./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 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_556a3e4d-e488-4b60-aabd-73c50e01bcda/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_556a3e4d-e488-4b60-aabd-73c50e01bcda/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_556a3e4d-e488-4b60-aabd-73c50e01bcda/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_556a3e4d-e488-4b60-aabd-73c50e01bcda/bin/utaipan-gh47qXpMRh/config/TaipanReach.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_556a3e4d-e488-4b60-aabd-73c50e01bcda/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_556a3e4d-e488-4b60-aabd-73c50e01bcda/bin/utaipan-gh47qXpMRh --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --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-2329fc7 [2022-12-14 12:43:17,840 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 12:43:17,841 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 12:43:17,854 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 12:43:17,854 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 12:43:17,855 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 12:43:17,856 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 12:43:17,857 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 12:43:17,858 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 12:43:17,858 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 12:43:17,859 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 12:43:17,860 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 12:43:17,860 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 12:43:17,861 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 12:43:17,862 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 12:43:17,862 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 12:43:17,863 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 12:43:17,864 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 12:43:17,865 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 12:43:17,866 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 12:43:17,867 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 12:43:17,868 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 12:43:17,869 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 12:43:17,869 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 12:43:17,871 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 12:43:17,872 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 12:43:17,872 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 12:43:17,872 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 12:43:17,873 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 12:43:17,873 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 12:43:17,874 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 12:43:17,874 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 12:43:17,875 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 12:43:17,875 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 12:43:17,876 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 12:43:17,876 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 12:43:17,876 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 12:43:17,877 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 12:43:17,877 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 12:43:17,877 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 12:43:17,878 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 12:43:17,878 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_556a3e4d-e488-4b60-aabd-73c50e01bcda/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-12-14 12:43:17,893 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 12:43:17,893 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 12:43:17,894 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 12:43:17,894 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 12:43:17,894 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 12:43:17,894 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 12:43:17,895 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 12:43:17,895 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 12:43:17,895 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 12:43:17,895 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 12:43:17,895 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 12:43:17,895 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 12:43:17,895 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 12:43:17,895 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 12:43:17,895 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 12:43:17,896 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 12:43:17,896 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 12:43:17,896 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 12:43:17,896 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 12:43:17,897 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 12:43:17,897 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 12:43:17,897 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 12:43:17,897 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 12:43:17,897 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 12:43:17,897 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 12:43:17,897 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 12:43:17,897 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 12:43:17,897 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 12:43:17,898 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 12:43:17,898 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 12:43:17,898 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 12:43:17,898 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 12:43:17,898 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 12:43:17,898 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 12:43:17,898 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 12:43:17,898 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 12:43:17,899 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 12:43:17,899 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 12:43:17,899 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 12:43:17,899 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 12:43:17,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 12:43:17,899 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 12:43:17,899 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 12:43:17,899 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_556a3e4d-e488-4b60-aabd-73c50e01bcda/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_556a3e4d-e488-4b60-aabd-73c50e01bcda/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c1f632db98267ccd924a3fe5a6c3aeb9e2efaa284be928aea18fc6f688690e8 [2022-12-14 12:43:18,056 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 12:43:18,075 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 12:43:18,077 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 12:43:18,078 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 12:43:18,078 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 12:43:18,079 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_556a3e4d-e488-4b60-aabd-73c50e01bcda/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i [2022-12-14 12:43:20,659 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 12:43:20,888 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 12:43:20,888 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_556a3e4d-e488-4b60-aabd-73c50e01bcda/sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i [2022-12-14 12:43:20,896 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_556a3e4d-e488-4b60-aabd-73c50e01bcda/bin/utaipan-gh47qXpMRh/data/eae8c717d/b31896f12fa44e9fbd74231bf30036cf/FLAG5dace6d3d [2022-12-14 12:43:21,232 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_556a3e4d-e488-4b60-aabd-73c50e01bcda/bin/utaipan-gh47qXpMRh/data/eae8c717d/b31896f12fa44e9fbd74231bf30036cf [2022-12-14 12:43:21,234 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 12:43:21,235 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 12:43:21,236 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 12:43:21,236 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 12:43:21,239 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 12:43:21,239 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 12:43:21" (1/1) ... [2022-12-14 12:43:21,240 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67c11d9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:43:21, skipping insertion in model container [2022-12-14 12:43:21,240 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 12:43:21" (1/1) ... [2022-12-14 12:43:21,246 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 12:43:21,275 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 12:43:21,482 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_556a3e4d-e488-4b60-aabd-73c50e01bcda/sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i[30176,30189] [2022-12-14 12:43:21,491 WARN L623 FunctionHandler]: Unknown extern function pthread_mutexattr_init [2022-12-14 12:43:21,491 WARN L623 FunctionHandler]: Unknown extern function pthread_mutexattr_settype [2022-12-14 12:43:21,493 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. [2022-12-14 12:43:21,493 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@70086e03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:43:21, skipping insertion in model container [2022-12-14 12:43:21,493 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 12:43:21,493 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 12:43:21,495 INFO L158 Benchmark]: Toolchain (without parser) took 258.93ms. Allocated memory is still 104.9MB. Free memory was 70.9MB in the beginning and 59.0MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 12:43:21,495 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 104.9MB. Free memory is still 46.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 12:43:21,495 INFO L158 Benchmark]: CACSL2BoogieTranslator took 257.35ms. Allocated memory is still 104.9MB. Free memory was 70.9MB in the beginning and 59.0MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 12:43:21,496 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 104.9MB. Free memory is still 46.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 257.35ms. Allocated memory is still 104.9MB. Free memory was 70.9MB in the beginning and 59.0MB 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: 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_556a3e4d-e488-4b60-aabd-73c50e01bcda/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_556a3e4d-e488-4b60-aabd-73c50e01bcda/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_556a3e4d-e488-4b60-aabd-73c50e01bcda/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_556a3e4d-e488-4b60-aabd-73c50e01bcda/bin/utaipan-gh47qXpMRh/config/TaipanReach.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_556a3e4d-e488-4b60-aabd-73c50e01bcda/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_556a3e4d-e488-4b60-aabd-73c50e01bcda/bin/utaipan-gh47qXpMRh --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --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-2329fc7 [2022-12-14 12:43:22,828 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 12:43:22,830 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 12:43:22,856 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 12:43:22,857 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 12:43:22,858 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 12:43:22,859 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 12:43:22,861 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 12:43:22,862 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 12:43:22,863 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 12:43:22,864 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 12:43:22,865 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 12:43:22,866 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 12:43:22,867 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 12:43:22,868 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 12:43:22,869 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 12:43:22,870 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 12:43:22,871 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 12:43:22,872 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 12:43:22,874 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 12:43:22,876 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 12:43:22,877 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 12:43:22,878 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 12:43:22,879 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 12:43:22,882 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 12:43:22,883 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 12:43:22,883 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 12:43:22,884 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 12:43:22,884 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 12:43:22,885 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 12:43:22,886 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 12:43:22,886 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 12:43:22,887 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 12:43:22,888 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 12:43:22,889 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 12:43:22,889 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 12:43:22,890 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 12:43:22,890 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 12:43:22,890 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 12:43:22,891 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 12:43:22,891 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 12:43:22,892 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_556a3e4d-e488-4b60-aabd-73c50e01bcda/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-32bit-Taipan_Bitvector.epf [2022-12-14 12:43:22,916 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 12:43:22,917 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 12:43:22,917 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 12:43:22,917 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 12:43:22,918 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 12:43:22,918 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 12:43:22,918 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 12:43:22,918 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 12:43:22,919 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 12:43:22,919 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 12:43:22,919 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 12:43:22,919 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 12:43:22,920 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 12:43:22,920 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 12:43:22,920 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 12:43:22,921 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 12:43:22,921 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 12:43:22,921 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 12:43:22,921 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 12:43:22,921 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 12:43:22,922 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 12:43:22,922 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 12:43:22,922 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 12:43:22,922 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 12:43:22,922 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 12:43:22,923 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 12:43:22,923 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 12:43:22,923 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 12:43:22,923 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 12:43:22,923 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-14 12:43:22,924 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 12:43:22,924 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 12:43:22,924 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 12:43:22,924 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 12:43:22,924 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 12:43:22,925 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 12:43:22,925 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 12:43:22,925 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 12:43:22,925 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 12:43:22,925 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 12:43:22,926 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_556a3e4d-e488-4b60-aabd-73c50e01bcda/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_556a3e4d-e488-4b60-aabd-73c50e01bcda/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c1f632db98267ccd924a3fe5a6c3aeb9e2efaa284be928aea18fc6f688690e8 [2022-12-14 12:43:23,165 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 12:43:23,179 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 12:43:23,181 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 12:43:23,182 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 12:43:23,182 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 12:43:23,183 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_556a3e4d-e488-4b60-aabd-73c50e01bcda/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i [2022-12-14 12:43:25,729 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 12:43:25,941 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 12:43:25,942 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_556a3e4d-e488-4b60-aabd-73c50e01bcda/sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i [2022-12-14 12:43:25,953 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_556a3e4d-e488-4b60-aabd-73c50e01bcda/bin/utaipan-gh47qXpMRh/data/ee6c3835c/0be91f0fb7dc4552ab91bd17e9dc8cae/FLAG98b646791 [2022-12-14 12:43:25,965 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_556a3e4d-e488-4b60-aabd-73c50e01bcda/bin/utaipan-gh47qXpMRh/data/ee6c3835c/0be91f0fb7dc4552ab91bd17e9dc8cae [2022-12-14 12:43:25,967 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 12:43:25,967 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 12:43:25,968 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 12:43:25,968 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 12:43:25,971 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 12:43:25,971 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 12:43:25" (1/1) ... [2022-12-14 12:43:25,972 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61ab8675 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:43:25, skipping insertion in model container [2022-12-14 12:43:25,972 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 12:43:25" (1/1) ... [2022-12-14 12:43:25,977 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 12:43:26,008 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 12:43:26,264 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_556a3e4d-e488-4b60-aabd-73c50e01bcda/sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i[30176,30189] [2022-12-14 12:43:26,276 WARN L623 FunctionHandler]: Unknown extern function pthread_mutexattr_init [2022-12-14 12:43:26,277 WARN L623 FunctionHandler]: Unknown extern function pthread_mutexattr_settype [2022-12-14 12:43:26,278 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. [2022-12-14 12:43:26,279 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@717c71f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:43:26, skipping insertion in model container [2022-12-14 12:43:26,279 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 12:43:26,279 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 12:43:26,281 INFO L158 Benchmark]: Toolchain (without parser) took 312.40ms. Allocated memory is still 79.7MB. Free memory was 57.0MB in the beginning and 44.6MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 12:43:26,281 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 58.7MB. Free memory was 37.0MB in the beginning and 36.9MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 12:43:26,282 INFO L158 Benchmark]: CACSL2BoogieTranslator took 310.80ms. Allocated memory is still 79.7MB. Free memory was 56.8MB in the beginning and 44.6MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 12:43:26,283 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 58.7MB. Free memory was 37.0MB in the beginning and 36.9MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 310.80ms. Allocated memory is still 79.7MB. Free memory was 56.8MB in the beginning and 44.6MB in the end (delta: 12.2MB). 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