./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races 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_6c832375-8ba5-4923-be23-0fd85d5573aa/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c832375-8ba5-4923-be23-0fd85d5573aa/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_6c832375-8ba5-4923-be23-0fd85d5573aa/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c832375-8ba5-4923-be23-0fd85d5573aa/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_6c832375-8ba5-4923-be23-0fd85d5573aa/bin/utaipan-Q6hlc19bkW/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c832375-8ba5-4923-be23-0fd85d5573aa/bin/utaipan-Q6hlc19bkW --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --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 13:51:02,142 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 13:51:02,144 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 13:51:02,171 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 13:51:02,172 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 13:51:02,173 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 13:51:02,174 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 13:51:02,184 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 13:51:02,186 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 13:51:02,192 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 13:51:02,194 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 13:51:02,196 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 13:51:02,196 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 13:51:02,199 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 13:51:02,202 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 13:51:02,203 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 13:51:02,204 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 13:51:02,205 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 13:51:02,206 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 13:51:02,208 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 13:51:02,209 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 13:51:02,215 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 13:51:02,218 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 13:51:02,218 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 13:51:02,231 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 13:51:02,232 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 13:51:02,232 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 13:51:02,233 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 13:51:02,234 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 13:51:02,234 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 13:51:02,235 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 13:51:02,236 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 13:51:02,236 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 13:51:02,237 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 13:51:02,238 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 13:51:02,239 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 13:51:02,239 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 13:51:02,240 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 13:51:02,240 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 13:51:02,241 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 13:51:02,242 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 13:51:02,248 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c832375-8ba5-4923-be23-0fd85d5573aa/bin/utaipan-Q6hlc19bkW/config/svcomp-DataRace-32bit-Taipan_Default.epf [2022-11-23 13:51:02,287 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 13:51:02,288 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 13:51:02,288 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 13:51:02,288 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 13:51:02,289 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 13:51:02,290 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 13:51:02,290 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 13:51:02,290 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 13:51:02,290 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 13:51:02,291 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 13:51:02,292 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 13:51:02,292 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 13:51:02,292 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 13:51:02,292 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 13:51:02,293 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 13:51:02,293 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 13:51:02,293 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 13:51:02,293 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 13:51:02,294 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 13:51:02,294 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 13:51:02,295 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 13:51:02,295 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 13:51:02,295 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 13:51:02,295 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 13:51:02,295 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 13:51:02,296 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 13:51:02,296 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 13:51:02,296 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-23 13:51:02,296 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 13:51:02,297 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 13:51:02,297 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 13:51:02,297 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 13:51:02,298 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 13:51:02,298 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 13:51:02,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 13:51:02,298 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 13:51:02,299 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 13:51:02,299 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 13:51:02,299 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 13:51:02,299 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 13:51:02,299 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 13:51:02,300 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 13:51:02,301 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 13:51:02,301 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_6c832375-8ba5-4923-be23-0fd85d5573aa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c832375-8ba5-4923-be23-0fd85d5573aa/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a5467924cd62a6d6301376f871a3fa704e759ac548ad813feae8f9d5b696103 [2022-11-23 13:51:02,600 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 13:51:02,639 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 13:51:02,642 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 13:51:02,643 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 13:51:02,644 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 13:51:02,645 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c832375-8ba5-4923-be23-0fd85d5573aa/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i [2022-11-23 13:51:05,640 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 13:51:05,977 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 13:51:05,977 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c832375-8ba5-4923-be23-0fd85d5573aa/sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i [2022-11-23 13:51:05,994 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c832375-8ba5-4923-be23-0fd85d5573aa/bin/utaipan-Q6hlc19bkW/data/5f26ca248/149e96c32fab49c791aa100af6d29972/FLAGd6dde699c [2022-11-23 13:51:06,015 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c832375-8ba5-4923-be23-0fd85d5573aa/bin/utaipan-Q6hlc19bkW/data/5f26ca248/149e96c32fab49c791aa100af6d29972 [2022-11-23 13:51:06,020 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 13:51:06,021 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 13:51:06,026 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 13:51:06,026 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 13:51:06,032 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 13:51:06,033 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:51:06" (1/1) ... [2022-11-23 13:51:06,034 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1413d6a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:51:06, skipping insertion in model container [2022-11-23 13:51:06,034 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:51:06" (1/1) ... [2022-11-23 13:51:06,042 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 13:51:06,096 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 13:51:06,503 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_6c832375-8ba5-4923-be23-0fd85d5573aa/sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i[30176,30189] [2022-11-23 13:51:06,532 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 13:51:06,533 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@625dc068 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:51:06, skipping insertion in model container [2022-11-23 13:51:06,533 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 13:51:06,533 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 13:51:06,536 INFO L158 Benchmark]: Toolchain (without parser) took 513.40ms. Allocated memory is still 182.5MB. Free memory was 137.6MB in the beginning and 125.1MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-23 13:51:06,537 INFO L158 Benchmark]: CDTParser took 0.72ms. Allocated memory is still 132.1MB. Free memory was 73.9MB in the beginning and 73.8MB in the end (delta: 106.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 13:51:06,538 INFO L158 Benchmark]: CACSL2BoogieTranslator took 507.47ms. Allocated memory is still 182.5MB. Free memory was 137.2MB in the beginning and 125.1MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-23 13:51:06,540 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.72ms. Allocated memory is still 132.1MB. Free memory was 73.9MB in the beginning and 73.8MB in the end (delta: 106.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 507.47ms. Allocated memory is still 182.5MB. Free memory was 137.2MB in the beginning and 125.1MB 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 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_6c832375-8ba5-4923-be23-0fd85d5573aa/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c832375-8ba5-4923-be23-0fd85d5573aa/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_6c832375-8ba5-4923-be23-0fd85d5573aa/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c832375-8ba5-4923-be23-0fd85d5573aa/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_6c832375-8ba5-4923-be23-0fd85d5573aa/bin/utaipan-Q6hlc19bkW/config/svcomp-DataRace-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c832375-8ba5-4923-be23-0fd85d5573aa/bin/utaipan-Q6hlc19bkW --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --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 13:51:08,790 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 13:51:08,792 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 13:51:08,817 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 13:51:08,818 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 13:51:08,823 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 13:51:08,828 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 13:51:08,832 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 13:51:08,834 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 13:51:08,840 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 13:51:08,841 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 13:51:08,843 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 13:51:08,844 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 13:51:08,846 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 13:51:08,849 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 13:51:08,854 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 13:51:08,856 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 13:51:08,857 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 13:51:08,859 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 13:51:08,865 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 13:51:08,867 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 13:51:08,870 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 13:51:08,871 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 13:51:08,872 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 13:51:08,880 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 13:51:08,880 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 13:51:08,881 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 13:51:08,883 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 13:51:08,883 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 13:51:08,885 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 13:51:08,885 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 13:51:08,887 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 13:51:08,888 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 13:51:08,898 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 13:51:08,899 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 13:51:08,899 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 13:51:08,900 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 13:51:08,900 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 13:51:08,901 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 13:51:08,902 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 13:51:08,902 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 13:51:08,903 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c832375-8ba5-4923-be23-0fd85d5573aa/bin/utaipan-Q6hlc19bkW/config/svcomp-DataRace-32bit-Taipan_Bitvector.epf [2022-11-23 13:51:08,948 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 13:51:08,948 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 13:51:08,950 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 13:51:08,950 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 13:51:08,951 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 13:51:08,952 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 13:51:08,952 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 13:51:08,952 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 13:51:08,952 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 13:51:08,953 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 13:51:08,954 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 13:51:08,954 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 13:51:08,955 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 13:51:08,955 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 13:51:08,955 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 13:51:08,956 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 13:51:08,956 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 13:51:08,956 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 13:51:08,956 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 13:51:08,957 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 13:51:08,957 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-23 13:51:08,957 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-23 13:51:08,957 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-23 13:51:08,957 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 13:51:08,958 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 13:51:08,958 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 13:51:08,958 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 13:51:08,958 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 13:51:08,959 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 13:51:08,959 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 13:51:08,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 13:51:08,959 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 13:51:08,960 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 13:51:08,960 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 13:51:08,960 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-23 13:51:08,961 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-23 13:51:08,961 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 13:51:08,961 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 13:51:08,961 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 13:51:08,961 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_6c832375-8ba5-4923-be23-0fd85d5573aa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c832375-8ba5-4923-be23-0fd85d5573aa/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a5467924cd62a6d6301376f871a3fa704e759ac548ad813feae8f9d5b696103 [2022-11-23 13:51:09,398 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 13:51:09,428 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 13:51:09,431 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 13:51:09,432 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 13:51:09,433 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 13:51:09,435 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c832375-8ba5-4923-be23-0fd85d5573aa/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i [2022-11-23 13:51:12,490 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 13:51:12,728 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 13:51:12,729 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c832375-8ba5-4923-be23-0fd85d5573aa/sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i [2022-11-23 13:51:12,765 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c832375-8ba5-4923-be23-0fd85d5573aa/bin/utaipan-Q6hlc19bkW/data/18fe08561/9277275b1015480d900d6e98916b3025/FLAG3cbd2913b [2022-11-23 13:51:12,782 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c832375-8ba5-4923-be23-0fd85d5573aa/bin/utaipan-Q6hlc19bkW/data/18fe08561/9277275b1015480d900d6e98916b3025 [2022-11-23 13:51:12,787 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 13:51:12,789 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 13:51:12,794 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 13:51:12,794 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 13:51:12,798 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 13:51:12,799 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:51:12" (1/1) ... [2022-11-23 13:51:12,800 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74e0630d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:51:12, skipping insertion in model container [2022-11-23 13:51:12,801 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:51:12" (1/1) ... [2022-11-23 13:51:12,808 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 13:51:12,866 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 13:51:13,296 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_6c832375-8ba5-4923-be23-0fd85d5573aa/sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i[30176,30189] [2022-11-23 13:51:13,323 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 13:51:13,324 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@19872b1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:51:13, skipping insertion in model container [2022-11-23 13:51:13,324 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 13:51:13,324 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 13:51:13,327 INFO L158 Benchmark]: Toolchain (without parser) took 536.52ms. Allocated memory is still 79.7MB. Free memory was 60.7MB in the beginning and 48.2MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-23 13:51:13,327 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 58.7MB. Free memory is still 36.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 13:51:13,328 INFO L158 Benchmark]: CACSL2BoogieTranslator took 530.22ms. Allocated memory is still 79.7MB. Free memory was 60.7MB in the beginning and 48.2MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-23 13:51:13,330 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 58.7MB. Free memory is still 36.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 530.22ms. Allocated memory is still 79.7MB. Free memory was 60.7MB in the beginning and 48.2MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 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