./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/bench-exp3x3-opt.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff8b0458-8703-4ce4-9560-cc52a51bf6c6/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff8b0458-8703-4ce4-9560-cc52a51bf6c6/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff8b0458-8703-4ce4-9560-cc52a51bf6c6/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff8b0458-8703-4ce4-9560-cc52a51bf6c6/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/bench-exp3x3-opt.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff8b0458-8703-4ce4-9560-cc52a51bf6c6/bin/uautomizer-uyxdKDjOR8/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff8b0458-8703-4ce4-9560-cc52a51bf6c6/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4c1c24b29e2a448aa58292c6eb9ff7da7a6479c4a0ee37fcfe55a998096eea30 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 13:34:49,958 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 13:34:49,959 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 13:34:49,972 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 13:34:49,972 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 13:34:49,973 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 13:34:49,974 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 13:34:49,975 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 13:34:49,976 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 13:34:49,976 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 13:34:49,977 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 13:34:49,978 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 13:34:49,978 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 13:34:49,979 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 13:34:49,979 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 13:34:49,980 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 13:34:49,980 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 13:34:49,981 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 13:34:49,982 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 13:34:49,983 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 13:34:49,984 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 13:34:49,985 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 13:34:49,986 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 13:34:49,986 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 13:34:49,988 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 13:34:49,988 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 13:34:49,989 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 13:34:49,989 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 13:34:49,989 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 13:34:49,990 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 13:34:49,990 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 13:34:49,991 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 13:34:49,991 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 13:34:49,992 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 13:34:49,992 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 13:34:49,992 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 13:34:49,993 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 13:34:49,993 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 13:34:49,993 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 13:34:49,994 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 13:34:49,994 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 13:34:49,995 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff8b0458-8703-4ce4-9560-cc52a51bf6c6/bin/uautomizer-uyxdKDjOR8/config/svcomp-DataRace-32bit-Automizer_Default.epf [2022-12-13 13:34:50,010 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 13:34:50,011 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 13:34:50,011 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 13:34:50,011 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 13:34:50,011 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 13:34:50,011 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 13:34:50,012 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 13:34:50,012 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 13:34:50,012 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 13:34:50,012 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 13:34:50,012 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 13:34:50,012 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 13:34:50,012 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 13:34:50,013 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 13:34:50,013 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 13:34:50,013 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 13:34:50,013 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 13:34:50,013 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 13:34:50,013 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-12-13 13:34:50,013 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 13:34:50,013 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 13:34:50,013 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 13:34:50,014 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 13:34:50,014 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 13:34:50,014 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 13:34:50,014 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 13:34:50,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 13:34:50,014 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 13:34:50,014 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 13:34:50,014 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 13:34:50,014 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 13:34:50,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 13:34:50,015 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 13:34:50,015 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 13:34:50,015 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 13:34:50,015 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 13:34:50,015 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 13:34:50,015 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff8b0458-8703-4ce4-9560-cc52a51bf6c6/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff8b0458-8703-4ce4-9560-cc52a51bf6c6/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4c1c24b29e2a448aa58292c6eb9ff7da7a6479c4a0ee37fcfe55a998096eea30 [2022-12-13 13:34:50,175 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 13:34:50,194 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 13:34:50,196 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 13:34:50,197 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 13:34:50,198 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 13:34:50,199 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff8b0458-8703-4ce4-9560-cc52a51bf6c6/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/weaver/bench-exp3x3-opt.wvr.c [2022-12-13 13:34:52,814 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 13:34:52,948 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 13:34:52,948 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff8b0458-8703-4ce4-9560-cc52a51bf6c6/sv-benchmarks/c/weaver/bench-exp3x3-opt.wvr.c [2022-12-13 13:34:52,953 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff8b0458-8703-4ce4-9560-cc52a51bf6c6/bin/uautomizer-uyxdKDjOR8/data/9671bdef1/f31eb100473b42da8740daa0e35491d1/FLAG168edc0fc [2022-12-13 13:34:52,964 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff8b0458-8703-4ce4-9560-cc52a51bf6c6/bin/uautomizer-uyxdKDjOR8/data/9671bdef1/f31eb100473b42da8740daa0e35491d1 [2022-12-13 13:34:52,966 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 13:34:52,967 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 13:34:52,968 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 13:34:52,968 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 13:34:52,971 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 13:34:52,971 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 01:34:52" (1/1) ... [2022-12-13 13:34:52,972 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fcc4236 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:34:52, skipping insertion in model container [2022-12-13 13:34:52,972 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 01:34:52" (1/1) ... [2022-12-13 13:34:52,977 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 13:34:52,991 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 13:34:53,119 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff8b0458-8703-4ce4-9560-cc52a51bf6c6/sv-benchmarks/c/weaver/bench-exp3x3-opt.wvr.c[2826,2839] [2022-12-13 13:34:53,120 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 13:34:53,128 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 13:34:53,153 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff8b0458-8703-4ce4-9560-cc52a51bf6c6/sv-benchmarks/c/weaver/bench-exp3x3-opt.wvr.c[2826,2839] [2022-12-13 13:34:53,154 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 13:34:53,164 INFO L208 MainTranslator]: Completed translation [2022-12-13 13:34:53,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:34:53 WrapperNode [2022-12-13 13:34:53,164 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 13:34:53,165 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 13:34:53,165 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 13:34:53,165 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 13:34:53,170 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:34:53" (1/1) ... [2022-12-13 13:34:53,178 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:34:53" (1/1) ... [2022-12-13 13:34:53,198 INFO L138 Inliner]: procedures = 25, calls = 44, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 271 [2022-12-13 13:34:53,198 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 13:34:53,199 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 13:34:53,199 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 13:34:53,199 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 13:34:53,206 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:34:53" (1/1) ... [2022-12-13 13:34:53,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:34:53" (1/1) ... [2022-12-13 13:34:53,209 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:34:53" (1/1) ... [2022-12-13 13:34:53,209 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:34:53" (1/1) ... [2022-12-13 13:34:53,218 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:34:53" (1/1) ... [2022-12-13 13:34:53,221 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:34:53" (1/1) ... [2022-12-13 13:34:53,223 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:34:53" (1/1) ... [2022-12-13 13:34:53,224 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:34:53" (1/1) ... [2022-12-13 13:34:53,226 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 13:34:53,227 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 13:34:53,227 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 13:34:53,227 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 13:34:53,228 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:34:53" (1/1) ... [2022-12-13 13:34:53,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 13:34:53,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff8b0458-8703-4ce4-9560-cc52a51bf6c6/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 13:34:53,253 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff8b0458-8703-4ce4-9560-cc52a51bf6c6/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 13:34:53,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff8b0458-8703-4ce4-9560-cc52a51bf6c6/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 13:34:53,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 13:34:53,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 13:34:53,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 13:34:53,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 13:34:53,289 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-13 13:34:53,290 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-13 13:34:53,290 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-13 13:34:53,290 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-13 13:34:53,290 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-13 13:34:53,290 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-13 13:34:53,290 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-12-13 13:34:53,290 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-12-13 13:34:53,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 13:34:53,290 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2022-12-13 13:34:53,291 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2022-12-13 13:34:53,291 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2022-12-13 13:34:53,291 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2022-12-13 13:34:53,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 13:34:53,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 13:34:53,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 13:34:53,292 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-13 13:34:53,383 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 13:34:53,386 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 13:34:53,830 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 13:34:53,840 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 13:34:53,840 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-12-13 13:34:53,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 01:34:53 BoogieIcfgContainer [2022-12-13 13:34:53,843 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 13:34:53,845 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 13:34:53,845 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 13:34:53,847 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 13:34:53,847 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 01:34:52" (1/3) ... [2022-12-13 13:34:53,848 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a02b977 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 01:34:53, skipping insertion in model container [2022-12-13 13:34:53,848 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:34:53" (2/3) ... [2022-12-13 13:34:53,848 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a02b977 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 01:34:53, skipping insertion in model container [2022-12-13 13:34:53,849 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 01:34:53" (3/3) ... [2022-12-13 13:34:53,850 INFO L112 eAbstractionObserver]: Analyzing ICFG bench-exp3x3-opt.wvr.c [2022-12-13 13:34:53,857 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-12-13 13:34:53,866 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 13:34:53,866 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 67 error locations. [2022-12-13 13:34:53,866 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-13 13:34:53,957 INFO L144 ThreadInstanceAdder]: Constructed 6 joinOtherThreadTransitions. [2022-12-13 13:34:53,996 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 458 places, 463 transitions, 974 flow [2022-12-13 13:34:54,131 INFO L130 PetriNetUnfolder]: 24/457 cut-off events. [2022-12-13 13:34:54,131 INFO L131 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2022-12-13 13:34:54,138 INFO L83 FinitePrefix]: Finished finitePrefix Result has 482 conditions, 457 events. 24/457 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 807 event pairs, 0 based on Foata normal form. 0/366 useless extension candidates. Maximal degree in co-relation 285. Up to 2 conditions per place. [2022-12-13 13:34:54,138 INFO L82 GeneralOperation]: Start removeDead. Operand has 458 places, 463 transitions, 974 flow [2022-12-13 13:34:54,144 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 418 places, 421 transitions, 878 flow [2022-12-13 13:34:54,147 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2022-12-13 13:34:54,154 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 418 places, 421 transitions, 878 flow [2022-12-13 13:34:54,157 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 418 places, 421 transitions, 878 flow [2022-12-13 13:34:54,157 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 418 places, 421 transitions, 878 flow [2022-12-13 13:34:54,210 INFO L130 PetriNetUnfolder]: 22/421 cut-off events. [2022-12-13 13:34:54,210 INFO L131 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2022-12-13 13:34:54,213 INFO L83 FinitePrefix]: Finished finitePrefix Result has 446 conditions, 421 events. 22/421 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 776 event pairs, 0 based on Foata normal form. 0/333 useless extension candidates. Maximal degree in co-relation 268. Up to 2 conditions per place. [2022-12-13 13:34:54,220 INFO L119 LiptonReduction]: Number of co-enabled transitions 28704 [2022-12-13 13:35:11,486 INFO L134 LiptonReduction]: Checked pairs total: 58384 [2022-12-13 13:35:11,487 INFO L136 LiptonReduction]: Total number of compositions: 545 [2022-12-13 13:35:11,496 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 13:35:11,501 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1151583, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 13:35:11,501 INFO L358 AbstractCegarLoop]: Starting to check reachability of 103 error locations. [2022-12-13 13:35:11,502 INFO L130 PetriNetUnfolder]: 0/0 cut-off events. [2022-12-13 13:35:11,502 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-13 13:35:11,502 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 13:35:11,502 INFO L209 CegarLoopForPetriNet]: trace histogram [1] [2022-12-13 13:35:11,503 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 99 more)] === [2022-12-13 13:35:11,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:35:11,506 INFO L85 PathProgramCache]: Analyzing trace with hash 1691, now seen corresponding path program 1 times [2022-12-13 13:35:11,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:35:11,512 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852382006] [2022-12-13 13:35:11,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:35:11,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:35:11,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:35:11,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 13:35:11,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:35:11,582 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852382006] [2022-12-13 13:35:11,583 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [852382006] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:35:11,583 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:35:11,583 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2022-12-13 13:35:11,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534662581] [2022-12-13 13:35:11,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:35:11,590 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-13 13:35:11,590 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:35:11,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-13 13:35:11,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 13:35:11,607 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 442 out of 1008 [2022-12-13 13:35:11,610 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 122 places, 115 transitions, 266 flow. Second operand has 2 states, 2 states have (on average 442.5) internal successors, (885), 2 states have internal predecessors, (885), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 13:35:11,610 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 13:35:11,610 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 442 of 1008 [2022-12-13 13:35:11,611 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 13:35:13,006 INFO L130 PetriNetUnfolder]: 14584/18131 cut-off events. [2022-12-13 13:35:13,006 INFO L131 PetriNetUnfolder]: For 837/837 co-relation queries the response was YES. [2022-12-13 13:35:13,044 INFO L83 FinitePrefix]: Finished finitePrefix Result has 36727 conditions, 18131 events. 14584/18131 cut-off events. For 837/837 co-relation queries the response was YES. Maximal size of possible extension queue 476. Compared 67161 event pairs, 9480 based on Foata normal form. 1/13028 useless extension candidates. Maximal degree in co-relation 28331. Up to 17497 conditions per place. [2022-12-13 13:35:13,147 INFO L137 encePairwiseOnDemand]: 941/1008 looper letters, 41 selfloop transitions, 0 changer transitions 1/48 dead transitions. [2022-12-13 13:35:13,147 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 62 places, 48 transitions, 216 flow [2022-12-13 13:35:13,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 13:35:13,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2022-12-13 13:35:13,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 993 transitions. [2022-12-13 13:35:13,165 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.49255952380952384 [2022-12-13 13:35:13,165 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 993 transitions. [2022-12-13 13:35:13,166 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 993 transitions. [2022-12-13 13:35:13,170 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 13:35:13,172 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 993 transitions. [2022-12-13 13:35:13,179 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 496.5) internal successors, (993), 2 states have internal predecessors, (993), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 13:35:13,189 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 1008.0) internal successors, (3024), 3 states have internal predecessors, (3024), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 13:35:13,190 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 1008.0) internal successors, (3024), 3 states have internal predecessors, (3024), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 13:35:13,191 INFO L175 Difference]: Start difference. First operand has 122 places, 115 transitions, 266 flow. Second operand 2 states and 993 transitions. [2022-12-13 13:35:13,192 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 62 places, 48 transitions, 216 flow [2022-12-13 13:35:13,223 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 50 places, 48 transitions, 192 flow, removed 0 selfloop flow, removed 12 redundant places. [2022-12-13 13:35:13,225 INFO L231 Difference]: Finished difference. Result has 50 places, 47 transitions, 105 flow [2022-12-13 13:35:13,232 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=1008, PETRI_DIFFERENCE_MINUEND_FLOW=108, PETRI_DIFFERENCE_MINUEND_PLACES=49, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=48, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=48, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=105, PETRI_PLACES=50, PETRI_TRANSITIONS=47} [2022-12-13 13:35:13,235 INFO L288 CegarLoopForPetriNet]: 122 programPoint places, -72 predicate places. [2022-12-13 13:35:13,235 INFO L495 AbstractCegarLoop]: Abstraction has has 50 places, 47 transitions, 105 flow [2022-12-13 13:35:13,236 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 442.5) internal successors, (885), 2 states have internal predecessors, (885), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 13:35:13,236 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 13:35:13,236 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2022-12-13 13:35:13,237 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 13:35:13,237 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 99 more)] === [2022-12-13 13:35:13,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:35:13,238 INFO L85 PathProgramCache]: Analyzing trace with hash 53083590, now seen corresponding path program 1 times [2022-12-13 13:35:13,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:35:13,238 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [601953375] [2022-12-13 13:35:13,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:35:13,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:35:13,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:35:13,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 13:35:13,349 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:35:13,350 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [601953375] [2022-12-13 13:35:13,350 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [601953375] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:35:13,350 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:35:13,350 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 13:35:13,350 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405114518] [2022-12-13 13:35:13,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:35:13,351 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 13:35:13,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:35:13,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 13:35:13,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:35:13,393 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 405 out of 1008 [2022-12-13 13:35:13,395 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 50 places, 47 transitions, 105 flow. Second operand has 3 states, 3 states have (on average 406.3333333333333) internal successors, (1219), 3 states have internal predecessors, (1219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 13:35:13,395 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 13:35:13,395 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 405 of 1008 [2022-12-13 13:35:13,395 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 13:35:14,313 INFO L130 PetriNetUnfolder]: 14625/17548 cut-off events. [2022-12-13 13:35:14,313 INFO L131 PetriNetUnfolder]: For 242/242 co-relation queries the response was YES. [2022-12-13 13:35:14,330 INFO L83 FinitePrefix]: Finished finitePrefix Result has 35468 conditions, 17548 events. 14625/17548 cut-off events. For 242/242 co-relation queries the response was YES. Maximal size of possible extension queue 374. Compared 57332 event pairs, 6992 based on Foata normal form. 0/12444 useless extension candidates. Maximal degree in co-relation 35465. Up to 17535 conditions per place. [2022-12-13 13:35:14,337 INFO L137 encePairwiseOnDemand]: 996/1008 looper letters, 0 selfloop transitions, 0 changer transitions 58/58 dead transitions. [2022-12-13 13:35:14,338 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 45 places, 58 transitions, 248 flow [2022-12-13 13:35:14,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 13:35:14,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-13 13:35:14,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1279 transitions. [2022-12-13 13:35:14,340 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.42294973544973546 [2022-12-13 13:35:14,340 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1279 transitions. [2022-12-13 13:35:14,340 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1279 transitions. [2022-12-13 13:35:14,341 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 13:35:14,341 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1279 transitions. [2022-12-13 13:35:14,343 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 426.3333333333333) internal successors, (1279), 3 states have internal predecessors, (1279), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 13:35:14,346 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1008.0) internal successors, (4032), 4 states have internal predecessors, (4032), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 13:35:14,347 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1008.0) internal successors, (4032), 4 states have internal predecessors, (4032), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 13:35:14,347 INFO L175 Difference]: Start difference. First operand has 50 places, 47 transitions, 105 flow. Second operand 3 states and 1279 transitions. [2022-12-13 13:35:14,347 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 45 places, 58 transitions, 248 flow [2022-12-13 13:35:14,348 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 45 places, 58 transitions, 248 flow, removed 0 selfloop flow, removed 0 redundant places. [2022-12-13 13:35:14,348 INFO L231 Difference]: Finished difference. Result has 45 places, 0 transitions, 0 flow [2022-12-13 13:35:14,348 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=1008, PETRI_DIFFERENCE_MINUEND_FLOW=93, PETRI_DIFFERENCE_MINUEND_PLACES=43, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=41, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=41, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=45, PETRI_TRANSITIONS=0} [2022-12-13 13:35:14,349 INFO L288 CegarLoopForPetriNet]: 122 programPoint places, -77 predicate places. [2022-12-13 13:35:14,349 INFO L495 AbstractCegarLoop]: Abstraction has has 45 places, 0 transitions, 0 flow [2022-12-13 13:35:14,350 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 406.3333333333333) internal successors, (1219), 3 states have internal predecessors, (1219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 13:35:14,351 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (102 of 103 remaining) [2022-12-13 13:35:14,352 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (101 of 103 remaining) [2022-12-13 13:35:14,352 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (100 of 103 remaining) [2022-12-13 13:35:14,352 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (99 of 103 remaining) [2022-12-13 13:35:14,352 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (98 of 103 remaining) [2022-12-13 13:35:14,352 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (97 of 103 remaining) [2022-12-13 13:35:14,352 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (96 of 103 remaining) [2022-12-13 13:35:14,353 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (95 of 103 remaining) [2022-12-13 13:35:14,353 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (94 of 103 remaining) [2022-12-13 13:35:14,353 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (93 of 103 remaining) [2022-12-13 13:35:14,353 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (92 of 103 remaining) [2022-12-13 13:35:14,353 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (91 of 103 remaining) [2022-12-13 13:35:14,353 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (90 of 103 remaining) [2022-12-13 13:35:14,353 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (89 of 103 remaining) [2022-12-13 13:35:14,353 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (88 of 103 remaining) [2022-12-13 13:35:14,353 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (87 of 103 remaining) [2022-12-13 13:35:14,354 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (86 of 103 remaining) [2022-12-13 13:35:14,354 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (85 of 103 remaining) [2022-12-13 13:35:14,354 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (84 of 103 remaining) [2022-12-13 13:35:14,354 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (83 of 103 remaining) [2022-12-13 13:35:14,354 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (82 of 103 remaining) [2022-12-13 13:35:14,354 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (81 of 103 remaining) [2022-12-13 13:35:14,354 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (80 of 103 remaining) [2022-12-13 13:35:14,354 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (79 of 103 remaining) [2022-12-13 13:35:14,354 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (78 of 103 remaining) [2022-12-13 13:35:14,355 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (77 of 103 remaining) [2022-12-13 13:35:14,355 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (76 of 103 remaining) [2022-12-13 13:35:14,355 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (75 of 103 remaining) [2022-12-13 13:35:14,355 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (74 of 103 remaining) [2022-12-13 13:35:14,355 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (73 of 103 remaining) [2022-12-13 13:35:14,355 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (72 of 103 remaining) [2022-12-13 13:35:14,355 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (71 of 103 remaining) [2022-12-13 13:35:14,355 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (70 of 103 remaining) [2022-12-13 13:35:14,355 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (69 of 103 remaining) [2022-12-13 13:35:14,356 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (68 of 103 remaining) [2022-12-13 13:35:14,356 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (67 of 103 remaining) [2022-12-13 13:35:14,356 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (66 of 103 remaining) [2022-12-13 13:35:14,356 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (65 of 103 remaining) [2022-12-13 13:35:14,356 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (64 of 103 remaining) [2022-12-13 13:35:14,356 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE (63 of 103 remaining) [2022-12-13 13:35:14,356 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONDATA_RACE (62 of 103 remaining) [2022-12-13 13:35:14,356 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONDATA_RACE (61 of 103 remaining) [2022-12-13 13:35:14,356 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONDATA_RACE (60 of 103 remaining) [2022-12-13 13:35:14,356 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONDATA_RACE (59 of 103 remaining) [2022-12-13 13:35:14,357 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONDATA_RACE (58 of 103 remaining) [2022-12-13 13:35:14,357 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONDATA_RACE (57 of 103 remaining) [2022-12-13 13:35:14,357 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONDATA_RACE (56 of 103 remaining) [2022-12-13 13:35:14,357 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONDATA_RACE (55 of 103 remaining) [2022-12-13 13:35:14,357 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONDATA_RACE (54 of 103 remaining) [2022-12-13 13:35:14,357 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONDATA_RACE (53 of 103 remaining) [2022-12-13 13:35:14,357 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONDATA_RACE (52 of 103 remaining) [2022-12-13 13:35:14,357 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr36ASSERT_VIOLATIONDATA_RACE (51 of 103 remaining) [2022-12-13 13:35:14,357 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (50 of 103 remaining) [2022-12-13 13:35:14,357 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (49 of 103 remaining) [2022-12-13 13:35:14,358 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (48 of 103 remaining) [2022-12-13 13:35:14,358 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (47 of 103 remaining) [2022-12-13 13:35:14,358 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (46 of 103 remaining) [2022-12-13 13:35:14,358 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (45 of 103 remaining) [2022-12-13 13:35:14,358 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (44 of 103 remaining) [2022-12-13 13:35:14,358 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (43 of 103 remaining) [2022-12-13 13:35:14,358 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (42 of 103 remaining) [2022-12-13 13:35:14,358 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (41 of 103 remaining) [2022-12-13 13:35:14,358 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (40 of 103 remaining) [2022-12-13 13:35:14,358 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err0ASSERT_VIOLATIONDATA_RACE (39 of 103 remaining) [2022-12-13 13:35:14,359 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err1ASSERT_VIOLATIONDATA_RACE (38 of 103 remaining) [2022-12-13 13:35:14,359 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err2ASSERT_VIOLATIONDATA_RACE (37 of 103 remaining) [2022-12-13 13:35:14,359 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err3ASSERT_VIOLATIONDATA_RACE (36 of 103 remaining) [2022-12-13 13:35:14,359 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err4ASSERT_VIOLATIONDATA_RACE (35 of 103 remaining) [2022-12-13 13:35:14,359 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err0ASSERT_VIOLATIONDATA_RACE (34 of 103 remaining) [2022-12-13 13:35:14,359 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err1ASSERT_VIOLATIONDATA_RACE (33 of 103 remaining) [2022-12-13 13:35:14,359 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err2ASSERT_VIOLATIONDATA_RACE (32 of 103 remaining) [2022-12-13 13:35:14,359 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err3ASSERT_VIOLATIONDATA_RACE (31 of 103 remaining) [2022-12-13 13:35:14,359 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err4ASSERT_VIOLATIONDATA_RACE (30 of 103 remaining) [2022-12-13 13:35:14,360 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (29 of 103 remaining) [2022-12-13 13:35:14,360 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (28 of 103 remaining) [2022-12-13 13:35:14,360 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (27 of 103 remaining) [2022-12-13 13:35:14,360 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (26 of 103 remaining) [2022-12-13 13:35:14,360 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (25 of 103 remaining) [2022-12-13 13:35:14,360 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (24 of 103 remaining) [2022-12-13 13:35:14,360 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (23 of 103 remaining) [2022-12-13 13:35:14,360 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (22 of 103 remaining) [2022-12-13 13:35:14,360 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (21 of 103 remaining) [2022-12-13 13:35:14,361 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (20 of 103 remaining) [2022-12-13 13:35:14,361 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (19 of 103 remaining) [2022-12-13 13:35:14,361 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (18 of 103 remaining) [2022-12-13 13:35:14,361 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (17 of 103 remaining) [2022-12-13 13:35:14,361 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (16 of 103 remaining) [2022-12-13 13:35:14,361 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (15 of 103 remaining) [2022-12-13 13:35:14,361 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (14 of 103 remaining) [2022-12-13 13:35:14,361 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (13 of 103 remaining) [2022-12-13 13:35:14,361 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (12 of 103 remaining) [2022-12-13 13:35:14,361 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (11 of 103 remaining) [2022-12-13 13:35:14,362 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (10 of 103 remaining) [2022-12-13 13:35:14,362 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err0ASSERT_VIOLATIONDATA_RACE (9 of 103 remaining) [2022-12-13 13:35:14,362 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err1ASSERT_VIOLATIONDATA_RACE (8 of 103 remaining) [2022-12-13 13:35:14,362 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err2ASSERT_VIOLATIONDATA_RACE (7 of 103 remaining) [2022-12-13 13:35:14,362 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err3ASSERT_VIOLATIONDATA_RACE (6 of 103 remaining) [2022-12-13 13:35:14,362 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err4ASSERT_VIOLATIONDATA_RACE (5 of 103 remaining) [2022-12-13 13:35:14,362 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err0ASSERT_VIOLATIONDATA_RACE (4 of 103 remaining) [2022-12-13 13:35:14,362 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err1ASSERT_VIOLATIONDATA_RACE (3 of 103 remaining) [2022-12-13 13:35:14,362 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err2ASSERT_VIOLATIONDATA_RACE (2 of 103 remaining) [2022-12-13 13:35:14,362 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err3ASSERT_VIOLATIONDATA_RACE (1 of 103 remaining) [2022-12-13 13:35:14,363 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err4ASSERT_VIOLATIONDATA_RACE (0 of 103 remaining) [2022-12-13 13:35:14,363 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 13:35:14,363 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2022-12-13 13:35:14,367 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-12-13 13:35:14,367 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 13:35:14,370 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 01:35:14 BasicIcfg [2022-12-13 13:35:14,370 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 13:35:14,371 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 13:35:14,371 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 13:35:14,371 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 13:35:14,371 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 01:34:53" (3/4) ... [2022-12-13 13:35:14,373 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-13 13:35:14,377 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2022-12-13 13:35:14,377 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2022-12-13 13:35:14,378 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2022-12-13 13:35:14,378 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2022-12-13 13:35:14,378 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread5 [2022-12-13 13:35:14,378 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread6 [2022-12-13 13:35:14,382 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 29 nodes and edges [2022-12-13 13:35:14,382 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-13 13:35:14,382 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-12-13 13:35:14,383 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-13 13:35:14,418 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff8b0458-8703-4ce4-9560-cc52a51bf6c6/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 13:35:14,418 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 13:35:14,418 INFO L158 Benchmark]: Toolchain (without parser) took 21451.31ms. Allocated memory was 130.0MB in the beginning and 465.6MB in the end (delta: 335.5MB). Free memory was 91.3MB in the beginning and 173.7MB in the end (delta: -82.4MB). Peak memory consumption was 256.3MB. Max. memory is 16.1GB. [2022-12-13 13:35:14,418 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 100.7MB. Free memory is still 49.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 13:35:14,419 INFO L158 Benchmark]: CACSL2BoogieTranslator took 196.78ms. Allocated memory is still 130.0MB. Free memory was 91.3MB in the beginning and 78.4MB in the end (delta: 12.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-13 13:35:14,419 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.07ms. Allocated memory is still 130.0MB. Free memory was 78.4MB in the beginning and 76.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 13:35:14,419 INFO L158 Benchmark]: Boogie Preprocessor took 27.81ms. Allocated memory is still 130.0MB. Free memory was 76.0MB in the beginning and 73.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 13:35:14,419 INFO L158 Benchmark]: RCFGBuilder took 615.84ms. Allocated memory is still 130.0MB. Free memory was 73.2MB in the beginning and 79.8MB in the end (delta: -6.7MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2022-12-13 13:35:14,419 INFO L158 Benchmark]: TraceAbstraction took 20525.40ms. Allocated memory was 130.0MB in the beginning and 465.6MB in the end (delta: 335.5MB). Free memory was 79.2MB in the beginning and 180.0MB in the end (delta: -100.8MB). Peak memory consumption was 307.1MB. Max. memory is 16.1GB. [2022-12-13 13:35:14,420 INFO L158 Benchmark]: Witness Printer took 47.29ms. Allocated memory is still 465.6MB. Free memory was 180.0MB in the beginning and 173.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-13 13:35:14,421 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 100.7MB. Free memory is still 49.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 196.78ms. Allocated memory is still 130.0MB. Free memory was 91.3MB in the beginning and 78.4MB in the end (delta: 12.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.07ms. Allocated memory is still 130.0MB. Free memory was 78.4MB in the beginning and 76.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.81ms. Allocated memory is still 130.0MB. Free memory was 76.0MB in the beginning and 73.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 615.84ms. Allocated memory is still 130.0MB. Free memory was 73.2MB in the beginning and 79.8MB in the end (delta: -6.7MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. * TraceAbstraction took 20525.40ms. Allocated memory was 130.0MB in the beginning and 465.6MB in the end (delta: 335.5MB). Free memory was 79.2MB in the beginning and 180.0MB in the end (delta: -100.8MB). Peak memory consumption was 307.1MB. Max. memory is 16.1GB. * Witness Printer took 47.29ms. Allocated memory is still 465.6MB. Free memory was 180.0MB in the beginning and 173.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 17.3s, 418 PlacesBefore, 122 PlacesAfterwards, 421 TransitionsBefore, 115 TransitionsAfterwards, 28704 CoEnabledTransitionPairs, 10 FixpointIterations, 274 TrivialSequentialCompositions, 219 ConcurrentSequentialCompositions, 21 TrivialYvCompositions, 21 ConcurrentYvCompositions, 10 ChoiceCompositions, 545 TotalNumberOfCompositions, 58384 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 31885, independent: 31485, independent conditional: 0, independent unconditional: 31485, dependent: 400, dependent conditional: 0, dependent unconditional: 400, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 17322, independent: 17249, independent conditional: 0, independent unconditional: 17249, dependent: 73, dependent conditional: 0, dependent unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 31885, independent: 14236, independent conditional: 0, independent unconditional: 14236, dependent: 327, dependent conditional: 0, dependent unconditional: 327, unknown: 17322, unknown conditional: 0, unknown unconditional: 17322] , Statistics on independence cache: Total cache size (in pairs): 757, Positive cache size: 722, Positive conditional cache size: 0, Positive unconditional cache size: 722, Negative cache size: 35, Negative conditional cache size: 0, Negative unconditional cache size: 35, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - PositiveResult [Line: 41]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 41]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 42]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 42]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 42]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - 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: 57]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 57]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 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: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 110]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: 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: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: 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: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 81]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 81]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 13 procedures, 578 locations, 103 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 20.4s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 17.5s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 87 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 59 mSDsluCounter, 12 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 53 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 130 IncrementalHoareTripleChecker+Invalid, 183 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 53 mSolverCounterUnsat, 12 mSDtfsCounter, 130 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=266occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 67 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-12-13 13:35:14,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff8b0458-8703-4ce4-9560-cc52a51bf6c6/bin/uautomizer-uyxdKDjOR8/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