./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 4e7fbc69 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_9a4382fa-79a9-4b87-b715-25812ccde541/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4382fa-79a9-4b87-b715-25812ccde541/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4382fa-79a9-4b87-b715-25812ccde541/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4382fa-79a9-4b87-b715-25812ccde541/bin/utaipan-Q6hlc19bkW/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_9a4382fa-79a9-4b87-b715-25812ccde541/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4382fa-79a9-4b87-b715-25812ccde541/bin/utaipan-Q6hlc19bkW --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-4e7fbc6 [2022-11-23 14:48:30,999 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:48:31,002 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:48:31,036 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:48:31,039 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:48:31,043 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:48:31,048 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:48:31,055 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:48:31,057 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:48:31,059 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:48:31,061 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:48:31,063 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:48:31,064 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:48:31,069 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:48:31,071 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:48:31,072 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:48:31,073 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:48:31,074 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:48:31,075 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:48:31,077 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:48:31,079 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:48:31,080 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:48:31,081 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:48:31,082 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:48:31,085 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:48:31,086 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:48:31,086 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:48:31,087 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:48:31,088 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:48:31,089 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:48:31,089 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:48:31,090 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:48:31,090 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:48:31,098 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:48:31,100 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:48:31,100 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:48:31,102 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:48:31,103 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:48:31,103 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:48:31,106 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:48:31,107 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:48:31,108 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4382fa-79a9-4b87-b715-25812ccde541/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-23 14:48:31,155 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:48:31,155 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:48:31,156 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:48:31,156 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:48:31,157 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:48:31,158 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:48:31,158 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:48:31,158 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:48:31,158 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:48:31,158 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 14:48:31,160 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:48:31,160 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:48:31,160 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 14:48:31,160 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 14:48:31,160 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:48:31,161 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 14:48:31,161 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 14:48:31,161 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 14:48:31,162 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:48:31,163 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 14:48:31,163 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 14:48:31,163 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 14:48:31,163 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 14:48:31,164 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:48:31,164 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:48:31,164 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:48:31,165 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:48:31,165 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-23 14:48:31,165 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 14:48:31,165 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:48:31,165 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:48:31,166 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:48:31,166 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:48:31,166 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:48:31,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:48:31,168 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:48:31,168 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 14:48:31,168 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:48:31,168 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:48:31,169 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 14:48:31,169 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 14:48:31,169 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:48:31,169 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:48:31,169 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_9a4382fa-79a9-4b87-b715-25812ccde541/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4382fa-79a9-4b87-b715-25812ccde541/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a5467924cd62a6d6301376f871a3fa704e759ac548ad813feae8f9d5b696103 [2022-11-23 14:48:31,429 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:48:31,460 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:48:31,464 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:48:31,465 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:48:31,466 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:48:31,467 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4382fa-79a9-4b87-b715-25812ccde541/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i [2022-11-23 14:48:34,447 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:48:34,787 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:48:34,787 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4382fa-79a9-4b87-b715-25812ccde541/sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i [2022-11-23 14:48:34,806 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4382fa-79a9-4b87-b715-25812ccde541/bin/utaipan-Q6hlc19bkW/data/9eab309d4/2f1188ba843041409caaf905d1c91f85/FLAG58fc7f43d [2022-11-23 14:48:34,827 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4382fa-79a9-4b87-b715-25812ccde541/bin/utaipan-Q6hlc19bkW/data/9eab309d4/2f1188ba843041409caaf905d1c91f85 [2022-11-23 14:48:34,830 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:48:34,832 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:48:34,835 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:48:34,835 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:48:34,840 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:48:34,840 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:48:34" (1/1) ... [2022-11-23 14:48:34,842 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@202021d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:48:34, skipping insertion in model container [2022-11-23 14:48:34,842 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:48:34" (1/1) ... [2022-11-23 14:48:34,850 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:48:34,889 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:48:35,234 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_9a4382fa-79a9-4b87-b715-25812ccde541/sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i[30176,30189] [2022-11-23 14:48:35,258 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. [2022-11-23 14:48:35,259 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3584e7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:48:35, skipping insertion in model container [2022-11-23 14:48:35,259 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:48:35,259 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 14:48:35,261 INFO L158 Benchmark]: Toolchain (without parser) took 428.38ms. Allocated memory is still 172.0MB. Free memory was 138.3MB in the beginning and 126.7MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-23 14:48:35,262 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 121.6MB. Free memory was 89.0MB in the beginning and 89.0MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 14:48:35,263 INFO L158 Benchmark]: CACSL2BoogieTranslator took 424.39ms. Allocated memory is still 172.0MB. Free memory was 138.3MB in the beginning and 126.7MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-23 14:48:35,265 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 121.6MB. Free memory was 89.0MB in the beginning and 89.0MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 424.39ms. Allocated memory is still 172.0MB. Free memory was 138.3MB in the beginning and 126.7MB in the end (delta: 11.5MB). 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 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_9a4382fa-79a9-4b87-b715-25812ccde541/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4382fa-79a9-4b87-b715-25812ccde541/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4382fa-79a9-4b87-b715-25812ccde541/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4382fa-79a9-4b87-b715-25812ccde541/bin/utaipan-Q6hlc19bkW/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_9a4382fa-79a9-4b87-b715-25812ccde541/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4382fa-79a9-4b87-b715-25812ccde541/bin/utaipan-Q6hlc19bkW --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-4e7fbc6 [2022-11-23 14:48:37,497 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:48:37,499 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:48:37,525 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:48:37,526 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:48:37,527 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:48:37,528 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:48:37,530 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:48:37,532 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:48:37,533 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:48:37,534 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:48:37,535 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:48:37,536 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:48:37,537 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:48:37,538 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:48:37,539 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:48:37,540 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:48:37,541 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:48:37,542 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:48:37,544 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:48:37,545 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:48:37,551 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:48:37,552 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:48:37,553 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:48:37,556 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:48:37,557 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:48:37,557 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:48:37,558 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:48:37,558 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:48:37,559 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:48:37,559 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:48:37,560 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:48:37,561 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:48:37,562 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:48:37,572 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:48:37,572 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:48:37,589 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:48:37,590 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:48:37,590 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:48:37,591 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:48:37,592 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:48:37,597 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4382fa-79a9-4b87-b715-25812ccde541/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-32bit-Taipan_Bitvector.epf [2022-11-23 14:48:37,632 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:48:37,632 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:48:37,633 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:48:37,633 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:48:37,634 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:48:37,634 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:48:37,634 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:48:37,634 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:48:37,634 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:48:37,634 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:48:37,635 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:48:37,635 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:48:37,636 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:48:37,636 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 14:48:37,636 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 14:48:37,636 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 14:48:37,636 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:48:37,636 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:48:37,637 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:48:37,637 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:48:37,637 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 14:48:37,637 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-23 14:48:37,637 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-23 14:48:37,638 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-23 14:48:37,638 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 14:48:37,638 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:48:37,638 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:48:37,638 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:48:37,639 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:48:37,639 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 14:48:37,639 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:48:37,639 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:48:37,639 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:48:37,639 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:48:37,640 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:48:37,640 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-23 14:48:37,640 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-23 14:48:37,640 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:48:37,640 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:48:37,640 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 14:48:37,641 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_9a4382fa-79a9-4b87-b715-25812ccde541/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4382fa-79a9-4b87-b715-25812ccde541/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a5467924cd62a6d6301376f871a3fa704e759ac548ad813feae8f9d5b696103 [2022-11-23 14:48:38,017 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:48:38,039 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:48:38,042 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:48:38,043 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:48:38,044 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:48:38,045 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4382fa-79a9-4b87-b715-25812ccde541/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i [2022-11-23 14:48:41,202 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:48:41,450 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:48:41,451 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4382fa-79a9-4b87-b715-25812ccde541/sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i [2022-11-23 14:48:41,475 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4382fa-79a9-4b87-b715-25812ccde541/bin/utaipan-Q6hlc19bkW/data/1b0c94c86/d3db0505fffb482b935172e1dcfbbdfb/FLAGe230bfcd3 [2022-11-23 14:48:41,490 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4382fa-79a9-4b87-b715-25812ccde541/bin/utaipan-Q6hlc19bkW/data/1b0c94c86/d3db0505fffb482b935172e1dcfbbdfb [2022-11-23 14:48:41,493 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:48:41,495 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:48:41,496 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:48:41,496 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:48:41,502 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:48:41,503 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:48:41" (1/1) ... [2022-11-23 14:48:41,504 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76b8e746 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:48:41, skipping insertion in model container [2022-11-23 14:48:41,505 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:48:41" (1/1) ... [2022-11-23 14:48:41,513 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:48:41,573 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:48:42,013 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_9a4382fa-79a9-4b87-b715-25812ccde541/sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i[30176,30189] [2022-11-23 14:48:42,034 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. [2022-11-23 14:48:42,035 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@71f57544 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:48:42, skipping insertion in model container [2022-11-23 14:48:42,035 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:48:42,036 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 14:48:42,038 INFO L158 Benchmark]: Toolchain (without parser) took 542.14ms. Allocated memory is still 73.4MB. Free memory was 41.9MB in the beginning and 50.9MB in the end (delta: -9.0MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. [2022-11-23 14:48:42,039 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 73.4MB. Free memory was 50.8MB in the beginning and 50.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 14:48:42,040 INFO L158 Benchmark]: CACSL2BoogieTranslator took 539.60ms. Allocated memory is still 73.4MB. Free memory was 41.7MB in the beginning and 51.2MB in the end (delta: -9.4MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. [2022-11-23 14:48:42,042 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 73.4MB. Free memory was 50.8MB in the beginning and 50.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 539.60ms. Allocated memory is still 73.4MB. Free memory was 41.7MB in the beginning and 51.2MB in the end (delta: -9.4MB). Peak memory consumption was 12.1MB. 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