./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b626b5d6-9d58-465c-ae7b-d2144ecbceb6/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b626b5d6-9d58-465c-ae7b-d2144ecbceb6/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b626b5d6-9d58-465c-ae7b-d2144ecbceb6/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b626b5d6-9d58-465c-ae7b-d2144ecbceb6/bin/utaipan-g80aRyZoba/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_b626b5d6-9d58-465c-ae7b-d2144ecbceb6/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b626b5d6-9d58-465c-ae7b-d2144ecbceb6/bin/utaipan-g80aRyZoba --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 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-b5237d8 [2022-11-22 00:26:14,983 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 00:26:14,986 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 00:26:15,028 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 00:26:15,029 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 00:26:15,030 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 00:26:15,031 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 00:26:15,032 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 00:26:15,034 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 00:26:15,035 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 00:26:15,036 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 00:26:15,037 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 00:26:15,037 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 00:26:15,040 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 00:26:15,041 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 00:26:15,042 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 00:26:15,043 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 00:26:15,044 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 00:26:15,045 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 00:26:15,047 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 00:26:15,049 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 00:26:15,058 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 00:26:15,060 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 00:26:15,061 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 00:26:15,070 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 00:26:15,070 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 00:26:15,070 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 00:26:15,071 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 00:26:15,072 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 00:26:15,072 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 00:26:15,073 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 00:26:15,074 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 00:26:15,074 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 00:26:15,075 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 00:26:15,076 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 00:26:15,076 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 00:26:15,077 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 00:26:15,077 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 00:26:15,077 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 00:26:15,082 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 00:26:15,084 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 00:26:15,084 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b626b5d6-9d58-465c-ae7b-d2144ecbceb6/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-22 00:26:15,124 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 00:26:15,124 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 00:26:15,125 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 00:26:15,125 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 00:26:15,126 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 00:26:15,126 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 00:26:15,127 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 00:26:15,127 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 00:26:15,127 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 00:26:15,127 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 00:26:15,128 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 00:26:15,129 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 00:26:15,129 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 00:26:15,129 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 00:26:15,129 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 00:26:15,129 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 00:26:15,129 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 00:26:15,130 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 00:26:15,130 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 00:26:15,131 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-22 00:26:15,131 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 00:26:15,131 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 00:26:15,131 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-22 00:26:15,131 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 00:26:15,132 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 00:26:15,132 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 00:26:15,145 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 00:26:15,146 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-22 00:26:15,146 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-22 00:26:15,146 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 00:26:15,147 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 00:26:15,147 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 00:26:15,147 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 00:26:15,147 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 00:26:15,148 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 00:26:15,148 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 00:26:15,148 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 00:26:15,148 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 00:26:15,149 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 00:26:15,149 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 00:26:15,149 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 00:26:15,149 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 00:26:15,149 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 00:26:15,149 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_b626b5d6-9d58-465c-ae7b-d2144ecbceb6/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b626b5d6-9d58-465c-ae7b-d2144ecbceb6/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c1f632db98267ccd924a3fe5a6c3aeb9e2efaa284be928aea18fc6f688690e8 [2022-11-22 00:26:15,409 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 00:26:15,442 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 00:26:15,445 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 00:26:15,446 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 00:26:15,447 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 00:26:15,448 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b626b5d6-9d58-465c-ae7b-d2144ecbceb6/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i [2022-11-22 00:26:18,450 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 00:26:18,816 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 00:26:18,816 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b626b5d6-9d58-465c-ae7b-d2144ecbceb6/sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i [2022-11-22 00:26:18,843 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b626b5d6-9d58-465c-ae7b-d2144ecbceb6/bin/utaipan-g80aRyZoba/data/a287bf516/97d80788fd0c4fb1a922f294fb2f196f/FLAG9a6c46c59 [2022-11-22 00:26:18,858 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b626b5d6-9d58-465c-ae7b-d2144ecbceb6/bin/utaipan-g80aRyZoba/data/a287bf516/97d80788fd0c4fb1a922f294fb2f196f [2022-11-22 00:26:18,860 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 00:26:18,862 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 00:26:18,863 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 00:26:18,864 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 00:26:18,868 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 00:26:18,869 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:26:18" (1/1) ... [2022-11-22 00:26:18,870 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c3f7f2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:26:18, skipping insertion in model container [2022-11-22 00:26:18,870 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:26:18" (1/1) ... [2022-11-22 00:26:18,878 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 00:26:18,928 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 00:26:19,275 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_b626b5d6-9d58-465c-ae7b-d2144ecbceb6/sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i[30176,30189] [2022-11-22 00:26:19,299 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. [2022-11-22 00:26:19,299 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4455f419 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:26:19, skipping insertion in model container [2022-11-22 00:26:19,300 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 00:26:19,300 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-22 00:26:19,302 INFO L158 Benchmark]: Toolchain (without parser) took 439.15ms. Allocated memory is still 144.7MB. Free memory was 113.3MB in the beginning and 101.3MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-22 00:26:19,303 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 144.7MB. Free memory is still 115.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 00:26:19,303 INFO L158 Benchmark]: CACSL2BoogieTranslator took 436.70ms. Allocated memory is still 144.7MB. Free memory was 112.7MB in the beginning and 101.3MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-22 00:26:19,305 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 144.7MB. Free memory is still 115.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 436.70ms. Allocated memory is still 144.7MB. Free memory was 112.7MB in the beginning and 101.3MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b626b5d6-9d58-465c-ae7b-d2144ecbceb6/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b626b5d6-9d58-465c-ae7b-d2144ecbceb6/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b626b5d6-9d58-465c-ae7b-d2144ecbceb6/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b626b5d6-9d58-465c-ae7b-d2144ecbceb6/bin/utaipan-g80aRyZoba/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_b626b5d6-9d58-465c-ae7b-d2144ecbceb6/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b626b5d6-9d58-465c-ae7b-d2144ecbceb6/bin/utaipan-g80aRyZoba --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 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-b5237d8 [2022-11-22 00:26:21,644 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 00:26:21,647 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 00:26:21,667 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 00:26:21,667 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 00:26:21,668 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 00:26:21,670 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 00:26:21,672 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 00:26:21,674 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 00:26:21,675 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 00:26:21,676 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 00:26:21,678 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 00:26:21,678 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 00:26:21,679 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 00:26:21,681 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 00:26:21,682 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 00:26:21,683 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 00:26:21,684 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 00:26:21,686 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 00:26:21,688 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 00:26:21,689 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 00:26:21,691 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 00:26:21,692 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 00:26:21,693 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 00:26:21,718 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 00:26:21,719 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 00:26:21,719 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 00:26:21,720 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 00:26:21,721 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 00:26:21,722 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 00:26:21,722 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 00:26:21,723 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 00:26:21,724 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 00:26:21,725 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 00:26:21,726 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 00:26:21,736 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 00:26:21,737 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 00:26:21,737 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 00:26:21,737 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 00:26:21,738 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 00:26:21,739 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 00:26:21,740 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b626b5d6-9d58-465c-ae7b-d2144ecbceb6/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-32bit-Taipan_Bitvector.epf [2022-11-22 00:26:21,765 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 00:26:21,765 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 00:26:21,766 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 00:26:21,766 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 00:26:21,767 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 00:26:21,767 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 00:26:21,768 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 00:26:21,768 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 00:26:21,768 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 00:26:21,769 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 00:26:21,769 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 00:26:21,769 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 00:26:21,770 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 00:26:21,770 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-22 00:26:21,771 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 00:26:21,771 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-22 00:26:21,771 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 00:26:21,772 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 00:26:21,772 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 00:26:21,772 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 00:26:21,773 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-22 00:26:21,773 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-22 00:26:21,773 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-22 00:26:21,773 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-22 00:26:21,774 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-22 00:26:21,774 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 00:26:21,774 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 00:26:21,775 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 00:26:21,775 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 00:26:21,775 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-22 00:26:21,776 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 00:26:21,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 00:26:21,776 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 00:26:21,777 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 00:26:21,777 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 00:26:21,777 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-22 00:26:21,777 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-22 00:26:21,778 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 00:26:21,778 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 00:26:21,778 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-22 00:26:21,779 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_b626b5d6-9d58-465c-ae7b-d2144ecbceb6/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b626b5d6-9d58-465c-ae7b-d2144ecbceb6/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c1f632db98267ccd924a3fe5a6c3aeb9e2efaa284be928aea18fc6f688690e8 [2022-11-22 00:26:22,158 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 00:26:22,179 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 00:26:22,182 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 00:26:22,183 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 00:26:22,184 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 00:26:22,185 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b626b5d6-9d58-465c-ae7b-d2144ecbceb6/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i [2022-11-22 00:26:25,227 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 00:26:25,540 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 00:26:25,541 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b626b5d6-9d58-465c-ae7b-d2144ecbceb6/sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i [2022-11-22 00:26:25,563 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b626b5d6-9d58-465c-ae7b-d2144ecbceb6/bin/utaipan-g80aRyZoba/data/41bff3587/fd1b6232e1dd4cc0b41caeb1a9efe780/FLAGc7df55f60 [2022-11-22 00:26:25,590 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b626b5d6-9d58-465c-ae7b-d2144ecbceb6/bin/utaipan-g80aRyZoba/data/41bff3587/fd1b6232e1dd4cc0b41caeb1a9efe780 [2022-11-22 00:26:25,595 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 00:26:25,597 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 00:26:25,602 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 00:26:25,602 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 00:26:25,606 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 00:26:25,607 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:26:25" (1/1) ... [2022-11-22 00:26:25,608 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@452b2d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:26:25, skipping insertion in model container [2022-11-22 00:26:25,609 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:26:25" (1/1) ... [2022-11-22 00:26:25,617 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 00:26:25,674 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 00:26:26,102 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_b626b5d6-9d58-465c-ae7b-d2144ecbceb6/sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i[30176,30189] [2022-11-22 00:26:26,117 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. [2022-11-22 00:26:26,118 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3d043d07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:26:26, skipping insertion in model container [2022-11-22 00:26:26,118 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 00:26:26,118 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-22 00:26:26,120 INFO L158 Benchmark]: Toolchain (without parser) took 522.67ms. Allocated memory is still 77.6MB. Free memory was 54.4MB in the beginning and 42.0MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-22 00:26:26,121 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 62.9MB. Free memory was 41.3MB in the beginning and 41.3MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 00:26:26,121 INFO L158 Benchmark]: CACSL2BoogieTranslator took 516.19ms. Allocated memory is still 77.6MB. Free memory was 54.2MB in the beginning and 42.2MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-22 00:26:26,123 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 62.9MB. Free memory was 41.3MB in the beginning and 41.3MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 516.19ms. Allocated memory is still 77.6MB. Free memory was 54.2MB in the beginning and 42.2MB in the end (delta: 12.0MB). 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