./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f82a5768-4876-4993-9601-bc5c50a37c6f/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f82a5768-4876-4993-9601-bc5c50a37c6f/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f82a5768-4876-4993-9601-bc5c50a37c6f/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f82a5768-4876-4993-9601-bc5c50a37c6f/bin/uautomizer-ZsLfNo2U6R/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f82a5768-4876-4993-9601-bc5c50a37c6f/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f82a5768-4876-4993-9601-bc5c50a37c6f/bin/uautomizer-ZsLfNo2U6R --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5c1f632db98267ccd924a3fe5a6c3aeb9e2efaa284be928aea18fc6f688690e8 --- 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-38b53e6 [2022-11-25 17:46:52,797 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 17:46:52,800 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 17:46:52,842 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 17:46:52,843 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 17:46:52,846 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 17:46:52,849 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 17:46:52,852 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 17:46:52,854 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 17:46:52,859 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 17:46:52,861 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 17:46:52,863 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 17:46:52,864 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 17:46:52,867 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 17:46:52,868 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 17:46:52,870 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 17:46:52,872 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 17:46:52,873 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 17:46:52,874 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 17:46:52,881 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 17:46:52,883 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 17:46:52,885 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 17:46:52,886 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 17:46:52,887 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 17:46:52,897 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 17:46:52,898 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 17:46:52,898 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 17:46:52,900 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 17:46:52,901 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 17:46:52,902 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 17:46:52,904 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 17:46:52,905 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 17:46:52,906 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 17:46:52,908 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 17:46:52,909 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 17:46:52,909 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 17:46:52,910 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 17:46:52,910 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 17:46:52,911 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 17:46:52,912 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 17:46:52,912 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 17:46:52,913 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f82a5768-4876-4993-9601-bc5c50a37c6f/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-11-25 17:46:52,956 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 17:46:52,956 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 17:46:52,957 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 17:46:52,957 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 17:46:52,958 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 17:46:52,959 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 17:46:52,959 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 17:46:52,959 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 17:46:52,960 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 17:46:52,960 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 17:46:52,961 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 17:46:52,961 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 17:46:52,962 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 17:46:52,962 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 17:46:52,962 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 17:46:52,962 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 17:46:52,962 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 17:46:52,963 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 17:46:52,963 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 17:46:52,963 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 17:46:52,963 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 17:46:52,964 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 17:46:52,964 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 17:46:52,964 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 17:46:52,964 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 17:46:52,965 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:46:52,965 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 17:46:52,965 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 17:46:52,966 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 17:46:52,966 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 17:46:52,967 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 17:46:52,967 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 17:46:52,967 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 17:46:52,967 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_f82a5768-4876-4993-9601-bc5c50a37c6f/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f82a5768-4876-4993-9601-bc5c50a37c6f/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c1f632db98267ccd924a3fe5a6c3aeb9e2efaa284be928aea18fc6f688690e8 [2022-11-25 17:46:53,234 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 17:46:53,257 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 17:46:53,260 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 17:46:53,262 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 17:46:53,263 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 17:46:53,264 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f82a5768-4876-4993-9601-bc5c50a37c6f/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i [2022-11-25 17:46:56,312 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:46:56,588 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:46:56,589 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f82a5768-4876-4993-9601-bc5c50a37c6f/sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i [2022-11-25 17:46:56,606 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f82a5768-4876-4993-9601-bc5c50a37c6f/bin/uautomizer-ZsLfNo2U6R/data/bd2edb879/c227807e52fb4fd1b7a22c5260a694d8/FLAG0f0d2c3dd [2022-11-25 17:46:56,626 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f82a5768-4876-4993-9601-bc5c50a37c6f/bin/uautomizer-ZsLfNo2U6R/data/bd2edb879/c227807e52fb4fd1b7a22c5260a694d8 [2022-11-25 17:46:56,628 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:46:56,630 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:46:56,632 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:46:56,632 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:46:56,635 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:46:56,636 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:46:56" (1/1) ... [2022-11-25 17:46:56,637 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@252ca79f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:46:56, skipping insertion in model container [2022-11-25 17:46:56,637 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:46:56" (1/1) ... [2022-11-25 17:46:56,645 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:46:56,696 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:46:57,060 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_f82a5768-4876-4993-9601-bc5c50a37c6f/sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i[30176,30189] [2022-11-25 17:46:57,087 WARN L623 FunctionHandler]: Unknown extern function pthread_mutexattr_init [2022-11-25 17:46:57,088 WARN L623 FunctionHandler]: Unknown extern function pthread_mutexattr_settype [2022-11-25 17:46:57,092 ERROR L326 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. [2022-11-25 17:46:57,093 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@70b126f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:46:57, skipping insertion in model container [2022-11-25 17:46:57,093 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:46:57,094 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 17:46:57,096 INFO L158 Benchmark]: Toolchain (without parser) took 464.92ms. Allocated memory is still 188.7MB. Free memory was 139.6MB in the beginning and 127.9MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-25 17:46:57,097 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 138.4MB. Free memory is still 81.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:46:57,098 INFO L158 Benchmark]: CACSL2BoogieTranslator took 462.32ms. Allocated memory is still 188.7MB. Free memory was 139.6MB in the beginning and 127.9MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-25 17:46:57,100 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 138.4MB. Free memory is still 81.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 462.32ms. Allocated memory is still 188.7MB. Free memory was 139.6MB in the beginning and 127.9MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 710]: 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f82a5768-4876-4993-9601-bc5c50a37c6f/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f82a5768-4876-4993-9601-bc5c50a37c6f/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f82a5768-4876-4993-9601-bc5c50a37c6f/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f82a5768-4876-4993-9601-bc5c50a37c6f/bin/uautomizer-ZsLfNo2U6R/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f82a5768-4876-4993-9601-bc5c50a37c6f/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f82a5768-4876-4993-9601-bc5c50a37c6f/bin/uautomizer-ZsLfNo2U6R --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5c1f632db98267ccd924a3fe5a6c3aeb9e2efaa284be928aea18fc6f688690e8 --- 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-38b53e6 [2022-11-25 17:46:59,423 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 17:46:59,429 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 17:46:59,453 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 17:46:59,457 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 17:46:59,461 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 17:46:59,465 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 17:46:59,469 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 17:46:59,471 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 17:46:59,477 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 17:46:59,478 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 17:46:59,481 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 17:46:59,481 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 17:46:59,484 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 17:46:59,486 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 17:46:59,491 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 17:46:59,493 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 17:46:59,494 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 17:46:59,496 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 17:46:59,501 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 17:46:59,502 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 17:46:59,505 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 17:46:59,506 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 17:46:59,507 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 17:46:59,509 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 17:46:59,510 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 17:46:59,510 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 17:46:59,511 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 17:46:59,511 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 17:46:59,512 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 17:46:59,512 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 17:46:59,513 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 17:46:59,514 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 17:46:59,531 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 17:46:59,532 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 17:46:59,533 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 17:46:59,534 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 17:46:59,535 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 17:46:59,536 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 17:46:59,537 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 17:46:59,538 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 17:46:59,539 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f82a5768-4876-4993-9601-bc5c50a37c6f/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-11-25 17:46:59,576 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 17:46:59,577 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 17:46:59,578 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 17:46:59,579 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 17:46:59,580 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 17:46:59,580 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 17:46:59,581 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 17:46:59,581 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 17:46:59,581 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 17:46:59,582 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 17:46:59,583 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 17:46:59,583 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 17:46:59,583 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 17:46:59,584 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 17:46:59,584 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 17:46:59,584 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 17:46:59,585 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 17:46:59,585 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 17:46:59,585 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 17:46:59,585 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 17:46:59,586 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 17:46:59,586 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 17:46:59,586 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 17:46:59,586 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 17:46:59,587 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 17:46:59,587 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 17:46:59,587 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 17:46:59,587 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:46:59,588 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 17:46:59,588 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 17:46:59,588 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-25 17:46:59,588 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 17:46:59,589 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 17:46:59,589 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 17:46:59,589 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 17:46:59,590 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-11-25 17:46:59,590 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_f82a5768-4876-4993-9601-bc5c50a37c6f/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f82a5768-4876-4993-9601-bc5c50a37c6f/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c1f632db98267ccd924a3fe5a6c3aeb9e2efaa284be928aea18fc6f688690e8 [2022-11-25 17:46:59,993 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 17:47:00,014 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 17:47:00,017 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 17:47:00,019 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 17:47:00,019 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 17:47:00,021 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f82a5768-4876-4993-9601-bc5c50a37c6f/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i [2022-11-25 17:47:03,113 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:47:03,448 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:47:03,449 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f82a5768-4876-4993-9601-bc5c50a37c6f/sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i [2022-11-25 17:47:03,473 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f82a5768-4876-4993-9601-bc5c50a37c6f/bin/uautomizer-ZsLfNo2U6R/data/4a230c1e7/9a8a76f76c8e453a942603374d1cbc39/FLAG2da2bf6a1 [2022-11-25 17:47:03,490 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f82a5768-4876-4993-9601-bc5c50a37c6f/bin/uautomizer-ZsLfNo2U6R/data/4a230c1e7/9a8a76f76c8e453a942603374d1cbc39 [2022-11-25 17:47:03,493 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:47:03,495 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:47:03,496 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:47:03,496 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:47:03,500 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:47:03,500 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:47:03" (1/1) ... [2022-11-25 17:47:03,501 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b787cb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:47:03, skipping insertion in model container [2022-11-25 17:47:03,502 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:47:03" (1/1) ... [2022-11-25 17:47:03,509 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:47:03,547 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:47:03,857 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_f82a5768-4876-4993-9601-bc5c50a37c6f/sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i[30176,30189] [2022-11-25 17:47:03,872 WARN L623 FunctionHandler]: Unknown extern function pthread_mutexattr_init [2022-11-25 17:47:03,872 WARN L623 FunctionHandler]: Unknown extern function pthread_mutexattr_settype [2022-11-25 17:47:03,875 ERROR L326 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. [2022-11-25 17:47:03,875 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3b8371da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:47:03, skipping insertion in model container [2022-11-25 17:47:03,875 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:47:03,876 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 17:47:03,878 INFO L158 Benchmark]: Toolchain (without parser) took 382.30ms. Allocated memory is still 83.9MB. Free memory was 61.4MB in the beginning and 48.7MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-25 17:47:03,878 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 58.7MB. Free memory was 37.1MB in the beginning and 37.0MB in the end (delta: 97.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:47:03,879 INFO L158 Benchmark]: CACSL2BoogieTranslator took 379.86ms. Allocated memory is still 83.9MB. Free memory was 61.2MB in the beginning and 48.7MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-25 17:47:03,881 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 58.7MB. Free memory was 37.1MB in the beginning and 37.0MB in the end (delta: 97.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 379.86ms. Allocated memory is still 83.9MB. Free memory was 61.2MB in the beginning and 48.7MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 710]: 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