./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 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_53e16d7c-c02e-4e0a-bf93-acc20cd4e493/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e16d7c-c02e-4e0a-bf93-acc20cd4e493/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_53e16d7c-c02e-4e0a-bf93-acc20cd4e493/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e16d7c-c02e-4e0a-bf93-acc20cd4e493/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e16d7c-c02e-4e0a-bf93-acc20cd4e493/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_53e16d7c-c02e-4e0a-bf93-acc20cd4e493/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 6a5467924cd62a6d6301376f871a3fa704e759ac548ad813feae8f9d5b696103 --- 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 07:51:38,246 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 07:51:38,248 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 07:51:38,266 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 07:51:38,267 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 07:51:38,268 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 07:51:38,269 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 07:51:38,271 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 07:51:38,272 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 07:51:38,273 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 07:51:38,274 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 07:51:38,275 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 07:51:38,275 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 07:51:38,276 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 07:51:38,277 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 07:51:38,278 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 07:51:38,279 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 07:51:38,280 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 07:51:38,281 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 07:51:38,283 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 07:51:38,284 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 07:51:38,286 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 07:51:38,287 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 07:51:38,288 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 07:51:38,292 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 07:51:38,292 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 07:51:38,292 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 07:51:38,293 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 07:51:38,294 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 07:51:38,295 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 07:51:38,295 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 07:51:38,296 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 07:51:38,296 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 07:51:38,297 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 07:51:38,298 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 07:51:38,298 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 07:51:38,299 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 07:51:38,299 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 07:51:38,299 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 07:51:38,300 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 07:51:38,300 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 07:51:38,301 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e16d7c-c02e-4e0a-bf93-acc20cd4e493/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-12-14 07:51:38,320 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 07:51:38,320 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 07:51:38,320 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 07:51:38,320 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 07:51:38,321 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 07:51:38,321 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 07:51:38,321 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 07:51:38,321 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 07:51:38,322 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 07:51:38,322 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 07:51:38,322 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 07:51:38,322 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 07:51:38,322 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 07:51:38,322 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 07:51:38,322 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 07:51:38,323 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 07:51:38,323 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 07:51:38,323 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 07:51:38,324 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 07:51:38,324 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 07:51:38,324 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 07:51:38,324 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 07:51:38,324 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 07:51:38,324 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 07:51:38,324 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 07:51:38,325 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 07:51:38,325 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 07:51:38,325 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 07:51:38,325 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 07:51:38,325 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 07:51:38,325 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 07:51:38,325 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 07:51:38,326 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 07:51:38,326 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 07:51:38,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 07:51:38,326 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 07:51:38,326 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 07:51:38,327 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 07:51:38,327 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 07:51:38,327 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 07:51:38,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 07:51:38,327 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 07:51:38,327 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 07:51:38,327 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_53e16d7c-c02e-4e0a-bf93-acc20cd4e493/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e16d7c-c02e-4e0a-bf93-acc20cd4e493/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a5467924cd62a6d6301376f871a3fa704e759ac548ad813feae8f9d5b696103 [2022-12-14 07:51:38,527 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 07:51:38,556 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 07:51:38,557 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 07:51:38,558 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 07:51:38,559 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 07:51:38,560 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e16d7c-c02e-4e0a-bf93-acc20cd4e493/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i [2022-12-14 07:51:41,075 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 07:51:41,252 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 07:51:41,252 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e16d7c-c02e-4e0a-bf93-acc20cd4e493/sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i [2022-12-14 07:51:41,260 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e16d7c-c02e-4e0a-bf93-acc20cd4e493/bin/utaipan-gh47qXpMRh/data/3ecd9bb5f/44a88f7f3cb94f2f9622b6cc2069103d/FLAGfb47f5bda [2022-12-14 07:51:41,657 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e16d7c-c02e-4e0a-bf93-acc20cd4e493/bin/utaipan-gh47qXpMRh/data/3ecd9bb5f/44a88f7f3cb94f2f9622b6cc2069103d [2022-12-14 07:51:41,664 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 07:51:41,667 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 07:51:41,669 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 07:51:41,670 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 07:51:41,676 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 07:51:41,676 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:51:41" (1/1) ... [2022-12-14 07:51:41,678 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@498814e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:51:41, skipping insertion in model container [2022-12-14 07:51:41,678 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:51:41" (1/1) ... [2022-12-14 07:51:41,686 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 07:51:41,715 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 07:51:41,956 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_53e16d7c-c02e-4e0a-bf93-acc20cd4e493/sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i[30176,30189] [2022-12-14 07:51:41,969 WARN L623 FunctionHandler]: Unknown extern function pthread_mutexattr_init [2022-12-14 07:51:41,969 WARN L623 FunctionHandler]: Unknown extern function pthread_mutexattr_settype [2022-12-14 07:51:41,971 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 07:51:41,972 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7f0b8764 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:51:41, skipping insertion in model container [2022-12-14 07:51:41,972 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 07:51:41,972 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 07:51:41,974 INFO L158 Benchmark]: Toolchain (without parser) took 306.45ms. Allocated memory is still 140.5MB. Free memory was 105.5MB in the beginning and 93.6MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 07:51:41,974 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 98.6MB. Free memory was 72.5MB in the beginning and 72.5MB in the end (delta: 27.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 07:51:41,975 INFO L158 Benchmark]: CACSL2BoogieTranslator took 302.60ms. Allocated memory is still 140.5MB. Free memory was 105.5MB in the beginning and 93.6MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 07:51:41,976 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 98.6MB. Free memory was 72.5MB in the beginning and 72.5MB in the end (delta: 27.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 302.60ms. Allocated memory is still 140.5MB. Free memory was 105.5MB in the beginning and 93.6MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 709]: Unsupported Syntax The second argument of the pthread_mutex_init is not a null pointer. This means that non-default attributes are used. We support only the default attributes. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e16d7c-c02e-4e0a-bf93-acc20cd4e493/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e16d7c-c02e-4e0a-bf93-acc20cd4e493/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_53e16d7c-c02e-4e0a-bf93-acc20cd4e493/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e16d7c-c02e-4e0a-bf93-acc20cd4e493/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e16d7c-c02e-4e0a-bf93-acc20cd4e493/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_53e16d7c-c02e-4e0a-bf93-acc20cd4e493/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 6a5467924cd62a6d6301376f871a3fa704e759ac548ad813feae8f9d5b696103 --- 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 07:51:43,326 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 07:51:43,328 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 07:51:43,345 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 07:51:43,346 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 07:51:43,347 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 07:51:43,348 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 07:51:43,349 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 07:51:43,351 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 07:51:43,351 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 07:51:43,352 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 07:51:43,353 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 07:51:43,354 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 07:51:43,355 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 07:51:43,355 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 07:51:43,356 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 07:51:43,357 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 07:51:43,358 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 07:51:43,360 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 07:51:43,361 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 07:51:43,362 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 07:51:43,364 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 07:51:43,365 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 07:51:43,366 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 07:51:43,369 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 07:51:43,370 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 07:51:43,370 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 07:51:43,371 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 07:51:43,371 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 07:51:43,372 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 07:51:43,372 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 07:51:43,373 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 07:51:43,374 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 07:51:43,374 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 07:51:43,380 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 07:51:43,380 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 07:51:43,381 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 07:51:43,381 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 07:51:43,382 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 07:51:43,383 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 07:51:43,383 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 07:51:43,384 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e16d7c-c02e-4e0a-bf93-acc20cd4e493/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-32bit-Taipan_Bitvector.epf [2022-12-14 07:51:43,402 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 07:51:43,402 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 07:51:43,402 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 07:51:43,402 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 07:51:43,403 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 07:51:43,403 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 07:51:43,403 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 07:51:43,403 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 07:51:43,403 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 07:51:43,403 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 07:51:43,404 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 07:51:43,404 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 07:51:43,404 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 07:51:43,404 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 07:51:43,404 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 07:51:43,405 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 07:51:43,405 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 07:51:43,405 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 07:51:43,405 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 07:51:43,405 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 07:51:43,405 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 07:51:43,405 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 07:51:43,405 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 07:51:43,405 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 07:51:43,406 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 07:51:43,406 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 07:51:43,406 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 07:51:43,406 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 07:51:43,406 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 07:51:43,406 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-14 07:51:43,406 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 07:51:43,406 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 07:51:43,407 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 07:51:43,407 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 07:51:43,407 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 07:51:43,407 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 07:51:43,407 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 07:51:43,407 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 07:51:43,407 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 07:51:43,407 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 07:51:43,407 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_53e16d7c-c02e-4e0a-bf93-acc20cd4e493/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e16d7c-c02e-4e0a-bf93-acc20cd4e493/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a5467924cd62a6d6301376f871a3fa704e759ac548ad813feae8f9d5b696103 [2022-12-14 07:51:43,623 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 07:51:43,639 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 07:51:43,641 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 07:51:43,642 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 07:51:43,642 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 07:51:43,643 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e16d7c-c02e-4e0a-bf93-acc20cd4e493/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i [2022-12-14 07:51:46,151 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 07:51:46,327 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 07:51:46,328 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e16d7c-c02e-4e0a-bf93-acc20cd4e493/sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i [2022-12-14 07:51:46,336 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e16d7c-c02e-4e0a-bf93-acc20cd4e493/bin/utaipan-gh47qXpMRh/data/fa5e6c619/c49e7ec66ea6488fa2f133fe3f60e561/FLAG2046ef558 [2022-12-14 07:51:46,346 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e16d7c-c02e-4e0a-bf93-acc20cd4e493/bin/utaipan-gh47qXpMRh/data/fa5e6c619/c49e7ec66ea6488fa2f133fe3f60e561 [2022-12-14 07:51:46,348 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 07:51:46,349 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 07:51:46,350 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 07:51:46,350 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 07:51:46,352 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 07:51:46,353 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:51:46" (1/1) ... [2022-12-14 07:51:46,354 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52ed6bd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:51:46, skipping insertion in model container [2022-12-14 07:51:46,354 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:51:46" (1/1) ... [2022-12-14 07:51:46,359 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 07:51:46,382 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 07:51:46,581 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_53e16d7c-c02e-4e0a-bf93-acc20cd4e493/sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i[30176,30189] [2022-12-14 07:51:46,591 WARN L623 FunctionHandler]: Unknown extern function pthread_mutexattr_init [2022-12-14 07:51:46,592 WARN L623 FunctionHandler]: Unknown extern function pthread_mutexattr_settype [2022-12-14 07:51:46,593 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 07:51:46,594 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6b62b87d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:51:46, skipping insertion in model container [2022-12-14 07:51:46,594 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 07:51:46,594 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 07:51:46,595 INFO L158 Benchmark]: Toolchain (without parser) took 245.94ms. Allocated memory is still 75.5MB. Free memory was 53.1MB in the beginning and 40.8MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 07:51:46,596 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 60.8MB. Free memory is still 39.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 07:51:46,596 INFO L158 Benchmark]: CACSL2BoogieTranslator took 244.37ms. Allocated memory is still 75.5MB. Free memory was 52.9MB in the beginning and 40.8MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 07:51:46,597 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 60.8MB. Free memory is still 39.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 244.37ms. Allocated memory is still 75.5MB. Free memory was 52.9MB in the beginning and 40.8MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 709]: Unsupported Syntax The second argument of the pthread_mutex_init is not a null pointer. This means that non-default attributes are used. We support only the default attributes. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN