, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 724, independent: 723, independent conditional: 0, independent unconditional: 723, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 724, independent: 723, independent conditional: 0, independent unconditional: 723, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 685, independent: 684, independent conditional: 0, independent unconditional: 684, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 685, independent: 684, independent conditional: 0, independent unconditional: 684, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 1, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 724, independent: 39, independent conditional: 0, independent unconditional: 39, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 685, unknown conditional: 0, unknown unconditional: 685] , Statistics on independence cache: Total cache size (in pairs): 685, Positive cache size: 684, Positive conditional cache size: 0, Positive unconditional cache size: 684, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 0, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.3s, Number of persistent set computation: 58, Number of trivial persistent sets: 41, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 685, independent: 684, independent conditional: 0, independent unconditional: 684, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 724, independent: 723, independent conditional: 39, independent unconditional: 684, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 724, independent: 723, independent conditional: 39, independent unconditional: 684, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 724, independent: 723, independent conditional: 39, independent unconditional: 684, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 724, independent: 723, independent conditional: 39, independent unconditional: 684, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 724, independent: 723, independent conditional: 0, independent unconditional: 723, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 724, independent: 723, independent conditional: 0, independent unconditional: 723, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 724, independent: 723, independent conditional: 0, independent unconditional: 723, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 685, independent: 684, independent conditional: 0, independent unconditional: 684, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 685, independent: 684, independent conditional: 0, independent unconditional: 684, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 1, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 724, independent: 39, independent conditional: 0, independent unconditional: 39, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 685, unknown conditional: 0, unknown unconditional: 685] , Statistics on independence cache: Total cache size (in pairs): 685, Positive cache size: 684, Positive conditional cache size: 0, Positive unconditional cache size: 684, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 0, Statistics for Abstraction: - UnprovableResult [Line: 19]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 19. Possible FailurePath: [L1351] 0 int g; VAL [g=0] [L1352] 0 pthread_mutex_t mut = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; VAL [g=0, mut={3:0}] [L1353] 0 pthread_cond_t cond = { { {0}, {0}, {0, 0}, {0, 0}, 0, 0, {0, 0} } }; VAL [cond={4:0}, g=0, mut={3:0}] [L1373] 0 pthread_t t1; VAL [#in~argv={202:201}, argc=200, argv={202:201}, cond={4:0}, g=0, mut={3:0}, t1={7:0}, unknown-#in~argc-unknown=200] [L1374] 0 pthread_t t2; VAL [#in~argv={202:201}, argc=200, argv={202:201}, cond={4:0}, g=0, mut={3:0}, t1={7:0}, t2={5:0}, unknown-#in~argc-unknown=200] [L1375] FCALL, FORK 0 pthread_create(&t1,((void *)0),f1,((void *)0)) VAL [#in~argv={202:201}, #in~ptr={0:0}, argc=200, argv={202:201}, cond={4:0}, g=0, mut={3:0}, pthread_create(&t1,((void *)0),f1,((void *)0))=0, t1={7:0}, t2={5:0}, unknown-#in~argc-unknown=200] [L1377] FCALL, FORK 0 pthread_create(&t2,((void *)0),f2,((void *)0)) VAL [#in~argv={202:201}, #in~ptr={0:0}, argc=200, argv={202:201}, cond={4:0}, g=0, mut={3:0}, pthread_create(&t2,((void *)0),f2,((void *)0))=1, t1={7:0}, t2={5:0}, unknown-#in~argc-unknown=200] [L1365] CALL 2 __VERIFIER_assert(!(g == 0)) [L19] COND TRUE 2 !(cond) VAL [#in~ptr={0:0}, cond={4:0}, cond=0, g=0, mut={3:0}, unknown-#in~cond-unknown=0] [L19] 2 reach_error() VAL [#in~ptr={0:0}, cond={4:0}, cond=0, g=0, mut={3:0}, unknown-#in~cond-unknown=0] - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: f2Thread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 139 locations, 13 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.3s, 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, 58 NumberOfCodeBlocks, 58 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 [2022-11-23 06:47:13,074 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2022-11-23 06:47:13,276 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1336b9cd-872e-4b1e-84ea-129078d18630/bin/ugemcutter-1C6z4D84am/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