./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2534056-e9f5-45bd-a67d-684aea826c85/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2534056-e9f5-45bd-a67d-684aea826c85/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2534056-e9f5-45bd-a67d-684aea826c85/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2534056-e9f5-45bd-a67d-684aea826c85/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2534056-e9f5-45bd-a67d-684aea826c85/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2534056-e9f5-45bd-a67d-684aea826c85/bin/uautomizer-ZsLfNo2U6R --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2b8fef41c3119c5f4fc9586ebd31a4ff7152be41d9f2f8da139e8cd34cf0da86 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 15:37:55,667 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 15:37:55,669 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 15:37:55,699 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 15:37:55,700 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 15:37:55,701 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 15:37:55,705 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 15:37:55,711 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 15:37:55,714 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 15:37:55,720 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 15:37:55,722 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 15:37:55,725 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 15:37:55,725 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 15:37:55,730 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 15:37:55,734 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 15:37:55,736 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 15:37:55,738 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 15:37:55,739 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 15:37:55,740 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 15:37:55,747 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 15:37:55,749 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 15:37:55,751 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 15:37:55,754 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 15:37:55,755 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 15:37:55,765 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 15:37:55,766 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 15:37:55,766 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 15:37:55,768 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 15:37:55,769 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 15:37:55,770 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 15:37:55,771 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 15:37:55,772 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 15:37:55,774 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 15:37:55,775 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 15:37:55,777 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 15:37:55,777 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 15:37:55,778 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 15:37:55,778 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 15:37:55,779 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 15:37:55,780 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 15:37:55,781 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 15:37:55,782 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2534056-e9f5-45bd-a67d-684aea826c85/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DataRace-32bit-Automizer_Default.epf [2022-11-25 15:37:55,825 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 15:37:55,826 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 15:37:55,827 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 15:37:55,827 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 15:37:55,828 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 15:37:55,828 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 15:37:55,829 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 15:37:55,829 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 15:37:55,830 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 15:37:55,830 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 15:37:55,831 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 15:37:55,832 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 15:37:55,832 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 15:37:55,832 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 15:37:55,832 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 15:37:55,833 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 15:37:55,833 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 15:37:55,833 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 15:37:55,833 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-25 15:37:55,834 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 15:37:55,834 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 15:37:55,834 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 15:37:55,834 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 15:37:55,835 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 15:37:55,835 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 15:37:55,835 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 15:37:55,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 15:37:55,836 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 15:37:55,836 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 15:37:55,837 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 15:37:55,837 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 15:37:55,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 15:37:55,838 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 15:37:55,838 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 15:37:55,838 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 15:37:55,838 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 15:37:55,839 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_b2534056-e9f5-45bd-a67d-684aea826c85/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2534056-e9f5-45bd-a67d-684aea826c85/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b8fef41c3119c5f4fc9586ebd31a4ff7152be41d9f2f8da139e8cd34cf0da86 [2022-11-25 15:37:56,129 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 15:37:56,151 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 15:37:56,154 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 15:37:56,155 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 15:37:56,156 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 15:37:56,157 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2534056-e9f5-45bd-a67d-684aea826c85/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c [2022-11-25 15:37:59,186 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 15:37:59,379 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 15:37:59,380 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2534056-e9f5-45bd-a67d-684aea826c85/sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c [2022-11-25 15:37:59,388 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2534056-e9f5-45bd-a67d-684aea826c85/bin/uautomizer-ZsLfNo2U6R/data/6b401dbf1/677563039adb46f9ace01f101b2609ed/FLAG80007270b [2022-11-25 15:37:59,406 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2534056-e9f5-45bd-a67d-684aea826c85/bin/uautomizer-ZsLfNo2U6R/data/6b401dbf1/677563039adb46f9ace01f101b2609ed [2022-11-25 15:37:59,411 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 15:37:59,413 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 15:37:59,419 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 15:37:59,419 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 15:37:59,423 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 15:37:59,424 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:37:59" (1/1) ... [2022-11-25 15:37:59,425 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c377960 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:59, skipping insertion in model container [2022-11-25 15:37:59,426 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:37:59" (1/1) ... [2022-11-25 15:37:59,435 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 15:37:59,463 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 15:37:59,681 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:37:59,702 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:37:59,704 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:37:59,706 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:37:59,709 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:37:59,711 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:37:59,719 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:37:59,725 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:37:59,726 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:37:59,728 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:37:59,730 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:37:59,732 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:37:59,736 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:37:59,745 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:37:59,751 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:37:59,759 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:37:59,759 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:37:59,760 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:37:59,764 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:37:59,765 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:37:59,766 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:37:59,771 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:37:59,771 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:37:59,773 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:37:59,773 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:37:59,776 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:37:59,781 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:37:59,782 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:37:59,800 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_b2534056-e9f5-45bd-a67d-684aea826c85/sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c[4372,4385] [2022-11-25 15:37:59,814 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 15:37:59,824 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 15:37:59,839 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:37:59,841 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:37:59,841 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:37:59,842 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:37:59,843 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:37:59,844 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:37:59,845 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:37:59,847 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:37:59,847 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:37:59,848 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:37:59,849 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:37:59,849 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:37:59,851 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:37:59,851 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:37:59,855 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:37:59,857 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:37:59,857 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:37:59,858 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:37:59,859 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:37:59,859 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:37:59,860 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:37:59,862 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:37:59,863 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:37:59,863 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:37:59,864 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:37:59,864 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:37:59,865 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:37:59,866 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:37:59,875 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_b2534056-e9f5-45bd-a67d-684aea826c85/sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c[4372,4385] [2022-11-25 15:37:59,880 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 15:37:59,896 INFO L208 MainTranslator]: Completed translation [2022-11-25 15:37:59,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:59 WrapperNode [2022-11-25 15:37:59,897 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 15:37:59,898 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 15:37:59,898 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 15:37:59,898 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 15:37:59,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:59" (1/1) ... [2022-11-25 15:37:59,920 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:59" (1/1) ... [2022-11-25 15:37:59,959 INFO L138 Inliner]: procedures = 29, calls = 95, calls flagged for inlining = 21, calls inlined = 27, statements flattened = 494 [2022-11-25 15:37:59,959 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 15:37:59,960 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 15:37:59,960 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 15:37:59,960 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 15:37:59,970 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:59" (1/1) ... [2022-11-25 15:37:59,970 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:59" (1/1) ... [2022-11-25 15:37:59,977 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:59" (1/1) ... [2022-11-25 15:37:59,978 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:59" (1/1) ... [2022-11-25 15:37:59,998 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:59" (1/1) ... [2022-11-25 15:38:00,004 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:59" (1/1) ... [2022-11-25 15:38:00,008 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:59" (1/1) ... [2022-11-25 15:38:00,010 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:59" (1/1) ... [2022-11-25 15:38:00,016 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 15:38:00,017 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 15:38:00,017 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 15:38:00,017 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 15:38:00,018 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:59" (1/1) ... [2022-11-25 15:38:00,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 15:38:00,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2534056-e9f5-45bd-a67d-684aea826c85/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 15:38:00,096 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2534056-e9f5-45bd-a67d-684aea826c85/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 15:38:00,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2534056-e9f5-45bd-a67d-684aea826c85/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 15:38:00,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 15:38:00,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 15:38:00,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 15:38:00,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 15:38:00,165 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-25 15:38:00,165 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-25 15:38:00,165 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-25 15:38:00,165 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-25 15:38:00,165 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-25 15:38:00,166 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-25 15:38:00,166 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-11-25 15:38:00,166 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-11-25 15:38:00,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 15:38:00,166 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2022-11-25 15:38:00,166 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2022-11-25 15:38:00,166 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2022-11-25 15:38:00,166 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2022-11-25 15:38:00,167 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-25 15:38:00,167 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-25 15:38:00,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 15:38:00,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 15:38:00,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 15:38:00,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 15:38:00,169 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-25 15:38:00,311 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 15:38:00,313 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 15:38:01,357 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 15:38:01,805 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 15:38:01,805 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-11-25 15:38:01,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:38:01 BoogieIcfgContainer [2022-11-25 15:38:01,809 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 15:38:01,812 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 15:38:01,812 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 15:38:01,816 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 15:38:01,816 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 03:37:59" (1/3) ... [2022-11-25 15:38:01,817 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fd9c711 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 03:38:01, skipping insertion in model container [2022-11-25 15:38:01,817 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:59" (2/3) ... [2022-11-25 15:38:01,820 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fd9c711 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 03:38:01, skipping insertion in model container [2022-11-25 15:38:01,820 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:38:01" (3/3) ... [2022-11-25 15:38:01,822 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-parallel-sum-1-dsl.wvr.c [2022-11-25 15:38:01,833 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-25 15:38:01,844 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 15:38:01,845 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 77 error locations. [2022-11-25 15:38:01,845 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-25 15:38:02,028 INFO L144 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2022-11-25 15:38:02,075 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 434 places, 433 transitions, 938 flow [2022-11-25 15:38:02,268 INFO L130 PetriNetUnfolder]: 18/393 cut-off events. [2022-11-25 15:38:02,268 INFO L131 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2022-11-25 15:38:02,282 INFO L83 FinitePrefix]: Finished finitePrefix Result has 422 conditions, 393 events. 18/393 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 799 event pairs, 0 based on Foata normal form. 0/298 useless extension candidates. Maximal degree in co-relation 331. Up to 3 conditions per place. [2022-11-25 15:38:02,282 INFO L82 GeneralOperation]: Start removeDead. Operand has 434 places, 433 transitions, 938 flow [2022-11-25 15:38:02,299 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 377 places, 375 transitions, 798 flow [2022-11-25 15:38:02,304 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-25 15:38:02,330 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 377 places, 375 transitions, 798 flow [2022-11-25 15:38:02,338 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 377 places, 375 transitions, 798 flow [2022-11-25 15:38:02,339 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 377 places, 375 transitions, 798 flow [2022-11-25 15:38:02,426 INFO L130 PetriNetUnfolder]: 17/375 cut-off events. [2022-11-25 15:38:02,427 INFO L131 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2022-11-25 15:38:02,436 INFO L83 FinitePrefix]: Finished finitePrefix Result has 404 conditions, 375 events. 17/375 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 806 event pairs, 0 based on Foata normal form. 0/282 useless extension candidates. Maximal degree in co-relation 331. Up to 3 conditions per place. [2022-11-25 15:38:02,450 INFO L119 LiptonReduction]: Number of co-enabled transitions 26960 [2022-11-25 15:38:18,032 INFO L134 LiptonReduction]: Checked pairs total: 192769 [2022-11-25 15:38:18,033 INFO L136 LiptonReduction]: Total number of compositions: 364 [2022-11-25 15:38:18,049 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 15:38:18,056 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=PETRI_NET, 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;@48e7fb67, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 15:38:18,056 INFO L358 AbstractCegarLoop]: Starting to check reachability of 147 error locations. [2022-11-25 15:38:18,058 INFO L130 PetriNetUnfolder]: 0/0 cut-off events. [2022-11-25 15:38:18,058 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-25 15:38:18,058 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-25 15:38:18,059 INFO L209 CegarLoopForPetriNet]: trace histogram [1] [2022-11-25 15:38:18,060 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2022-11-25 15:38:18,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:38:18,065 INFO L85 PathProgramCache]: Analyzing trace with hash 2276, now seen corresponding path program 1 times [2022-11-25 15:38:18,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:38:18,075 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325858860] [2022-11-25 15:38:18,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:38:18,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:38:18,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:38:18,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 15:38:18,188 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:38:18,189 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [325858860] [2022-11-25 15:38:18,189 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [325858860] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:38:18,190 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:38:18,190 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2022-11-25 15:38:18,191 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1379835930] [2022-11-25 15:38:18,192 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:38:18,202 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-25 15:38:18,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:38:18,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-25 15:38:18,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-25 15:38:18,236 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 333 out of 801 [2022-11-25 15:38:18,245 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 181 places, 171 transitions, 390 flow. Second operand has 2 states, 2 states have (on average 333.5) internal successors, (667), 2 states have internal predecessors, (667), 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) [2022-11-25 15:38:18,245 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-25 15:38:18,246 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 333 of 801 [2022-11-25 15:38:18,247 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-25 15:38:25,142 INFO L130 PetriNetUnfolder]: 26311/36621 cut-off events. [2022-11-25 15:38:25,143 INFO L131 PetriNetUnfolder]: For 4662/5144 co-relation queries the response was YES. [2022-11-25 15:38:25,279 INFO L83 FinitePrefix]: Finished finitePrefix Result has 73410 conditions, 36621 events. 26311/36621 cut-off events. For 4662/5144 co-relation queries the response was YES. Maximal size of possible extension queue 1160. Compared 221797 event pairs, 19316 based on Foata normal form. 270/27174 useless extension candidates. Maximal degree in co-relation 72183. Up to 32343 conditions per place. [2022-11-25 15:38:25,535 INFO L137 encePairwiseOnDemand]: 730/801 looper letters, 49 selfloop transitions, 0 changer transitions 1/100 dead transitions. [2022-11-25 15:38:25,536 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 111 places, 100 transitions, 348 flow [2022-11-25 15:38:25,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-25 15:38:25,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2022-11-25 15:38:25,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 787 transitions. [2022-11-25 15:38:25,562 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.4912609238451935 [2022-11-25 15:38:25,563 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 787 transitions. [2022-11-25 15:38:25,564 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 787 transitions. [2022-11-25 15:38:25,569 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-25 15:38:25,572 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 787 transitions. [2022-11-25 15:38:25,580 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 393.5) internal successors, (787), 2 states have internal predecessors, (787), 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) [2022-11-25 15:38:25,590 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 801.0) internal successors, (2403), 3 states have internal predecessors, (2403), 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) [2022-11-25 15:38:25,592 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 801.0) internal successors, (2403), 3 states have internal predecessors, (2403), 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) [2022-11-25 15:38:25,594 INFO L175 Difference]: Start difference. First operand has 181 places, 171 transitions, 390 flow. Second operand 2 states and 787 transitions. [2022-11-25 15:38:25,595 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 111 places, 100 transitions, 348 flow [2022-11-25 15:38:25,720 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 99 places, 100 transitions, 316 flow, removed 0 selfloop flow, removed 12 redundant places. [2022-11-25 15:38:25,724 INFO L231 Difference]: Finished difference. Result has 99 places, 99 transitions, 213 flow [2022-11-25 15:38:25,726 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=801, PETRI_DIFFERENCE_MINUEND_FLOW=216, PETRI_DIFFERENCE_MINUEND_PLACES=98, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=100, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=100, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=213, PETRI_PLACES=99, PETRI_TRANSITIONS=99} [2022-11-25 15:38:25,730 INFO L288 CegarLoopForPetriNet]: 181 programPoint places, -82 predicate places. [2022-11-25 15:38:25,730 INFO L495 AbstractCegarLoop]: Abstraction has has 99 places, 99 transitions, 213 flow [2022-11-25 15:38:25,731 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 333.5) internal successors, (667), 2 states have internal predecessors, (667), 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) [2022-11-25 15:38:25,731 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-25 15:38:25,731 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:38:25,732 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 15:38:25,732 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2022-11-25 15:38:25,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:38:25,733 INFO L85 PathProgramCache]: Analyzing trace with hash -1129239178, now seen corresponding path program 1 times [2022-11-25 15:38:25,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:38:25,733 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520312959] [2022-11-25 15:38:25,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:38:25,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:38:25,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:38:26,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 15:38:26,368 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:38:26,369 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520312959] [2022-11-25 15:38:26,369 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1520312959] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:38:26,369 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:38:26,369 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 15:38:26,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759604647] [2022-11-25 15:38:26,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:38:26,371 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 15:38:26,371 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:38:26,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 15:38:26,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-25 15:38:26,773 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 322 out of 801 [2022-11-25 15:38:26,776 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 99 places, 99 transitions, 213 flow. Second operand has 5 states, 5 states have (on average 324.0) internal successors, (1620), 5 states have internal predecessors, (1620), 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) [2022-11-25 15:38:26,776 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-25 15:38:26,776 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 322 of 801 [2022-11-25 15:38:26,776 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-25 15:38:35,012 INFO L130 PetriNetUnfolder]: 54031/70725 cut-off events. [2022-11-25 15:38:35,013 INFO L131 PetriNetUnfolder]: For 2132/3024 co-relation queries the response was YES. [2022-11-25 15:38:35,141 INFO L83 FinitePrefix]: Finished finitePrefix Result has 138774 conditions, 70725 events. 54031/70725 cut-off events. For 2132/3024 co-relation queries the response was YES. Maximal size of possible extension queue 2163. Compared 410861 event pairs, 12127 based on Foata normal form. 1936/55040 useless extension candidates. Maximal degree in co-relation 138771. Up to 22799 conditions per place. [2022-11-25 15:38:35,435 INFO L137 encePairwiseOnDemand]: 797/801 looper letters, 163 selfloop transitions, 3 changer transitions 0/212 dead transitions. [2022-11-25 15:38:35,435 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 101 places, 212 transitions, 807 flow [2022-11-25 15:38:35,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 15:38:35,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2022-11-25 15:38:35,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1777 transitions. [2022-11-25 15:38:35,441 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.4436953807740325 [2022-11-25 15:38:35,441 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1777 transitions. [2022-11-25 15:38:35,441 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1777 transitions. [2022-11-25 15:38:35,442 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-25 15:38:35,443 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1777 transitions. [2022-11-25 15:38:35,447 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 355.4) internal successors, (1777), 5 states have internal predecessors, (1777), 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) [2022-11-25 15:38:35,455 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 801.0) internal successors, (4806), 6 states have internal predecessors, (4806), 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) [2022-11-25 15:38:35,457 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 801.0) internal successors, (4806), 6 states have internal predecessors, (4806), 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) [2022-11-25 15:38:35,457 INFO L175 Difference]: Start difference. First operand has 99 places, 99 transitions, 213 flow. Second operand 5 states and 1777 transitions. [2022-11-25 15:38:35,458 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 101 places, 212 transitions, 807 flow [2022-11-25 15:38:35,459 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 101 places, 212 transitions, 807 flow, removed 0 selfloop flow, removed 0 redundant places. [2022-11-25 15:38:35,462 INFO L231 Difference]: Finished difference. Result has 101 places, 98 transitions, 217 flow [2022-11-25 15:38:35,463 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=801, PETRI_DIFFERENCE_MINUEND_FLOW=211, PETRI_DIFFERENCE_MINUEND_PLACES=97, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=98, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=95, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=217, PETRI_PLACES=101, PETRI_TRANSITIONS=98} [2022-11-25 15:38:35,464 INFO L288 CegarLoopForPetriNet]: 181 programPoint places, -80 predicate places. [2022-11-25 15:38:35,464 INFO L495 AbstractCegarLoop]: Abstraction has has 101 places, 98 transitions, 217 flow [2022-11-25 15:38:35,465 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 324.0) internal successors, (1620), 5 states have internal predecessors, (1620), 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) [2022-11-25 15:38:35,466 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-25 15:38:35,466 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:38:35,466 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-25 15:38:35,466 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread1Err2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2022-11-25 15:38:35,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:38:35,469 INFO L85 PathProgramCache]: Analyzing trace with hash -729781158, now seen corresponding path program 1 times [2022-11-25 15:38:35,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:38:35,471 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763690049] [2022-11-25 15:38:35,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:38:35,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:38:35,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:38:35,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 15:38:35,950 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:38:35,950 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763690049] [2022-11-25 15:38:35,950 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1763690049] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:38:35,951 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:38:35,951 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 15:38:35,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1041498837] [2022-11-25 15:38:35,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:38:35,952 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 15:38:35,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:38:35,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 15:38:35,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-25 15:38:36,251 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 323 out of 801 [2022-11-25 15:38:36,253 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 101 places, 98 transitions, 217 flow. Second operand has 5 states, 5 states have (on average 325.6) internal successors, (1628), 5 states have internal predecessors, (1628), 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) [2022-11-25 15:38:36,254 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-25 15:38:36,254 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 323 of 801 [2022-11-25 15:38:36,254 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-25 15:38:40,963 INFO L130 PetriNetUnfolder]: 29099/40252 cut-off events. [2022-11-25 15:38:40,964 INFO L131 PetriNetUnfolder]: For 711/982 co-relation queries the response was YES. [2022-11-25 15:38:41,061 INFO L83 FinitePrefix]: Finished finitePrefix Result has 77026 conditions, 40252 events. 29099/40252 cut-off events. For 711/982 co-relation queries the response was YES. Maximal size of possible extension queue 1068. Compared 226627 event pairs, 7660 based on Foata normal form. 810/32089 useless extension candidates. Maximal degree in co-relation 77022. Up to 13136 conditions per place. [2022-11-25 15:38:41,231 INFO L137 encePairwiseOnDemand]: 796/801 looper letters, 132 selfloop transitions, 4 changer transitions 0/181 dead transitions. [2022-11-25 15:38:41,232 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 104 places, 181 transitions, 676 flow [2022-11-25 15:38:41,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 15:38:41,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2022-11-25 15:38:41,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1752 transitions. [2022-11-25 15:38:41,244 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.43745318352059925 [2022-11-25 15:38:41,244 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1752 transitions. [2022-11-25 15:38:41,245 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1752 transitions. [2022-11-25 15:38:41,246 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-25 15:38:41,246 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1752 transitions. [2022-11-25 15:38:41,250 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 350.4) internal successors, (1752), 5 states have internal predecessors, (1752), 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) [2022-11-25 15:38:41,258 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 801.0) internal successors, (4806), 6 states have internal predecessors, (4806), 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) [2022-11-25 15:38:41,261 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 801.0) internal successors, (4806), 6 states have internal predecessors, (4806), 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) [2022-11-25 15:38:41,261 INFO L175 Difference]: Start difference. First operand has 101 places, 98 transitions, 217 flow. Second operand 5 states and 1752 transitions. [2022-11-25 15:38:41,261 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 104 places, 181 transitions, 676 flow [2022-11-25 15:38:41,264 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 101 places, 181 transitions, 671 flow, removed 0 selfloop flow, removed 3 redundant places. [2022-11-25 15:38:41,268 INFO L231 Difference]: Finished difference. Result has 101 places, 97 transitions, 218 flow [2022-11-25 15:38:41,268 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=801, PETRI_DIFFERENCE_MINUEND_FLOW=210, PETRI_DIFFERENCE_MINUEND_PLACES=97, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=97, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=93, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=218, PETRI_PLACES=101, PETRI_TRANSITIONS=97} [2022-11-25 15:38:41,270 INFO L288 CegarLoopForPetriNet]: 181 programPoint places, -80 predicate places. [2022-11-25 15:38:41,270 INFO L495 AbstractCegarLoop]: Abstraction has has 101 places, 97 transitions, 218 flow [2022-11-25 15:38:41,271 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 325.6) internal successors, (1628), 5 states have internal predecessors, (1628), 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) [2022-11-25 15:38:41,271 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-25 15:38:41,272 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:38:41,272 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-25 15:38:41,272 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread4Err2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2022-11-25 15:38:41,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:38:41,273 INFO L85 PathProgramCache]: Analyzing trace with hash 718491072, now seen corresponding path program 1 times [2022-11-25 15:38:41,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:38:41,273 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1383455531] [2022-11-25 15:38:41,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:38:41,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:38:41,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:38:41,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 15:38:41,558 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:38:41,559 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1383455531] [2022-11-25 15:38:41,559 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1383455531] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:38:41,559 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:38:41,559 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 15:38:41,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1031940434] [2022-11-25 15:38:41,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:38:41,561 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 15:38:41,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:38:41,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 15:38:41,563 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-25 15:38:41,877 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 323 out of 801 [2022-11-25 15:38:41,879 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 101 places, 97 transitions, 218 flow. Second operand has 5 states, 5 states have (on average 326.0) internal successors, (1630), 5 states have internal predecessors, (1630), 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) [2022-11-25 15:38:41,879 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-25 15:38:41,879 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 323 of 801 [2022-11-25 15:38:41,879 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-25 15:38:45,671 INFO L130 PetriNetUnfolder]: 22521/31050 cut-off events. [2022-11-25 15:38:45,671 INFO L131 PetriNetUnfolder]: For 821/1067 co-relation queries the response was YES. [2022-11-25 15:38:45,742 INFO L83 FinitePrefix]: Finished finitePrefix Result has 60198 conditions, 31050 events. 22521/31050 cut-off events. For 821/1067 co-relation queries the response was YES. Maximal size of possible extension queue 615. Compared 163484 event pairs, 5970 based on Foata normal form. 657/24829 useless extension candidates. Maximal degree in co-relation 60194. Up to 10383 conditions per place. [2022-11-25 15:38:45,868 INFO L137 encePairwiseOnDemand]: 796/801 looper letters, 131 selfloop transitions, 4 changer transitions 0/180 dead transitions. [2022-11-25 15:38:45,869 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 104 places, 180 transitions, 681 flow [2022-11-25 15:38:45,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 15:38:45,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2022-11-25 15:38:45,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1751 transitions. [2022-11-25 15:38:45,875 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.4372034956304619 [2022-11-25 15:38:45,875 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1751 transitions. [2022-11-25 15:38:45,875 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1751 transitions. [2022-11-25 15:38:45,877 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-25 15:38:45,877 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1751 transitions. [2022-11-25 15:38:45,881 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 350.2) internal successors, (1751), 5 states have internal predecessors, (1751), 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) [2022-11-25 15:38:45,888 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 801.0) internal successors, (4806), 6 states have internal predecessors, (4806), 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) [2022-11-25 15:38:45,891 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 801.0) internal successors, (4806), 6 states have internal predecessors, (4806), 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) [2022-11-25 15:38:45,892 INFO L175 Difference]: Start difference. First operand has 101 places, 97 transitions, 218 flow. Second operand 5 states and 1751 transitions. [2022-11-25 15:38:45,892 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 104 places, 180 transitions, 681 flow [2022-11-25 15:38:45,897 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 100 places, 180 transitions, 667 flow, removed 0 selfloop flow, removed 4 redundant places. [2022-11-25 15:38:45,902 INFO L231 Difference]: Finished difference. Result has 100 places, 96 transitions, 216 flow [2022-11-25 15:38:45,902 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=801, PETRI_DIFFERENCE_MINUEND_FLOW=208, PETRI_DIFFERENCE_MINUEND_PLACES=96, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=96, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=92, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=216, PETRI_PLACES=100, PETRI_TRANSITIONS=96} [2022-11-25 15:38:45,904 INFO L288 CegarLoopForPetriNet]: 181 programPoint places, -81 predicate places. [2022-11-25 15:38:45,904 INFO L495 AbstractCegarLoop]: Abstraction has has 100 places, 96 transitions, 216 flow [2022-11-25 15:38:45,905 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 326.0) internal successors, (1630), 5 states have internal predecessors, (1630), 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) [2022-11-25 15:38:45,906 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-25 15:38:45,906 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:38:45,906 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-25 15:38:45,906 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thread1Err3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2022-11-25 15:38:45,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:38:45,907 INFO L85 PathProgramCache]: Analyzing trace with hash -59723708, now seen corresponding path program 1 times [2022-11-25 15:38:45,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:38:45,907 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1959435381] [2022-11-25 15:38:45,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:38:45,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:38:45,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:38:46,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 15:38:46,249 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:38:46,249 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1959435381] [2022-11-25 15:38:46,250 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1959435381] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:38:46,250 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:38:46,250 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 15:38:46,250 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [232604076] [2022-11-25 15:38:46,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:38:46,251 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 15:38:46,251 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:38:46,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 15:38:46,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-25 15:38:46,543 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 323 out of 801 [2022-11-25 15:38:46,545 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 100 places, 96 transitions, 216 flow. Second operand has 5 states, 5 states have (on average 326.0) internal successors, (1630), 5 states have internal predecessors, (1630), 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) [2022-11-25 15:38:46,545 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-25 15:38:46,546 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 323 of 801 [2022-11-25 15:38:46,546 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-25 15:38:49,153 INFO L130 PetriNetUnfolder]: 12665/18552 cut-off events. [2022-11-25 15:38:49,153 INFO L131 PetriNetUnfolder]: For 705/874 co-relation queries the response was YES. [2022-11-25 15:38:49,196 INFO L83 FinitePrefix]: Finished finitePrefix Result has 35937 conditions, 18552 events. 12665/18552 cut-off events. For 705/874 co-relation queries the response was YES. Maximal size of possible extension queue 386. Compared 101550 event pairs, 6430 based on Foata normal form. 216/14562 useless extension candidates. Maximal degree in co-relation 35933. Up to 11367 conditions per place. [2022-11-25 15:38:49,272 INFO L137 encePairwiseOnDemand]: 796/801 looper letters, 118 selfloop transitions, 4 changer transitions 0/167 dead transitions. [2022-11-25 15:38:49,273 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 103 places, 167 transitions, 629 flow [2022-11-25 15:38:49,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 15:38:49,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2022-11-25 15:38:49,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1738 transitions. [2022-11-25 15:38:49,278 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.43395755305867667 [2022-11-25 15:38:49,279 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1738 transitions. [2022-11-25 15:38:49,279 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1738 transitions. [2022-11-25 15:38:49,280 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-25 15:38:49,280 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1738 transitions. [2022-11-25 15:38:49,285 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 347.6) internal successors, (1738), 5 states have internal predecessors, (1738), 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) [2022-11-25 15:38:49,292 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 801.0) internal successors, (4806), 6 states have internal predecessors, (4806), 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) [2022-11-25 15:38:49,294 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 801.0) internal successors, (4806), 6 states have internal predecessors, (4806), 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) [2022-11-25 15:38:49,295 INFO L175 Difference]: Start difference. First operand has 100 places, 96 transitions, 216 flow. Second operand 5 states and 1738 transitions. [2022-11-25 15:38:49,295 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 103 places, 167 transitions, 629 flow [2022-11-25 15:38:49,312 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 99 places, 167 transitions, 615 flow, removed 0 selfloop flow, removed 4 redundant places. [2022-11-25 15:38:49,314 INFO L231 Difference]: Finished difference. Result has 99 places, 95 transitions, 214 flow [2022-11-25 15:38:49,314 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=801, PETRI_DIFFERENCE_MINUEND_FLOW=206, PETRI_DIFFERENCE_MINUEND_PLACES=95, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=95, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=91, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=214, PETRI_PLACES=99, PETRI_TRANSITIONS=95} [2022-11-25 15:38:49,318 INFO L288 CegarLoopForPetriNet]: 181 programPoint places, -82 predicate places. [2022-11-25 15:38:49,318 INFO L495 AbstractCegarLoop]: Abstraction has has 99 places, 95 transitions, 214 flow [2022-11-25 15:38:49,319 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 326.0) internal successors, (1630), 5 states have internal predecessors, (1630), 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) [2022-11-25 15:38:49,320 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-25 15:38:49,320 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:38:49,320 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-25 15:38:49,320 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thread4Err3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2022-11-25 15:38:49,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:38:49,321 INFO L85 PathProgramCache]: Analyzing trace with hash 499411510, now seen corresponding path program 1 times [2022-11-25 15:38:49,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:38:49,321 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232460881] [2022-11-25 15:38:49,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:38:49,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:38:49,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:38:49,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 15:38:49,718 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:38:49,719 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232460881] [2022-11-25 15:38:49,719 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [232460881] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:38:49,720 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:38:49,720 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 15:38:49,724 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1564881195] [2022-11-25 15:38:49,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:38:49,725 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 15:38:49,725 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:38:49,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 15:38:49,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-25 15:38:50,054 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 323 out of 801 [2022-11-25 15:38:50,056 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 99 places, 95 transitions, 214 flow. Second operand has 5 states, 5 states have (on average 326.4) internal successors, (1632), 5 states have internal predecessors, (1632), 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) [2022-11-25 15:38:50,056 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-25 15:38:50,056 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 323 of 801 [2022-11-25 15:38:50,056 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-25 15:38:51,813 INFO L130 PetriNetUnfolder]: 11685/17048 cut-off events. [2022-11-25 15:38:51,814 INFO L131 PetriNetUnfolder]: For 649/763 co-relation queries the response was YES. [2022-11-25 15:38:51,873 INFO L83 FinitePrefix]: Finished finitePrefix Result has 32663 conditions, 17048 events. 11685/17048 cut-off events. For 649/763 co-relation queries the response was YES. Maximal size of possible extension queue 381. Compared 90985 event pairs, 5885 based on Foata normal form. 201/13363 useless extension candidates. Maximal degree in co-relation 32659. Up to 10452 conditions per place. [2022-11-25 15:38:51,935 INFO L137 encePairwiseOnDemand]: 796/801 looper letters, 117 selfloop transitions, 4 changer transitions 0/166 dead transitions. [2022-11-25 15:38:51,935 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 102 places, 166 transitions, 625 flow [2022-11-25 15:38:51,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 15:38:51,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2022-11-25 15:38:51,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1737 transitions. [2022-11-25 15:38:51,942 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.4337078651685393 [2022-11-25 15:38:51,942 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1737 transitions. [2022-11-25 15:38:51,942 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1737 transitions. [2022-11-25 15:38:51,944 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-25 15:38:51,944 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1737 transitions. [2022-11-25 15:38:51,948 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 347.4) internal successors, (1737), 5 states have internal predecessors, (1737), 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) [2022-11-25 15:38:51,954 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 801.0) internal successors, (4806), 6 states have internal predecessors, (4806), 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) [2022-11-25 15:38:51,956 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 801.0) internal successors, (4806), 6 states have internal predecessors, (4806), 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) [2022-11-25 15:38:51,956 INFO L175 Difference]: Start difference. First operand has 99 places, 95 transitions, 214 flow. Second operand 5 states and 1737 transitions. [2022-11-25 15:38:51,957 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 102 places, 166 transitions, 625 flow [2022-11-25 15:38:51,959 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 98 places, 166 transitions, 611 flow, removed 0 selfloop flow, removed 4 redundant places. [2022-11-25 15:38:51,960 INFO L231 Difference]: Finished difference. Result has 98 places, 94 transitions, 212 flow [2022-11-25 15:38:51,961 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=801, PETRI_DIFFERENCE_MINUEND_FLOW=204, PETRI_DIFFERENCE_MINUEND_PLACES=94, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=94, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=90, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=212, PETRI_PLACES=98, PETRI_TRANSITIONS=94} [2022-11-25 15:38:51,962 INFO L288 CegarLoopForPetriNet]: 181 programPoint places, -83 predicate places. [2022-11-25 15:38:51,962 INFO L495 AbstractCegarLoop]: Abstraction has has 98 places, 94 transitions, 212 flow [2022-11-25 15:38:51,963 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 326.4) internal successors, (1632), 5 states have internal predecessors, (1632), 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) [2022-11-25 15:38:51,963 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-25 15:38:51,963 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:38:51,963 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-25 15:38:51,964 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2022-11-25 15:38:51,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:38:51,964 INFO L85 PathProgramCache]: Analyzing trace with hash -766198255, now seen corresponding path program 1 times [2022-11-25 15:38:51,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:38:51,964 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379049850] [2022-11-25 15:38:51,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:38:51,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:38:52,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:38:52,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 15:38:52,348 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:38:52,348 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379049850] [2022-11-25 15:38:52,349 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1379049850] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:38:52,349 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:38:52,349 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 15:38:52,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147577988] [2022-11-25 15:38:52,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:38:52,350 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 15:38:52,350 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:38:52,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 15:38:52,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-25 15:38:52,728 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 322 out of 801 [2022-11-25 15:38:52,730 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 98 places, 94 transitions, 212 flow. Second operand has 5 states, 5 states have (on average 326.6) internal successors, (1633), 5 states have internal predecessors, (1633), 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) [2022-11-25 15:38:52,730 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-25 15:38:52,730 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 322 of 801 [2022-11-25 15:38:52,730 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-25 15:38:54,207 INFO L130 PetriNetUnfolder]: 8770/13301 cut-off events. [2022-11-25 15:38:54,208 INFO L131 PetriNetUnfolder]: For 553/792 co-relation queries the response was YES. [2022-11-25 15:38:54,245 INFO L83 FinitePrefix]: Finished finitePrefix Result has 25223 conditions, 13301 events. 8770/13301 cut-off events. For 553/792 co-relation queries the response was YES. Maximal size of possible extension queue 365. Compared 73806 event pairs, 5973 based on Foata normal form. 32/10279 useless extension candidates. Maximal degree in co-relation 25219. Up to 10661 conditions per place. [2022-11-25 15:38:54,253 INFO L137 encePairwiseOnDemand]: 797/801 looper letters, 0 selfloop transitions, 0 changer transitions 144/144 dead transitions. [2022-11-25 15:38:54,253 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 101 places, 144 transitions, 532 flow [2022-11-25 15:38:54,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 15:38:54,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2022-11-25 15:38:54,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1709 transitions. [2022-11-25 15:38:54,259 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.42671660424469415 [2022-11-25 15:38:54,260 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1709 transitions. [2022-11-25 15:38:54,260 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1709 transitions. [2022-11-25 15:38:54,261 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-25 15:38:54,262 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1709 transitions. [2022-11-25 15:38:54,266 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 341.8) internal successors, (1709), 5 states have internal predecessors, (1709), 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) [2022-11-25 15:38:54,273 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 801.0) internal successors, (4806), 6 states have internal predecessors, (4806), 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) [2022-11-25 15:38:54,275 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 801.0) internal successors, (4806), 6 states have internal predecessors, (4806), 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) [2022-11-25 15:38:54,275 INFO L175 Difference]: Start difference. First operand has 98 places, 94 transitions, 212 flow. Second operand 5 states and 1709 transitions. [2022-11-25 15:38:54,276 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 101 places, 144 transitions, 532 flow [2022-11-25 15:38:54,279 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 97 places, 144 transitions, 518 flow, removed 0 selfloop flow, removed 4 redundant places. [2022-11-25 15:38:54,280 INFO L231 Difference]: Finished difference. Result has 97 places, 0 transitions, 0 flow [2022-11-25 15:38:54,281 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=801, PETRI_DIFFERENCE_MINUEND_FLOW=202, PETRI_DIFFERENCE_MINUEND_PLACES=93, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=93, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=93, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=0, PETRI_PLACES=97, PETRI_TRANSITIONS=0} [2022-11-25 15:38:54,281 INFO L288 CegarLoopForPetriNet]: 181 programPoint places, -84 predicate places. [2022-11-25 15:38:54,281 INFO L495 AbstractCegarLoop]: Abstraction has has 97 places, 0 transitions, 0 flow [2022-11-25 15:38:54,283 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 326.6) internal successors, (1633), 5 states have internal predecessors, (1633), 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) [2022-11-25 15:38:54,286 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (146 of 147 remaining) [2022-11-25 15:38:54,286 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (145 of 147 remaining) [2022-11-25 15:38:54,286 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (144 of 147 remaining) [2022-11-25 15:38:54,287 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (143 of 147 remaining) [2022-11-25 15:38:54,287 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (142 of 147 remaining) [2022-11-25 15:38:54,287 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (141 of 147 remaining) [2022-11-25 15:38:54,287 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (140 of 147 remaining) [2022-11-25 15:38:54,287 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (139 of 147 remaining) [2022-11-25 15:38:54,288 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (138 of 147 remaining) [2022-11-25 15:38:54,288 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (137 of 147 remaining) [2022-11-25 15:38:54,288 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (136 of 147 remaining) [2022-11-25 15:38:54,288 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (135 of 147 remaining) [2022-11-25 15:38:54,289 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (134 of 147 remaining) [2022-11-25 15:38:54,289 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (133 of 147 remaining) [2022-11-25 15:38:54,289 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (132 of 147 remaining) [2022-11-25 15:38:54,289 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (131 of 147 remaining) [2022-11-25 15:38:54,289 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (130 of 147 remaining) [2022-11-25 15:38:54,290 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (129 of 147 remaining) [2022-11-25 15:38:54,290 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (128 of 147 remaining) [2022-11-25 15:38:54,290 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (127 of 147 remaining) [2022-11-25 15:38:54,290 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (126 of 147 remaining) [2022-11-25 15:38:54,290 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (125 of 147 remaining) [2022-11-25 15:38:54,291 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (124 of 147 remaining) [2022-11-25 15:38:54,291 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (123 of 147 remaining) [2022-11-25 15:38:54,291 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (122 of 147 remaining) [2022-11-25 15:38:54,291 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (121 of 147 remaining) [2022-11-25 15:38:54,291 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (120 of 147 remaining) [2022-11-25 15:38:54,292 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (119 of 147 remaining) [2022-11-25 15:38:54,292 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (118 of 147 remaining) [2022-11-25 15:38:54,292 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (117 of 147 remaining) [2022-11-25 15:38:54,292 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (116 of 147 remaining) [2022-11-25 15:38:54,292 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (115 of 147 remaining) [2022-11-25 15:38:54,293 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (114 of 147 remaining) [2022-11-25 15:38:54,293 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (113 of 147 remaining) [2022-11-25 15:38:54,293 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (112 of 147 remaining) [2022-11-25 15:38:54,293 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (111 of 147 remaining) [2022-11-25 15:38:54,293 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (110 of 147 remaining) [2022-11-25 15:38:54,294 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (109 of 147 remaining) [2022-11-25 15:38:54,294 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (108 of 147 remaining) [2022-11-25 15:38:54,294 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (107 of 147 remaining) [2022-11-25 15:38:54,294 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (106 of 147 remaining) [2022-11-25 15:38:54,294 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (105 of 147 remaining) [2022-11-25 15:38:54,295 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (104 of 147 remaining) [2022-11-25 15:38:54,295 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (103 of 147 remaining) [2022-11-25 15:38:54,295 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (102 of 147 remaining) [2022-11-25 15:38:54,295 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (101 of 147 remaining) [2022-11-25 15:38:54,295 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (100 of 147 remaining) [2022-11-25 15:38:54,296 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (99 of 147 remaining) [2022-11-25 15:38:54,296 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (98 of 147 remaining) [2022-11-25 15:38:54,296 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (97 of 147 remaining) [2022-11-25 15:38:54,296 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (96 of 147 remaining) [2022-11-25 15:38:54,297 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (95 of 147 remaining) [2022-11-25 15:38:54,297 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (94 of 147 remaining) [2022-11-25 15:38:54,297 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (93 of 147 remaining) [2022-11-25 15:38:54,297 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (92 of 147 remaining) [2022-11-25 15:38:54,297 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (91 of 147 remaining) [2022-11-25 15:38:54,298 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (90 of 147 remaining) [2022-11-25 15:38:54,298 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err11ASSERT_VIOLATIONDATA_RACE (89 of 147 remaining) [2022-11-25 15:38:54,298 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err12ASSERT_VIOLATIONDATA_RACE (88 of 147 remaining) [2022-11-25 15:38:54,298 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err0ASSERT_VIOLATIONDATA_RACE (87 of 147 remaining) [2022-11-25 15:38:54,298 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err1ASSERT_VIOLATIONDATA_RACE (86 of 147 remaining) [2022-11-25 15:38:54,299 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err2ASSERT_VIOLATIONDATA_RACE (85 of 147 remaining) [2022-11-25 15:38:54,299 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err3ASSERT_VIOLATIONDATA_RACE (84 of 147 remaining) [2022-11-25 15:38:54,299 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err4ASSERT_VIOLATIONDATA_RACE (83 of 147 remaining) [2022-11-25 15:38:54,299 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err5ASSERT_VIOLATIONDATA_RACE (82 of 147 remaining) [2022-11-25 15:38:54,299 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err6ASSERT_VIOLATIONDATA_RACE (81 of 147 remaining) [2022-11-25 15:38:54,300 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err7ASSERT_VIOLATIONDATA_RACE (80 of 147 remaining) [2022-11-25 15:38:54,300 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err8ASSERT_VIOLATIONDATA_RACE (79 of 147 remaining) [2022-11-25 15:38:54,300 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err9ASSERT_VIOLATIONDATA_RACE (78 of 147 remaining) [2022-11-25 15:38:54,300 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err10ASSERT_VIOLATIONDATA_RACE (77 of 147 remaining) [2022-11-25 15:38:54,300 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err11ASSERT_VIOLATIONDATA_RACE (76 of 147 remaining) [2022-11-25 15:38:54,301 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err12ASSERT_VIOLATIONDATA_RACE (75 of 147 remaining) [2022-11-25 15:38:54,301 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err0ASSERT_VIOLATIONDATA_RACE (74 of 147 remaining) [2022-11-25 15:38:54,301 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err1ASSERT_VIOLATIONDATA_RACE (73 of 147 remaining) [2022-11-25 15:38:54,301 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err2ASSERT_VIOLATIONDATA_RACE (72 of 147 remaining) [2022-11-25 15:38:54,301 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err3ASSERT_VIOLATIONDATA_RACE (71 of 147 remaining) [2022-11-25 15:38:54,302 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err4ASSERT_VIOLATIONDATA_RACE (70 of 147 remaining) [2022-11-25 15:38:54,302 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err5ASSERT_VIOLATIONDATA_RACE (69 of 147 remaining) [2022-11-25 15:38:54,302 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err6ASSERT_VIOLATIONDATA_RACE (68 of 147 remaining) [2022-11-25 15:38:54,302 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err7ASSERT_VIOLATIONDATA_RACE (67 of 147 remaining) [2022-11-25 15:38:54,302 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err8ASSERT_VIOLATIONDATA_RACE (66 of 147 remaining) [2022-11-25 15:38:54,303 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err9ASSERT_VIOLATIONDATA_RACE (65 of 147 remaining) [2022-11-25 15:38:54,303 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err10ASSERT_VIOLATIONDATA_RACE (64 of 147 remaining) [2022-11-25 15:38:54,303 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (63 of 147 remaining) [2022-11-25 15:38:54,303 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (62 of 147 remaining) [2022-11-25 15:38:54,303 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (61 of 147 remaining) [2022-11-25 15:38:54,304 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (60 of 147 remaining) [2022-11-25 15:38:54,304 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Thread1of1ForFork3Err7INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (59 of 147 remaining) [2022-11-25 15:38:54,304 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Thread1of1ForFork3Err8INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (58 of 147 remaining) [2022-11-25 15:38:54,304 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (57 of 147 remaining) [2022-11-25 15:38:54,304 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (56 of 147 remaining) [2022-11-25 15:38:54,305 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (55 of 147 remaining) [2022-11-25 15:38:54,305 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (54 of 147 remaining) [2022-11-25 15:38:54,305 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (53 of 147 remaining) [2022-11-25 15:38:54,305 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (52 of 147 remaining) [2022-11-25 15:38:54,305 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (51 of 147 remaining) [2022-11-25 15:38:54,306 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (50 of 147 remaining) [2022-11-25 15:38:54,306 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (49 of 147 remaining) [2022-11-25 15:38:54,306 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (48 of 147 remaining) [2022-11-25 15:38:54,306 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (47 of 147 remaining) [2022-11-25 15:38:54,306 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (46 of 147 remaining) [2022-11-25 15:38:54,307 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (45 of 147 remaining) [2022-11-25 15:38:54,307 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (44 of 147 remaining) [2022-11-25 15:38:54,307 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (43 of 147 remaining) [2022-11-25 15:38:54,307 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (42 of 147 remaining) [2022-11-25 15:38:54,307 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (41 of 147 remaining) [2022-11-25 15:38:54,308 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (40 of 147 remaining) [2022-11-25 15:38:54,308 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (39 of 147 remaining) [2022-11-25 15:38:54,308 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (38 of 147 remaining) [2022-11-25 15:38:54,308 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (37 of 147 remaining) [2022-11-25 15:38:54,308 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (36 of 147 remaining) [2022-11-25 15:38:54,309 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (35 of 147 remaining) [2022-11-25 15:38:54,309 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (34 of 147 remaining) [2022-11-25 15:38:54,309 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (33 of 147 remaining) [2022-11-25 15:38:54,309 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (32 of 147 remaining) [2022-11-25 15:38:54,309 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (31 of 147 remaining) [2022-11-25 15:38:54,310 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (30 of 147 remaining) [2022-11-25 15:38:54,310 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (29 of 147 remaining) [2022-11-25 15:38:54,310 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (28 of 147 remaining) [2022-11-25 15:38:54,310 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (27 of 147 remaining) [2022-11-25 15:38:54,310 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork5Err9INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (26 of 147 remaining) [2022-11-25 15:38:54,311 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err11ASSERT_VIOLATIONDATA_RACE (25 of 147 remaining) [2022-11-25 15:38:54,311 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err12ASSERT_VIOLATIONDATA_RACE (24 of 147 remaining) [2022-11-25 15:38:54,311 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err0ASSERT_VIOLATIONDATA_RACE (23 of 147 remaining) [2022-11-25 15:38:54,311 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err1ASSERT_VIOLATIONDATA_RACE (22 of 147 remaining) [2022-11-25 15:38:54,311 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err2ASSERT_VIOLATIONDATA_RACE (21 of 147 remaining) [2022-11-25 15:38:54,312 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err3ASSERT_VIOLATIONDATA_RACE (20 of 147 remaining) [2022-11-25 15:38:54,312 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err4ASSERT_VIOLATIONDATA_RACE (19 of 147 remaining) [2022-11-25 15:38:54,312 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err5ASSERT_VIOLATIONDATA_RACE (18 of 147 remaining) [2022-11-25 15:38:54,312 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err6ASSERT_VIOLATIONDATA_RACE (17 of 147 remaining) [2022-11-25 15:38:54,312 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err7ASSERT_VIOLATIONDATA_RACE (16 of 147 remaining) [2022-11-25 15:38:54,312 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err8ASSERT_VIOLATIONDATA_RACE (15 of 147 remaining) [2022-11-25 15:38:54,313 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err9ASSERT_VIOLATIONDATA_RACE (14 of 147 remaining) [2022-11-25 15:38:54,313 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err10ASSERT_VIOLATIONDATA_RACE (13 of 147 remaining) [2022-11-25 15:38:54,313 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err11ASSERT_VIOLATIONDATA_RACE (12 of 147 remaining) [2022-11-25 15:38:54,313 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err12ASSERT_VIOLATIONDATA_RACE (11 of 147 remaining) [2022-11-25 15:38:54,313 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err0ASSERT_VIOLATIONDATA_RACE (10 of 147 remaining) [2022-11-25 15:38:54,314 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err1ASSERT_VIOLATIONDATA_RACE (9 of 147 remaining) [2022-11-25 15:38:54,314 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err2ASSERT_VIOLATIONDATA_RACE (8 of 147 remaining) [2022-11-25 15:38:54,314 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err3ASSERT_VIOLATIONDATA_RACE (7 of 147 remaining) [2022-11-25 15:38:54,314 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err4ASSERT_VIOLATIONDATA_RACE (6 of 147 remaining) [2022-11-25 15:38:54,314 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err5ASSERT_VIOLATIONDATA_RACE (5 of 147 remaining) [2022-11-25 15:38:54,315 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err6ASSERT_VIOLATIONDATA_RACE (4 of 147 remaining) [2022-11-25 15:38:54,315 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err7ASSERT_VIOLATIONDATA_RACE (3 of 147 remaining) [2022-11-25 15:38:54,315 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err8ASSERT_VIOLATIONDATA_RACE (2 of 147 remaining) [2022-11-25 15:38:54,315 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err9ASSERT_VIOLATIONDATA_RACE (1 of 147 remaining) [2022-11-25 15:38:54,315 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err10ASSERT_VIOLATIONDATA_RACE (0 of 147 remaining) [2022-11-25 15:38:54,316 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-25 15:38:54,316 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:38:54,322 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-11-25 15:38:54,323 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-25 15:38:54,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 03:38:54 BasicIcfg [2022-11-25 15:38:54,327 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-25 15:38:54,328 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-25 15:38:54,328 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-25 15:38:54,328 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-25 15:38:54,328 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:38:01" (3/4) ... [2022-11-25 15:38:54,331 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-25 15:38:54,336 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2022-11-25 15:38:54,337 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2022-11-25 15:38:54,337 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2022-11-25 15:38:54,337 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2022-11-25 15:38:54,337 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread5 [2022-11-25 15:38:54,338 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread6 [2022-11-25 15:38:54,343 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2022-11-25 15:38:54,344 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-25 15:38:54,344 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-25 15:38:54,344 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-25 15:38:54,392 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2534056-e9f5-45bd-a67d-684aea826c85/bin/uautomizer-ZsLfNo2U6R/witness.graphml [2022-11-25 15:38:54,392 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-25 15:38:54,392 INFO L158 Benchmark]: Toolchain (without parser) took 54979.38ms. Allocated memory was 142.6MB in the beginning and 10.8GB in the end (delta: 10.7GB). Free memory was 97.7MB in the beginning and 9.0GB in the end (delta: -8.9GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2022-11-25 15:38:54,393 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 84.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 15:38:54,393 INFO L158 Benchmark]: CACSL2BoogieTranslator took 478.12ms. Allocated memory is still 142.6MB. Free memory was 97.7MB in the beginning and 79.7MB in the end (delta: 18.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-25 15:38:54,394 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.81ms. Allocated memory is still 142.6MB. Free memory was 79.7MB in the beginning and 75.8MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-25 15:38:54,394 INFO L158 Benchmark]: Boogie Preprocessor took 56.20ms. Allocated memory is still 142.6MB. Free memory was 75.8MB in the beginning and 72.3MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 15:38:54,394 INFO L158 Benchmark]: RCFGBuilder took 1792.48ms. Allocated memory was 142.6MB in the beginning and 195.0MB in the end (delta: 52.4MB). Free memory was 72.3MB in the beginning and 116.4MB in the end (delta: -44.1MB). Peak memory consumption was 33.8MB. Max. memory is 16.1GB. [2022-11-25 15:38:54,395 INFO L158 Benchmark]: TraceAbstraction took 52515.00ms. Allocated memory was 195.0MB in the beginning and 10.8GB in the end (delta: 10.6GB). Free memory was 116.4MB in the beginning and 9.0GB in the end (delta: -8.9GB). Peak memory consumption was 1.8GB. Max. memory is 16.1GB. [2022-11-25 15:38:54,395 INFO L158 Benchmark]: Witness Printer took 64.46ms. Allocated memory is still 10.8GB. Free memory was 9.0GB in the beginning and 9.0GB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-25 15:38:54,397 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 84.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 478.12ms. Allocated memory is still 142.6MB. Free memory was 97.7MB in the beginning and 79.7MB in the end (delta: 18.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.81ms. Allocated memory is still 142.6MB. Free memory was 79.7MB in the beginning and 75.8MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.20ms. Allocated memory is still 142.6MB. Free memory was 75.8MB in the beginning and 72.3MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1792.48ms. Allocated memory was 142.6MB in the beginning and 195.0MB in the end (delta: 52.4MB). Free memory was 72.3MB in the beginning and 116.4MB in the end (delta: -44.1MB). Peak memory consumption was 33.8MB. Max. memory is 16.1GB. * TraceAbstraction took 52515.00ms. Allocated memory was 195.0MB in the beginning and 10.8GB in the end (delta: 10.6GB). Free memory was 116.4MB in the beginning and 9.0GB in the end (delta: -8.9GB). Peak memory consumption was 1.8GB. Max. memory is 16.1GB. * Witness Printer took 64.46ms. Allocated memory is still 10.8GB. Free memory was 9.0GB in the beginning and 9.0GB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 15.7s, 377 PlacesBefore, 181 PlacesAfterwards, 375 TransitionsBefore, 171 TransitionsAfterwards, 26960 CoEnabledTransitionPairs, 11 FixpointIterations, 210 TrivialSequentialCompositions, 135 ConcurrentSequentialCompositions, 11 TrivialYvCompositions, 0 ConcurrentYvCompositions, 8 ChoiceCompositions, 364 TotalNumberOfCompositions, 192769 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 115030, independent: 113633, independent conditional: 0, independent unconditional: 113633, dependent: 1397, dependent conditional: 0, dependent unconditional: 1397, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 16662, independent: 16475, independent conditional: 0, independent unconditional: 16475, dependent: 187, dependent conditional: 0, dependent unconditional: 187, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 16662, independent: 14835, independent conditional: 0, independent unconditional: 14835, dependent: 1827, dependent conditional: 0, dependent unconditional: 1827, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1827, independent: 1640, independent conditional: 0, independent unconditional: 1640, dependent: 187, dependent conditional: 0, dependent unconditional: 187, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3806, independent: 3283, independent conditional: 0, independent unconditional: 3283, dependent: 523, dependent conditional: 0, dependent unconditional: 523, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 115030, independent: 97158, independent conditional: 0, independent unconditional: 97158, dependent: 1210, dependent conditional: 0, dependent unconditional: 1210, unknown: 16662, unknown conditional: 0, unknown unconditional: 16662] , Statistics on independence cache: Total cache size (in pairs): 7352, Positive cache size: 7226, Positive conditional cache size: 0, Positive unconditional cache size: 7226, Negative cache size: 126, Negative conditional cache size: 0, Negative unconditional cache size: 126, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 88]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 68]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 68]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 155]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 156]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 158]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 159]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 160]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 161]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 162]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 163]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 164]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 165]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 165]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 185]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 170]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 171]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 173]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 173]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 139]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 140]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 145]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 146]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 102]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 102]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 104]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 104]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 104]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 104]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 129]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 129]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 120]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 120]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 121]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 121]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 122]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 122]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 122]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 122]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 125]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 125]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 125]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 13 procedures, 564 locations, 147 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 52.3s, OverallIterations: 7, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 33.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 16.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1404 SdHoareTripleChecker+Valid, 4.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 791 mSDsluCounter, 1 SdHoareTripleChecker+Invalid, 3.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 673 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3156 IncrementalHoareTripleChecker+Invalid, 3829 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 673 mSolverCounterUnsat, 1 mSDtfsCounter, 3156 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 24 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=390occurred in iteration=0, InterpolantAutomatonStates: 32, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 160 NumberOfCodeBlocks, 160 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 153 ConstructedInterpolants, 0 QuantifiedInterpolants, 435 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 77 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-11-25 15:38:54,426 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2534056-e9f5-45bd-a67d-684aea826c85/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE