./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 e04fb08f 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_53bf173a-494f-414f-9118-6a66a2aa38cd/bin/ugemcutter-0EfhiD2kp6/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bf173a-494f-414f-9118-6a66a2aa38cd/bin/ugemcutter-0EfhiD2kp6/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bf173a-494f-414f-9118-6a66a2aa38cd/bin/ugemcutter-0EfhiD2kp6/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bf173a-494f-414f-9118-6a66a2aa38cd/bin/ugemcutter-0EfhiD2kp6/config/GemCutterReach.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_53bf173a-494f-414f-9118-6a66a2aa38cd/bin/ugemcutter-0EfhiD2kp6/config/svcomp-Overflow-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bf173a-494f-414f-9118-6a66a2aa38cd/bin/ugemcutter-0EfhiD2kp6 --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 GemCutter --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-e04fb08 [2022-11-16 01:48:46,012 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 01:48:46,014 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 01:48:46,034 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 01:48:46,035 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 01:48:46,036 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 01:48:46,038 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 01:48:46,040 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 01:48:46,042 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 01:48:46,048 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 01:48:46,049 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 01:48:46,050 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 01:48:46,050 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 01:48:46,051 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 01:48:46,053 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 01:48:46,054 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 01:48:46,055 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 01:48:46,056 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 01:48:46,061 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 01:48:46,073 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 01:48:46,076 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 01:48:46,078 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 01:48:46,079 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 01:48:46,080 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 01:48:46,084 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 01:48:46,085 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 01:48:46,085 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 01:48:46,086 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 01:48:46,087 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 01:48:46,088 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 01:48:46,088 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 01:48:46,089 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 01:48:46,090 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 01:48:46,091 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 01:48:46,092 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 01:48:46,093 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 01:48:46,094 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 01:48:46,094 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 01:48:46,095 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 01:48:46,096 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 01:48:46,097 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 01:48:46,098 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bf173a-494f-414f-9118-6a66a2aa38cd/bin/ugemcutter-0EfhiD2kp6/config/svcomp-Overflow-32bit-GemCutter_Default.epf [2022-11-16 01:48:46,124 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 01:48:46,124 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 01:48:46,125 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 01:48:46,125 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 01:48:46,126 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 01:48:46,126 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 01:48:46,127 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 01:48:46,128 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 01:48:46,128 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 01:48:46,128 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 01:48:46,129 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 01:48:46,129 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 01:48:46,129 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 01:48:46,130 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 01:48:46,130 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 01:48:46,130 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 01:48:46,130 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 01:48:46,131 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 01:48:46,131 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-16 01:48:46,131 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 01:48:46,132 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 01:48:46,132 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 01:48:46,132 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 01:48:46,133 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 01:48:46,133 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 01:48:46,133 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-16 01:48:46,134 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 01:48:46,134 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 01:48:46,134 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 01:48:46,135 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 01:48:46,135 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 01:48:46,135 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 01:48:46,135 INFO L138 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2022-11-16 01:48:46,136 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 01:48:46,136 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 01:48:46,136 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-16 01:48:46,136 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 01:48:46,137 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-16 01:48:46,137 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-16 01:48:46,137 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_53bf173a-494f-414f-9118-6a66a2aa38cd/bin/ugemcutter-0EfhiD2kp6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bf173a-494f-414f-9118-6a66a2aa38cd/bin/ugemcutter-0EfhiD2kp6 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c1f632db98267ccd924a3fe5a6c3aeb9e2efaa284be928aea18fc6f688690e8 [2022-11-16 01:48:46,445 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 01:48:46,468 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 01:48:46,471 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 01:48:46,473 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 01:48:46,473 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 01:48:46,475 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bf173a-494f-414f-9118-6a66a2aa38cd/bin/ugemcutter-0EfhiD2kp6/../../sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i [2022-11-16 01:48:46,560 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bf173a-494f-414f-9118-6a66a2aa38cd/bin/ugemcutter-0EfhiD2kp6/data/e9e1a196e/665e90bee16f422ab264903e56278e69/FLAGccc31be8a [2022-11-16 01:48:47,091 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 01:48:47,092 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bf173a-494f-414f-9118-6a66a2aa38cd/sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i [2022-11-16 01:48:47,105 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bf173a-494f-414f-9118-6a66a2aa38cd/bin/ugemcutter-0EfhiD2kp6/data/e9e1a196e/665e90bee16f422ab264903e56278e69/FLAGccc31be8a [2022-11-16 01:48:47,370 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bf173a-494f-414f-9118-6a66a2aa38cd/bin/ugemcutter-0EfhiD2kp6/data/e9e1a196e/665e90bee16f422ab264903e56278e69 [2022-11-16 01:48:47,373 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 01:48:47,374 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 01:48:47,376 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 01:48:47,377 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 01:48:47,380 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 01:48:47,381 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 01:48:47" (1/1) ... [2022-11-16 01:48:47,383 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c84bf88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:48:47, skipping insertion in model container [2022-11-16 01:48:47,383 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 01:48:47" (1/1) ... [2022-11-16 01:48:47,391 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 01:48:47,456 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 01:48:47,887 WARN L229 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_53bf173a-494f-414f-9118-6a66a2aa38cd/sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i[30176,30189] [2022-11-16 01:48:47,903 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. [2022-11-16 01:48:47,904 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@76a566bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:48:47, skipping insertion in model container [2022-11-16 01:48:47,904 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 01:48:47,905 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 01:48:47,907 INFO L158 Benchmark]: Toolchain (without parser) took 531.46ms. Allocated memory was 90.2MB in the beginning and 113.2MB in the end (delta: 23.1MB). Free memory was 51.4MB in the beginning and 88.2MB in the end (delta: -36.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-16 01:48:47,908 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 90.2MB. Free memory is still 69.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 01:48:47,909 INFO L158 Benchmark]: CACSL2BoogieTranslator took 528.43ms. Allocated memory was 90.2MB in the beginning and 113.2MB in the end (delta: 23.1MB). Free memory was 51.2MB in the beginning and 88.2MB in the end (delta: -37.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-16 01:48:47,911 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 90.2MB. Free memory is still 69.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 528.43ms. Allocated memory was 90.2MB in the beginning and 113.2MB in the end (delta: 23.1MB). Free memory was 51.2MB in the beginning and 88.2MB in the end (delta: -37.0MB). Peak memory consumption was 4.2MB. 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 No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bf173a-494f-414f-9118-6a66a2aa38cd/bin/ugemcutter-0EfhiD2kp6/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN