./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 30e01a73 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_05ce54b5-f136-4bf8-8278-38039b98595c/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05ce54b5-f136-4bf8-8278-38039b98595c/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05ce54b5-f136-4bf8-8278-38039b98595c/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05ce54b5-f136-4bf8-8278-38039b98595c/bin/utaipan-verify-mE87zJ7Ire/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05ce54b5-f136-4bf8-8278-38039b98595c/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05ce54b5-f136-4bf8-8278-38039b98595c/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6a5467924cd62a6d6301376f871a3fa704e759ac548ad813feae8f9d5b696103 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:17:21,181 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:17:21,284 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05ce54b5-f136-4bf8-8278-38039b98595c/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2023-11-23 21:17:21,289 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:17:21,289 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:17:21,316 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:17:21,317 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:17:21,318 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:17:21,319 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:17:21,319 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:17:21,320 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:17:21,321 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:17:21,321 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:17:21,322 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:17:21,322 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:17:21,323 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:17:21,323 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:17:21,324 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:17:21,324 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:17:21,325 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:17:21,325 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:17:21,326 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:17:21,327 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 21:17:21,327 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 21:17:21,328 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:17:21,328 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:17:21,329 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:17:21,329 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:17:21,330 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:17:21,330 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-23 21:17:21,330 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-23 21:17:21,331 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-23 21:17:21,331 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:17:21,332 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:17:21,332 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 21:17:21,332 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:17:21,333 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:17:21,333 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:17:21,334 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:17:21,334 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:17:21,335 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:17:21,335 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:17:21,336 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:17:21,336 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:17:21,337 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:17:21,337 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:17:21,337 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:17:21,338 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:17:21,338 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_05ce54b5-f136-4bf8-8278-38039b98595c/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05ce54b5-f136-4bf8-8278-38039b98595c/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a5467924cd62a6d6301376f871a3fa704e759ac548ad813feae8f9d5b696103 [2023-11-23 21:17:21,627 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:17:21,659 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:17:21,663 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:17:21,664 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:17:21,665 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:17:21,666 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05ce54b5-f136-4bf8-8278-38039b98595c/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i [2023-11-23 21:17:24,975 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:17:25,343 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:17:25,344 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05ce54b5-f136-4bf8-8278-38039b98595c/sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i [2023-11-23 21:17:25,361 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05ce54b5-f136-4bf8-8278-38039b98595c/bin/utaipan-verify-mE87zJ7Ire/data/696d20fef/8437052abf924e2f81f14edecbb1e58d/FLAG0d47a40c3 [2023-11-23 21:17:25,378 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05ce54b5-f136-4bf8-8278-38039b98595c/bin/utaipan-verify-mE87zJ7Ire/data/696d20fef/8437052abf924e2f81f14edecbb1e58d [2023-11-23 21:17:25,381 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:17:25,382 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:17:25,384 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:17:25,384 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:17:25,397 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:17:25,398 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:17:25" (1/1) ... [2023-11-23 21:17:25,400 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28ecfcb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:25, skipping insertion in model container [2023-11-23 21:17:25,400 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:17:25" (1/1) ... [2023-11-23 21:17:25,447 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:17:25,888 ERROR L324 MainTranslator]: Unsupported Syntax: The second argument of the pthread_mutex_init is not a null pointer. This means that non-default attributes are used. We support only the default attributes. [2023-11-23 21:17:25,889 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1d02a36a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:25, skipping insertion in model container [2023-11-23 21:17:25,889 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:17:25,890 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-23 21:17:25,892 INFO L158 Benchmark]: Toolchain (without parser) took 508.46ms. Allocated memory is still 136.3MB. Free memory was 102.8MB in the beginning and 90.9MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 21:17:25,892 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 136.3MB. Free memory is still 110.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:17:25,893 INFO L158 Benchmark]: CACSL2BoogieTranslator took 505.86ms. Allocated memory is still 136.3MB. Free memory was 102.8MB in the beginning and 90.9MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 21:17:25,895 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 136.3MB. Free memory is still 110.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 505.86ms. Allocated memory is still 136.3MB. Free memory was 102.8MB in the beginning and 90.9MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 709]: Unsupported Syntax The second argument of the pthread_mutex_init is not a null pointer. This means that non-default attributes are used. We support only the default attributes. RESULT: Ultimate could not prove your program: Toolchain returned no result. 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_05ce54b5-f136-4bf8-8278-38039b98595c/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05ce54b5-f136-4bf8-8278-38039b98595c/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05ce54b5-f136-4bf8-8278-38039b98595c/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05ce54b5-f136-4bf8-8278-38039b98595c/bin/utaipan-verify-mE87zJ7Ire/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05ce54b5-f136-4bf8-8278-38039b98595c/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05ce54b5-f136-4bf8-8278-38039b98595c/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6a5467924cd62a6d6301376f871a3fa704e759ac548ad813feae8f9d5b696103 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:17:28,562 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:17:28,694 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05ce54b5-f136-4bf8-8278-38039b98595c/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2023-11-23 21:17:28,702 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:17:28,703 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:17:28,742 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:17:28,742 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:17:28,743 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:17:28,744 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:17:28,749 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:17:28,749 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:17:28,750 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:17:28,750 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:17:28,752 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:17:28,752 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:17:28,753 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:17:28,753 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 21:17:28,754 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 21:17:28,755 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:17:28,756 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:17:28,756 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:17:28,757 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:17:28,757 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:17:28,758 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-23 21:17:28,758 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-23 21:17:28,758 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-23 21:17:28,759 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:17:28,760 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:17:28,760 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:17:28,760 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:17:28,762 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 21:17:28,762 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:17:28,762 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:17:28,763 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:17:28,763 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:17:28,763 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:17:28,764 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:17:28,764 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:17:28,765 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:17:28,765 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:17:28,765 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:17:28,766 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:17:28,766 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:17:28,766 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:17:28,767 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:17:28,767 INFO L153 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_05ce54b5-f136-4bf8-8278-38039b98595c/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05ce54b5-f136-4bf8-8278-38039b98595c/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a5467924cd62a6d6301376f871a3fa704e759ac548ad813feae8f9d5b696103 [2023-11-23 21:17:29,154 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:17:29,174 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:17:29,177 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:17:29,178 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:17:29,178 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:17:29,180 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05ce54b5-f136-4bf8-8278-38039b98595c/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i [2023-11-23 21:17:32,306 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:17:32,596 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:17:32,597 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05ce54b5-f136-4bf8-8278-38039b98595c/sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i [2023-11-23 21:17:32,615 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05ce54b5-f136-4bf8-8278-38039b98595c/bin/utaipan-verify-mE87zJ7Ire/data/17f218dd4/2028edb8dcd542a4b051db0aa26e8050/FLAG40602f5db [2023-11-23 21:17:32,630 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05ce54b5-f136-4bf8-8278-38039b98595c/bin/utaipan-verify-mE87zJ7Ire/data/17f218dd4/2028edb8dcd542a4b051db0aa26e8050 [2023-11-23 21:17:32,633 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:17:32,635 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:17:32,637 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:17:32,637 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:17:32,643 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:17:32,644 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:17:32" (1/1) ... [2023-11-23 21:17:32,645 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23046ba0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:32, skipping insertion in model container [2023-11-23 21:17:32,645 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:17:32" (1/1) ... [2023-11-23 21:17:32,705 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:17:33,044 ERROR L324 MainTranslator]: Unsupported Syntax: The second argument of the pthread_mutex_init is not a null pointer. This means that non-default attributes are used. We support only the default attributes. [2023-11-23 21:17:33,045 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@44f89034 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:33, skipping insertion in model container [2023-11-23 21:17:33,045 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:17:33,046 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-23 21:17:33,048 INFO L158 Benchmark]: Toolchain (without parser) took 411.82ms. Allocated memory is still 86.0MB. Free memory was 60.7MB in the beginning and 48.3MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 21:17:33,049 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 60.8MB. Free memory is still 36.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:17:33,050 INFO L158 Benchmark]: CACSL2BoogieTranslator took 409.00ms. Allocated memory is still 86.0MB. Free memory was 60.7MB in the beginning and 48.3MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 21:17:33,052 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 60.8MB. Free memory is still 36.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 409.00ms. Allocated memory is still 86.0MB. Free memory was 60.7MB in the beginning and 48.3MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 709]: Unsupported Syntax The second argument of the pthread_mutex_init is not a null pointer. This means that non-default attributes are used. We support only the default attributes. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN