./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08b2a0e-2f96-4bb3-b181-a167931dbf17/bin/utaipan-G1rejxKTta/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08b2a0e-2f96-4bb3-b181-a167931dbf17/bin/utaipan-G1rejxKTta/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08b2a0e-2f96-4bb3-b181-a167931dbf17/bin/utaipan-G1rejxKTta/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08b2a0e-2f96-4bb3-b181-a167931dbf17/bin/utaipan-G1rejxKTta/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_a08b2a0e-2f96-4bb3-b181-a167931dbf17/bin/utaipan-G1rejxKTta/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08b2a0e-2f96-4bb3-b181-a167931dbf17/bin/utaipan-G1rejxKTta --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --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-dbf71c6-m [2022-10-17 17:39:49,999 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:39:50,001 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:39:50,034 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:39:50,035 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:39:50,037 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:39:50,039 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:39:50,041 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:39:50,044 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:39:50,046 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:39:50,047 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:39:50,049 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:39:50,050 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:39:50,051 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:39:50,053 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:39:50,055 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:39:50,057 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:39:50,058 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:39:50,061 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:39:50,063 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:39:50,066 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:39:50,067 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:39:50,069 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:39:50,070 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:39:50,076 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:39:50,083 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:39:50,084 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:39:50,086 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:39:50,087 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:39:50,089 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:39:50,090 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:39:50,091 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:39:50,094 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:39:50,096 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:39:50,099 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:39:50,100 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:39:50,101 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:39:50,101 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:39:50,101 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:39:50,103 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:39:50,104 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:39:50,106 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08b2a0e-2f96-4bb3-b181-a167931dbf17/bin/utaipan-G1rejxKTta/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-10-17 17:39:50,160 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:39:50,160 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:39:50,161 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 17:39:50,161 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 17:39:50,162 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:39:50,163 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 17:39:50,163 INFO L138 SettingsManager]: * User list type=DISABLED [2022-10-17 17:39:50,163 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-10-17 17:39:50,163 INFO L138 SettingsManager]: * Explicit value domain=true [2022-10-17 17:39:50,164 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-10-17 17:39:50,165 INFO L138 SettingsManager]: * Octagon Domain=false [2022-10-17 17:39:50,165 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-10-17 17:39:50,165 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-10-17 17:39:50,165 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-10-17 17:39:50,166 INFO L138 SettingsManager]: * Interval Domain=false [2022-10-17 17:39:50,166 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-10-17 17:39:50,166 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-10-17 17:39:50,166 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-10-17 17:39:50,167 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:39:50,168 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:39:50,168 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:39:50,168 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:39:50,168 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:39:50,168 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:39:50,169 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:39:50,169 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:39:50,169 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:39:50,169 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:39:50,170 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:39:50,170 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:39:50,170 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:39:50,171 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 17:39:50,171 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 17:39:50,171 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:39:50,171 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-10-17 17:39:50,172 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:39:50,172 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:39:50,172 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-10-17 17:39:50,174 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:39:50,174 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:39:50,174 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-10-17 17:39:50,174 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_a08b2a0e-2f96-4bb3-b181-a167931dbf17/bin/utaipan-G1rejxKTta/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08b2a0e-2f96-4bb3-b181-a167931dbf17/bin/utaipan-G1rejxKTta Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a5467924cd62a6d6301376f871a3fa704e759ac548ad813feae8f9d5b696103 [2022-10-17 17:39:50,479 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:39:50,501 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:39:50,505 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:39:50,506 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:39:50,507 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:39:50,509 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08b2a0e-2f96-4bb3-b181-a167931dbf17/bin/utaipan-G1rejxKTta/../../sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i [2022-10-17 17:39:50,574 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08b2a0e-2f96-4bb3-b181-a167931dbf17/bin/utaipan-G1rejxKTta/data/d1e951d02/7d4f9f3bc40448528cc44796ae7674a5/FLAGa0f359865 [2022-10-17 17:39:51,118 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:39:51,119 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08b2a0e-2f96-4bb3-b181-a167931dbf17/sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i [2022-10-17 17:39:51,134 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08b2a0e-2f96-4bb3-b181-a167931dbf17/bin/utaipan-G1rejxKTta/data/d1e951d02/7d4f9f3bc40448528cc44796ae7674a5/FLAGa0f359865 [2022-10-17 17:39:51,429 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08b2a0e-2f96-4bb3-b181-a167931dbf17/bin/utaipan-G1rejxKTta/data/d1e951d02/7d4f9f3bc40448528cc44796ae7674a5 [2022-10-17 17:39:51,433 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:39:51,435 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:39:51,439 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:39:51,439 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:39:51,443 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:39:51,443 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:39:51" (1/1) ... [2022-10-17 17:39:51,445 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c8daff4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:39:51, skipping insertion in model container [2022-10-17 17:39:51,446 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:39:51" (1/1) ... [2022-10-17 17:39:51,455 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:39:51,514 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:39:51,921 WARN L230 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_a08b2a0e-2f96-4bb3-b181-a167931dbf17/sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i[30176,30189] [2022-10-17 17:39:51,946 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. [2022-10-17 17:39:51,947 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2031aed1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:39:51, skipping insertion in model container [2022-10-17 17:39:51,947 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:39:51,948 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-10-17 17:39:51,950 INFO L158 Benchmark]: Toolchain (without parser) took 513.10ms. Allocated memory was 83.9MB in the beginning and 117.4MB in the end (delta: 33.6MB). Free memory was 45.9MB in the beginning and 90.0MB in the end (delta: -44.1MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2022-10-17 17:39:51,951 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 63.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:39:51,953 INFO L158 Benchmark]: CACSL2BoogieTranslator took 508.62ms. Allocated memory was 83.9MB in the beginning and 117.4MB in the end (delta: 33.6MB). Free memory was 45.7MB in the beginning and 90.0MB in the end (delta: -44.3MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2022-10-17 17:39:51,955 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 63.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 508.62ms. Allocated memory was 83.9MB in the beginning and 117.4MB in the end (delta: 33.6MB). Free memory was 45.7MB in the beginning and 90.0MB in the end (delta: -44.3MB). Peak memory consumption was 6.4MB. 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08b2a0e-2f96-4bb3-b181-a167931dbf17/bin/utaipan-G1rejxKTta/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08b2a0e-2f96-4bb3-b181-a167931dbf17/bin/utaipan-G1rejxKTta/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08b2a0e-2f96-4bb3-b181-a167931dbf17/bin/utaipan-G1rejxKTta/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08b2a0e-2f96-4bb3-b181-a167931dbf17/bin/utaipan-G1rejxKTta/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_a08b2a0e-2f96-4bb3-b181-a167931dbf17/bin/utaipan-G1rejxKTta/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08b2a0e-2f96-4bb3-b181-a167931dbf17/bin/utaipan-G1rejxKTta --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --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-dbf71c6-m [2022-10-17 17:39:54,246 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:39:54,248 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:39:54,288 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:39:54,289 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:39:54,294 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:39:54,297 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:39:54,302 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:39:54,312 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:39:54,316 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:39:54,318 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:39:54,320 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:39:54,321 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:39:54,328 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:39:54,330 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:39:54,333 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:39:54,334 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:39:54,336 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:39:54,341 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:39:54,346 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:39:54,351 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:39:54,353 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:39:54,356 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:39:54,359 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:39:54,367 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:39:54,368 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:39:54,368 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:39:54,371 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:39:54,371 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:39:54,373 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:39:54,373 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:39:54,374 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:39:54,377 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:39:54,378 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:39:54,379 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:39:54,379 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:39:54,380 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:39:54,380 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:39:54,381 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:39:54,383 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:39:54,384 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:39:54,385 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08b2a0e-2f96-4bb3-b181-a167931dbf17/bin/utaipan-G1rejxKTta/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2022-10-17 17:39:54,443 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:39:54,443 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:39:54,445 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 17:39:54,445 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 17:39:54,446 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:39:54,447 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 17:39:54,447 INFO L138 SettingsManager]: * User list type=DISABLED [2022-10-17 17:39:54,447 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-10-17 17:39:54,447 INFO L138 SettingsManager]: * Explicit value domain=true [2022-10-17 17:39:54,448 INFO L138 SettingsManager]: * Octagon Domain=false [2022-10-17 17:39:54,449 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-10-17 17:39:54,449 INFO L138 SettingsManager]: * Interval Domain=false [2022-10-17 17:39:54,450 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:39:54,451 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:39:54,451 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:39:54,451 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:39:54,451 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:39:54,452 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:39:54,452 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:39:54,452 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 17:39:54,452 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 17:39:54,452 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 17:39:54,453 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:39:54,453 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:39:54,453 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:39:54,453 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:39:54,454 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:39:54,454 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 17:39:54,454 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 17:39:54,454 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 17:39:54,455 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:39:54,455 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:39:54,455 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:39:54,456 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 17:39:54,456 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 17:39:54,456 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:39:54,456 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-10-17 17:39:54,457 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 17:39:54,457 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_a08b2a0e-2f96-4bb3-b181-a167931dbf17/bin/utaipan-G1rejxKTta/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08b2a0e-2f96-4bb3-b181-a167931dbf17/bin/utaipan-G1rejxKTta Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a5467924cd62a6d6301376f871a3fa704e759ac548ad813feae8f9d5b696103 [2022-10-17 17:39:54,829 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:39:54,858 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:39:54,861 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:39:54,862 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:39:54,863 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:39:54,865 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08b2a0e-2f96-4bb3-b181-a167931dbf17/bin/utaipan-G1rejxKTta/../../sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i [2022-10-17 17:39:54,945 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08b2a0e-2f96-4bb3-b181-a167931dbf17/bin/utaipan-G1rejxKTta/data/362c06cfa/0c5de25ca0c04199a2604b735986b2bc/FLAGf2f13e268 [2022-10-17 17:39:55,586 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:39:55,587 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08b2a0e-2f96-4bb3-b181-a167931dbf17/sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i [2022-10-17 17:39:55,601 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08b2a0e-2f96-4bb3-b181-a167931dbf17/bin/utaipan-G1rejxKTta/data/362c06cfa/0c5de25ca0c04199a2604b735986b2bc/FLAGf2f13e268 [2022-10-17 17:39:55,844 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08b2a0e-2f96-4bb3-b181-a167931dbf17/bin/utaipan-G1rejxKTta/data/362c06cfa/0c5de25ca0c04199a2604b735986b2bc [2022-10-17 17:39:55,847 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:39:55,848 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:39:55,850 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:39:55,851 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:39:55,855 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:39:55,856 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:39:55" (1/1) ... [2022-10-17 17:39:55,857 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56f0ea9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:39:55, skipping insertion in model container [2022-10-17 17:39:55,858 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:39:55" (1/1) ... [2022-10-17 17:39:55,866 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:39:55,903 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:39:56,271 WARN L230 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_a08b2a0e-2f96-4bb3-b181-a167931dbf17/sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i[30176,30189] [2022-10-17 17:39:56,286 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. [2022-10-17 17:39:56,287 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@58994abe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:39:56, skipping insertion in model container [2022-10-17 17:39:56,287 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:39:56,287 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-10-17 17:39:56,289 INFO L158 Benchmark]: Toolchain (without parser) took 440.09ms. Allocated memory is still 58.7MB. Free memory was 33.9MB in the beginning and 38.6MB in the end (delta: -4.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 17:39:56,290 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 58.7MB. Free memory was 38.6MB in the beginning and 38.6MB in the end (delta: 50.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:39:56,291 INFO L158 Benchmark]: CACSL2BoogieTranslator took 436.87ms. Allocated memory is still 58.7MB. Free memory was 33.8MB in the beginning and 38.8MB in the end (delta: -5.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 17:39:56,293 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 58.7MB. Free memory was 38.6MB in the beginning and 38.6MB in the end (delta: 50.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 436.87ms. Allocated memory is still 58.7MB. Free memory was 33.8MB in the beginning and 38.8MB in the end (delta: -5.0MB). 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