./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a 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_e694b9a9-0bcf-4986-81f7-e702f90e892e/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e694b9a9-0bcf-4986-81f7-e702f90e892e/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e694b9a9-0bcf-4986-81f7-e702f90e892e/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e694b9a9-0bcf-4986-81f7-e702f90e892e/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e694b9a9-0bcf-4986-81f7-e702f90e892e/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e694b9a9-0bcf-4986-81f7-e702f90e892e/bin/utaipan-7li7fVZpFI --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 5c1f632db98267ccd924a3fe5a6c3aeb9e2efaa284be928aea18fc6f688690e8 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 01:46:05,929 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 01:46:05,932 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 01:46:05,984 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 01:46:05,985 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 01:46:05,989 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 01:46:05,991 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 01:46:05,996 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 01:46:05,998 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 01:46:06,007 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 01:46:06,008 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 01:46:06,010 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 01:46:06,011 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 01:46:06,012 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 01:46:06,013 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 01:46:06,014 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 01:46:06,019 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 01:46:06,020 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 01:46:06,022 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 01:46:06,032 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 01:46:06,034 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 01:46:06,037 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 01:46:06,038 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 01:46:06,039 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 01:46:06,042 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 01:46:06,043 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 01:46:06,043 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 01:46:06,044 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 01:46:06,045 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 01:46:06,047 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 01:46:06,049 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 01:46:06,050 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 01:46:06,053 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 01:46:06,054 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 01:46:06,055 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 01:46:06,056 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 01:46:06,057 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 01:46:06,057 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 01:46:06,057 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 01:46:06,058 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 01:46:06,059 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 01:46:06,060 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e694b9a9-0bcf-4986-81f7-e702f90e892e/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-03 01:46:06,111 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 01:46:06,111 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 01:46:06,112 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 01:46:06,113 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 01:46:06,114 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 01:46:06,114 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 01:46:06,114 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 01:46:06,114 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 01:46:06,115 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 01:46:06,115 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 01:46:06,116 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 01:46:06,116 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 01:46:06,117 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 01:46:06,117 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 01:46:06,117 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 01:46:06,117 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 01:46:06,118 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 01:46:06,118 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 01:46:06,119 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 01:46:06,119 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-03 01:46:06,119 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 01:46:06,120 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-03 01:46:06,120 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 01:46:06,120 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 01:46:06,120 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 01:46:06,121 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 01:46:06,122 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-03 01:46:06,122 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 01:46:06,122 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 01:46:06,122 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 01:46:06,123 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 01:46:06,123 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 01:46:06,123 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 01:46:06,124 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 01:46:06,124 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 01:46:06,124 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 01:46:06,124 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 01:46:06,125 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 01:46:06,125 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 01:46:06,125 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 01:46:06,125 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 01:46:06,126 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_e694b9a9-0bcf-4986-81f7-e702f90e892e/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e694b9a9-0bcf-4986-81f7-e702f90e892e/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c1f632db98267ccd924a3fe5a6c3aeb9e2efaa284be928aea18fc6f688690e8 [2022-11-03 01:46:06,559 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 01:46:06,596 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 01:46:06,599 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 01:46:06,601 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 01:46:06,602 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 01:46:06,603 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e694b9a9-0bcf-4986-81f7-e702f90e892e/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i [2022-11-03 01:46:06,698 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e694b9a9-0bcf-4986-81f7-e702f90e892e/bin/utaipan-7li7fVZpFI/data/0bb21bc55/382e56b436db4804868831c381cfafec/FLAGfc83cbe08 [2022-11-03 01:46:07,515 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 01:46:07,516 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e694b9a9-0bcf-4986-81f7-e702f90e892e/sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i [2022-11-03 01:46:07,532 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e694b9a9-0bcf-4986-81f7-e702f90e892e/bin/utaipan-7li7fVZpFI/data/0bb21bc55/382e56b436db4804868831c381cfafec/FLAGfc83cbe08 [2022-11-03 01:46:07,717 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e694b9a9-0bcf-4986-81f7-e702f90e892e/bin/utaipan-7li7fVZpFI/data/0bb21bc55/382e56b436db4804868831c381cfafec [2022-11-03 01:46:07,720 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 01:46:07,722 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 01:46:07,725 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 01:46:07,726 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 01:46:07,730 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 01:46:07,731 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:46:07" (1/1) ... [2022-11-03 01:46:07,733 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5996ecb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:46:07, skipping insertion in model container [2022-11-03 01:46:07,733 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:46:07" (1/1) ... [2022-11-03 01:46:07,743 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 01:46:07,789 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 01:46:08,262 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_e694b9a9-0bcf-4986-81f7-e702f90e892e/sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i[30176,30189] [2022-11-03 01:46:08,291 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. [2022-11-03 01:46:08,292 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@45a5f7d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:46:08, skipping insertion in model container [2022-11-03 01:46:08,292 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 01:46:08,293 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 01:46:08,296 INFO L158 Benchmark]: Toolchain (without parser) took 571.91ms. Allocated memory is still 117.4MB. Free memory was 77.8MB in the beginning and 90.6MB in the end (delta: -12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-03 01:46:08,298 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 95.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 01:46:08,300 INFO L158 Benchmark]: CACSL2BoogieTranslator took 567.18ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 90.6MB in the end (delta: -13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-03 01:46:08,303 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 95.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 567.18ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 90.6MB in the end (delta: -13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 710]: Unsupported Syntax The second argument of the pthread_mutex_init is not a null pointer. This means that non-default attributes are used. We support only the default attributes. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis 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_e694b9a9-0bcf-4986-81f7-e702f90e892e/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e694b9a9-0bcf-4986-81f7-e702f90e892e/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e694b9a9-0bcf-4986-81f7-e702f90e892e/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e694b9a9-0bcf-4986-81f7-e702f90e892e/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e694b9a9-0bcf-4986-81f7-e702f90e892e/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e694b9a9-0bcf-4986-81f7-e702f90e892e/bin/utaipan-7li7fVZpFI --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 5c1f632db98267ccd924a3fe5a6c3aeb9e2efaa284be928aea18fc6f688690e8 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 01:46:11,025 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 01:46:11,027 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 01:46:11,064 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 01:46:11,065 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 01:46:11,066 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 01:46:11,068 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 01:46:11,071 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 01:46:11,073 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 01:46:11,074 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 01:46:11,076 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 01:46:11,077 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 01:46:11,078 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 01:46:11,079 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 01:46:11,081 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 01:46:11,082 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 01:46:11,090 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 01:46:11,094 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 01:46:11,096 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 01:46:11,099 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 01:46:11,101 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 01:46:11,116 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 01:46:11,117 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 01:46:11,119 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 01:46:11,123 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 01:46:11,124 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 01:46:11,124 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 01:46:11,130 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 01:46:11,131 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 01:46:11,132 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 01:46:11,132 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 01:46:11,133 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 01:46:11,136 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 01:46:11,137 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 01:46:11,140 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 01:46:11,141 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 01:46:11,143 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 01:46:11,143 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 01:46:11,144 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 01:46:11,145 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 01:46:11,148 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 01:46:11,149 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e694b9a9-0bcf-4986-81f7-e702f90e892e/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2022-11-03 01:46:11,201 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 01:46:11,206 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 01:46:11,208 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 01:46:11,208 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 01:46:11,210 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 01:46:11,210 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 01:46:11,210 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 01:46:11,211 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 01:46:11,211 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 01:46:11,211 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 01:46:11,213 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 01:46:11,213 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 01:46:11,215 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 01:46:11,215 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-03 01:46:11,216 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-03 01:46:11,216 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 01:46:11,216 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 01:46:11,217 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 01:46:11,217 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 01:46:11,217 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-03 01:46:11,218 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-03 01:46:11,218 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-03 01:46:11,218 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-03 01:46:11,218 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 01:46:11,219 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 01:46:11,219 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 01:46:11,219 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 01:46:11,219 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-03 01:46:11,220 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 01:46:11,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 01:46:11,220 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 01:46:11,221 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 01:46:11,221 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 01:46:11,222 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-03 01:46:11,222 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-03 01:46:11,222 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 01:46:11,222 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 01:46:11,223 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-03 01:46:11,223 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_e694b9a9-0bcf-4986-81f7-e702f90e892e/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e694b9a9-0bcf-4986-81f7-e702f90e892e/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c1f632db98267ccd924a3fe5a6c3aeb9e2efaa284be928aea18fc6f688690e8 [2022-11-03 01:46:11,680 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 01:46:11,704 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 01:46:11,707 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 01:46:11,709 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 01:46:11,710 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 01:46:11,712 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e694b9a9-0bcf-4986-81f7-e702f90e892e/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i [2022-11-03 01:46:11,795 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e694b9a9-0bcf-4986-81f7-e702f90e892e/bin/utaipan-7li7fVZpFI/data/a7d9d336d/27652257e2ed42d0aab2e44a3b2e9456/FLAG141471fe9 [2022-11-03 01:46:12,523 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 01:46:12,524 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e694b9a9-0bcf-4986-81f7-e702f90e892e/sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i [2022-11-03 01:46:12,545 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e694b9a9-0bcf-4986-81f7-e702f90e892e/bin/utaipan-7li7fVZpFI/data/a7d9d336d/27652257e2ed42d0aab2e44a3b2e9456/FLAG141471fe9 [2022-11-03 01:46:12,746 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e694b9a9-0bcf-4986-81f7-e702f90e892e/bin/utaipan-7li7fVZpFI/data/a7d9d336d/27652257e2ed42d0aab2e44a3b2e9456 [2022-11-03 01:46:12,749 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 01:46:12,751 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 01:46:12,753 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 01:46:12,753 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 01:46:12,758 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 01:46:12,759 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:46:12" (1/1) ... [2022-11-03 01:46:12,761 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57c84870 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:46:12, skipping insertion in model container [2022-11-03 01:46:12,761 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:46:12" (1/1) ... [2022-11-03 01:46:12,771 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 01:46:12,809 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 01:46:13,355 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_e694b9a9-0bcf-4986-81f7-e702f90e892e/sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i[30176,30189] [2022-11-03 01:46:13,380 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. [2022-11-03 01:46:13,381 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3e8ceee3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:46:13, skipping insertion in model container [2022-11-03 01:46:13,382 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 01:46:13,383 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 01:46:13,386 INFO L158 Benchmark]: Toolchain (without parser) took 632.78ms. Allocated memory is still 56.6MB. Free memory was 32.7MB in the beginning and 37.2MB in the end (delta: -4.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-03 01:46:13,388 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 56.6MB. Free memory was 37.3MB in the beginning and 37.3MB in the end (delta: 43.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 01:46:13,390 INFO L158 Benchmark]: CACSL2BoogieTranslator took 629.51ms. Allocated memory is still 56.6MB. Free memory was 32.6MB in the beginning and 37.2MB in the end (delta: -4.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-03 01:46:13,393 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 56.6MB. Free memory was 37.3MB in the beginning and 37.3MB in the end (delta: 43.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 629.51ms. Allocated memory is still 56.6MB. Free memory was 32.6MB in the beginning and 37.2MB in the end (delta: -4.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 710]: Unsupported Syntax The second argument of the pthread_mutex_init is not a null pointer. This means that non-default attributes are used. We support only the default attributes. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN