./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/unroll-cond-4.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 8393723b 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_b538fc7d-34f4-4d92-a7e1-bca2ba3e963c/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b538fc7d-34f4-4d92-a7e1-bca2ba3e963c/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b538fc7d-34f4-4d92-a7e1-bca2ba3e963c/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b538fc7d-34f4-4d92-a7e1-bca2ba3e963c/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/weaver/unroll-cond-4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b538fc7d-34f4-4d92-a7e1-bca2ba3e963c/bin/utaipan-I9t0OCRTmS/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b538fc7d-34f4-4d92-a7e1-bca2ba3e963c/bin/utaipan-I9t0OCRTmS --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4755329f7559a8be1422f8772c1ed30abe185c2742a237de140cc196ec4e9010 --- 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-8393723 [2022-11-19 06:35:15,891 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 06:35:15,894 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 06:35:15,942 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 06:35:15,943 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 06:35:15,948 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 06:35:15,951 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 06:35:15,956 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 06:35:15,959 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 06:35:15,962 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 06:35:15,965 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 06:35:15,967 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 06:35:15,968 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 06:35:15,973 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 06:35:15,975 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 06:35:15,978 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 06:35:15,980 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 06:35:15,981 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 06:35:15,983 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 06:35:15,990 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 06:35:15,992 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 06:35:15,994 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 06:35:15,998 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 06:35:15,999 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 06:35:16,009 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 06:35:16,010 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 06:35:16,010 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 06:35:16,012 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 06:35:16,013 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 06:35:16,014 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 06:35:16,015 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 06:35:16,016 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 06:35:16,018 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 06:35:16,020 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 06:35:16,022 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 06:35:16,023 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 06:35:16,024 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 06:35:16,024 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 06:35:16,024 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 06:35:16,025 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 06:35:16,026 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 06:35:16,027 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b538fc7d-34f4-4d92-a7e1-bca2ba3e963c/bin/utaipan-I9t0OCRTmS/config/svcomp-DataRace-32bit-Taipan_Default.epf [2022-11-19 06:35:16,070 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 06:35:16,070 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 06:35:16,071 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 06:35:16,072 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 06:35:16,073 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 06:35:16,073 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 06:35:16,073 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 06:35:16,074 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 06:35:16,074 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 06:35:16,074 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 06:35:16,076 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 06:35:16,076 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 06:35:16,076 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 06:35:16,077 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 06:35:16,077 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 06:35:16,077 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 06:35:16,077 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 06:35:16,078 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 06:35:16,079 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 06:35:16,079 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-19 06:35:16,079 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 06:35:16,080 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 06:35:16,080 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-19 06:35:16,080 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 06:35:16,081 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 06:35:16,081 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 06:35:16,081 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 06:35:16,081 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-19 06:35:16,082 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-19 06:35:16,082 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 06:35:16,082 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 06:35:16,083 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 06:35:16,083 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 06:35:16,084 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 06:35:16,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 06:35:16,084 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 06:35:16,085 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 06:35:16,085 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 06:35:16,085 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 06:35:16,086 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 06:35:16,086 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 06:35:16,086 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 06:35:16,086 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 06:35:16,087 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b538fc7d-34f4-4d92-a7e1-bca2ba3e963c/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b538fc7d-34f4-4d92-a7e1-bca2ba3e963c/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4755329f7559a8be1422f8772c1ed30abe185c2742a237de140cc196ec4e9010 [2022-11-19 06:35:16,367 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 06:35:16,395 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 06:35:16,398 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 06:35:16,399 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 06:35:16,400 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 06:35:16,401 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b538fc7d-34f4-4d92-a7e1-bca2ba3e963c/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/weaver/unroll-cond-4.wvr.c [2022-11-19 06:35:16,461 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b538fc7d-34f4-4d92-a7e1-bca2ba3e963c/bin/utaipan-I9t0OCRTmS/data/930a068aa/b60e926a47d449409a31ebb3803332fa/FLAG0c57c0f6b [2022-11-19 06:35:17,011 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 06:35:17,012 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b538fc7d-34f4-4d92-a7e1-bca2ba3e963c/sv-benchmarks/c/weaver/unroll-cond-4.wvr.c [2022-11-19 06:35:17,020 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b538fc7d-34f4-4d92-a7e1-bca2ba3e963c/bin/utaipan-I9t0OCRTmS/data/930a068aa/b60e926a47d449409a31ebb3803332fa/FLAG0c57c0f6b [2022-11-19 06:35:17,363 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b538fc7d-34f4-4d92-a7e1-bca2ba3e963c/bin/utaipan-I9t0OCRTmS/data/930a068aa/b60e926a47d449409a31ebb3803332fa [2022-11-19 06:35:17,365 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 06:35:17,368 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 06:35:17,372 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 06:35:17,373 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 06:35:17,377 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 06:35:17,378 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:35:17" (1/1) ... [2022-11-19 06:35:17,379 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@289649ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:35:17, skipping insertion in model container [2022-11-19 06:35:17,379 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:35:17" (1/1) ... [2022-11-19 06:35:17,387 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 06:35:17,416 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 06:35:17,711 WARN L234 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_b538fc7d-34f4-4d92-a7e1-bca2ba3e963c/sv-benchmarks/c/weaver/unroll-cond-4.wvr.c[2808,2821] [2022-11-19 06:35:17,717 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 06:35:17,725 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 06:35:17,760 WARN L234 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_b538fc7d-34f4-4d92-a7e1-bca2ba3e963c/sv-benchmarks/c/weaver/unroll-cond-4.wvr.c[2808,2821] [2022-11-19 06:35:17,764 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 06:35:17,778 INFO L208 MainTranslator]: Completed translation [2022-11-19 06:35:17,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:35:17 WrapperNode [2022-11-19 06:35:17,779 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 06:35:17,780 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 06:35:17,781 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 06:35:17,781 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 06:35:17,789 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:35:17" (1/1) ... [2022-11-19 06:35:17,800 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:35:17" (1/1) ... [2022-11-19 06:35:17,838 INFO L138 Inliner]: procedures = 24, calls = 41, calls flagged for inlining = 15, calls inlined = 15, statements flattened = 414 [2022-11-19 06:35:17,838 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 06:35:17,839 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 06:35:17,839 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 06:35:17,840 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 06:35:17,854 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:35:17" (1/1) ... [2022-11-19 06:35:17,855 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:35:17" (1/1) ... [2022-11-19 06:35:17,860 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:35:17" (1/1) ... [2022-11-19 06:35:17,864 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:35:17" (1/1) ... [2022-11-19 06:35:17,900 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:35:17" (1/1) ... [2022-11-19 06:35:17,911 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:35:17" (1/1) ... [2022-11-19 06:35:17,913 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:35:17" (1/1) ... [2022-11-19 06:35:17,915 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:35:17" (1/1) ... [2022-11-19 06:35:17,926 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 06:35:17,927 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 06:35:17,927 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 06:35:17,927 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 06:35:17,928 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:35:17" (1/1) ... [2022-11-19 06:35:17,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 06:35:17,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b538fc7d-34f4-4d92-a7e1-bca2ba3e963c/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 06:35:17,964 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b538fc7d-34f4-4d92-a7e1-bca2ba3e963c/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 06:35:17,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b538fc7d-34f4-4d92-a7e1-bca2ba3e963c/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 06:35:18,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 06:35:18,035 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-19 06:35:18,035 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-19 06:35:18,035 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-19 06:35:18,035 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-19 06:35:18,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 06:35:18,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 06:35:18,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-19 06:35:18,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-19 06:35:18,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 06:35:18,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 06:35:18,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-19 06:35:18,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 06:35:18,038 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-19 06:35:18,186 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 06:35:18,188 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 06:35:19,154 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 06:35:19,169 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 06:35:19,169 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-19 06:35:19,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:35:19 BoogieIcfgContainer [2022-11-19 06:35:19,172 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 06:35:19,175 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 06:35:19,176 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 06:35:19,180 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 06:35:19,180 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 06:35:17" (1/3) ... [2022-11-19 06:35:19,181 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@113456dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:35:19, skipping insertion in model container [2022-11-19 06:35:19,182 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:35:17" (2/3) ... [2022-11-19 06:35:19,182 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@113456dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:35:19, skipping insertion in model container [2022-11-19 06:35:19,182 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:35:19" (3/3) ... [2022-11-19 06:35:19,184 INFO L112 eAbstractionObserver]: Analyzing ICFG unroll-cond-4.wvr.c [2022-11-19 06:35:19,193 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-19 06:35:19,205 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 06:35:19,205 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 71 error locations. [2022-11-19 06:35:19,206 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-19 06:35:19,354 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-11-19 06:35:19,411 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-19 06:35:19,426 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 526 places, 548 transitions, 1112 flow [2022-11-19 06:35:19,429 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 526 places, 548 transitions, 1112 flow [2022-11-19 06:35:19,431 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 526 places, 548 transitions, 1112 flow [2022-11-19 06:35:19,713 INFO L130 PetriNetUnfolder]: 29/546 cut-off events. [2022-11-19 06:35:19,713 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-11-19 06:35:19,731 INFO L83 FinitePrefix]: Finished finitePrefix Result has 555 conditions, 546 events. 29/546 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 1502 event pairs, 0 based on Foata normal form. 0/446 useless extension candidates. Maximal degree in co-relation 412. Up to 2 conditions per place. [2022-11-19 06:35:19,756 INFO L119 LiptonReduction]: Number of co-enabled transitions 50436 [2022-11-19 06:35:39,223 INFO L134 LiptonReduction]: Checked pairs total: 163335 [2022-11-19 06:35:39,224 INFO L136 LiptonReduction]: Total number of compositions: 693 [2022-11-19 06:35:39,238 INFO L113 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 159 places, 168 transitions, 352 flow [2022-11-19 06:35:39,755 INFO L135 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 14750 states, 13717 states have (on average 3.242181234963913) internal successors, (44473), 14749 states have internal predecessors, (44473), 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) [2022-11-19 06:35:39,782 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 06:35:39,789 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=FINITE_AUTOMATA, 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;@76814920, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 06:35:39,789 INFO L358 AbstractCegarLoop]: Starting to check reachability of 134 error locations. [2022-11-19 06:35:39,845 INFO L276 IsEmpty]: Start isEmpty. Operand has 14750 states, 13717 states have (on average 3.242181234963913) internal successors, (44473), 14749 states have internal predecessors, (44473), 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) [2022-11-19 06:35:39,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2022-11-19 06:35:39,850 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:35:39,851 INFO L195 NwaCegarLoop]: trace histogram [1] [2022-11-19 06:35:39,852 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 130 more)] === [2022-11-19 06:35:39,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:35:39,860 INFO L85 PathProgramCache]: Analyzing trace with hash 2223, now seen corresponding path program 1 times [2022-11-19 06:35:39,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:35:39,872 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357715456] [2022-11-19 06:35:39,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:35:39,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:35:39,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:35:39,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:35:39,976 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:35:39,977 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [357715456] [2022-11-19 06:35:39,977 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [357715456] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:35:39,978 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:35:39,978 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2022-11-19 06:35:39,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [319927233] [2022-11-19 06:35:39,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:35:39,984 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-19 06:35:39,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:35:40,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-19 06:35:40,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-19 06:35:40,056 INFO L87 Difference]: Start difference. First operand has 14750 states, 13717 states have (on average 3.242181234963913) internal successors, (44473), 14749 states have internal predecessors, (44473), 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) Second operand has 2 states, 1 states have (on average 1.0) internal successors, (1), 1 states have internal predecessors, (1), 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) [2022-11-19 06:35:40,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:35:40,451 INFO L93 Difference]: Finished difference Result 6498 states and 18435 transitions. [2022-11-19 06:35:40,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-19 06:35:40,454 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 1.0) internal successors, (1), 1 states have internal predecessors, (1), 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) Word has length 1 [2022-11-19 06:35:40,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:35:40,529 INFO L225 Difference]: With dead ends: 6498 [2022-11-19 06:35:40,529 INFO L226 Difference]: Without dead ends: 6493 [2022-11-19 06:35:40,530 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-19 06:35:40,533 INFO L413 NwaCegarLoop]: 48 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 48 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-19 06:35:40,534 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 48 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-19 06:35:40,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6493 states. [2022-11-19 06:35:40,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6493 to 6493. [2022-11-19 06:35:40,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6493 states, 6389 states have (on average 2.8837063703239942) internal successors, (18424), 6492 states have internal predecessors, (18424), 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) [2022-11-19 06:35:40,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6493 states to 6493 states and 18424 transitions. [2022-11-19 06:35:40,887 INFO L78 Accepts]: Start accepts. Automaton has 6493 states and 18424 transitions. Word has length 1 [2022-11-19 06:35:40,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:35:40,888 INFO L495 AbstractCegarLoop]: Abstraction has 6493 states and 18424 transitions. [2022-11-19 06:35:40,888 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 1.0) internal successors, (1), 1 states have internal predecessors, (1), 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) [2022-11-19 06:35:40,889 INFO L276 IsEmpty]: Start isEmpty. Operand 6493 states and 18424 transitions. [2022-11-19 06:35:40,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-19 06:35:40,889 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:35:40,890 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:35:40,890 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-19 06:35:40,890 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 130 more)] === [2022-11-19 06:35:40,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:35:40,891 INFO L85 PathProgramCache]: Analyzing trace with hash 671057010, now seen corresponding path program 1 times [2022-11-19 06:35:40,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:35:40,892 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1723697975] [2022-11-19 06:35:40,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:35:40,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:35:40,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:35:41,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:35:41,024 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:35:41,024 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1723697975] [2022-11-19 06:35:41,025 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1723697975] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:35:41,025 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:35:41,025 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-19 06:35:41,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36296949] [2022-11-19 06:35:41,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:35:41,027 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 06:35:41,027 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:35:41,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 06:35:41,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:35:41,029 INFO L87 Difference]: Start difference. First operand 6493 states and 18424 transitions. Second operand has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 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) [2022-11-19 06:35:41,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:35:41,270 INFO L93 Difference]: Finished difference Result 6378 states and 18119 transitions. [2022-11-19 06:35:41,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 06:35:41,271 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 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) Word has length 8 [2022-11-19 06:35:41,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:35:41,313 INFO L225 Difference]: With dead ends: 6378 [2022-11-19 06:35:41,314 INFO L226 Difference]: Without dead ends: 6378 [2022-11-19 06:35:41,315 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:35:41,317 INFO L413 NwaCegarLoop]: 61 mSDtfsCounter, 84 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-19 06:35:41,318 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 76 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-19 06:35:41,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6378 states. [2022-11-19 06:35:41,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6378 to 5665. [2022-11-19 06:35:41,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5665 states, 5611 states have (on average 2.8627695597932634) internal successors, (16063), 5664 states have internal predecessors, (16063), 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) [2022-11-19 06:35:41,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5665 states to 5665 states and 16063 transitions. [2022-11-19 06:35:41,644 INFO L78 Accepts]: Start accepts. Automaton has 5665 states and 16063 transitions. Word has length 8 [2022-11-19 06:35:41,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:35:41,645 INFO L495 AbstractCegarLoop]: Abstraction has 5665 states and 16063 transitions. [2022-11-19 06:35:41,646 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 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) [2022-11-19 06:35:41,646 INFO L276 IsEmpty]: Start isEmpty. Operand 5665 states and 16063 transitions. [2022-11-19 06:35:41,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-19 06:35:41,649 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:35:41,649 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:35:41,649 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-19 06:35:41,650 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 130 more)] === [2022-11-19 06:35:41,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:35:41,651 INFO L85 PathProgramCache]: Analyzing trace with hash 1114656649, now seen corresponding path program 1 times [2022-11-19 06:35:41,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:35:41,656 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888128664] [2022-11-19 06:35:41,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:35:41,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:35:41,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:35:41,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:35:41,857 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:35:41,857 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1888128664] [2022-11-19 06:35:41,857 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1888128664] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:35:41,857 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:35:41,858 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-19 06:35:41,858 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [241463855] [2022-11-19 06:35:41,858 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:35:41,858 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 06:35:41,859 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:35:41,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 06:35:41,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:35:41,860 INFO L87 Difference]: Start difference. First operand 5665 states and 16063 transitions. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 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) [2022-11-19 06:35:42,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:35:42,031 INFO L93 Difference]: Finished difference Result 5666 states and 16064 transitions. [2022-11-19 06:35:42,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 06:35:42,031 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 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) Word has length 9 [2022-11-19 06:35:42,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:35:42,062 INFO L225 Difference]: With dead ends: 5666 [2022-11-19 06:35:42,062 INFO L226 Difference]: Without dead ends: 5666 [2022-11-19 06:35:42,062 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:35:42,063 INFO L413 NwaCegarLoop]: 43 mSDtfsCounter, 0 mSDsluCounter, 43 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 86 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-19 06:35:42,064 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 86 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-19 06:35:42,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5666 states. [2022-11-19 06:35:42,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5666 to 5666. [2022-11-19 06:35:42,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5666 states, 5612 states have (on average 2.8624376336421955) internal successors, (16064), 5665 states have internal predecessors, (16064), 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) [2022-11-19 06:35:42,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5666 states to 5666 states and 16064 transitions. [2022-11-19 06:35:42,284 INFO L78 Accepts]: Start accepts. Automaton has 5666 states and 16064 transitions. Word has length 9 [2022-11-19 06:35:42,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:35:42,284 INFO L495 AbstractCegarLoop]: Abstraction has 5666 states and 16064 transitions. [2022-11-19 06:35:42,284 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 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) [2022-11-19 06:35:42,285 INFO L276 IsEmpty]: Start isEmpty. Operand 5666 states and 16064 transitions. [2022-11-19 06:35:42,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-19 06:35:42,286 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:35:42,286 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:35:42,286 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-19 06:35:42,286 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 130 more)] === [2022-11-19 06:35:42,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:35:42,287 INFO L85 PathProgramCache]: Analyzing trace with hash 790471151, now seen corresponding path program 1 times [2022-11-19 06:35:42,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:35:42,287 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599909336] [2022-11-19 06:35:42,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:35:42,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:35:42,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:35:42,674 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-19 06:35:42,674 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:35:42,675 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [599909336] [2022-11-19 06:35:42,677 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [599909336] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:35:42,677 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:35:42,678 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 06:35:42,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275005238] [2022-11-19 06:35:42,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:35:42,682 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-19 06:35:42,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:35:42,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-19 06:35:42,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-19 06:35:42,684 INFO L87 Difference]: Start difference. First operand 5666 states and 16064 transitions. Second operand has 5 states, 4 states have (on average 2.5) internal successors, (10), 5 states have internal predecessors, (10), 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) [2022-11-19 06:35:43,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:35:43,426 INFO L93 Difference]: Finished difference Result 4922 states and 13796 transitions. [2022-11-19 06:35:43,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 06:35:43,427 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.5) internal successors, (10), 5 states have internal predecessors, (10), 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) Word has length 10 [2022-11-19 06:35:43,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:35:43,466 INFO L225 Difference]: With dead ends: 4922 [2022-11-19 06:35:43,466 INFO L226 Difference]: Without dead ends: 4922 [2022-11-19 06:35:43,467 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-19 06:35:43,473 INFO L413 NwaCegarLoop]: 65 mSDtfsCounter, 120 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 470 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 95 SdHoareTripleChecker+Invalid, 611 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 470 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-19 06:35:43,474 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [120 Valid, 95 Invalid, 611 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 470 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-19 06:35:43,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4922 states. [2022-11-19 06:35:43,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4922 to 4922. [2022-11-19 06:35:43,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4922 states, 4890 states have (on average 2.8212678936605315) internal successors, (13796), 4921 states have internal predecessors, (13796), 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) [2022-11-19 06:35:43,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4922 states to 4922 states and 13796 transitions. [2022-11-19 06:35:43,686 INFO L78 Accepts]: Start accepts. Automaton has 4922 states and 13796 transitions. Word has length 10 [2022-11-19 06:35:43,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:35:43,687 INFO L495 AbstractCegarLoop]: Abstraction has 4922 states and 13796 transitions. [2022-11-19 06:35:43,687 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.5) internal successors, (10), 5 states have internal predecessors, (10), 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) [2022-11-19 06:35:43,687 INFO L276 IsEmpty]: Start isEmpty. Operand 4922 states and 13796 transitions. [2022-11-19 06:35:43,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-19 06:35:43,690 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:35:43,690 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:35:43,690 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-19 06:35:43,690 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thread2Err29ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 130 more)] === [2022-11-19 06:35:43,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:35:43,692 INFO L85 PathProgramCache]: Analyzing trace with hash 769545801, now seen corresponding path program 1 times [2022-11-19 06:35:43,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:35:43,694 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103889595] [2022-11-19 06:35:43,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:35:43,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:35:43,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:35:43,799 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-19 06:35:43,799 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:35:43,799 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103889595] [2022-11-19 06:35:43,799 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [103889595] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:35:43,800 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:35:43,800 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-19 06:35:43,800 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1025619100] [2022-11-19 06:35:43,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:35:43,800 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 06:35:43,800 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:35:43,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 06:35:43,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:35:43,801 INFO L87 Difference]: Start difference. First operand 4922 states and 13796 transitions. Second operand has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 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) [2022-11-19 06:35:43,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:35:43,917 INFO L93 Difference]: Finished difference Result 4705 states and 13197 transitions. [2022-11-19 06:35:43,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 06:35:43,918 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 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) Word has length 10 [2022-11-19 06:35:43,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:35:43,935 INFO L225 Difference]: With dead ends: 4705 [2022-11-19 06:35:43,935 INFO L226 Difference]: Without dead ends: 4705 [2022-11-19 06:35:43,935 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:35:43,936 INFO L413 NwaCegarLoop]: 48 mSDtfsCounter, 81 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 54 SdHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-19 06:35:43,937 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 54 Invalid, 70 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 62 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-19 06:35:43,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4705 states. [2022-11-19 06:35:44,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4705 to 4685. [2022-11-19 06:35:44,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4685 states, 4662 states have (on average 2.818961818961819) internal successors, (13142), 4684 states have internal predecessors, (13142), 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) [2022-11-19 06:35:44,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4685 states to 4685 states and 13142 transitions. [2022-11-19 06:35:44,068 INFO L78 Accepts]: Start accepts. Automaton has 4685 states and 13142 transitions. Word has length 10 [2022-11-19 06:35:44,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:35:44,069 INFO L495 AbstractCegarLoop]: Abstraction has 4685 states and 13142 transitions. [2022-11-19 06:35:44,069 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 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) [2022-11-19 06:35:44,069 INFO L276 IsEmpty]: Start isEmpty. Operand 4685 states and 13142 transitions. [2022-11-19 06:35:44,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-19 06:35:44,076 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:35:44,077 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:35:44,077 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-19 06:35:44,078 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thread1Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 130 more)] === [2022-11-19 06:35:44,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:35:44,079 INFO L85 PathProgramCache]: Analyzing trace with hash -522102897, now seen corresponding path program 1 times [2022-11-19 06:35:44,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:35:44,079 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683507909] [2022-11-19 06:35:44,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:35:44,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:35:44,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:35:44,349 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-19 06:35:44,349 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:35:44,350 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [683507909] [2022-11-19 06:35:44,350 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [683507909] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:35:44,350 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:35:44,350 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 06:35:44,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1177714404] [2022-11-19 06:35:44,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:35:44,351 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-19 06:35:44,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:35:44,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-19 06:35:44,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-19 06:35:44,352 INFO L87 Difference]: Start difference. First operand 4685 states and 13142 transitions. Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 5 states have internal predecessors, (13), 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) [2022-11-19 06:35:45,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:35:45,102 INFO L93 Difference]: Finished difference Result 4329 states and 12117 transitions. [2022-11-19 06:35:45,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 06:35:45,102 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.25) internal successors, (13), 5 states have internal predecessors, (13), 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) Word has length 13 [2022-11-19 06:35:45,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:35:45,117 INFO L225 Difference]: With dead ends: 4329 [2022-11-19 06:35:45,117 INFO L226 Difference]: Without dead ends: 4329 [2022-11-19 06:35:45,118 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-19 06:35:45,118 INFO L413 NwaCegarLoop]: 52 mSDtfsCounter, 90 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 536 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 657 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 536 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-19 06:35:45,118 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 76 Invalid, 657 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 536 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-19 06:35:45,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4329 states. [2022-11-19 06:35:45,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4329 to 4329. [2022-11-19 06:35:45,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4329 states, 4314 states have (on average 2.808762169680111) internal successors, (12117), 4328 states have internal predecessors, (12117), 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) [2022-11-19 06:35:45,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4329 states to 4329 states and 12117 transitions. [2022-11-19 06:35:45,231 INFO L78 Accepts]: Start accepts. Automaton has 4329 states and 12117 transitions. Word has length 13 [2022-11-19 06:35:45,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:35:45,231 INFO L495 AbstractCegarLoop]: Abstraction has 4329 states and 12117 transitions. [2022-11-19 06:35:45,232 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.25) internal successors, (13), 5 states have internal predecessors, (13), 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) [2022-11-19 06:35:45,232 INFO L276 IsEmpty]: Start isEmpty. Operand 4329 states and 12117 transitions. [2022-11-19 06:35:45,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-19 06:35:45,234 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:35:45,234 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:35:45,234 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-19 06:35:45,234 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thread2Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 130 more)] === [2022-11-19 06:35:45,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:35:45,235 INFO L85 PathProgramCache]: Analyzing trace with hash 831584055, now seen corresponding path program 1 times [2022-11-19 06:35:45,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:35:45,235 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513994641] [2022-11-19 06:35:45,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:35:45,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:35:45,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:35:45,453 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-19 06:35:45,453 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:35:45,454 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [513994641] [2022-11-19 06:35:45,454 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [513994641] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:35:45,454 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:35:45,454 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 06:35:45,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1337688381] [2022-11-19 06:35:45,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:35:45,455 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-19 06:35:45,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:35:45,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-19 06:35:45,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-19 06:35:45,455 INFO L87 Difference]: Start difference. First operand 4329 states and 12117 transitions. Second operand has 5 states, 4 states have (on average 3.75) internal successors, (15), 5 states have internal predecessors, (15), 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) [2022-11-19 06:35:45,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:35:45,864 INFO L93 Difference]: Finished difference Result 3818 states and 10710 transitions. [2022-11-19 06:35:45,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 06:35:45,865 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.75) internal successors, (15), 5 states have internal predecessors, (15), 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) Word has length 15 [2022-11-19 06:35:45,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:35:45,877 INFO L225 Difference]: With dead ends: 3818 [2022-11-19 06:35:45,878 INFO L226 Difference]: Without dead ends: 3718 [2022-11-19 06:35:45,878 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-19 06:35:45,879 INFO L413 NwaCegarLoop]: 25 mSDtfsCounter, 30 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 282 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 43 SdHoareTripleChecker+Invalid, 367 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 282 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-19 06:35:45,879 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 43 Invalid, 367 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 282 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-19 06:35:45,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3718 states. [2022-11-19 06:35:45,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3718 to 3718. [2022-11-19 06:35:45,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3718 states, 3717 states have (on average 2.8264729620661826) internal successors, (10506), 3717 states have internal predecessors, (10506), 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) [2022-11-19 06:35:45,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3718 states to 3718 states and 10506 transitions. [2022-11-19 06:35:45,970 INFO L78 Accepts]: Start accepts. Automaton has 3718 states and 10506 transitions. Word has length 15 [2022-11-19 06:35:45,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:35:45,971 INFO L495 AbstractCegarLoop]: Abstraction has 3718 states and 10506 transitions. [2022-11-19 06:35:45,971 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.75) internal successors, (15), 5 states have internal predecessors, (15), 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) [2022-11-19 06:35:45,971 INFO L276 IsEmpty]: Start isEmpty. Operand 3718 states and 10506 transitions. [2022-11-19 06:35:45,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-19 06:35:45,975 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:35:45,975 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:35:45,975 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-19 06:35:45,976 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 130 more)] === [2022-11-19 06:35:45,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:35:45,976 INFO L85 PathProgramCache]: Analyzing trace with hash 915288363, now seen corresponding path program 1 times [2022-11-19 06:35:45,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:35:45,977 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192681402] [2022-11-19 06:35:45,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:35:45,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:35:45,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:35:46,221 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-19 06:35:46,223 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:35:46,224 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192681402] [2022-11-19 06:35:46,224 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1192681402] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:35:46,224 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:35:46,224 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 06:35:46,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416847419] [2022-11-19 06:35:46,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:35:46,225 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-19 06:35:46,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:35:46,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-19 06:35:46,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-19 06:35:46,226 INFO L87 Difference]: Start difference. First operand 3718 states and 10506 transitions. Second operand has 5 states, 4 states have (on average 4.75) internal successors, (19), 5 states have internal predecessors, (19), 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) [2022-11-19 06:35:46,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:35:46,780 INFO L93 Difference]: Finished difference Result 3666 states and 10399 transitions. [2022-11-19 06:35:46,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 06:35:46,780 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 4.75) internal successors, (19), 5 states have internal predecessors, (19), 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) Word has length 19 [2022-11-19 06:35:46,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:35:46,781 INFO L225 Difference]: With dead ends: 3666 [2022-11-19 06:35:46,781 INFO L226 Difference]: Without dead ends: 0 [2022-11-19 06:35:46,781 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-19 06:35:46,782 INFO L413 NwaCegarLoop]: 51 mSDtfsCounter, 81 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 419 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 73 SdHoareTripleChecker+Invalid, 506 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 419 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-19 06:35:46,782 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 73 Invalid, 506 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 419 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-19 06:35:46,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-19 06:35:46,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-19 06:35:46,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2022-11-19 06:35:46,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-19 06:35:46,784 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 19 [2022-11-19 06:35:46,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:35:46,784 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-19 06:35:46,784 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 4.75) internal successors, (19), 5 states have internal predecessors, (19), 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) [2022-11-19 06:35:46,784 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-19 06:35:46,784 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-19 06:35:46,787 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (133 of 134 remaining) [2022-11-19 06:35:46,787 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (132 of 134 remaining) [2022-11-19 06:35:46,788 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (131 of 134 remaining) [2022-11-19 06:35:46,788 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (130 of 134 remaining) [2022-11-19 06:35:46,788 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (129 of 134 remaining) [2022-11-19 06:35:46,788 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (128 of 134 remaining) [2022-11-19 06:35:46,788 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (127 of 134 remaining) [2022-11-19 06:35:46,788 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (126 of 134 remaining) [2022-11-19 06:35:46,789 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (125 of 134 remaining) [2022-11-19 06:35:46,789 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err29ASSERT_VIOLATIONDATA_RACE (124 of 134 remaining) [2022-11-19 06:35:46,789 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (123 of 134 remaining) [2022-11-19 06:35:46,789 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err30ASSERT_VIOLATIONDATA_RACE (122 of 134 remaining) [2022-11-19 06:35:46,789 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err37ASSERT_VIOLATIONDATA_RACE (121 of 134 remaining) [2022-11-19 06:35:46,789 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err38ASSERT_VIOLATIONDATA_RACE (120 of 134 remaining) [2022-11-19 06:35:46,790 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err45ASSERT_VIOLATIONDATA_RACE (119 of 134 remaining) [2022-11-19 06:35:46,790 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (118 of 134 remaining) [2022-11-19 06:35:46,790 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err31ASSERT_VIOLATIONDATA_RACE (117 of 134 remaining) [2022-11-19 06:35:46,790 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (116 of 134 remaining) [2022-11-19 06:35:46,790 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err32ASSERT_VIOLATIONDATA_RACE (115 of 134 remaining) [2022-11-19 06:35:46,791 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err46ASSERT_VIOLATIONDATA_RACE (114 of 134 remaining) [2022-11-19 06:35:46,791 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err39ASSERT_VIOLATIONDATA_RACE (113 of 134 remaining) [2022-11-19 06:35:46,792 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err40ASSERT_VIOLATIONDATA_RACE (112 of 134 remaining) [2022-11-19 06:35:46,792 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err47ASSERT_VIOLATIONDATA_RACE (111 of 134 remaining) [2022-11-19 06:35:46,792 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (110 of 134 remaining) [2022-11-19 06:35:46,792 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err33ASSERT_VIOLATIONDATA_RACE (109 of 134 remaining) [2022-11-19 06:35:46,793 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err48ASSERT_VIOLATIONDATA_RACE (108 of 134 remaining) [2022-11-19 06:35:46,793 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (107 of 134 remaining) [2022-11-19 06:35:46,793 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err34ASSERT_VIOLATIONDATA_RACE (106 of 134 remaining) [2022-11-19 06:35:46,793 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err41ASSERT_VIOLATIONDATA_RACE (105 of 134 remaining) [2022-11-19 06:35:46,794 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err42ASSERT_VIOLATIONDATA_RACE (104 of 134 remaining) [2022-11-19 06:35:46,794 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err49ASSERT_VIOLATIONDATA_RACE (103 of 134 remaining) [2022-11-19 06:35:46,794 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (102 of 134 remaining) [2022-11-19 06:35:46,794 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err35ASSERT_VIOLATIONDATA_RACE (101 of 134 remaining) [2022-11-19 06:35:46,795 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err50ASSERT_VIOLATIONDATA_RACE (100 of 134 remaining) [2022-11-19 06:35:46,795 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err43ASSERT_VIOLATIONDATA_RACE (99 of 134 remaining) [2022-11-19 06:35:46,795 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (98 of 134 remaining) [2022-11-19 06:35:46,795 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err36ASSERT_VIOLATIONDATA_RACE (97 of 134 remaining) [2022-11-19 06:35:46,796 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err51ASSERT_VIOLATIONDATA_RACE (96 of 134 remaining) [2022-11-19 06:35:46,796 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err44ASSERT_VIOLATIONDATA_RACE (95 of 134 remaining) [2022-11-19 06:35:46,796 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err52ASSERT_VIOLATIONDATA_RACE (94 of 134 remaining) [2022-11-19 06:35:46,796 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (93 of 134 remaining) [2022-11-19 06:35:46,797 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (92 of 134 remaining) [2022-11-19 06:35:46,797 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (91 of 134 remaining) [2022-11-19 06:35:46,797 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (90 of 134 remaining) [2022-11-19 06:35:46,797 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (89 of 134 remaining) [2022-11-19 06:35:46,797 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (88 of 134 remaining) [2022-11-19 06:35:46,798 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (87 of 134 remaining) [2022-11-19 06:35:46,798 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (86 of 134 remaining) [2022-11-19 06:35:46,798 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (85 of 134 remaining) [2022-11-19 06:35:46,798 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (84 of 134 remaining) [2022-11-19 06:35:46,799 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (83 of 134 remaining) [2022-11-19 06:35:46,799 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (82 of 134 remaining) [2022-11-19 06:35:46,799 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (81 of 134 remaining) [2022-11-19 06:35:46,799 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (80 of 134 remaining) [2022-11-19 06:35:46,800 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (79 of 134 remaining) [2022-11-19 06:35:46,800 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (78 of 134 remaining) [2022-11-19 06:35:46,800 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err24ASSERT_VIOLATIONDATA_RACE (77 of 134 remaining) [2022-11-19 06:35:46,800 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err25ASSERT_VIOLATIONDATA_RACE (76 of 134 remaining) [2022-11-19 06:35:46,801 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err26ASSERT_VIOLATIONDATA_RACE (75 of 134 remaining) [2022-11-19 06:35:46,801 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err27ASSERT_VIOLATIONDATA_RACE (74 of 134 remaining) [2022-11-19 06:35:46,801 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err28ASSERT_VIOLATIONDATA_RACE (73 of 134 remaining) [2022-11-19 06:35:46,801 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (72 of 134 remaining) [2022-11-19 06:35:46,801 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (71 of 134 remaining) [2022-11-19 06:35:46,802 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (70 of 134 remaining) [2022-11-19 06:35:46,802 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (69 of 134 remaining) [2022-11-19 06:35:46,802 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (68 of 134 remaining) [2022-11-19 06:35:46,802 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (67 of 134 remaining) [2022-11-19 06:35:46,803 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (66 of 134 remaining) [2022-11-19 06:35:46,803 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (65 of 134 remaining) [2022-11-19 06:35:46,803 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (64 of 134 remaining) [2022-11-19 06:35:46,803 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (63 of 134 remaining) [2022-11-19 06:35:46,804 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (62 of 134 remaining) [2022-11-19 06:35:46,804 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (61 of 134 remaining) [2022-11-19 06:35:46,804 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (60 of 134 remaining) [2022-11-19 06:35:46,804 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (59 of 134 remaining) [2022-11-19 06:35:46,804 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (58 of 134 remaining) [2022-11-19 06:35:46,805 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (57 of 134 remaining) [2022-11-19 06:35:46,805 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (56 of 134 remaining) [2022-11-19 06:35:46,805 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (55 of 134 remaining) [2022-11-19 06:35:46,805 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (54 of 134 remaining) [2022-11-19 06:35:46,806 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (53 of 134 remaining) [2022-11-19 06:35:46,806 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (52 of 134 remaining) [2022-11-19 06:35:46,806 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err29ASSERT_VIOLATIONDATA_RACE (51 of 134 remaining) [2022-11-19 06:35:46,806 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (50 of 134 remaining) [2022-11-19 06:35:46,807 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err30ASSERT_VIOLATIONDATA_RACE (49 of 134 remaining) [2022-11-19 06:35:46,807 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err37ASSERT_VIOLATIONDATA_RACE (48 of 134 remaining) [2022-11-19 06:35:46,807 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err38ASSERT_VIOLATIONDATA_RACE (47 of 134 remaining) [2022-11-19 06:35:46,807 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err45ASSERT_VIOLATIONDATA_RACE (46 of 134 remaining) [2022-11-19 06:35:46,808 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (45 of 134 remaining) [2022-11-19 06:35:46,808 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err31ASSERT_VIOLATIONDATA_RACE (44 of 134 remaining) [2022-11-19 06:35:46,808 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (43 of 134 remaining) [2022-11-19 06:35:46,808 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err32ASSERT_VIOLATIONDATA_RACE (42 of 134 remaining) [2022-11-19 06:35:46,808 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err46ASSERT_VIOLATIONDATA_RACE (41 of 134 remaining) [2022-11-19 06:35:46,809 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err39ASSERT_VIOLATIONDATA_RACE (40 of 134 remaining) [2022-11-19 06:35:46,809 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err40ASSERT_VIOLATIONDATA_RACE (39 of 134 remaining) [2022-11-19 06:35:46,809 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err47ASSERT_VIOLATIONDATA_RACE (38 of 134 remaining) [2022-11-19 06:35:46,809 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (37 of 134 remaining) [2022-11-19 06:35:46,810 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err33ASSERT_VIOLATIONDATA_RACE (36 of 134 remaining) [2022-11-19 06:35:46,810 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err48ASSERT_VIOLATIONDATA_RACE (35 of 134 remaining) [2022-11-19 06:35:46,810 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (34 of 134 remaining) [2022-11-19 06:35:46,810 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err34ASSERT_VIOLATIONDATA_RACE (33 of 134 remaining) [2022-11-19 06:35:46,811 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err41ASSERT_VIOLATIONDATA_RACE (32 of 134 remaining) [2022-11-19 06:35:46,811 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err42ASSERT_VIOLATIONDATA_RACE (31 of 134 remaining) [2022-11-19 06:35:46,811 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err49ASSERT_VIOLATIONDATA_RACE (30 of 134 remaining) [2022-11-19 06:35:46,811 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (29 of 134 remaining) [2022-11-19 06:35:46,812 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err35ASSERT_VIOLATIONDATA_RACE (28 of 134 remaining) [2022-11-19 06:35:46,812 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err50ASSERT_VIOLATIONDATA_RACE (27 of 134 remaining) [2022-11-19 06:35:46,812 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err43ASSERT_VIOLATIONDATA_RACE (26 of 134 remaining) [2022-11-19 06:35:46,812 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (25 of 134 remaining) [2022-11-19 06:35:46,813 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err36ASSERT_VIOLATIONDATA_RACE (24 of 134 remaining) [2022-11-19 06:35:46,813 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err51ASSERT_VIOLATIONDATA_RACE (23 of 134 remaining) [2022-11-19 06:35:46,813 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err44ASSERT_VIOLATIONDATA_RACE (22 of 134 remaining) [2022-11-19 06:35:46,813 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err52ASSERT_VIOLATIONDATA_RACE (21 of 134 remaining) [2022-11-19 06:35:46,814 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (20 of 134 remaining) [2022-11-19 06:35:46,814 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (19 of 134 remaining) [2022-11-19 06:35:46,814 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (18 of 134 remaining) [2022-11-19 06:35:46,814 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (17 of 134 remaining) [2022-11-19 06:35:46,814 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (16 of 134 remaining) [2022-11-19 06:35:46,815 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (15 of 134 remaining) [2022-11-19 06:35:46,815 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (14 of 134 remaining) [2022-11-19 06:35:46,815 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (13 of 134 remaining) [2022-11-19 06:35:46,815 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (12 of 134 remaining) [2022-11-19 06:35:46,816 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (11 of 134 remaining) [2022-11-19 06:35:46,816 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (10 of 134 remaining) [2022-11-19 06:35:46,816 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (9 of 134 remaining) [2022-11-19 06:35:46,816 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (8 of 134 remaining) [2022-11-19 06:35:46,817 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (7 of 134 remaining) [2022-11-19 06:35:46,817 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (6 of 134 remaining) [2022-11-19 06:35:46,817 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (5 of 134 remaining) [2022-11-19 06:35:46,817 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err24ASSERT_VIOLATIONDATA_RACE (4 of 134 remaining) [2022-11-19 06:35:46,818 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err25ASSERT_VIOLATIONDATA_RACE (3 of 134 remaining) [2022-11-19 06:35:46,818 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err26ASSERT_VIOLATIONDATA_RACE (2 of 134 remaining) [2022-11-19 06:35:46,818 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err27ASSERT_VIOLATIONDATA_RACE (1 of 134 remaining) [2022-11-19 06:35:46,818 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err28ASSERT_VIOLATIONDATA_RACE (0 of 134 remaining) [2022-11-19 06:35:46,818 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-19 06:35:46,821 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:35:46,827 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-11-19 06:35:46,827 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-19 06:35:46,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 06:35:46 BasicIcfg [2022-11-19 06:35:46,830 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-19 06:35:46,831 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-19 06:35:46,831 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-19 06:35:46,831 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-19 06:35:46,832 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:35:19" (3/4) ... [2022-11-19 06:35:46,834 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-19 06:35:46,840 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2022-11-19 06:35:46,841 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2022-11-19 06:35:46,846 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2022-11-19 06:35:46,846 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-19 06:35:46,846 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-19 06:35:46,847 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-19 06:35:46,886 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b538fc7d-34f4-4d92-a7e1-bca2ba3e963c/bin/utaipan-I9t0OCRTmS/witness.graphml [2022-11-19 06:35:46,889 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-19 06:35:46,890 INFO L158 Benchmark]: Toolchain (without parser) took 29521.52ms. Allocated memory was 92.3MB in the beginning and 658.5MB in the end (delta: 566.2MB). Free memory was 54.8MB in the beginning and 464.7MB in the end (delta: -409.9MB). Peak memory consumption was 156.7MB. Max. memory is 16.1GB. [2022-11-19 06:35:46,890 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 92.3MB. Free memory is still 71.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 06:35:46,890 INFO L158 Benchmark]: CACSL2BoogieTranslator took 407.50ms. Allocated memory is still 92.3MB. Free memory was 54.6MB in the beginning and 65.8MB in the end (delta: -11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-19 06:35:46,891 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.17ms. Allocated memory is still 92.3MB. Free memory was 65.8MB in the beginning and 62.3MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-19 06:35:46,891 INFO L158 Benchmark]: Boogie Preprocessor took 86.91ms. Allocated memory is still 92.3MB. Free memory was 62.3MB in the beginning and 59.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-19 06:35:46,892 INFO L158 Benchmark]: RCFGBuilder took 1245.97ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 59.3MB in the beginning and 72.3MB in the end (delta: -13.0MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2022-11-19 06:35:46,892 INFO L158 Benchmark]: TraceAbstraction took 27655.36ms. Allocated memory was 111.1MB in the beginning and 658.5MB in the end (delta: 547.4MB). Free memory was 71.7MB in the beginning and 468.9MB in the end (delta: -397.2MB). Peak memory consumption was 152.8MB. Max. memory is 16.1GB. [2022-11-19 06:35:46,894 INFO L158 Benchmark]: Witness Printer took 58.03ms. Allocated memory is still 658.5MB. Free memory was 468.9MB in the beginning and 464.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-19 06:35:46,896 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 92.3MB. Free memory is still 71.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 407.50ms. Allocated memory is still 92.3MB. Free memory was 54.6MB in the beginning and 65.8MB in the end (delta: -11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.17ms. Allocated memory is still 92.3MB. Free memory was 65.8MB in the beginning and 62.3MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.91ms. Allocated memory is still 92.3MB. Free memory was 62.3MB in the beginning and 59.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1245.97ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 59.3MB in the beginning and 72.3MB in the end (delta: -13.0MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. * TraceAbstraction took 27655.36ms. Allocated memory was 111.1MB in the beginning and 658.5MB in the end (delta: 547.4MB). Free memory was 71.7MB in the beginning and 468.9MB in the end (delta: -397.2MB). Peak memory consumption was 152.8MB. Max. memory is 16.1GB. * Witness Printer took 58.03ms. Allocated memory is still 658.5MB. Free memory was 468.9MB in the beginning and 464.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 19.8s, 526 PlacesBefore, 159 PlacesAfterwards, 548 TransitionsBefore, 168 TransitionsAfterwards, 50436 CoEnabledTransitionPairs, 11 FixpointIterations, 133 TrivialSequentialCompositions, 465 ConcurrentSequentialCompositions, 17 TrivialYvCompositions, 65 ConcurrentYvCompositions, 13 ChoiceCompositions, 693 TotalNumberOfCompositions, 163335 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 82524, independent: 80960, independent conditional: 0, independent unconditional: 80960, dependent: 1564, dependent conditional: 0, dependent unconditional: 1564, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 38710, independent: 38368, independent conditional: 0, independent unconditional: 38368, dependent: 342, dependent conditional: 0, dependent unconditional: 342, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 38710, independent: 36216, independent conditional: 0, independent unconditional: 36216, dependent: 2494, dependent conditional: 0, dependent unconditional: 2494, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2494, independent: 2152, independent conditional: 0, independent unconditional: 2152, dependent: 342, dependent conditional: 0, dependent unconditional: 342, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 4642, independent: 3714, independent conditional: 0, independent unconditional: 3714, dependent: 928, dependent conditional: 0, dependent unconditional: 928, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 82524, independent: 42592, independent conditional: 0, independent unconditional: 42592, dependent: 1222, dependent conditional: 0, dependent unconditional: 1222, unknown: 38710, unknown conditional: 0, unknown unconditional: 38710] , Statistics on independence cache: Total cache size (in pairs): 4344, Positive cache size: 4200, Positive conditional cache size: 0, Positive unconditional cache size: 4200, Negative cache size: 144, Negative conditional cache size: 0, Negative unconditional cache size: 144, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 49]: 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: 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: 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: 59]: 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: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 80]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 80]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 80]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 80]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: 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: 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: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 118]: 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: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: 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 5 procedures, 894 locations, 134 error locations. Started 1 CEGAR loops. OverallTime: 27.4s, OverallIterations: 8, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 3.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 20.4s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 486 SdHoareTripleChecker+Valid, 2.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 486 mSDsluCounter, 551 SdHoareTripleChecker+Invalid, 2.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 158 mSDsCounter, 453 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2027 IncrementalHoareTripleChecker+Invalid, 2480 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 453 mSolverCounterUnsat, 393 mSDtfsCounter, 2027 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=14750occurred in iteration=0, InterpolantAutomatonStates: 31, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.4s AutomataMinimizationTime, 8 MinimizatonAttempts, 733 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 85 NumberOfCodeBlocks, 85 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 77 ConstructedInterpolants, 0 QuantifiedInterpolants, 317 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 5/5 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 71 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-11-19 06:35:46,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b538fc7d-34f4-4d92-a7e1-bca2ba3e963c/bin/utaipan-I9t0OCRTmS/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