./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-wmm/mix032.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 2329fc70 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_3f9ff402-51cd-47b6-a0c5-2b1d30943eb2/bin/ugemcutter-rbreBovr8w/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff402-51cd-47b6-a0c5-2b1d30943eb2/bin/ugemcutter-rbreBovr8w/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff402-51cd-47b6-a0c5-2b1d30943eb2/bin/ugemcutter-rbreBovr8w/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff402-51cd-47b6-a0c5-2b1d30943eb2/bin/ugemcutter-rbreBovr8w/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix032.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff402-51cd-47b6-a0c5-2b1d30943eb2/bin/ugemcutter-rbreBovr8w/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff402-51cd-47b6-a0c5-2b1d30943eb2/bin/ugemcutter-rbreBovr8w --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 GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0032fd1b0879d5a3b3f4ef67d0327f489d9a349f94447e8a77b1324c1477f2bb --- 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-2329fc7 [2022-12-13 09:27:27,976 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 09:27:27,977 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 09:27:27,999 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 09:27:27,999 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 09:27:28,000 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 09:27:28,001 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 09:27:28,002 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 09:27:28,003 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 09:27:28,003 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 09:27:28,004 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 09:27:28,009 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 09:27:28,009 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 09:27:28,010 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 09:27:28,011 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 09:27:28,011 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 09:27:28,012 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 09:27:28,013 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 09:27:28,014 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 09:27:28,015 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 09:27:28,016 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 09:27:28,016 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 09:27:28,017 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 09:27:28,018 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 09:27:28,026 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 09:27:28,026 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 09:27:28,027 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 09:27:28,027 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 09:27:28,028 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 09:27:28,029 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 09:27:28,029 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 09:27:28,030 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 09:27:28,031 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 09:27:28,031 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 09:27:28,032 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 09:27:28,032 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 09:27:28,033 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 09:27:28,033 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 09:27:28,033 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 09:27:28,034 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 09:27:28,035 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 09:27:28,036 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff402-51cd-47b6-a0c5-2b1d30943eb2/bin/ugemcutter-rbreBovr8w/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2022-12-13 09:27:28,055 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 09:27:28,055 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 09:27:28,056 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 09:27:28,056 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 09:27:28,056 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 09:27:28,057 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 09:27:28,057 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 09:27:28,057 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 09:27:28,058 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 09:27:28,058 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 09:27:28,058 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 09:27:28,058 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 09:27:28,058 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 09:27:28,058 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 09:27:28,059 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 09:27:28,059 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 09:27:28,059 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 09:27:28,059 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 09:27:28,059 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-12-13 09:27:28,059 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 09:27:28,060 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 09:27:28,060 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 09:27:28,060 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 09:27:28,060 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 09:27:28,060 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 09:27:28,060 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-12-13 09:27:28,061 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 09:27:28,061 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 09:27:28,061 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 09:27:28,061 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 09:27:28,061 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 09:27:28,061 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 09:27:28,062 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 09:27:28,062 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-12-13 09:27:28,062 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-12-13 09:27:28,062 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-12-13 09:27:28,062 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 09:27:28,062 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-12-13 09:27:28,063 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-12-13 09:27:28,063 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_3f9ff402-51cd-47b6-a0c5-2b1d30943eb2/bin/ugemcutter-rbreBovr8w/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff402-51cd-47b6-a0c5-2b1d30943eb2/bin/ugemcutter-rbreBovr8w Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0032fd1b0879d5a3b3f4ef67d0327f489d9a349f94447e8a77b1324c1477f2bb [2022-12-13 09:27:28,249 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 09:27:28,269 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 09:27:28,271 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 09:27:28,273 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 09:27:28,273 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 09:27:28,274 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff402-51cd-47b6-a0c5-2b1d30943eb2/bin/ugemcutter-rbreBovr8w/../../sv-benchmarks/c/pthread-wmm/mix032.opt.i [2022-12-13 09:27:30,858 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 09:27:31,040 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 09:27:31,040 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff402-51cd-47b6-a0c5-2b1d30943eb2/sv-benchmarks/c/pthread-wmm/mix032.opt.i [2022-12-13 09:27:31,049 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff402-51cd-47b6-a0c5-2b1d30943eb2/bin/ugemcutter-rbreBovr8w/data/a816e713b/289f8808a5b2424fb2cc6af91d5a7b69/FLAGe0a140d04 [2022-12-13 09:27:31,060 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff402-51cd-47b6-a0c5-2b1d30943eb2/bin/ugemcutter-rbreBovr8w/data/a816e713b/289f8808a5b2424fb2cc6af91d5a7b69 [2022-12-13 09:27:31,062 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 09:27:31,063 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 09:27:31,064 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 09:27:31,064 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 09:27:31,067 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 09:27:31,067 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 09:27:31" (1/1) ... [2022-12-13 09:27:31,068 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26ad2d60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:27:31, skipping insertion in model container [2022-12-13 09:27:31,068 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 09:27:31" (1/1) ... [2022-12-13 09:27:31,074 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 09:27:31,102 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 09:27:31,231 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_3f9ff402-51cd-47b6-a0c5-2b1d30943eb2/sv-benchmarks/c/pthread-wmm/mix032.opt.i[944,957] [2022-12-13 09:27:31,323 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:27:31,328 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:27:31,328 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:27:31,328 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:27:31,329 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:27:31,329 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:27:31,329 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:27:31,329 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:27:31,330 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:27:31,330 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:27:31,331 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:27:31,331 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:27:31,331 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:27:31,331 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:27:31,332 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:27:31,345 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:27:31,345 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:27:31,345 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:27:31,345 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:27:31,346 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:27:31,347 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:27:31,350 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:27:31,350 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:27:31,350 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:27:31,350 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:27:31,351 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:27:31,351 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:27:31,351 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:27:31,352 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:27:31,355 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:27:31,356 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:27:31,356 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:27:31,361 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:27:31,362 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:27:31,362 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:27:31,366 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:27:31,366 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:27:31,367 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:27:31,368 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 09:27:31,378 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 09:27:31,390 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_3f9ff402-51cd-47b6-a0c5-2b1d30943eb2/sv-benchmarks/c/pthread-wmm/mix032.opt.i[944,957] [2022-12-13 09:27:31,414 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:27:31,414 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:27:31,415 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:27:31,415 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:27:31,415 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:27:31,415 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:27:31,416 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:27:31,416 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:27:31,416 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:27:31,417 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:27:31,417 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:27:31,417 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:27:31,417 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:27:31,417 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:27:31,418 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:27:31,427 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:27:31,427 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:27:31,427 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:27:31,428 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:27:31,428 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:27:31,429 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:27:31,430 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:27:31,430 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:27:31,431 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:27:31,431 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:27:31,431 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:27:31,431 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:27:31,431 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:27:31,432 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:27:31,434 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:27:31,435 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:27:31,435 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:27:31,437 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:27:31,438 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:27:31,438 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:27:31,441 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:27:31,441 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:27:31,442 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:27:31,443 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 09:27:31,464 INFO L208 MainTranslator]: Completed translation [2022-12-13 09:27:31,464 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:27:31 WrapperNode [2022-12-13 09:27:31,464 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 09:27:31,465 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 09:27:31,465 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 09:27:31,465 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 09:27:31,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:27:31" (1/1) ... [2022-12-13 09:27:31,493 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:27:31" (1/1) ... [2022-12-13 09:27:31,526 INFO L138 Inliner]: procedures = 176, calls = 62, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 517 [2022-12-13 09:27:31,526 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 09:27:31,527 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 09:27:31,527 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 09:27:31,527 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 09:27:31,536 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:27:31" (1/1) ... [2022-12-13 09:27:31,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:27:31" (1/1) ... [2022-12-13 09:27:31,543 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:27:31" (1/1) ... [2022-12-13 09:27:31,543 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:27:31" (1/1) ... [2022-12-13 09:27:31,562 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:27:31" (1/1) ... [2022-12-13 09:27:31,566 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:27:31" (1/1) ... [2022-12-13 09:27:31,570 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:27:31" (1/1) ... [2022-12-13 09:27:31,575 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:27:31" (1/1) ... [2022-12-13 09:27:31,581 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 09:27:31,582 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 09:27:31,582 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 09:27:31,582 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 09:27:31,583 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:27:31" (1/1) ... [2022-12-13 09:27:31,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 09:27:31,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff402-51cd-47b6-a0c5-2b1d30943eb2/bin/ugemcutter-rbreBovr8w/z3 [2022-12-13 09:27:31,611 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff402-51cd-47b6-a0c5-2b1d30943eb2/bin/ugemcutter-rbreBovr8w/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 09:27:31,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff402-51cd-47b6-a0c5-2b1d30943eb2/bin/ugemcutter-rbreBovr8w/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 09:27:31,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 09:27:31,646 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-13 09:27:31,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 09:27:31,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 09:27:31,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 09:27:31,647 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-12-13 09:27:31,647 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-12-13 09:27:31,647 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-12-13 09:27:31,647 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-12-13 09:27:31,647 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-12-13 09:27:31,647 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-12-13 09:27:31,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 09:27:31,648 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-13 09:27:31,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 09:27:31,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 09:27:31,650 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-13 09:27:31,807 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 09:27:31,809 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 09:27:32,574 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 09:30:27,222 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 09:30:27,222 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 09:30:27,224 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:30:27 BoogieIcfgContainer [2022-12-13 09:30:27,224 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 09:30:27,226 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 09:30:27,226 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 09:30:27,228 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 09:30:27,228 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 09:27:31" (1/3) ... [2022-12-13 09:30:27,229 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@847bf47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 09:30:27, skipping insertion in model container [2022-12-13 09:30:27,229 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:27:31" (2/3) ... [2022-12-13 09:30:27,229 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@847bf47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 09:30:27, skipping insertion in model container [2022-12-13 09:30:27,229 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:30:27" (3/3) ... [2022-12-13 09:30:27,230 INFO L112 eAbstractionObserver]: Analyzing ICFG mix032.opt.i [2022-12-13 09:30:27,237 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-12-13 09:30:27,244 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 09:30:27,244 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 197 error locations. [2022-12-13 09:30:27,244 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-13 09:30:42,264 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-12-13 09:30:42,296 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-13 09:30:42,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-12-13 09:30:42,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff402-51cd-47b6-a0c5-2b1d30943eb2/bin/ugemcutter-rbreBovr8w/z3 [2022-12-13 09:30:42,297 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff402-51cd-47b6-a0c5-2b1d30943eb2/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-12-13 09:30:42,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff402-51cd-47b6-a0c5-2b1d30943eb2/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-12-13 09:30:42,330 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-12-13 09:30:42,338 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork1 ======== [2022-12-13 09:30:42,342 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@263c8f45, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-13 09:30:42,342 INFO L358 AbstractCegarLoop]: Starting to check reachability of 52 error locations. [2022-12-13 09:33:13,205 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONDATA_RACE === [P2Err0ASSERT_VIOLATIONDATA_RACE, P2Err1ASSERT_VIOLATIONDATA_RACE, P2Err2ASSERT_VIOLATIONDATA_RACE, P2Err3ASSERT_VIOLATIONDATA_RACE (and 48 more)] === [2022-12-13 09:33:13,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:33:13,212 INFO L85 PathProgramCache]: Analyzing trace with hash 30274794, now seen corresponding path program 1 times [2022-12-13 09:33:13,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:33:13,221 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719078590] [2022-12-13 09:33:13,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:33:13,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:33:14,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:33:14,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:33:14,125 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:33:14,125 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [719078590] [2022-12-13 09:33:14,126 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [719078590] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:33:14,126 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:33:14,126 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 09:33:14,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284005817] [2022-12-13 09:33:14,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:33:14,131 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-13 09:33:14,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:33:14,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-13 09:33:14,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 09:33:14,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:33:14,153 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:33:14,153 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 09:33:14,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:33:41,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:33:41,883 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONDATA_RACE (51 of 52 remaining) [2022-12-13 09:33:41,884 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONDATA_RACE (50 of 52 remaining) [2022-12-13 09:33:41,884 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONDATA_RACE (49 of 52 remaining) [2022-12-13 09:33:41,884 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONDATA_RACE (48 of 52 remaining) [2022-12-13 09:33:41,884 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err4ASSERT_VIOLATIONDATA_RACE (47 of 52 remaining) [2022-12-13 09:33:41,884 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err5ASSERT_VIOLATIONDATA_RACE (46 of 52 remaining) [2022-12-13 09:33:41,885 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err6ASSERT_VIOLATIONDATA_RACE (45 of 52 remaining) [2022-12-13 09:33:41,885 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err7ASSERT_VIOLATIONDATA_RACE (44 of 52 remaining) [2022-12-13 09:33:41,885 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err8ASSERT_VIOLATIONDATA_RACE (43 of 52 remaining) [2022-12-13 09:33:41,885 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err9ASSERT_VIOLATIONDATA_RACE (42 of 52 remaining) [2022-12-13 09:33:41,885 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err10ASSERT_VIOLATIONDATA_RACE (41 of 52 remaining) [2022-12-13 09:33:41,886 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err11ASSERT_VIOLATIONDATA_RACE (40 of 52 remaining) [2022-12-13 09:33:41,886 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err12ASSERT_VIOLATIONDATA_RACE (39 of 52 remaining) [2022-12-13 09:33:41,886 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err13ASSERT_VIOLATIONDATA_RACE (38 of 52 remaining) [2022-12-13 09:33:41,886 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err14ASSERT_VIOLATIONDATA_RACE (37 of 52 remaining) [2022-12-13 09:33:41,886 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err15ASSERT_VIOLATIONDATA_RACE (36 of 52 remaining) [2022-12-13 09:33:41,887 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err16ASSERT_VIOLATIONDATA_RACE (35 of 52 remaining) [2022-12-13 09:33:41,887 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err17ASSERT_VIOLATIONDATA_RACE (34 of 52 remaining) [2022-12-13 09:33:41,887 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err18ASSERT_VIOLATIONDATA_RACE (33 of 52 remaining) [2022-12-13 09:33:41,887 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err19ASSERT_VIOLATIONDATA_RACE (32 of 52 remaining) [2022-12-13 09:33:41,887 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err20ASSERT_VIOLATIONDATA_RACE (31 of 52 remaining) [2022-12-13 09:33:41,888 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err21ASSERT_VIOLATIONDATA_RACE (30 of 52 remaining) [2022-12-13 09:33:41,888 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err22ASSERT_VIOLATIONDATA_RACE (29 of 52 remaining) [2022-12-13 09:33:41,888 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err23ASSERT_VIOLATIONDATA_RACE (28 of 52 remaining) [2022-12-13 09:33:41,888 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err24ASSERT_VIOLATIONDATA_RACE (27 of 52 remaining) [2022-12-13 09:33:41,888 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err25ASSERT_VIOLATIONDATA_RACE (26 of 52 remaining) [2022-12-13 09:33:41,888 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err26ASSERT_VIOLATIONDATA_RACE (25 of 52 remaining) [2022-12-13 09:33:41,889 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err27ASSERT_VIOLATIONDATA_RACE (24 of 52 remaining) [2022-12-13 09:33:41,889 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err28ASSERT_VIOLATIONDATA_RACE (23 of 52 remaining) [2022-12-13 09:33:41,889 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err29ASSERT_VIOLATIONDATA_RACE (22 of 52 remaining) [2022-12-13 09:33:41,889 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err30ASSERT_VIOLATIONDATA_RACE (21 of 52 remaining) [2022-12-13 09:33:41,889 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err31ASSERT_VIOLATIONDATA_RACE (20 of 52 remaining) [2022-12-13 09:33:41,890 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err32ASSERT_VIOLATIONDATA_RACE (19 of 52 remaining) [2022-12-13 09:33:41,890 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err33ASSERT_VIOLATIONDATA_RACE (18 of 52 remaining) [2022-12-13 09:33:41,890 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err34ASSERT_VIOLATIONDATA_RACE (17 of 52 remaining) [2022-12-13 09:33:41,890 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err35ASSERT_VIOLATIONDATA_RACE (16 of 52 remaining) [2022-12-13 09:33:41,890 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err36ASSERT_VIOLATIONDATA_RACE (15 of 52 remaining) [2022-12-13 09:33:41,891 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err37ASSERT_VIOLATIONDATA_RACE (14 of 52 remaining) [2022-12-13 09:33:41,891 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err38ASSERT_VIOLATIONDATA_RACE (13 of 52 remaining) [2022-12-13 09:33:41,891 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err39ASSERT_VIOLATIONDATA_RACE (12 of 52 remaining) [2022-12-13 09:33:41,891 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err40ASSERT_VIOLATIONDATA_RACE (11 of 52 remaining) [2022-12-13 09:33:41,891 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err41ASSERT_VIOLATIONDATA_RACE (10 of 52 remaining) [2022-12-13 09:33:41,892 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err42ASSERT_VIOLATIONDATA_RACE (9 of 52 remaining) [2022-12-13 09:33:41,892 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err43ASSERT_VIOLATIONDATA_RACE (8 of 52 remaining) [2022-12-13 09:33:41,892 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err44ASSERT_VIOLATIONDATA_RACE (7 of 52 remaining) [2022-12-13 09:33:41,892 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err45ASSERT_VIOLATIONDATA_RACE (6 of 52 remaining) [2022-12-13 09:33:41,892 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err46ASSERT_VIOLATIONDATA_RACE (5 of 52 remaining) [2022-12-13 09:33:41,893 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err47ASSERT_VIOLATIONDATA_RACE (4 of 52 remaining) [2022-12-13 09:33:41,893 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err48ASSERT_VIOLATIONDATA_RACE (3 of 52 remaining) [2022-12-13 09:33:41,893 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err49ASSERT_VIOLATIONDATA_RACE (2 of 52 remaining) [2022-12-13 09:33:41,893 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err50ASSERT_VIOLATIONDATA_RACE (1 of 52 remaining) [2022-12-13 09:33:41,893 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err51ASSERT_VIOLATIONDATA_RACE (0 of 52 remaining) [2022-12-13 09:33:41,894 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 09:33:41,900 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2022-12-13 09:33:41,903 INFO L307 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork1 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (1/4) [2022-12-13 09:33:41,916 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-13 09:33:41,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-12-13 09:33:41,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff402-51cd-47b6-a0c5-2b1d30943eb2/bin/ugemcutter-rbreBovr8w/z3 [2022-12-13 09:33:41,932 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff402-51cd-47b6-a0c5-2b1d30943eb2/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-12-13 09:33:41,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff402-51cd-47b6-a0c5-2b1d30943eb2/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2022-12-13 09:33:41,936 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-12-13 09:33:41,936 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P1Thread1of1ForFork0 ======== [2022-12-13 09:33:41,937 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@263c8f45, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-13 09:33:41,937 INFO L358 AbstractCegarLoop]: Starting to check reachability of 102 error locations. [2022-12-13 09:36:10,929 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONDATA_RACE === [P1Err0ASSERT_VIOLATIONDATA_RACE, P1Err1ASSERT_VIOLATIONDATA_RACE, P1Err2ASSERT_VIOLATIONDATA_RACE, P1Err3ASSERT_VIOLATIONDATA_RACE (and 98 more)] === [2022-12-13 09:36:10,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:36:10,929 INFO L85 PathProgramCache]: Analyzing trace with hash 892421716, now seen corresponding path program 1 times [2022-12-13 09:36:10,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:36:10,930 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [651748358] [2022-12-13 09:36:10,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:36:10,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:36:11,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:36:11,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:36:11,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:36:11,686 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [651748358] [2022-12-13 09:36:11,686 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [651748358] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:36:11,686 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:36:11,686 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 09:36:11,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476464069] [2022-12-13 09:36:11,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:36:11,687 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-13 09:36:11,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:36:11,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-13 09:36:11,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 09:36:11,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:36:11,689 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:36:11,689 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 09:36:11,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:36:55,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:36:55,787 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (101 of 102 remaining) [2022-12-13 09:36:55,787 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (100 of 102 remaining) [2022-12-13 09:36:55,787 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (99 of 102 remaining) [2022-12-13 09:36:55,787 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err3ASSERT_VIOLATIONDATA_RACE (98 of 102 remaining) [2022-12-13 09:36:55,788 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err4ASSERT_VIOLATIONDATA_RACE (97 of 102 remaining) [2022-12-13 09:36:55,788 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err5ASSERT_VIOLATIONDATA_RACE (96 of 102 remaining) [2022-12-13 09:36:55,788 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err6ASSERT_VIOLATIONDATA_RACE (95 of 102 remaining) [2022-12-13 09:36:55,788 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err7ASSERT_VIOLATIONDATA_RACE (94 of 102 remaining) [2022-12-13 09:36:55,788 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err8ASSERT_VIOLATIONDATA_RACE (93 of 102 remaining) [2022-12-13 09:36:55,788 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err9ASSERT_VIOLATIONDATA_RACE (92 of 102 remaining) [2022-12-13 09:36:55,788 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err10ASSERT_VIOLATIONDATA_RACE (91 of 102 remaining) [2022-12-13 09:36:55,789 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err11ASSERT_VIOLATIONDATA_RACE (90 of 102 remaining) [2022-12-13 09:36:55,789 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err12ASSERT_VIOLATIONDATA_RACE (89 of 102 remaining) [2022-12-13 09:36:55,789 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err13ASSERT_VIOLATIONDATA_RACE (88 of 102 remaining) [2022-12-13 09:36:55,789 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err14ASSERT_VIOLATIONDATA_RACE (87 of 102 remaining) [2022-12-13 09:36:55,789 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err16ASSERT_VIOLATIONDATA_RACE (86 of 102 remaining) [2022-12-13 09:36:55,789 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err17ASSERT_VIOLATIONDATA_RACE (85 of 102 remaining) [2022-12-13 09:36:55,789 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err18ASSERT_VIOLATIONDATA_RACE (84 of 102 remaining) [2022-12-13 09:36:55,789 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err19ASSERT_VIOLATIONDATA_RACE (83 of 102 remaining) [2022-12-13 09:36:55,790 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err15ASSERT_VIOLATIONDATA_RACE (82 of 102 remaining) [2022-12-13 09:36:55,790 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err20ASSERT_VIOLATIONDATA_RACE (81 of 102 remaining) [2022-12-13 09:36:55,790 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err21ASSERT_VIOLATIONDATA_RACE (80 of 102 remaining) [2022-12-13 09:36:55,790 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err23ASSERT_VIOLATIONDATA_RACE (79 of 102 remaining) [2022-12-13 09:36:55,790 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err24ASSERT_VIOLATIONDATA_RACE (78 of 102 remaining) [2022-12-13 09:36:55,790 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err25ASSERT_VIOLATIONDATA_RACE (77 of 102 remaining) [2022-12-13 09:36:55,790 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err26ASSERT_VIOLATIONDATA_RACE (76 of 102 remaining) [2022-12-13 09:36:55,791 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err27ASSERT_VIOLATIONDATA_RACE (75 of 102 remaining) [2022-12-13 09:36:55,791 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err28ASSERT_VIOLATIONDATA_RACE (74 of 102 remaining) [2022-12-13 09:36:55,791 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err29ASSERT_VIOLATIONDATA_RACE (73 of 102 remaining) [2022-12-13 09:36:55,791 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err30ASSERT_VIOLATIONDATA_RACE (72 of 102 remaining) [2022-12-13 09:36:55,791 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err31ASSERT_VIOLATIONDATA_RACE (71 of 102 remaining) [2022-12-13 09:36:55,791 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err32ASSERT_VIOLATIONDATA_RACE (70 of 102 remaining) [2022-12-13 09:36:55,791 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err22ASSERT_VIOLATIONDATA_RACE (69 of 102 remaining) [2022-12-13 09:36:55,791 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err33ASSERT_VIOLATIONDATA_RACE (68 of 102 remaining) [2022-12-13 09:36:55,792 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err34ASSERT_VIOLATIONDATA_RACE (67 of 102 remaining) [2022-12-13 09:36:55,792 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err35ASSERT_VIOLATIONDATA_RACE (66 of 102 remaining) [2022-12-13 09:36:55,792 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err36ASSERT_VIOLATIONDATA_RACE (65 of 102 remaining) [2022-12-13 09:36:55,792 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err37ASSERT_VIOLATIONDATA_RACE (64 of 102 remaining) [2022-12-13 09:36:55,792 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err38ASSERT_VIOLATIONDATA_RACE (63 of 102 remaining) [2022-12-13 09:36:55,792 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err39ASSERT_VIOLATIONDATA_RACE (62 of 102 remaining) [2022-12-13 09:36:55,792 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err40ASSERT_VIOLATIONDATA_RACE (61 of 102 remaining) [2022-12-13 09:36:55,793 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err41ASSERT_VIOLATIONDATA_RACE (60 of 102 remaining) [2022-12-13 09:36:55,793 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err42ASSERT_VIOLATIONDATA_RACE (59 of 102 remaining) [2022-12-13 09:36:55,793 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err43ASSERT_VIOLATIONDATA_RACE (58 of 102 remaining) [2022-12-13 09:36:55,793 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err44ASSERT_VIOLATIONDATA_RACE (57 of 102 remaining) [2022-12-13 09:36:55,793 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err45ASSERT_VIOLATIONDATA_RACE (56 of 102 remaining) [2022-12-13 09:36:55,793 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err46ASSERT_VIOLATIONDATA_RACE (55 of 102 remaining) [2022-12-13 09:36:55,793 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err47ASSERT_VIOLATIONDATA_RACE (54 of 102 remaining) [2022-12-13 09:36:55,794 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err48ASSERT_VIOLATIONDATA_RACE (53 of 102 remaining) [2022-12-13 09:36:55,794 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err49ASSERT_VIOLATIONDATA_RACE (52 of 102 remaining) [2022-12-13 09:36:55,794 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err50ASSERT_VIOLATIONDATA_RACE (51 of 102 remaining) [2022-12-13 09:36:55,794 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err51ASSERT_VIOLATIONDATA_RACE (50 of 102 remaining) [2022-12-13 09:36:55,794 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err52ASSERT_VIOLATIONDATA_RACE (49 of 102 remaining) [2022-12-13 09:36:55,794 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err53ASSERT_VIOLATIONDATA_RACE (48 of 102 remaining) [2022-12-13 09:36:55,794 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err55ASSERT_VIOLATIONDATA_RACE (47 of 102 remaining) [2022-12-13 09:36:55,795 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err54ASSERT_VIOLATIONDATA_RACE (46 of 102 remaining) [2022-12-13 09:36:55,795 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err56ASSERT_VIOLATIONDATA_RACE (45 of 102 remaining) [2022-12-13 09:36:55,795 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err57ASSERT_VIOLATIONDATA_RACE (44 of 102 remaining) [2022-12-13 09:36:55,795 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err58ASSERT_VIOLATIONDATA_RACE (43 of 102 remaining) [2022-12-13 09:36:55,795 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err59ASSERT_VIOLATIONDATA_RACE (42 of 102 remaining) [2022-12-13 09:36:55,795 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err61ASSERT_VIOLATIONDATA_RACE (41 of 102 remaining) [2022-12-13 09:36:55,795 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err62ASSERT_VIOLATIONDATA_RACE (40 of 102 remaining) [2022-12-13 09:36:55,796 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err60ASSERT_VIOLATIONDATA_RACE (39 of 102 remaining) [2022-12-13 09:36:55,796 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err63ASSERT_VIOLATIONDATA_RACE (38 of 102 remaining) [2022-12-13 09:36:55,796 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err64ASSERT_VIOLATIONDATA_RACE (37 of 102 remaining) [2022-12-13 09:36:55,796 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err65ASSERT_VIOLATIONDATA_RACE (36 of 102 remaining) [2022-12-13 09:36:55,796 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err67ASSERT_VIOLATIONDATA_RACE (35 of 102 remaining) [2022-12-13 09:36:55,796 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err68ASSERT_VIOLATIONDATA_RACE (34 of 102 remaining) [2022-12-13 09:36:55,797 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err66ASSERT_VIOLATIONDATA_RACE (33 of 102 remaining) [2022-12-13 09:36:55,797 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err69ASSERT_VIOLATIONDATA_RACE (32 of 102 remaining) [2022-12-13 09:36:55,797 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err70ASSERT_VIOLATIONDATA_RACE (31 of 102 remaining) [2022-12-13 09:36:55,797 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err72ASSERT_VIOLATIONDATA_RACE (30 of 102 remaining) [2022-12-13 09:36:55,797 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err73ASSERT_VIOLATIONDATA_RACE (29 of 102 remaining) [2022-12-13 09:36:55,797 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err74ASSERT_VIOLATIONDATA_RACE (28 of 102 remaining) [2022-12-13 09:36:55,797 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err75ASSERT_VIOLATIONDATA_RACE (27 of 102 remaining) [2022-12-13 09:36:55,797 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err76ASSERT_VIOLATIONDATA_RACE (26 of 102 remaining) [2022-12-13 09:36:55,798 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err77ASSERT_VIOLATIONDATA_RACE (25 of 102 remaining) [2022-12-13 09:36:55,798 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err78ASSERT_VIOLATIONDATA_RACE (24 of 102 remaining) [2022-12-13 09:36:55,798 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err71ASSERT_VIOLATIONDATA_RACE (23 of 102 remaining) [2022-12-13 09:36:55,798 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err79ASSERT_VIOLATIONDATA_RACE (22 of 102 remaining) [2022-12-13 09:36:55,798 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err80ASSERT_VIOLATIONDATA_RACE (21 of 102 remaining) [2022-12-13 09:36:55,798 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err81ASSERT_VIOLATIONDATA_RACE (20 of 102 remaining) [2022-12-13 09:36:55,798 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err82ASSERT_VIOLATIONDATA_RACE (19 of 102 remaining) [2022-12-13 09:36:55,799 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err83ASSERT_VIOLATIONDATA_RACE (18 of 102 remaining) [2022-12-13 09:36:55,799 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err84ASSERT_VIOLATIONDATA_RACE (17 of 102 remaining) [2022-12-13 09:36:55,799 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err85ASSERT_VIOLATIONDATA_RACE (16 of 102 remaining) [2022-12-13 09:36:55,799 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err86ASSERT_VIOLATIONDATA_RACE (15 of 102 remaining) [2022-12-13 09:36:55,799 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err87ASSERT_VIOLATIONDATA_RACE (14 of 102 remaining) [2022-12-13 09:36:55,799 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err88ASSERT_VIOLATIONDATA_RACE (13 of 102 remaining) [2022-12-13 09:36:55,799 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err89ASSERT_VIOLATIONDATA_RACE (12 of 102 remaining) [2022-12-13 09:36:55,800 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err90ASSERT_VIOLATIONDATA_RACE (11 of 102 remaining) [2022-12-13 09:36:55,800 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err91ASSERT_VIOLATIONDATA_RACE (10 of 102 remaining) [2022-12-13 09:36:55,800 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err92ASSERT_VIOLATIONDATA_RACE (9 of 102 remaining) [2022-12-13 09:36:55,800 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err93ASSERT_VIOLATIONDATA_RACE (8 of 102 remaining) [2022-12-13 09:36:55,800 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err94ASSERT_VIOLATIONDATA_RACE (7 of 102 remaining) [2022-12-13 09:36:55,800 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err95ASSERT_VIOLATIONDATA_RACE (6 of 102 remaining) [2022-12-13 09:36:55,800 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err96ASSERT_VIOLATIONDATA_RACE (5 of 102 remaining) [2022-12-13 09:36:55,800 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err97ASSERT_VIOLATIONDATA_RACE (4 of 102 remaining) [2022-12-13 09:36:55,800 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err98ASSERT_VIOLATIONDATA_RACE (3 of 102 remaining) [2022-12-13 09:36:55,801 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err99ASSERT_VIOLATIONDATA_RACE (2 of 102 remaining) [2022-12-13 09:36:55,801 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err100ASSERT_VIOLATIONDATA_RACE (1 of 102 remaining) [2022-12-13 09:36:55,801 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err101ASSERT_VIOLATIONDATA_RACE (0 of 102 remaining) [2022-12-13 09:36:55,801 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 09:36:55,803 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2022-12-13 09:36:55,803 INFO L307 ceAbstractionStarter]: Result for error location P1Thread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (2/4) [2022-12-13 09:36:55,806 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-13 09:36:55,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-12-13 09:36:55,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff402-51cd-47b6-a0c5-2b1d30943eb2/bin/ugemcutter-rbreBovr8w/z3 [2022-12-13 09:36:55,807 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff402-51cd-47b6-a0c5-2b1d30943eb2/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-12-13 09:36:55,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff402-51cd-47b6-a0c5-2b1d30943eb2/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2022-12-13 09:36:55,811 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-12-13 09:36:55,811 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-12-13 09:36:55,811 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@263c8f45, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-13 09:36:55,811 INFO L358 AbstractCegarLoop]: Starting to check reachability of 41 error locations. [2022-12-13 09:39:30,545 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 38 more)] === [2022-12-13 09:39:30,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:39:30,545 INFO L85 PathProgramCache]: Analyzing trace with hash 1604844859, now seen corresponding path program 1 times [2022-12-13 09:39:30,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:39:30,545 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [620242811] [2022-12-13 09:39:30,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:39:30,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:39:31,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:39:31,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:39:31,272 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:39:31,272 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [620242811] [2022-12-13 09:39:31,272 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [620242811] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:39:31,272 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:39:31,272 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-12-13 09:39:31,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608077697] [2022-12-13 09:39:31,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:39:31,272 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-13 09:39:31,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:39:31,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-13 09:39:31,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 09:39:31,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:39:31,274 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:39:31,274 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 65.0) internal successors, (65), 2 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 09:39:31,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:39:31,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:39:31,292 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 09:39:31,292 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 38 more)] === [2022-12-13 09:39:31,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:39:31,292 INFO L85 PathProgramCache]: Analyzing trace with hash 362849912, now seen corresponding path program 1 times [2022-12-13 09:39:31,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:39:31,293 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [607933379] [2022-12-13 09:39:31,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:39:31,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:39:32,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:39:32,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:39:32,092 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:39:32,092 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [607933379] [2022-12-13 09:39:32,092 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [607933379] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:39:32,093 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:39:32,093 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 09:39:32,093 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1051760760] [2022-12-13 09:39:32,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:39:32,093 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 09:39:32,093 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:39:32,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 09:39:32,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 09:39:32,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:39:32,097 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:39:32,098 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 33.5) internal successors, (67), 3 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 09:39:32,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:39:32,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:39:46,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:39:46,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 09:39:46,800 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 09:39:46,801 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr37ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 38 more)] === [2022-12-13 09:39:46,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:39:46,801 INFO L85 PathProgramCache]: Analyzing trace with hash 1640382684, now seen corresponding path program 1 times [2022-12-13 09:39:46,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:39:46,801 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124594150] [2022-12-13 09:39:46,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:39:46,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:39:47,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:39:47,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:39:47,623 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:39:47,623 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124594150] [2022-12-13 09:39:47,623 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2124594150] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:39:47,623 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:39:47,624 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 09:39:47,624 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073539255] [2022-12-13 09:39:47,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:39:47,624 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 09:39:47,624 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:39:47,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 09:39:47,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 09:39:47,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:39:47,626 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:39:47,626 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 38.5) internal successors, (77), 3 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 09:39:47,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:39:47,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-12-13 09:39:47,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:39:54,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:39:54,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 09:39:54,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 09:39:54,108 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (40 of 41 remaining) [2022-12-13 09:39:54,108 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (39 of 41 remaining) [2022-12-13 09:39:54,109 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (38 of 41 remaining) [2022-12-13 09:39:54,109 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (37 of 41 remaining) [2022-12-13 09:39:54,109 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (36 of 41 remaining) [2022-12-13 09:39:54,109 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (35 of 41 remaining) [2022-12-13 09:39:54,109 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (34 of 41 remaining) [2022-12-13 09:39:54,109 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (33 of 41 remaining) [2022-12-13 09:39:54,109 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (32 of 41 remaining) [2022-12-13 09:39:54,109 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (31 of 41 remaining) [2022-12-13 09:39:54,109 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (30 of 41 remaining) [2022-12-13 09:39:54,109 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (29 of 41 remaining) [2022-12-13 09:39:54,109 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (28 of 41 remaining) [2022-12-13 09:39:54,110 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (27 of 41 remaining) [2022-12-13 09:39:54,110 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (26 of 41 remaining) [2022-12-13 09:39:54,110 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (25 of 41 remaining) [2022-12-13 09:39:54,110 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (24 of 41 remaining) [2022-12-13 09:39:54,110 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (23 of 41 remaining) [2022-12-13 09:39:54,110 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (22 of 41 remaining) [2022-12-13 09:39:54,110 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (21 of 41 remaining) [2022-12-13 09:39:54,110 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (20 of 41 remaining) [2022-12-13 09:39:54,110 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (19 of 41 remaining) [2022-12-13 09:39:54,111 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (18 of 41 remaining) [2022-12-13 09:39:54,111 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (17 of 41 remaining) [2022-12-13 09:39:54,111 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE (16 of 41 remaining) [2022-12-13 09:39:54,111 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONDATA_RACE (15 of 41 remaining) [2022-12-13 09:39:54,111 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONDATA_RACE (14 of 41 remaining) [2022-12-13 09:39:54,111 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONDATA_RACE (13 of 41 remaining) [2022-12-13 09:39:54,111 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONDATA_RACE (12 of 41 remaining) [2022-12-13 09:39:54,111 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONDATA_RACE (11 of 41 remaining) [2022-12-13 09:39:54,111 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONDATA_RACE (10 of 41 remaining) [2022-12-13 09:39:54,111 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONDATA_RACE (9 of 41 remaining) [2022-12-13 09:39:54,111 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONDATA_RACE (8 of 41 remaining) [2022-12-13 09:39:54,112 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONDATA_RACE (7 of 41 remaining) [2022-12-13 09:39:54,112 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONDATA_RACE (6 of 41 remaining) [2022-12-13 09:39:54,112 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONDATA_RACE (5 of 41 remaining) [2022-12-13 09:39:54,112 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr36ASSERT_VIOLATIONDATA_RACE (4 of 41 remaining) [2022-12-13 09:39:54,112 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr37ASSERT_VIOLATIONDATA_RACE (3 of 41 remaining) [2022-12-13 09:39:54,112 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 41 remaining) [2022-12-13 09:39:54,112 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 41 remaining) [2022-12-13 09:39:54,112 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 41 remaining) [2022-12-13 09:39:54,112 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 09:39:54,115 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-12-13 09:39:54,115 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (3/4) [2022-12-13 09:39:54,118 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-13 09:39:54,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-12-13 09:39:54,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff402-51cd-47b6-a0c5-2b1d30943eb2/bin/ugemcutter-rbreBovr8w/z3 [2022-12-13 09:39:54,119 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff402-51cd-47b6-a0c5-2b1d30943eb2/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-12-13 09:39:54,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff402-51cd-47b6-a0c5-2b1d30943eb2/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Waiting until timeout for monitored process [2022-12-13 09:39:54,122 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-12-13 09:39:54,122 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P0Thread1of1ForFork2 ======== [2022-12-13 09:39:54,123 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@263c8f45, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-13 09:39:54,123 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations.