./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/popl20-simple-array-sum.wvr.c --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for data races
Using default analysis
Version a0165632
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_3f249d95-972b-4bb2-a4ea-640865371297/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f249d95-972b-4bb2-a4ea-640865371297/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f249d95-972b-4bb2-a4ea-640865371297/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f249d95-972b-4bb2-a4ea-640865371297/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/popl20-simple-array-sum.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f249d95-972b-4bb2-a4ea-640865371297/bin/uautomizer-verify-jihMAELWvX/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f249d95-972b-4bb2-a4ea-640865371297/bin/uautomizer-verify-jihMAELWvX --witnessprinter.witness.filename witness --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 0c7c5c48eda3eba87519854c38b7495ee97c35417d2a6e287791b53fe49d6c07
--- Real Ultimate output ---
This is Ultimate 0.2.5-dev-a016563
[2024-11-08 18:39:26,960 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-08 18:39:27,056 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f249d95-972b-4bb2-a4ea-640865371297/bin/uautomizer-verify-jihMAELWvX/config/svcomp-DataRace-32bit-Automizer_Default.epf
[2024-11-08 18:39:27,064 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-08 18:39:27,066 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-08 18:39:27,094 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-08 18:39:27,095 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-08 18:39:27,095 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-08 18:39:27,096 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-08 18:39:27,096 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-08 18:39:27,097 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-08 18:39:27,097 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-08 18:39:27,098 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-08 18:39:27,098 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-08 18:39:27,099 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-08 18:39:27,099 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-08 18:39:27,100 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-08 18:39:27,100 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-08 18:39:27,100 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-08 18:39:27,101 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-08 18:39:27,101 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-08 18:39:27,102 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-08 18:39:27,102 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true
[2024-11-08 18:39:27,103 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-08 18:39:27,103 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-08 18:39:27,103 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-08 18:39:27,104 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-08 18:39:27,104 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-08 18:39:27,104 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-08 18:39:27,105 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-08 18:39:27,105 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-08 18:39:27,105 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-08 18:39:27,106 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-08 18:39:27,106 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-08 18:39:27,107 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-08 18:39:27,107 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-08 18:39:27,107 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-08 18:39:27,108 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-08 18:39:27,108 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-08 18:39:27,109 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-08 18:39:27,109 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-08 18:39:27,109 INFO L153 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_3f249d95-972b-4bb2-a4ea-640865371297/bin/uautomizer-verify-jihMAELWvX/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f249d95-972b-4bb2-a4ea-640865371297/bin/uautomizer-verify-jihMAELWvX
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0c7c5c48eda3eba87519854c38b7495ee97c35417d2a6e287791b53fe49d6c07
[2024-11-08 18:39:27,463 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-08 18:39:27,497 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-08 18:39:27,500 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-08 18:39:27,503 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-08 18:39:27,503 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-08 18:39:27,505 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f249d95-972b-4bb2-a4ea-640865371297/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/weaver/popl20-simple-array-sum.wvr.c
Unable to find full path for "g++"
[2024-11-08 18:39:29,734 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-08 18:39:30,015 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-08 18:39:30,016 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f249d95-972b-4bb2-a4ea-640865371297/sv-benchmarks/c/weaver/popl20-simple-array-sum.wvr.c
[2024-11-08 18:39:30,027 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f249d95-972b-4bb2-a4ea-640865371297/bin/uautomizer-verify-jihMAELWvX/data/b306170e6/71d9d0b9f295409ca17d433f2cdad884/FLAG158df163d
[2024-11-08 18:39:30,319 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f249d95-972b-4bb2-a4ea-640865371297/bin/uautomizer-verify-jihMAELWvX/data/b306170e6/71d9d0b9f295409ca17d433f2cdad884
[2024-11-08 18:39:30,322 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-08 18:39:30,324 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-08 18:39:30,326 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-08 18:39:30,326 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-08 18:39:30,333 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-08 18:39:30,334 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:39:30" (1/1) ...
[2024-11-08 18:39:30,336 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ce2c180 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:39:30, skipping insertion in model container
[2024-11-08 18:39:30,336 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:39:30" (1/1) ...
[2024-11-08 18:39:30,364 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-08 18:39:30,617 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 18:39:30,629 INFO L200 MainTranslator]: Completed pre-run
[2024-11-08 18:39:30,668 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 18:39:30,691 INFO L204 MainTranslator]: Completed translation
[2024-11-08 18:39:30,692 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:39:30 WrapperNode
[2024-11-08 18:39:30,692 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-08 18:39:30,693 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-08 18:39:30,694 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-08 18:39:30,694 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-08 18:39:30,704 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:39:30" (1/1) ...
[2024-11-08 18:39:30,714 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:39:30" (1/1) ...
[2024-11-08 18:39:30,742 INFO L138 Inliner]: procedures = 23, calls = 21, calls flagged for inlining = 8, calls inlined = 10, statements flattened = 129
[2024-11-08 18:39:30,743 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-08 18:39:30,744 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-08 18:39:30,744 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-08 18:39:30,744 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-08 18:39:30,756 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:39:30" (1/1) ...
[2024-11-08 18:39:30,757 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:39:30" (1/1) ...
[2024-11-08 18:39:30,762 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:39:30" (1/1) ...
[2024-11-08 18:39:30,767 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:39:30" (1/1) ...
[2024-11-08 18:39:30,783 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:39:30" (1/1) ...
[2024-11-08 18:39:30,792 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:39:30" (1/1) ...
[2024-11-08 18:39:30,798 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:39:30" (1/1) ...
[2024-11-08 18:39:30,804 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:39:30" (1/1) ...
[2024-11-08 18:39:30,807 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-08 18:39:30,811 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-08 18:39:30,812 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-08 18:39:30,812 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-08 18:39:30,813 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:39:30" (1/1) ...
[2024-11-08 18:39:30,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-08 18:39:30,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f249d95-972b-4bb2-a4ea-640865371297/bin/uautomizer-verify-jihMAELWvX/z3
[2024-11-08 18:39:30,866 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f249d95-972b-4bb2-a4ea-640865371297/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-08 18:39:30,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f249d95-972b-4bb2-a4ea-640865371297/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-08 18:39:30,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-08 18:39:30,912 INFO L130 BoogieDeclarations]: Found specification of procedure thread1
[2024-11-08 18:39:30,912 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1
[2024-11-08 18:39:30,913 INFO L130 BoogieDeclarations]: Found specification of procedure thread2
[2024-11-08 18:39:30,913 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2
[2024-11-08 18:39:30,913 INFO L130 BoogieDeclarations]: Found specification of procedure thread3
[2024-11-08 18:39:30,913 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3
[2024-11-08 18:39:30,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2024-11-08 18:39:30,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2024-11-08 18:39:30,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2024-11-08 18:39:30,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-08 18:39:30,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-08 18:39:30,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2024-11-08 18:39:30,919 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement.
[2024-11-08 18:39:31,065 INFO L238 CfgBuilder]: Building ICFG
[2024-11-08 18:39:31,067 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-08 18:39:31,537 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program.
[2024-11-08 18:39:31,538 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-08 18:39:31,586 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-08 18:39:31,586 INFO L316 CfgBuilder]: Removed 3 assume(true) statements.
[2024-11-08 18:39:31,587 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:39:31 BoogieIcfgContainer
[2024-11-08 18:39:31,587 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-08 18:39:31,590 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-08 18:39:31,590 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-08 18:39:31,594 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-08 18:39:31,594 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 06:39:30" (1/3) ...
[2024-11-08 18:39:31,595 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@647d68f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:39:31, skipping insertion in model container
[2024-11-08 18:39:31,596 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:39:30" (2/3) ...
[2024-11-08 18:39:31,596 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@647d68f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:39:31, skipping insertion in model container
[2024-11-08 18:39:31,596 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:39:31" (3/3) ...
[2024-11-08 18:39:31,598 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-simple-array-sum.wvr.c
[2024-11-08 18:39:31,622 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-08 18:39:31,622 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 16 error locations.
[2024-11-08 18:39:31,622 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2024-11-08 18:39:31,761 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions.
[2024-11-08 18:39:31,829 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 239 places, 245 transitions, 511 flow
[2024-11-08 18:39:32,039 INFO L124 PetriNetUnfolderBase]: 16/242 cut-off events.
[2024-11-08 18:39:32,039 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES.
[2024-11-08 18:39:32,046 INFO L83 FinitePrefix]: Finished finitePrefix Result has 255 conditions, 242 events. 16/242 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 309 event pairs, 0 based on Foata normal form. 0/210 useless extension candidates. Maximal degree in co-relation 195. Up to 3 conditions per place.
[2024-11-08 18:39:32,047 INFO L82 GeneralOperation]: Start removeDead. Operand has 239 places, 245 transitions, 511 flow
[2024-11-08 18:39:32,053 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 220 places, 225 transitions, 468 flow
[2024-11-08 18:39:32,064 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-08 18:39:32,073 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@5de7055f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-08 18:39:32,073 INFO L334 AbstractCegarLoop]: Starting to check reachability of 28 error locations.
[2024-11-08 18:39:32,081 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder.
[2024-11-08 18:39:32,081 INFO L124 PetriNetUnfolderBase]: 0/22 cut-off events.
[2024-11-08 18:39:32,081 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES.
[2024-11-08 18:39:32,081 INFO L196 CegarLoopForPetriNet]: Found error trace
[2024-11-08 18:39:32,082 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:39:32,083 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 24 more)] ===
[2024-11-08 18:39:32,090 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:39:32,090 INFO L85 PathProgramCache]: Analyzing trace with hash 115246098, now seen corresponding path program 1 times
[2024-11-08 18:39:32,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 18:39:32,103 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164748789]
[2024-11-08 18:39:32,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:39:32,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 18:39:32,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:39:32,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-08 18:39:32,386 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 18:39:32,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1164748789]
[2024-11-08 18:39:32,387 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1164748789] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 18:39:32,388 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 18:39:32,388 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-08 18:39:32,390 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198909038]
[2024-11-08 18:39:32,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 18:39:32,405 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-08 18:39:32,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 18:39:32,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-08 18:39:32,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-08 18:39:32,530 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 213 out of 245
[2024-11-08 18:39:32,534 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 220 places, 225 transitions, 468 flow. Second operand has 3 states, 3 states have (on average 214.33333333333334) internal successors, (643), 3 states have internal predecessors, (643), 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)
[2024-11-08 18:39:32,534 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-08 18:39:32,535 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 213 of 245
[2024-11-08 18:39:32,536 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-08 18:39:32,808 INFO L124 PetriNetUnfolderBase]: 116/743 cut-off events.
[2024-11-08 18:39:32,808 INFO L125 PetriNetUnfolderBase]: For 62/62 co-relation queries the response was YES.
[2024-11-08 18:39:32,818 INFO L83 FinitePrefix]: Finished finitePrefix Result has 979 conditions, 743 events. 116/743 cut-off events. For 62/62 co-relation queries the response was YES. Maximal size of possible extension queue 37. Compared 4156 event pairs, 78 based on Foata normal form. 4/626 useless extension candidates. Maximal degree in co-relation 775. Up to 182 conditions per place.
[2024-11-08 18:39:32,827 INFO L140 encePairwiseOnDemand]: 235/245 looper letters, 19 selfloop transitions, 2 changer transitions 4/217 dead transitions.
[2024-11-08 18:39:32,828 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 221 places, 217 transitions, 494 flow
[2024-11-08 18:39:32,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-08 18:39:32,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2024-11-08 18:39:32,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 668 transitions.
[2024-11-08 18:39:32,854 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.908843537414966
[2024-11-08 18:39:32,860 INFO L175 Difference]: Start difference. First operand has 220 places, 225 transitions, 468 flow. Second operand 3 states and 668 transitions.
[2024-11-08 18:39:32,861 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 221 places, 217 transitions, 494 flow
[2024-11-08 18:39:32,866 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 215 places, 217 transitions, 482 flow, removed 0 selfloop flow, removed 6 redundant places.
[2024-11-08 18:39:32,921 INFO L231 Difference]: Finished difference. Result has 215 places, 213 transitions, 436 flow
[2024-11-08 18:39:32,924 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=245, PETRI_DIFFERENCE_MINUEND_FLOW=440, PETRI_DIFFERENCE_MINUEND_PLACES=213, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=217, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=215, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=436, PETRI_PLACES=215, PETRI_TRANSITIONS=213}
[2024-11-08 18:39:32,930 INFO L277 CegarLoopForPetriNet]: 220 programPoint places, -5 predicate places.
[2024-11-08 18:39:32,930 INFO L471 AbstractCegarLoop]: Abstraction has has 215 places, 213 transitions, 436 flow
[2024-11-08 18:39:32,931 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 214.33333333333334) internal successors, (643), 3 states have internal predecessors, (643), 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)
[2024-11-08 18:39:32,931 INFO L196 CegarLoopForPetriNet]: Found error trace
[2024-11-08 18:39:32,931 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:39:32,932 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-11-08 18:39:32,932 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 24 more)] ===
[2024-11-08 18:39:32,933 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:39:32,933 INFO L85 PathProgramCache]: Analyzing trace with hash -1378065655, now seen corresponding path program 1 times
[2024-11-08 18:39:32,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 18:39:32,934 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [484002133]
[2024-11-08 18:39:32,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:39:32,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 18:39:32,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:39:33,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-08 18:39:33,029 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 18:39:33,029 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [484002133]
[2024-11-08 18:39:33,029 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [484002133] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 18:39:33,029 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 18:39:33,030 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-08 18:39:33,030 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [490307631]
[2024-11-08 18:39:33,030 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 18:39:33,033 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-08 18:39:33,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 18:39:33,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-08 18:39:33,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-08 18:39:33,098 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 207 out of 245
[2024-11-08 18:39:33,100 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 215 places, 213 transitions, 436 flow. Second operand has 3 states, 3 states have (on average 208.0) internal successors, (624), 3 states have internal predecessors, (624), 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)
[2024-11-08 18:39:33,100 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-08 18:39:33,100 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 207 of 245
[2024-11-08 18:39:33,100 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-08 18:39:33,423 INFO L124 PetriNetUnfolderBase]: 274/1188 cut-off events.
[2024-11-08 18:39:33,424 INFO L125 PetriNetUnfolderBase]: For 26/26 co-relation queries the response was YES.
[2024-11-08 18:39:33,431 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1599 conditions, 1188 events. 274/1188 cut-off events. For 26/26 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 7942 event pairs, 173 based on Foata normal form. 1/1013 useless extension candidates. Maximal degree in co-relation 1568. Up to 380 conditions per place.
[2024-11-08 18:39:33,439 INFO L140 encePairwiseOnDemand]: 238/245 looper letters, 20 selfloop transitions, 1 changer transitions 2/207 dead transitions.
[2024-11-08 18:39:33,439 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 207 places, 207 transitions, 468 flow
[2024-11-08 18:39:33,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-08 18:39:33,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2024-11-08 18:39:33,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 649 transitions.
[2024-11-08 18:39:33,444 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8829931972789116
[2024-11-08 18:39:33,444 INFO L175 Difference]: Start difference. First operand has 215 places, 213 transitions, 436 flow. Second operand 3 states and 649 transitions.
[2024-11-08 18:39:33,444 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 207 places, 207 transitions, 468 flow
[2024-11-08 18:39:33,448 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 205 places, 207 transitions, 464 flow, removed 0 selfloop flow, removed 2 redundant places.
[2024-11-08 18:39:33,454 INFO L231 Difference]: Finished difference. Result has 205 places, 205 transitions, 418 flow
[2024-11-08 18:39:33,458 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=245, PETRI_DIFFERENCE_MINUEND_FLOW=420, PETRI_DIFFERENCE_MINUEND_PLACES=203, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=207, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=206, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=418, PETRI_PLACES=205, PETRI_TRANSITIONS=205}
[2024-11-08 18:39:33,460 INFO L277 CegarLoopForPetriNet]: 220 programPoint places, -15 predicate places.
[2024-11-08 18:39:33,460 INFO L471 AbstractCegarLoop]: Abstraction has has 205 places, 205 transitions, 418 flow
[2024-11-08 18:39:33,464 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 208.0) internal successors, (624), 3 states have internal predecessors, (624), 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)
[2024-11-08 18:39:33,464 INFO L196 CegarLoopForPetriNet]: Found error trace
[2024-11-08 18:39:33,464 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:39:33,465 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-11-08 18:39:33,465 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 24 more)] ===
[2024-11-08 18:39:33,465 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:39:33,467 INFO L85 PathProgramCache]: Analyzing trace with hash -420974039, now seen corresponding path program 1 times
[2024-11-08 18:39:33,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 18:39:33,472 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1882492700]
[2024-11-08 18:39:33,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:39:33,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 18:39:33,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:39:33,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-08 18:39:33,638 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 18:39:33,640 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1882492700]
[2024-11-08 18:39:33,640 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1882492700] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 18:39:33,640 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 18:39:33,641 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-08 18:39:33,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881296143]
[2024-11-08 18:39:33,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 18:39:33,644 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-08 18:39:33,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 18:39:33,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-08 18:39:33,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-08 18:39:33,729 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 217 out of 245
[2024-11-08 18:39:33,730 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 205 places, 205 transitions, 418 flow. Second operand has 3 states, 3 states have (on average 218.33333333333334) internal successors, (655), 3 states have internal predecessors, (655), 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)
[2024-11-08 18:39:33,730 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-08 18:39:33,730 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 217 of 245
[2024-11-08 18:39:33,730 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-08 18:39:33,894 INFO L124 PetriNetUnfolderBase]: 89/649 cut-off events.
[2024-11-08 18:39:33,895 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES.
[2024-11-08 18:39:33,899 INFO L83 FinitePrefix]: Finished finitePrefix Result has 787 conditions, 649 events. 89/649 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 3255 event pairs, 53 based on Foata normal form. 0/580 useless extension candidates. Maximal degree in co-relation 756. Up to 117 conditions per place.
[2024-11-08 18:39:33,903 INFO L140 encePairwiseOnDemand]: 242/245 looper letters, 15 selfloop transitions, 2 changer transitions 0/204 dead transitions.
[2024-11-08 18:39:33,903 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 204 places, 204 transitions, 450 flow
[2024-11-08 18:39:33,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-08 18:39:33,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2024-11-08 18:39:33,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 669 transitions.
[2024-11-08 18:39:33,907 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9102040816326531
[2024-11-08 18:39:33,908 INFO L175 Difference]: Start difference. First operand has 205 places, 205 transitions, 418 flow. Second operand 3 states and 669 transitions.
[2024-11-08 18:39:33,908 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 204 places, 204 transitions, 450 flow
[2024-11-08 18:39:33,910 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 203 places, 204 transitions, 449 flow, removed 0 selfloop flow, removed 1 redundant places.
[2024-11-08 18:39:33,914 INFO L231 Difference]: Finished difference. Result has 203 places, 204 transitions, 419 flow
[2024-11-08 18:39:33,915 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=245, PETRI_DIFFERENCE_MINUEND_FLOW=415, PETRI_DIFFERENCE_MINUEND_PLACES=201, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=204, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=202, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=419, PETRI_PLACES=203, PETRI_TRANSITIONS=204}
[2024-11-08 18:39:33,917 INFO L277 CegarLoopForPetriNet]: 220 programPoint places, -17 predicate places.
[2024-11-08 18:39:33,917 INFO L471 AbstractCegarLoop]: Abstraction has has 203 places, 204 transitions, 419 flow
[2024-11-08 18:39:33,918 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 218.33333333333334) internal successors, (655), 3 states have internal predecessors, (655), 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)
[2024-11-08 18:39:33,918 INFO L196 CegarLoopForPetriNet]: Found error trace
[2024-11-08 18:39:33,918 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:39:33,918 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-11-08 18:39:33,919 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 24 more)] ===
[2024-11-08 18:39:33,920 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:39:33,920 INFO L85 PathProgramCache]: Analyzing trace with hash -1580291655, now seen corresponding path program 1 times
[2024-11-08 18:39:33,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 18:39:33,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [782681913]
[2024-11-08 18:39:33,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:39:33,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 18:39:33,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:39:34,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-08 18:39:34,113 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 18:39:34,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [782681913]
[2024-11-08 18:39:34,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [782681913] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 18:39:34,114 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 18:39:34,114 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-08 18:39:34,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1475162316]
[2024-11-08 18:39:34,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 18:39:34,116 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-08 18:39:34,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 18:39:34,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-08 18:39:34,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-08 18:39:34,141 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 217 out of 245
[2024-11-08 18:39:34,143 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 203 places, 204 transitions, 419 flow. Second operand has 3 states, 3 states have (on average 218.33333333333334) internal successors, (655), 3 states have internal predecessors, (655), 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)
[2024-11-08 18:39:34,143 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-08 18:39:34,143 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 217 of 245
[2024-11-08 18:39:34,143 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-08 18:39:34,269 INFO L124 PetriNetUnfolderBase]: 76/494 cut-off events.
[2024-11-08 18:39:34,269 INFO L125 PetriNetUnfolderBase]: For 15/15 co-relation queries the response was YES.
[2024-11-08 18:39:34,271 INFO L83 FinitePrefix]: Finished finitePrefix Result has 631 conditions, 494 events. 76/494 cut-off events. For 15/15 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 2106 event pairs, 53 based on Foata normal form. 0/448 useless extension candidates. Maximal degree in co-relation 600. Up to 119 conditions per place.
[2024-11-08 18:39:34,274 INFO L140 encePairwiseOnDemand]: 242/245 looper letters, 15 selfloop transitions, 2 changer transitions 0/203 dead transitions.
[2024-11-08 18:39:34,274 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 204 places, 203 transitions, 451 flow
[2024-11-08 18:39:34,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-08 18:39:34,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2024-11-08 18:39:34,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 669 transitions.
[2024-11-08 18:39:34,277 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9102040816326531
[2024-11-08 18:39:34,277 INFO L175 Difference]: Start difference. First operand has 203 places, 204 transitions, 419 flow. Second operand 3 states and 669 transitions.
[2024-11-08 18:39:34,277 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 204 places, 203 transitions, 451 flow
[2024-11-08 18:39:34,280 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 202 places, 203 transitions, 447 flow, removed 0 selfloop flow, removed 2 redundant places.
[2024-11-08 18:39:34,283 INFO L231 Difference]: Finished difference. Result has 202 places, 203 transitions, 417 flow
[2024-11-08 18:39:34,284 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=245, PETRI_DIFFERENCE_MINUEND_FLOW=413, PETRI_DIFFERENCE_MINUEND_PLACES=200, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=203, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=201, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=417, PETRI_PLACES=202, PETRI_TRANSITIONS=203}
[2024-11-08 18:39:34,285 INFO L277 CegarLoopForPetriNet]: 220 programPoint places, -18 predicate places.
[2024-11-08 18:39:34,285 INFO L471 AbstractCegarLoop]: Abstraction has has 202 places, 203 transitions, 417 flow
[2024-11-08 18:39:34,286 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 218.33333333333334) internal successors, (655), 3 states have internal predecessors, (655), 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)
[2024-11-08 18:39:34,286 INFO L196 CegarLoopForPetriNet]: Found error trace
[2024-11-08 18:39:34,287 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:39:34,287 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2024-11-08 18:39:34,287 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting thread1Err1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 24 more)] ===
[2024-11-08 18:39:34,288 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:39:34,288 INFO L85 PathProgramCache]: Analyzing trace with hash 1202119863, now seen corresponding path program 1 times
[2024-11-08 18:39:34,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 18:39:34,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [458873430]
[2024-11-08 18:39:34,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:39:34,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 18:39:34,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:39:34,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-08 18:39:34,456 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 18:39:34,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [458873430]
[2024-11-08 18:39:34,457 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [458873430] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 18:39:34,457 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 18:39:34,457 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-08 18:39:34,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716465643]
[2024-11-08 18:39:34,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 18:39:34,458 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-08 18:39:34,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 18:39:34,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-08 18:39:34,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-08 18:39:34,481 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 219 out of 245
[2024-11-08 18:39:34,482 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 202 places, 203 transitions, 417 flow. Second operand has 3 states, 3 states have (on average 220.0) internal successors, (660), 3 states have internal predecessors, (660), 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)
[2024-11-08 18:39:34,482 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-08 18:39:34,483 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 219 of 245
[2024-11-08 18:39:34,483 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-08 18:39:34,612 INFO L124 PetriNetUnfolderBase]: 93/569 cut-off events.
[2024-11-08 18:39:34,612 INFO L125 PetriNetUnfolderBase]: For 8/8 co-relation queries the response was YES.
[2024-11-08 18:39:34,615 INFO L83 FinitePrefix]: Finished finitePrefix Result has 734 conditions, 569 events. 93/569 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 2557 event pairs, 25 based on Foata normal form. 1/504 useless extension candidates. Maximal degree in co-relation 704. Up to 76 conditions per place.
[2024-11-08 18:39:34,618 INFO L140 encePairwiseOnDemand]: 240/245 looper letters, 15 selfloop transitions, 2 changer transitions 2/206 dead transitions.
[2024-11-08 18:39:34,618 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 202 places, 206 transitions, 463 flow
[2024-11-08 18:39:34,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-08 18:39:34,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2024-11-08 18:39:34,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 678 transitions.
[2024-11-08 18:39:34,621 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9224489795918367
[2024-11-08 18:39:34,621 INFO L175 Difference]: Start difference. First operand has 202 places, 203 transitions, 417 flow. Second operand 3 states and 678 transitions.
[2024-11-08 18:39:34,621 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 202 places, 206 transitions, 463 flow
[2024-11-08 18:39:34,623 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 200 places, 206 transitions, 459 flow, removed 0 selfloop flow, removed 2 redundant places.
[2024-11-08 18:39:34,626 INFO L231 Difference]: Finished difference. Result has 200 places, 199 transitions, 408 flow
[2024-11-08 18:39:34,627 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=245, PETRI_DIFFERENCE_MINUEND_FLOW=409, PETRI_DIFFERENCE_MINUEND_PLACES=198, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=201, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=199, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=408, PETRI_PLACES=200, PETRI_TRANSITIONS=199}
[2024-11-08 18:39:34,628 INFO L277 CegarLoopForPetriNet]: 220 programPoint places, -20 predicate places.
[2024-11-08 18:39:34,628 INFO L471 AbstractCegarLoop]: Abstraction has has 200 places, 199 transitions, 408 flow
[2024-11-08 18:39:34,629 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 220.0) internal successors, (660), 3 states have internal predecessors, (660), 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)
[2024-11-08 18:39:34,629 INFO L196 CegarLoopForPetriNet]: Found error trace
[2024-11-08 18:39:34,630 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:39:34,630 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2024-11-08 18:39:34,630 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting thread1Err2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 24 more)] ===
[2024-11-08 18:39:34,631 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:39:34,631 INFO L85 PathProgramCache]: Analyzing trace with hash -108994663, now seen corresponding path program 1 times
[2024-11-08 18:39:34,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 18:39:34,632 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2022008388]
[2024-11-08 18:39:34,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:39:34,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 18:39:34,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:39:34,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-08 18:39:34,725 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 18:39:34,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2022008388]
[2024-11-08 18:39:34,725 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2022008388] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 18:39:34,725 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 18:39:34,726 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-08 18:39:34,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013408862]
[2024-11-08 18:39:34,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 18:39:34,727 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-08 18:39:34,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 18:39:34,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-08 18:39:34,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-08 18:39:34,745 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 219 out of 245
[2024-11-08 18:39:34,746 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 200 places, 199 transitions, 408 flow. Second operand has 3 states, 3 states have (on average 220.33333333333334) internal successors, (661), 3 states have internal predecessors, (661), 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)
[2024-11-08 18:39:34,747 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-08 18:39:34,747 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 219 of 245
[2024-11-08 18:39:34,747 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-08 18:39:34,901 INFO L124 PetriNetUnfolderBase]: 141/689 cut-off events.
[2024-11-08 18:39:34,902 INFO L125 PetriNetUnfolderBase]: For 22/22 co-relation queries the response was YES.
[2024-11-08 18:39:34,904 INFO L83 FinitePrefix]: Finished finitePrefix Result has 945 conditions, 689 events. 141/689 cut-off events. For 22/22 co-relation queries the response was YES. Maximal size of possible extension queue 37. Compared 3648 event pairs, 26 based on Foata normal form. 0/619 useless extension candidates. Maximal degree in co-relation 915. Up to 205 conditions per place.
[2024-11-08 18:39:34,909 INFO L140 encePairwiseOnDemand]: 241/245 looper letters, 19 selfloop transitions, 2 changer transitions 0/204 dead transitions.
[2024-11-08 18:39:34,909 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 198 places, 204 transitions, 464 flow
[2024-11-08 18:39:34,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-08 18:39:34,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2024-11-08 18:39:34,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 680 transitions.
[2024-11-08 18:39:34,912 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9251700680272109
[2024-11-08 18:39:34,912 INFO L175 Difference]: Start difference. First operand has 200 places, 199 transitions, 408 flow. Second operand 3 states and 680 transitions.
[2024-11-08 18:39:34,912 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 198 places, 204 transitions, 464 flow
[2024-11-08 18:39:34,915 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 196 places, 204 transitions, 460 flow, removed 0 selfloop flow, removed 2 redundant places.
[2024-11-08 18:39:34,919 INFO L231 Difference]: Finished difference. Result has 197 places, 199 transitions, 414 flow
[2024-11-08 18:39:34,920 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=245, PETRI_DIFFERENCE_MINUEND_FLOW=400, PETRI_DIFFERENCE_MINUEND_PLACES=194, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=197, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=195, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=414, PETRI_PLACES=197, PETRI_TRANSITIONS=199}
[2024-11-08 18:39:34,921 INFO L277 CegarLoopForPetriNet]: 220 programPoint places, -23 predicate places.
[2024-11-08 18:39:34,921 INFO L471 AbstractCegarLoop]: Abstraction has has 197 places, 199 transitions, 414 flow
[2024-11-08 18:39:34,922 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 220.33333333333334) internal successors, (661), 3 states have internal predecessors, (661), 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)
[2024-11-08 18:39:34,922 INFO L196 CegarLoopForPetriNet]: Found error trace
[2024-11-08 18:39:34,923 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:39:34,923 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2024-11-08 18:39:34,923 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting thread2Err1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 24 more)] ===
[2024-11-08 18:39:34,924 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:39:34,924 INFO L85 PathProgramCache]: Analyzing trace with hash 1691030095, now seen corresponding path program 1 times
[2024-11-08 18:39:34,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 18:39:34,925 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1932039155]
[2024-11-08 18:39:34,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:39:34,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 18:39:34,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:39:35,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-08 18:39:35,034 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 18:39:35,034 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1932039155]
[2024-11-08 18:39:35,035 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1932039155] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 18:39:35,035 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 18:39:35,035 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-08 18:39:35,035 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [436708262]
[2024-11-08 18:39:35,035 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 18:39:35,036 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-08 18:39:35,036 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 18:39:35,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-08 18:39:35,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-08 18:39:35,057 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 219 out of 245
[2024-11-08 18:39:35,058 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 197 places, 199 transitions, 414 flow. Second operand has 3 states, 3 states have (on average 220.66666666666666) internal successors, (662), 3 states have internal predecessors, (662), 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)
[2024-11-08 18:39:35,058 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-08 18:39:35,058 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 219 of 245
[2024-11-08 18:39:35,059 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-08 18:39:35,264 INFO L124 PetriNetUnfolderBase]: 246/1022 cut-off events.
[2024-11-08 18:39:35,264 INFO L125 PetriNetUnfolderBase]: For 58/58 co-relation queries the response was YES.
[2024-11-08 18:39:35,269 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1399 conditions, 1022 events. 246/1022 cut-off events. For 58/58 co-relation queries the response was YES. Maximal size of possible extension queue 53. Compared 6093 event pairs, 56 based on Foata normal form. 0/931 useless extension candidates. Maximal degree in co-relation 1369. Up to 311 conditions per place.
[2024-11-08 18:39:35,274 INFO L140 encePairwiseOnDemand]: 241/245 looper letters, 18 selfloop transitions, 2 changer transitions 0/203 dead transitions.
[2024-11-08 18:39:35,275 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 197 places, 203 transitions, 465 flow
[2024-11-08 18:39:35,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-08 18:39:35,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2024-11-08 18:39:35,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 679 transitions.
[2024-11-08 18:39:35,277 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9238095238095239
[2024-11-08 18:39:35,278 INFO L175 Difference]: Start difference. First operand has 197 places, 199 transitions, 414 flow. Second operand 3 states and 679 transitions.
[2024-11-08 18:39:35,278 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 197 places, 203 transitions, 465 flow
[2024-11-08 18:39:35,280 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 197 places, 203 transitions, 465 flow, removed 0 selfloop flow, removed 0 redundant places.
[2024-11-08 18:39:35,283 INFO L231 Difference]: Finished difference. Result has 198 places, 199 transitions, 424 flow
[2024-11-08 18:39:35,283 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=245, PETRI_DIFFERENCE_MINUEND_FLOW=410, PETRI_DIFFERENCE_MINUEND_PLACES=195, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=197, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=195, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=424, PETRI_PLACES=198, PETRI_TRANSITIONS=199}
[2024-11-08 18:39:35,285 INFO L277 CegarLoopForPetriNet]: 220 programPoint places, -22 predicate places.
[2024-11-08 18:39:35,285 INFO L471 AbstractCegarLoop]: Abstraction has has 198 places, 199 transitions, 424 flow
[2024-11-08 18:39:35,286 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 220.66666666666666) internal successors, (662), 3 states have internal predecessors, (662), 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)
[2024-11-08 18:39:35,288 INFO L196 CegarLoopForPetriNet]: Found error trace
[2024-11-08 18:39:35,288 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:39:35,288 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2024-11-08 18:39:35,289 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting thread1Err3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 24 more)] ===
[2024-11-08 18:39:35,289 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:39:35,289 INFO L85 PathProgramCache]: Analyzing trace with hash -1487774542, now seen corresponding path program 1 times
[2024-11-08 18:39:35,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 18:39:35,290 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403133320]
[2024-11-08 18:39:35,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:39:35,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 18:39:35,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:39:35,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-08 18:39:35,384 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 18:39:35,384 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [403133320]
[2024-11-08 18:39:35,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [403133320] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 18:39:35,385 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 18:39:35,385 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-08 18:39:35,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018059883]
[2024-11-08 18:39:35,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 18:39:35,386 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-08 18:39:35,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 18:39:35,387 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-08 18:39:35,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-08 18:39:35,412 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 219 out of 245
[2024-11-08 18:39:35,413 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 198 places, 199 transitions, 424 flow. Second operand has 3 states, 3 states have (on average 221.0) internal successors, (663), 3 states have internal predecessors, (663), 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)
[2024-11-08 18:39:35,413 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-08 18:39:35,413 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 219 of 245
[2024-11-08 18:39:35,414 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-08 18:39:35,660 INFO L124 PetriNetUnfolderBase]: 210/1177 cut-off events.
[2024-11-08 18:39:35,661 INFO L125 PetriNetUnfolderBase]: For 16/16 co-relation queries the response was YES.
[2024-11-08 18:39:35,665 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1569 conditions, 1177 events. 210/1177 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 54. Compared 8075 event pairs, 89 based on Foata normal form. 0/1061 useless extension candidates. Maximal degree in co-relation 1538. Up to 197 conditions per place.
[2024-11-08 18:39:35,667 INFO L140 encePairwiseOnDemand]: 242/245 looper letters, 0 selfloop transitions, 0 changer transitions 203/203 dead transitions.
[2024-11-08 18:39:35,667 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 199 places, 203 transitions, 472 flow
[2024-11-08 18:39:35,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-08 18:39:35,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2024-11-08 18:39:35,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 677 transitions.
[2024-11-08 18:39:35,670 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9210884353741496
[2024-11-08 18:39:35,670 INFO L175 Difference]: Start difference. First operand has 198 places, 199 transitions, 424 flow. Second operand 3 states and 677 transitions.
[2024-11-08 18:39:35,670 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 199 places, 203 transitions, 472 flow
[2024-11-08 18:39:35,672 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 199 places, 203 transitions, 472 flow, removed 0 selfloop flow, removed 0 redundant places.
[2024-11-08 18:39:35,673 INFO L231 Difference]: Finished difference. Result has 199 places, 0 transitions, 0 flow
[2024-11-08 18:39:35,674 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=245, PETRI_DIFFERENCE_MINUEND_FLOW=422, PETRI_DIFFERENCE_MINUEND_PLACES=197, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=198, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=198, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=199, PETRI_TRANSITIONS=0}
[2024-11-08 18:39:35,678 INFO L277 CegarLoopForPetriNet]: 220 programPoint places, -21 predicate places.
[2024-11-08 18:39:35,678 INFO L471 AbstractCegarLoop]: Abstraction has has 199 places, 0 transitions, 0 flow
[2024-11-08 18:39:35,679 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 221.0) internal successors, (663), 3 states have internal predecessors, (663), 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)
[2024-11-08 18:39:35,682 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (27 of 28 remaining)
[2024-11-08 18:39:35,684 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (26 of 28 remaining)
[2024-11-08 18:39:35,684 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (25 of 28 remaining)
[2024-11-08 18:39:35,684 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (24 of 28 remaining)
[2024-11-08 18:39:35,685 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (23 of 28 remaining)
[2024-11-08 18:39:35,685 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (22 of 28 remaining)
[2024-11-08 18:39:35,685 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (21 of 28 remaining)
[2024-11-08 18:39:35,685 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (20 of 28 remaining)
[2024-11-08 18:39:35,685 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (19 of 28 remaining)
[2024-11-08 18:39:35,686 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (18 of 28 remaining)
[2024-11-08 18:39:35,686 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (17 of 28 remaining)
[2024-11-08 18:39:35,686 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (16 of 28 remaining)
[2024-11-08 18:39:35,686 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (15 of 28 remaining)
[2024-11-08 18:39:35,691 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (14 of 28 remaining)
[2024-11-08 18:39:35,691 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (13 of 28 remaining)
[2024-11-08 18:39:35,691 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (12 of 28 remaining)
[2024-11-08 18:39:35,692 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (11 of 28 remaining)
[2024-11-08 18:39:35,692 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (10 of 28 remaining)
[2024-11-08 18:39:35,692 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (9 of 28 remaining)
[2024-11-08 18:39:35,692 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (8 of 28 remaining)
[2024-11-08 18:39:35,692 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (7 of 28 remaining)
[2024-11-08 18:39:35,693 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (6 of 28 remaining)
[2024-11-08 18:39:35,693 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (5 of 28 remaining)
[2024-11-08 18:39:35,693 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (4 of 28 remaining)
[2024-11-08 18:39:35,693 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (3 of 28 remaining)
[2024-11-08 18:39:35,694 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (2 of 28 remaining)
[2024-11-08 18:39:35,694 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (1 of 28 remaining)
[2024-11-08 18:39:35,694 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (0 of 28 remaining)
[2024-11-08 18:39:35,694 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2024-11-08 18:39:35,697 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:39:35,705 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2024-11-08 18:39:35,705 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-08 18:39:35,714 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 06:39:35 BasicIcfg
[2024-11-08 18:39:35,717 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-08 18:39:35,718 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-08 18:39:35,718 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-08 18:39:35,718 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-08 18:39:35,719 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:39:31" (3/4) ...
[2024-11-08 18:39:35,721 INFO L142 WitnessPrinter]: Generating witness for correct program
[2024-11-08 18:39:35,725 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1
[2024-11-08 18:39:35,726 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2
[2024-11-08 18:39:35,726 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3
[2024-11-08 18:39:35,732 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges
[2024-11-08 18:39:35,734 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges
[2024-11-08 18:39:35,735 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges
[2024-11-08 18:39:35,739 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2024-11-08 18:39:35,869 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f249d95-972b-4bb2-a4ea-640865371297/bin/uautomizer-verify-jihMAELWvX/witness.graphml
[2024-11-08 18:39:35,870 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f249d95-972b-4bb2-a4ea-640865371297/bin/uautomizer-verify-jihMAELWvX/witness.yml
[2024-11-08 18:39:35,870 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-08 18:39:35,870 INFO L158 Benchmark]: Toolchain (without parser) took 5546.58ms. Allocated memory was 153.1MB in the beginning and 192.9MB in the end (delta: 39.8MB). Free memory was 122.6MB in the beginning and 123.9MB in the end (delta: -1.3MB). Peak memory consumption was 40.1MB. Max. memory is 16.1GB.
[2024-11-08 18:39:35,871 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 111.1MB. Free memory is still 69.3MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 18:39:35,871 INFO L158 Benchmark]: CACSL2BoogieTranslator took 367.04ms. Allocated memory is still 153.1MB. Free memory was 122.6MB in the beginning and 108.7MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
[2024-11-08 18:39:35,871 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.46ms. Allocated memory is still 153.1MB. Free memory was 108.7MB in the beginning and 106.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-11-08 18:39:35,872 INFO L158 Benchmark]: Boogie Preprocessor took 66.96ms. Allocated memory is still 153.1MB. Free memory was 106.7MB in the beginning and 105.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-11-08 18:39:35,872 INFO L158 Benchmark]: RCFGBuilder took 775.77ms. Allocated memory is still 153.1MB. Free memory was 105.2MB in the beginning and 83.3MB in the end (delta: 21.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB.
[2024-11-08 18:39:35,877 INFO L158 Benchmark]: TraceAbstraction took 4127.15ms. Allocated memory was 153.1MB in the beginning and 192.9MB in the end (delta: 39.8MB). Free memory was 82.7MB in the beginning and 129.2MB in the end (delta: -46.4MB). Peak memory consumption was 87.8MB. Max. memory is 16.1GB.
[2024-11-08 18:39:35,877 INFO L158 Benchmark]: Witness Printer took 152.30ms. Allocated memory is still 192.9MB. Free memory was 129.2MB in the beginning and 123.9MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB.
[2024-11-08 18:39:35,879 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.35ms. Allocated memory is still 111.1MB. Free memory is still 69.3MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 367.04ms. Allocated memory is still 153.1MB. Free memory was 122.6MB in the beginning and 108.7MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 49.46ms. Allocated memory is still 153.1MB. Free memory was 108.7MB in the beginning and 106.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 66.96ms. Allocated memory is still 153.1MB. Free memory was 106.7MB in the beginning and 105.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 775.77ms. Allocated memory is still 153.1MB. Free memory was 105.2MB in the beginning and 83.3MB in the end (delta: 21.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB.
* TraceAbstraction took 4127.15ms. Allocated memory was 153.1MB in the beginning and 192.9MB in the end (delta: 39.8MB). Free memory was 82.7MB in the beginning and 129.2MB in the end (delta: -46.4MB). Peak memory consumption was 87.8MB. Max. memory is 16.1GB.
* Witness Printer took 152.30ms. Allocated memory is still 192.9MB. Free memory was 129.2MB in the beginning and 123.9MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- 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: 58]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 59]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 59]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 68]: 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: 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: 83]: 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: 93]: 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
- StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances
CFG has 7 procedures, 302 locations, 28 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: 3.9s, OverallIterations: 8, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 219 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 85 mSDsluCounter, 58 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 38 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 295 IncrementalHoareTripleChecker+Invalid, 333 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 38 mSolverCounterUnsat, 58 mSDtfsCounter, 295 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=468occurred in iteration=0, InterpolantAutomatonStates: 24, 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: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 629 NumberOfCodeBlocks, 629 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 621 ConstructedInterpolants, 0 QuantifiedInterpolants, 637 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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
16 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
[2024-11-08 18:39:35,921 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f249d95-972b-4bb2-a4ea-640865371297/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Result:
TRUE