./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-wmm/safe016_power.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 38b53e6a 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_04c6c078-aa35-47e0-a335-ffbc1ec5822d/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04c6c078-aa35-47e0-a335-ffbc1ec5822d/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04c6c078-aa35-47e0-a335-ffbc1ec5822d/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04c6c078-aa35-47e0-a335-ffbc1ec5822d/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe016_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04c6c078-aa35-47e0-a335-ffbc1ec5822d/bin/utaipan-ByfvJB40ur/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04c6c078-aa35-47e0-a335-ffbc1ec5822d/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6b69d29db6700923687b32c5d8fab6e8f05fe2198d87348098263d957793e472 --- 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-38b53e6 [2022-11-26 00:58:48,502 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 00:58:48,505 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 00:58:48,532 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 00:58:48,533 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 00:58:48,534 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 00:58:48,535 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 00:58:48,537 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 00:58:48,543 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 00:58:48,545 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 00:58:48,546 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 00:58:48,547 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 00:58:48,548 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 00:58:48,549 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 00:58:48,550 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 00:58:48,551 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 00:58:48,552 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 00:58:48,553 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 00:58:48,561 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 00:58:48,570 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 00:58:48,572 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 00:58:48,577 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 00:58:48,578 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 00:58:48,586 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 00:58:48,589 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 00:58:48,589 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 00:58:48,590 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 00:58:48,591 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 00:58:48,591 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 00:58:48,592 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 00:58:48,592 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 00:58:48,593 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 00:58:48,594 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 00:58:48,595 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 00:58:48,596 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 00:58:48,596 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 00:58:48,597 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 00:58:48,597 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 00:58:48,597 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 00:58:48,598 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 00:58:48,604 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 00:58:48,608 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04c6c078-aa35-47e0-a335-ffbc1ec5822d/bin/utaipan-ByfvJB40ur/config/svcomp-DataRace-32bit-Taipan_Default.epf [2022-11-26 00:58:48,650 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 00:58:48,650 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 00:58:48,651 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 00:58:48,651 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 00:58:48,652 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 00:58:48,653 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 00:58:48,653 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 00:58:48,653 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 00:58:48,653 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 00:58:48,653 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-26 00:58:48,655 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 00:58:48,655 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 00:58:48,655 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-26 00:58:48,655 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-26 00:58:48,656 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 00:58:48,656 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-26 00:58:48,656 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-26 00:58:48,656 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-26 00:58:48,657 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 00:58:48,657 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-26 00:58:48,657 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-26 00:58:48,658 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-26 00:58:48,658 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-26 00:58:48,658 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 00:58:48,658 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-26 00:58:48,658 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 00:58:48,659 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-26 00:58:48,659 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-26 00:58:48,659 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-26 00:58:48,659 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-26 00:58:48,659 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 00:58:48,660 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-26 00:58:48,660 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 00:58:48,660 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 00:58:48,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:58:48,661 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 00:58:48,661 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-26 00:58:48,661 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 00:58:48,661 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-26 00:58:48,662 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-26 00:58:48,662 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-26 00:58:48,662 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-26 00:58:48,662 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 00:58:48,662 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_04c6c078-aa35-47e0-a335-ffbc1ec5822d/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04c6c078-aa35-47e0-a335-ffbc1ec5822d/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b69d29db6700923687b32c5d8fab6e8f05fe2198d87348098263d957793e472 [2022-11-26 00:58:48,929 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 00:58:48,963 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 00:58:48,966 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 00:58:48,967 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 00:58:48,968 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 00:58:48,969 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04c6c078-aa35-47e0-a335-ffbc1ec5822d/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/pthread-wmm/safe016_power.opt.i [2022-11-26 00:58:52,026 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 00:58:52,322 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 00:58:52,327 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04c6c078-aa35-47e0-a335-ffbc1ec5822d/sv-benchmarks/c/pthread-wmm/safe016_power.opt.i [2022-11-26 00:58:52,355 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04c6c078-aa35-47e0-a335-ffbc1ec5822d/bin/utaipan-ByfvJB40ur/data/68f6f836f/6c7f92407646493e94855f74a83358de/FLAG14255a0c6 [2022-11-26 00:58:52,369 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04c6c078-aa35-47e0-a335-ffbc1ec5822d/bin/utaipan-ByfvJB40ur/data/68f6f836f/6c7f92407646493e94855f74a83358de [2022-11-26 00:58:52,372 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 00:58:52,373 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 00:58:52,375 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 00:58:52,375 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 00:58:52,379 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 00:58:52,380 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:58:52" (1/1) ... [2022-11-26 00:58:52,381 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@487a3408 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:58:52, skipping insertion in model container [2022-11-26 00:58:52,381 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:58:52" (1/1) ... [2022-11-26 00:58:52,389 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 00:58:52,432 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 00:58:52,588 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_04c6c078-aa35-47e0-a335-ffbc1ec5822d/sv-benchmarks/c/pthread-wmm/safe016_power.opt.i[951,964] [2022-11-26 00:58:52,823 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:58:52,832 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:58:52,833 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:58:52,834 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:58:52,834 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:58:52,847 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:58:52,848 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:58:52,848 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:58:52,854 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:58:52,855 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:58:52,856 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:58:52,872 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:58:52,873 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:58:52,873 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:58:52,878 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:58:52,921 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:58:52,924 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:58:52,925 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:58:52,927 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:58:52,941 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:58:52,941 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:58:52,943 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:58:52,946 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:58:52,947 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:58:52,947 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:58:52,952 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:58:52,952 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:58:52,953 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:58:52,960 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:58:52,960 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:58:52,961 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:58:52,965 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:58:52,965 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:58:52,982 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:58:52,991 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:58:53,001 INFO L203 MainTranslator]: Completed pre-run [2022-11-26 00:58:53,016 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_04c6c078-aa35-47e0-a335-ffbc1ec5822d/sv-benchmarks/c/pthread-wmm/safe016_power.opt.i[951,964] [2022-11-26 00:58:53,062 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:58:53,062 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:58:53,062 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:58:53,063 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:58:53,063 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:58:53,067 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:58:53,068 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:58:53,068 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:58:53,069 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:58:53,070 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:58:53,070 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:58:53,088 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:58:53,089 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:58:53,094 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:58:53,095 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:58:53,126 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:58:53,127 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:58:53,127 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:58:53,127 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:58:53,137 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:58:53,137 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:58:53,138 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:58:53,140 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:58:53,141 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:58:53,141 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:58:53,153 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:58:53,153 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:58:53,154 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:58:53,162 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:58:53,164 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:58:53,165 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:58:53,174 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:58:53,175 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-26 00:58:53,183 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-26 00:58:53,185 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:58:53,239 INFO L208 MainTranslator]: Completed translation [2022-11-26 00:58:53,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:58:53 WrapperNode [2022-11-26 00:58:53,241 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 00:58:53,242 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-26 00:58:53,242 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-26 00:58:53,242 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-26 00:58:53,250 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:58:53" (1/1) ... [2022-11-26 00:58:53,313 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:58:53" (1/1) ... [2022-11-26 00:58:53,373 INFO L138 Inliner]: procedures = 177, calls = 91, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 806 [2022-11-26 00:58:53,383 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-26 00:58:53,384 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-26 00:58:53,384 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-26 00:58:53,384 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-26 00:58:53,393 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:58:53" (1/1) ... [2022-11-26 00:58:53,394 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:58:53" (1/1) ... [2022-11-26 00:58:53,401 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:58:53" (1/1) ... [2022-11-26 00:58:53,402 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:58:53" (1/1) ... [2022-11-26 00:58:53,438 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:58:53" (1/1) ... [2022-11-26 00:58:53,449 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:58:53" (1/1) ... [2022-11-26 00:58:53,453 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:58:53" (1/1) ... [2022-11-26 00:58:53,458 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:58:53" (1/1) ... [2022-11-26 00:58:53,468 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-26 00:58:53,483 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-26 00:58:53,483 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-26 00:58:53,483 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-26 00:58:53,484 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:58:53" (1/1) ... [2022-11-26 00:58:53,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:58:53,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04c6c078-aa35-47e0-a335-ffbc1ec5822d/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:58:53,532 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04c6c078-aa35-47e0-a335-ffbc1ec5822d/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-26 00:58:53,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04c6c078-aa35-47e0-a335-ffbc1ec5822d/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-26 00:58:53,580 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-26 00:58:53,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-26 00:58:53,580 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-26 00:58:53,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-26 00:58:53,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-26 00:58:53,581 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-26 00:58:53,581 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-26 00:58:53,582 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-26 00:58:53,582 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-26 00:58:53,582 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-26 00:58:53,582 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-26 00:58:53,582 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-26 00:58:53,582 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-11-26 00:58:53,583 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-11-26 00:58:53,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-26 00:58:53,583 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-26 00:58:53,584 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-26 00:58:53,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-26 00:58:53,587 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-26 00:58:53,875 INFO L235 CfgBuilder]: Building ICFG [2022-11-26 00:58:53,877 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-26 00:58:56,163 INFO L276 CfgBuilder]: Performing block encoding