./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/unroll-cond-3.wvr.c --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for data races
Using default analysis
Version 9bd2c7ff
Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d98b5031-b1a3-48e2-ba85-69bc997c5037/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d98b5031-b1a3-48e2-ba85-69bc997c5037/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d98b5031-b1a3-48e2-ba85-69bc997c5037/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d98b5031-b1a3-48e2-ba85-69bc997c5037/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/unroll-cond-3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d98b5031-b1a3-48e2-ba85-69bc997c5037/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d98b5031-b1a3-48e2-ba85-69bc997c5037/bin/uautomizer-verify-uCwYo4JHxu --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 9fb4c28a8a216c266c6ae14d377c8e26c68bb16bf7c2fe2809f039d12d6c4b55
--- Real Ultimate output ---
This is Ultimate 0.2.3-dev-9bd2c7f
[2023-11-19 07:45:40,932 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2023-11-19 07:45:41,057 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d98b5031-b1a3-48e2-ba85-69bc997c5037/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-DataRace-32bit-Automizer_Default.epf
[2023-11-19 07:45:41,061 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2023-11-19 07:45:41,062 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2023-11-19 07:45:41,090 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-19 07:45:41,092 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2023-11-19 07:45:41,093 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2023-11-19 07:45:41,094 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-11-19 07:45:41,099 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2023-11-19 07:45:41,101 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-19 07:45:41,101 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2023-11-19 07:45:41,102 INFO L153 SettingsManager]: * Use SBE=true
[2023-11-19 07:45:41,104 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-19 07:45:41,104 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2023-11-19 07:45:41,105 INFO L153 SettingsManager]: * sizeof long=4
[2023-11-19 07:45:41,105 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2023-11-19 07:45:41,106 INFO L153 SettingsManager]: * sizeof POINTER=4
[2023-11-19 07:45:41,106 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2023-11-19 07:45:41,107 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2023-11-19 07:45:41,107 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-19 07:45:41,108 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2023-11-19 07:45:41,109 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true
[2023-11-19 07:45:41,109 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2023-11-19 07:45:41,109 INFO L153 SettingsManager]: * sizeof long double=12
[2023-11-19 07:45:41,110 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2023-11-19 07:45:41,110 INFO L153 SettingsManager]: * Use constant arrays=true
[2023-11-19 07:45:41,111 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-19 07:45:41,112 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2023-11-19 07:45:41,112 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2023-11-19 07:45:41,114 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-11-19 07:45:41,114 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-19 07:45:41,115 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2023-11-19 07:45:41,115 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2023-11-19 07:45:41,115 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2023-11-19 07:45:41,116 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-11-19 07:45:41,116 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2023-11-19 07:45:41,116 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-11-19 07:45:41,117 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2023-11-19 07:45:41,117 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2023-11-19 07:45:41,117 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC
[2023-11-19 07:45:41,118 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_d98b5031-b1a3-48e2-ba85-69bc997c5037/bin/uautomizer-verify-uCwYo4JHxu/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d98b5031-b1a3-48e2-ba85-69bc997c5037/bin/uautomizer-verify-uCwYo4JHxu
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9fb4c28a8a216c266c6ae14d377c8e26c68bb16bf7c2fe2809f039d12d6c4b55
[2023-11-19 07:45:41,445 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-19 07:45:41,477 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-19 07:45:41,480 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-19 07:45:41,482 INFO L270 PluginConnector]: Initializing CDTParser...
[2023-11-19 07:45:41,484 INFO L274 PluginConnector]: CDTParser initialized
[2023-11-19 07:45:41,485 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d98b5031-b1a3-48e2-ba85-69bc997c5037/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/weaver/unroll-cond-3.wvr.c
[2023-11-19 07:45:44,744 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2023-11-19 07:45:44,980 INFO L384 CDTParser]: Found 1 translation units.
[2023-11-19 07:45:44,980 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d98b5031-b1a3-48e2-ba85-69bc997c5037/sv-benchmarks/c/weaver/unroll-cond-3.wvr.c
[2023-11-19 07:45:44,990 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d98b5031-b1a3-48e2-ba85-69bc997c5037/bin/uautomizer-verify-uCwYo4JHxu/data/2deed95d3/ab2f49f9bdfc40b1b1b7432af325d194/FLAG5457e9ee4
[2023-11-19 07:45:45,006 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d98b5031-b1a3-48e2-ba85-69bc997c5037/bin/uautomizer-verify-uCwYo4JHxu/data/2deed95d3/ab2f49f9bdfc40b1b1b7432af325d194
[2023-11-19 07:45:45,009 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-19 07:45:45,011 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-19 07:45:45,012 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-19 07:45:45,013 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-19 07:45:45,029 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-19 07:45:45,030 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:45:45" (1/1) ...
[2023-11-19 07:45:45,031 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5df8584c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:45, skipping insertion in model container
[2023-11-19 07:45:45,032 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:45:45" (1/1) ...
[2023-11-19 07:45:45,061 INFO L177 MainTranslator]: Built tables and reachable declarations
[2023-11-19 07:45:45,285 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 07:45:45,296 INFO L202 MainTranslator]: Completed pre-run
[2023-11-19 07:45:45,335 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 07:45:45,350 INFO L206 MainTranslator]: Completed translation
[2023-11-19 07:45:45,350 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:45 WrapperNode
[2023-11-19 07:45:45,350 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-19 07:45:45,351 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-19 07:45:45,352 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-19 07:45:45,352 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-19 07:45:45,360 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:45" (1/1) ...
[2023-11-19 07:45:45,373 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:45" (1/1) ...
[2023-11-19 07:45:45,427 INFO L138 Inliner]: procedures = 24, calls = 38, calls flagged for inlining = 14, calls inlined = 14, statements flattened = 352
[2023-11-19 07:45:45,427 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-19 07:45:45,428 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-19 07:45:45,428 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-19 07:45:45,428 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2023-11-19 07:45:45,447 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:45" (1/1) ...
[2023-11-19 07:45:45,447 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:45" (1/1) ...
[2023-11-19 07:45:45,459 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:45" (1/1) ...
[2023-11-19 07:45:45,460 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:45" (1/1) ...
[2023-11-19 07:45:45,478 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:45" (1/1) ...
[2023-11-19 07:45:45,483 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:45" (1/1) ...
[2023-11-19 07:45:45,486 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:45" (1/1) ...
[2023-11-19 07:45:45,488 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:45" (1/1) ...
[2023-11-19 07:45:45,493 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-19 07:45:45,494 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-19 07:45:45,495 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2023-11-19 07:45:45,495 INFO L274 PluginConnector]: RCFGBuilder initialized
[2023-11-19 07:45:45,496 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:45" (1/1) ...
[2023-11-19 07:45:45,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-11-19 07:45:45,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d98b5031-b1a3-48e2-ba85-69bc997c5037/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:45:45,530 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d98b5031-b1a3-48e2-ba85-69bc997c5037/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2023-11-19 07:45:45,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d98b5031-b1a3-48e2-ba85-69bc997c5037/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2023-11-19 07:45:45,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-19 07:45:45,576 INFO L130 BoogieDeclarations]: Found specification of procedure thread1
[2023-11-19 07:45:45,576 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1
[2023-11-19 07:45:45,576 INFO L130 BoogieDeclarations]: Found specification of procedure thread2
[2023-11-19 07:45:45,576 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2
[2023-11-19 07:45:45,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2023-11-19 07:45:45,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2023-11-19 07:45:45,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2023-11-19 07:45:45,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2023-11-19 07:45:45,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-19 07:45:45,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-19 07:45:45,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2023-11-19 07:45:45,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2023-11-19 07:45:45,581 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement
[2023-11-19 07:45:45,763 INFO L236 CfgBuilder]: Building ICFG
[2023-11-19 07:45:45,771 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-19 07:45:46,667 INFO L277 CfgBuilder]: Performing block encoding
[2023-11-19 07:45:46,693 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-19 07:45:46,695 INFO L302 CfgBuilder]: Removed 3 assume(true) statements.
[2023-11-19 07:45:46,706 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:45:46 BoogieIcfgContainer
[2023-11-19 07:45:46,708 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-19 07:45:46,712 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2023-11-19 07:45:46,713 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2023-11-19 07:45:46,717 INFO L274 PluginConnector]: TraceAbstraction initialized
[2023-11-19 07:45:46,717 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:45:45" (1/3) ...
[2023-11-19 07:45:46,719 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@418a1f44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:45:46, skipping insertion in model container
[2023-11-19 07:45:46,719 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:45" (2/3) ...
[2023-11-19 07:45:46,720 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@418a1f44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:45:46, skipping insertion in model container
[2023-11-19 07:45:46,721 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:45:46" (3/3) ...
[2023-11-19 07:45:46,723 INFO L112 eAbstractionObserver]: Analyzing ICFG unroll-cond-3.wvr.c
[2023-11-19 07:45:46,732 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2023-11-19 07:45:46,744 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2023-11-19 07:45:46,744 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 56 error locations.
[2023-11-19 07:45:46,744 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2023-11-19 07:45:46,923 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions.
[2023-11-19 07:45:46,978 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 441 places, 458 transitions, 930 flow
[2023-11-19 07:45:47,149 INFO L124 PetriNetUnfolderBase]: 24/456 cut-off events.
[2023-11-19 07:45:47,150 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES.
[2023-11-19 07:45:47,162 INFO L83 FinitePrefix]: Finished finitePrefix Result has 465 conditions, 456 events. 24/456 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 1151 event pairs, 0 based on Foata normal form. 0/376 useless extension candidates. Maximal degree in co-relation 319. Up to 2 conditions per place.
[2023-11-19 07:45:47,162 INFO L82 GeneralOperation]: Start removeDead. Operand has 441 places, 458 transitions, 930 flow
[2023-11-19 07:45:47,175 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 419 places, 435 transitions, 882 flow
[2023-11-19 07:45:47,178 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation.
[2023-11-19 07:45:47,189 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 419 places, 435 transitions, 882 flow
[2023-11-19 07:45:47,192 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 419 places, 435 transitions, 882 flow
[2023-11-19 07:45:47,193 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 419 places, 435 transitions, 882 flow
[2023-11-19 07:45:47,372 INFO L124 PetriNetUnfolderBase]: 23/435 cut-off events.
[2023-11-19 07:45:47,372 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES.
[2023-11-19 07:45:47,380 INFO L83 FinitePrefix]: Finished finitePrefix Result has 444 conditions, 435 events. 23/435 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 1077 event pairs, 0 based on Foata normal form. 0/357 useless extension candidates. Maximal degree in co-relation 319. Up to 2 conditions per place.
[2023-11-19 07:45:47,407 INFO L119 LiptonReduction]: Number of co-enabled transitions 37420
[2023-11-19 07:45:57,451 INFO L134 LiptonReduction]: Checked pairs total: 141557
[2023-11-19 07:45:57,451 INFO L136 LiptonReduction]: Total number of compositions: 446
[2023-11-19 07:45:57,478 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2023-11-19 07:45:57,485 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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;@677d2f46, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=<UNSUPPORTED>, UseSemiCommutativity=<UNSUPPORTED>, Solver=<NOT_USED>, SolverTimeout=<NOT_USED>]
[2023-11-19 07:45:57,486 INFO L358 AbstractCegarLoop]: Starting to check reachability of 104 error locations.
[2023-11-19 07:45:57,488 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder.
[2023-11-19 07:45:57,488 INFO L124 PetriNetUnfolderBase]: 0/0 cut-off events.
[2023-11-19 07:45:57,488 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES.
[2023-11-19 07:45:57,488 INFO L200 CegarLoopForPetriNet]: Found error trace
[2023-11-19 07:45:57,489 INFO L208 CegarLoopForPetriNet]: trace histogram [1]
[2023-11-19 07:45:57,490 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 100 more)] ===
[2023-11-19 07:45:57,494 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:45:57,495 INFO L85 PathProgramCache]: Analyzing trace with hash 1773, now seen corresponding path program 1 times
[2023-11-19 07:45:57,504 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:45:57,505 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1825032874]
[2023-11-19 07:45:57,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:45:57,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:45:57,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:45:57,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 07:45:57,609 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 07:45:57,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1825032874]
[2023-11-19 07:45:57,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1825032874] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 07:45:57,610 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 07:45:57,611 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0
[2023-11-19 07:45:57,612 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475017929]
[2023-11-19 07:45:57,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 07:45:57,622 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2023-11-19 07:45:57,628 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 07:45:57,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2023-11-19 07:45:57,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2023-11-19 07:45:57,670 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 440 out of 904
[2023-11-19 07:45:57,675 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 146 places, 152 transitions, 316 flow. Second operand has 2 states, 2 states have (on average 440.5) internal successors, (881), 2 states have internal predecessors, (881), 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)
[2023-11-19 07:45:57,675 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2023-11-19 07:45:57,676 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 440 of 904
[2023-11-19 07:45:57,677 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2023-11-19 07:45:58,176 INFO L124 PetriNetUnfolderBase]: 1187/2953 cut-off events.
[2023-11-19 07:45:58,176 INFO L125 PetriNetUnfolderBase]: For 112/112 co-relation queries the response was YES.
[2023-11-19 07:45:58,184 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4921 conditions, 2953 events. 1187/2953 cut-off events. For 112/112 co-relation queries the response was YES. Maximal size of possible extension queue 159. Compared 21835 event pairs, 942 based on Foata normal form. 261/2857 useless extension candidates. Maximal degree in co-relation 4405. Up to 1909 conditions per place.
[2023-11-19 07:45:58,206 INFO L140 encePairwiseOnDemand]: 867/904 looper letters, 58 selfloop transitions, 0 changer transitions 1/115 dead transitions.
[2023-11-19 07:45:58,206 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 115 places, 115 transitions, 360 flow
[2023-11-19 07:45:58,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2023-11-19 07:45:58,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states.
[2023-11-19 07:45:58,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 976 transitions.
[2023-11-19 07:45:58,232 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5398230088495575
[2023-11-19 07:45:58,233 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 976 transitions.
[2023-11-19 07:45:58,233 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 976 transitions.
[2023-11-19 07:45:58,239 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-19 07:45:58,242 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 976 transitions.
[2023-11-19 07:45:58,249 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 488.0) internal successors, (976), 2 states have internal predecessors, (976), 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)
[2023-11-19 07:45:58,260 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 904.0) internal successors, (2712), 3 states have internal predecessors, (2712), 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)
[2023-11-19 07:45:58,263 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 904.0) internal successors, (2712), 3 states have internal predecessors, (2712), 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)
[2023-11-19 07:45:58,265 INFO L175 Difference]: Start difference. First operand has 146 places, 152 transitions, 316 flow. Second operand 2 states and 976 transitions.
[2023-11-19 07:45:58,266 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 115 places, 115 transitions, 360 flow
[2023-11-19 07:45:58,272 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 111 places, 115 transitions, 352 flow, removed 0 selfloop flow, removed 4 redundant places.
[2023-11-19 07:45:58,276 INFO L231 Difference]: Finished difference. Result has 111 places, 114 transitions, 231 flow
[2023-11-19 07:45:58,279 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=904, PETRI_DIFFERENCE_MINUEND_FLOW=234, PETRI_DIFFERENCE_MINUEND_PLACES=110, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=115, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=115, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=231, PETRI_PLACES=111, PETRI_TRANSITIONS=114}
[2023-11-19 07:45:58,286 INFO L281 CegarLoopForPetriNet]: 146 programPoint places, -35 predicate places.
[2023-11-19 07:45:58,286 INFO L495 AbstractCegarLoop]: Abstraction has has 111 places, 114 transitions, 231 flow
[2023-11-19 07:45:58,287 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 440.5) internal successors, (881), 2 states have internal predecessors, (881), 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)
[2023-11-19 07:45:58,288 INFO L200 CegarLoopForPetriNet]: Found error trace
[2023-11-19 07:45:58,288 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1]
[2023-11-19 07:45:58,288 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2023-11-19 07:45:58,289 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 100 more)] ===
[2023-11-19 07:45:58,299 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:45:58,299 INFO L85 PathProgramCache]: Analyzing trace with hash 1548015824, now seen corresponding path program 1 times
[2023-11-19 07:45:58,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:45:58,300 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2005748293]
[2023-11-19 07:45:58,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:45:58,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:45:58,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:45:58,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 07:45:58,433 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 07:45:58,433 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2005748293]
[2023-11-19 07:45:58,433 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2005748293] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 07:45:58,433 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 07:45:58,434 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-19 07:45:58,434 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235291236]
[2023-11-19 07:45:58,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 07:45:58,435 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-19 07:45:58,435 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 07:45:58,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-19 07:45:58,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-19 07:45:58,461 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 427 out of 904
[2023-11-19 07:45:58,463 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 111 places, 114 transitions, 231 flow. Second operand has 3 states, 3 states have (on average 429.0) internal successors, (1287), 3 states have internal predecessors, (1287), 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)
[2023-11-19 07:45:58,463 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2023-11-19 07:45:58,463 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 427 of 904
[2023-11-19 07:45:58,464 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2023-11-19 07:45:58,912 INFO L124 PetriNetUnfolderBase]: 1415/3176 cut-off events.
[2023-11-19 07:45:58,912 INFO L125 PetriNetUnfolderBase]: For 38/74 co-relation queries the response was YES.
[2023-11-19 07:45:58,919 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5472 conditions, 3176 events. 1415/3176 cut-off events. For 38/74 co-relation queries the response was YES. Maximal size of possible extension queue 137. Compared 20970 event pairs, 583 based on Foata normal form. 2/2845 useless extension candidates. Maximal degree in co-relation 5469. Up to 2259 conditions per place.
[2023-11-19 07:45:58,938 INFO L140 encePairwiseOnDemand]: 898/904 looper letters, 67 selfloop transitions, 2 changer transitions 0/117 dead transitions.
[2023-11-19 07:45:58,938 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 108 places, 117 transitions, 376 flow
[2023-11-19 07:45:58,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-19 07:45:58,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2023-11-19 07:45:58,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1354 transitions.
[2023-11-19 07:45:58,944 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.49926253687315636
[2023-11-19 07:45:58,944 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1354 transitions.
[2023-11-19 07:45:58,945 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1354 transitions.
[2023-11-19 07:45:58,946 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-19 07:45:58,946 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1354 transitions.
[2023-11-19 07:45:58,950 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 451.3333333333333) internal successors, (1354), 3 states have internal predecessors, (1354), 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)
[2023-11-19 07:45:58,957 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 904.0) internal successors, (3616), 4 states have internal predecessors, (3616), 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)
[2023-11-19 07:45:58,960 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 904.0) internal successors, (3616), 4 states have internal predecessors, (3616), 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)
[2023-11-19 07:45:58,960 INFO L175 Difference]: Start difference. First operand has 111 places, 114 transitions, 231 flow. Second operand 3 states and 1354 transitions.
[2023-11-19 07:45:58,961 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 108 places, 117 transitions, 376 flow
[2023-11-19 07:45:58,962 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 108 places, 117 transitions, 376 flow, removed 0 selfloop flow, removed 0 redundant places.
[2023-11-19 07:45:58,965 INFO L231 Difference]: Finished difference. Result has 109 places, 112 transitions, 237 flow
[2023-11-19 07:45:58,965 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=904, PETRI_DIFFERENCE_MINUEND_FLOW=223, PETRI_DIFFERENCE_MINUEND_PLACES=106, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=110, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=108, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=237, PETRI_PLACES=109, PETRI_TRANSITIONS=112}
[2023-11-19 07:45:58,966 INFO L281 CegarLoopForPetriNet]: 146 programPoint places, -37 predicate places.
[2023-11-19 07:45:58,966 INFO L495 AbstractCegarLoop]: Abstraction has has 109 places, 112 transitions, 237 flow
[2023-11-19 07:45:58,968 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 429.0) internal successors, (1287), 3 states have internal predecessors, (1287), 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)
[2023-11-19 07:45:58,968 INFO L200 CegarLoopForPetriNet]: Found error trace
[2023-11-19 07:45:58,968 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:45:58,968 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2023-11-19 07:45:58,969 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread1Err3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 100 more)] ===
[2023-11-19 07:45:58,969 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:45:58,969 INFO L85 PathProgramCache]: Analyzing trace with hash 1585183383, now seen corresponding path program 1 times
[2023-11-19 07:45:58,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:45:58,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246513434]
[2023-11-19 07:45:58,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:45:58,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:45:58,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:45:59,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 07:45:59,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 07:45:59,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [246513434]
[2023-11-19 07:45:59,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [246513434] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 07:45:59,062 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 07:45:59,062 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-19 07:45:59,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1156962543]
[2023-11-19 07:45:59,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 07:45:59,063 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-19 07:45:59,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 07:45:59,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-19 07:45:59,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-19 07:45:59,121 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 415 out of 904
[2023-11-19 07:45:59,123 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 109 places, 112 transitions, 237 flow. Second operand has 3 states, 3 states have (on average 417.3333333333333) internal successors, (1252), 3 states have internal predecessors, (1252), 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)
[2023-11-19 07:45:59,124 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2023-11-19 07:45:59,124 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 415 of 904
[2023-11-19 07:45:59,124 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2023-11-19 07:45:59,501 INFO L124 PetriNetUnfolderBase]: 1260/3057 cut-off events.
[2023-11-19 07:45:59,501 INFO L125 PetriNetUnfolderBase]: For 35/35 co-relation queries the response was YES.
[2023-11-19 07:45:59,510 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5143 conditions, 3057 events. 1260/3057 cut-off events. For 35/35 co-relation queries the response was YES. Maximal size of possible extension queue 154. Compared 21741 event pairs, 983 based on Foata normal form. 0/2673 useless extension candidates. Maximal degree in co-relation 5139. Up to 2048 conditions per place.
[2023-11-19 07:45:59,530 INFO L140 encePairwiseOnDemand]: 897/904 looper letters, 57 selfloop transitions, 1 changer transitions 0/106 dead transitions.
[2023-11-19 07:45:59,530 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 105 places, 106 transitions, 341 flow
[2023-11-19 07:45:59,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-19 07:45:59,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2023-11-19 07:45:59,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1309 transitions.
[2023-11-19 07:45:59,536 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.48266961651917406
[2023-11-19 07:45:59,536 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1309 transitions.
[2023-11-19 07:45:59,536 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1309 transitions.
[2023-11-19 07:45:59,538 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-19 07:45:59,538 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1309 transitions.
[2023-11-19 07:45:59,542 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 436.3333333333333) internal successors, (1309), 3 states have internal predecessors, (1309), 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)
[2023-11-19 07:45:59,550 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 904.0) internal successors, (3616), 4 states have internal predecessors, (3616), 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)
[2023-11-19 07:45:59,553 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 904.0) internal successors, (3616), 4 states have internal predecessors, (3616), 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)
[2023-11-19 07:45:59,553 INFO L175 Difference]: Start difference. First operand has 109 places, 112 transitions, 237 flow. Second operand 3 states and 1309 transitions.
[2023-11-19 07:45:59,554 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 105 places, 106 transitions, 341 flow
[2023-11-19 07:45:59,555 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 105 places, 106 transitions, 341 flow, removed 0 selfloop flow, removed 0 redundant places.
[2023-11-19 07:45:59,558 INFO L231 Difference]: Finished difference. Result has 105 places, 106 transitions, 227 flow
[2023-11-19 07:45:59,559 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=904, PETRI_DIFFERENCE_MINUEND_FLOW=225, PETRI_DIFFERENCE_MINUEND_PLACES=103, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=106, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=105, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=227, PETRI_PLACES=105, PETRI_TRANSITIONS=106}
[2023-11-19 07:45:59,560 INFO L281 CegarLoopForPetriNet]: 146 programPoint places, -41 predicate places.
[2023-11-19 07:45:59,560 INFO L495 AbstractCegarLoop]: Abstraction has has 105 places, 106 transitions, 227 flow
[2023-11-19 07:45:59,562 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 417.3333333333333) internal successors, (1252), 3 states have internal predecessors, (1252), 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)
[2023-11-19 07:45:59,562 INFO L200 CegarLoopForPetriNet]: Found error trace
[2023-11-19 07:45:59,562 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:45:59,562 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2023-11-19 07:45:59,567 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread1Err4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 100 more)] ===
[2023-11-19 07:45:59,567 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:45:59,568 INFO L85 PathProgramCache]: Analyzing trace with hash 1585225708, now seen corresponding path program 1 times
[2023-11-19 07:45:59,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:45:59,568 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574220793]
[2023-11-19 07:45:59,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:45:59,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:45:59,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:45:59,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 07:45:59,727 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 07:45:59,727 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [574220793]
[2023-11-19 07:45:59,727 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [574220793] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 07:45:59,728 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 07:45:59,728 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-19 07:45:59,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584074600]
[2023-11-19 07:45:59,728 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 07:45:59,729 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-19 07:45:59,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 07:45:59,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-19 07:45:59,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-19 07:45:59,759 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 438 out of 904
[2023-11-19 07:45:59,761 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 105 places, 106 transitions, 227 flow. Second operand has 3 states, 3 states have (on average 440.0) internal successors, (1320), 3 states have internal predecessors, (1320), 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)
[2023-11-19 07:45:59,761 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2023-11-19 07:45:59,762 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 438 of 904
[2023-11-19 07:45:59,762 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2023-11-19 07:46:00,506 INFO L124 PetriNetUnfolderBase]: 2248/5348 cut-off events.
[2023-11-19 07:46:00,506 INFO L125 PetriNetUnfolderBase]: For 35/35 co-relation queries the response was YES.
[2023-11-19 07:46:00,521 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9144 conditions, 5348 events. 2248/5348 cut-off events. For 35/35 co-relation queries the response was YES. Maximal size of possible extension queue 157. Compared 41214 event pairs, 982 based on Foata normal form. 0/4808 useless extension candidates. Maximal degree in co-relation 9139. Up to 1887 conditions per place.
[2023-11-19 07:46:00,554 INFO L140 encePairwiseOnDemand]: 901/904 looper letters, 108 selfloop transitions, 2 changer transitions 0/158 dead transitions.
[2023-11-19 07:46:00,554 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 107 places, 158 transitions, 553 flow
[2023-11-19 07:46:00,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-19 07:46:00,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2023-11-19 07:46:00,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1425 transitions.
[2023-11-19 07:46:00,560 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5254424778761062
[2023-11-19 07:46:00,560 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1425 transitions.
[2023-11-19 07:46:00,561 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1425 transitions.
[2023-11-19 07:46:00,562 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-19 07:46:00,562 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1425 transitions.
[2023-11-19 07:46:00,567 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 475.0) internal successors, (1425), 3 states have internal predecessors, (1425), 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)
[2023-11-19 07:46:00,575 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 904.0) internal successors, (3616), 4 states have internal predecessors, (3616), 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)
[2023-11-19 07:46:00,578 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 904.0) internal successors, (3616), 4 states have internal predecessors, (3616), 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)
[2023-11-19 07:46:00,579 INFO L175 Difference]: Start difference. First operand has 105 places, 106 transitions, 227 flow. Second operand 3 states and 1425 transitions.
[2023-11-19 07:46:00,579 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 107 places, 158 transitions, 553 flow
[2023-11-19 07:46:00,581 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 106 places, 158 transitions, 552 flow, removed 0 selfloop flow, removed 1 redundant places.
[2023-11-19 07:46:00,584 INFO L231 Difference]: Finished difference. Result has 107 places, 107 transitions, 238 flow
[2023-11-19 07:46:00,584 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=904, PETRI_DIFFERENCE_MINUEND_FLOW=226, PETRI_DIFFERENCE_MINUEND_PLACES=104, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=106, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=104, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=238, PETRI_PLACES=107, PETRI_TRANSITIONS=107}
[2023-11-19 07:46:00,585 INFO L281 CegarLoopForPetriNet]: 146 programPoint places, -39 predicate places.
[2023-11-19 07:46:00,586 INFO L495 AbstractCegarLoop]: Abstraction has has 107 places, 107 transitions, 238 flow
[2023-11-19 07:46:00,587 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 440.0) internal successors, (1320), 3 states have internal predecessors, (1320), 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)
[2023-11-19 07:46:00,587 INFO L200 CegarLoopForPetriNet]: Found error trace
[2023-11-19 07:46:00,587 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:46:00,588 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2023-11-19 07:46:00,588 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thread1Err4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 100 more)] ===
[2023-11-19 07:46:00,588 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:46:00,588 INFO L85 PathProgramCache]: Analyzing trace with hash -1351605673, now seen corresponding path program 1 times
[2023-11-19 07:46:00,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:46:00,589 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144997812]
[2023-11-19 07:46:00,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:46:00,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:46:00,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:46:00,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 07:46:00,630 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 07:46:00,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1144997812]
[2023-11-19 07:46:00,631 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1144997812] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 07:46:00,631 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 07:46:00,631 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-19 07:46:00,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857861021]
[2023-11-19 07:46:00,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 07:46:00,632 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-19 07:46:00,632 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 07:46:00,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-19 07:46:00,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-19 07:46:00,656 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 421 out of 904
[2023-11-19 07:46:00,658 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 107 places, 107 transitions, 238 flow. Second operand has 3 states, 3 states have (on average 424.0) internal successors, (1272), 3 states have internal predecessors, (1272), 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)
[2023-11-19 07:46:00,659 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2023-11-19 07:46:00,659 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 421 of 904
[2023-11-19 07:46:00,659 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2023-11-19 07:46:01,520 INFO L124 PetriNetUnfolderBase]: 2632/5879 cut-off events.
[2023-11-19 07:46:01,520 INFO L125 PetriNetUnfolderBase]: For 293/293 co-relation queries the response was YES.
[2023-11-19 07:46:01,538 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10570 conditions, 5879 events. 2632/5879 cut-off events. For 293/293 co-relation queries the response was YES. Maximal size of possible extension queue 165. Compared 43964 event pairs, 747 based on Foata normal form. 0/5327 useless extension candidates. Maximal degree in co-relation 10564. Up to 3779 conditions per place.
[2023-11-19 07:46:01,565 INFO L140 encePairwiseOnDemand]: 894/904 looper letters, 85 selfloop transitions, 4 changer transitions 0/130 dead transitions.
[2023-11-19 07:46:01,565 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 103 places, 130 transitions, 464 flow
[2023-11-19 07:46:01,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-19 07:46:01,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2023-11-19 07:46:01,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1357 transitions.
[2023-11-19 07:46:01,571 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5003687315634219
[2023-11-19 07:46:01,572 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1357 transitions.
[2023-11-19 07:46:01,572 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1357 transitions.
[2023-11-19 07:46:01,573 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-19 07:46:01,573 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1357 transitions.
[2023-11-19 07:46:01,578 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 452.3333333333333) internal successors, (1357), 3 states have internal predecessors, (1357), 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)
[2023-11-19 07:46:01,585 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 904.0) internal successors, (3616), 4 states have internal predecessors, (3616), 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)
[2023-11-19 07:46:01,588 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 904.0) internal successors, (3616), 4 states have internal predecessors, (3616), 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)
[2023-11-19 07:46:01,588 INFO L175 Difference]: Start difference. First operand has 107 places, 107 transitions, 238 flow. Second operand 3 states and 1357 transitions.
[2023-11-19 07:46:01,589 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 103 places, 130 transitions, 464 flow
[2023-11-19 07:46:01,590 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 102 places, 130 transitions, 462 flow, removed 0 selfloop flow, removed 1 redundant places.
[2023-11-19 07:46:01,593 INFO L231 Difference]: Finished difference. Result has 103 places, 105 transitions, 252 flow
[2023-11-19 07:46:01,593 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=904, PETRI_DIFFERENCE_MINUEND_FLOW=224, PETRI_DIFFERENCE_MINUEND_PLACES=100, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=101, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=97, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=252, PETRI_PLACES=103, PETRI_TRANSITIONS=105}
[2023-11-19 07:46:01,594 INFO L281 CegarLoopForPetriNet]: 146 programPoint places, -43 predicate places.
[2023-11-19 07:46:01,595 INFO L495 AbstractCegarLoop]: Abstraction has has 103 places, 105 transitions, 252 flow
[2023-11-19 07:46:01,596 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 424.0) internal successors, (1272), 3 states have internal predecessors, (1272), 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)
[2023-11-19 07:46:01,596 INFO L200 CegarLoopForPetriNet]: Found error trace
[2023-11-19 07:46:01,596 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:46:01,597 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2023-11-19 07:46:01,597 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 100 more)] ===
[2023-11-19 07:46:01,597 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:46:01,598 INFO L85 PathProgramCache]: Analyzing trace with hash -1554516952, now seen corresponding path program 1 times
[2023-11-19 07:46:01,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:46:01,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1809106897]
[2023-11-19 07:46:01,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:46:01,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:46:01,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:46:01,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 07:46:01,675 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 07:46:01,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1809106897]
[2023-11-19 07:46:01,676 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1809106897] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 07:46:01,676 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 07:46:01,676 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-19 07:46:01,676 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84847856]
[2023-11-19 07:46:01,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 07:46:01,677 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-19 07:46:01,677 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 07:46:01,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-19 07:46:01,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-19 07:46:01,718 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 432 out of 904
[2023-11-19 07:46:01,720 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 103 places, 105 transitions, 252 flow. Second operand has 3 states, 3 states have (on average 434.0) internal successors, (1302), 3 states have internal predecessors, (1302), 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)
[2023-11-19 07:46:01,720 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2023-11-19 07:46:01,720 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 432 of 904
[2023-11-19 07:46:01,721 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2023-11-19 07:46:02,569 INFO L124 PetriNetUnfolderBase]: 2627/5905 cut-off events.
[2023-11-19 07:46:02,569 INFO L125 PetriNetUnfolderBase]: For 445/445 co-relation queries the response was YES.
[2023-11-19 07:46:02,588 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10936 conditions, 5905 events. 2627/5905 cut-off events. For 445/445 co-relation queries the response was YES. Maximal size of possible extension queue 162. Compared 43886 event pairs, 2137 based on Foata normal form. 0/5327 useless extension candidates. Maximal degree in co-relation 10930. Up to 4315 conditions per place.
[2023-11-19 07:46:02,612 INFO L140 encePairwiseOnDemand]: 901/904 looper letters, 62 selfloop transitions, 2 changer transitions 0/106 dead transitions.
[2023-11-19 07:46:02,612 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 105 places, 106 transitions, 382 flow
[2023-11-19 07:46:02,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-19 07:46:02,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2023-11-19 07:46:02,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1356 transitions.
[2023-11-19 07:46:02,618 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5
[2023-11-19 07:46:02,618 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1356 transitions.
[2023-11-19 07:46:02,618 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1356 transitions.
[2023-11-19 07:46:02,619 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-19 07:46:02,620 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1356 transitions.
[2023-11-19 07:46:02,624 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 452.0) internal successors, (1356), 3 states have internal predecessors, (1356), 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)
[2023-11-19 07:46:02,631 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 904.0) internal successors, (3616), 4 states have internal predecessors, (3616), 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)
[2023-11-19 07:46:02,634 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 904.0) internal successors, (3616), 4 states have internal predecessors, (3616), 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)
[2023-11-19 07:46:02,634 INFO L175 Difference]: Start difference. First operand has 103 places, 105 transitions, 252 flow. Second operand 3 states and 1356 transitions.
[2023-11-19 07:46:02,634 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 105 places, 106 transitions, 382 flow
[2023-11-19 07:46:02,636 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 105 places, 106 transitions, 382 flow, removed 0 selfloop flow, removed 0 redundant places.
[2023-11-19 07:46:02,638 INFO L231 Difference]: Finished difference. Result has 106 places, 106 transitions, 264 flow
[2023-11-19 07:46:02,639 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=904, PETRI_DIFFERENCE_MINUEND_FLOW=252, PETRI_DIFFERENCE_MINUEND_PLACES=103, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=105, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=103, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=264, PETRI_PLACES=106, PETRI_TRANSITIONS=106}
[2023-11-19 07:46:02,639 INFO L281 CegarLoopForPetriNet]: 146 programPoint places, -40 predicate places.
[2023-11-19 07:46:02,640 INFO L495 AbstractCegarLoop]: Abstraction has has 106 places, 106 transitions, 264 flow
[2023-11-19 07:46:02,641 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 434.0) internal successors, (1302), 3 states have internal predecessors, (1302), 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)
[2023-11-19 07:46:02,641 INFO L200 CegarLoopForPetriNet]: Found error trace
[2023-11-19 07:46:02,641 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:46:02,641 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2023-11-19 07:46:02,641 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 100 more)] ===
[2023-11-19 07:46:02,642 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:46:02,642 INFO L85 PathProgramCache]: Analyzing trace with hash -1393583370, now seen corresponding path program 1 times
[2023-11-19 07:46:02,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:46:02,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010996486]
[2023-11-19 07:46:02,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:46:02,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:46:02,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:46:03,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-11-19 07:46:03,032 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 07:46:03,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1010996486]
[2023-11-19 07:46:03,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1010996486] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 07:46:03,033 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 07:46:03,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2023-11-19 07:46:03,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [937038510]
[2023-11-19 07:46:03,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 07:46:03,033 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2023-11-19 07:46:03,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 07:46:03,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2023-11-19 07:46:03,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30
[2023-11-19 07:46:03,507 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 426 out of 904
[2023-11-19 07:46:03,510 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 106 places, 106 transitions, 264 flow. Second operand has 6 states, 6 states have (on average 427.8333333333333) internal successors, (2567), 6 states have internal predecessors, (2567), 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)
[2023-11-19 07:46:03,510 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2023-11-19 07:46:03,510 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 426 of 904
[2023-11-19 07:46:03,510 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2023-11-19 07:46:05,714 INFO L124 PetriNetUnfolderBase]: 8907/14884 cut-off events.
[2023-11-19 07:46:05,714 INFO L125 PetriNetUnfolderBase]: For 1512/1512 co-relation queries the response was YES.
[2023-11-19 07:46:05,763 INFO L83 FinitePrefix]: Finished finitePrefix Result has 30421 conditions, 14884 events. 8907/14884 cut-off events. For 1512/1512 co-relation queries the response was YES. Maximal size of possible extension queue 368. Compared 104573 event pairs, 628 based on Foata normal form. 0/13500 useless extension candidates. Maximal degree in co-relation 30413. Up to 5004 conditions per place.
[2023-11-19 07:46:05,836 INFO L140 encePairwiseOnDemand]: 899/904 looper letters, 280 selfloop transitions, 4 changer transitions 0/321 dead transitions.
[2023-11-19 07:46:05,836 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 110 places, 321 transitions, 1366 flow
[2023-11-19 07:46:05,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2023-11-19 07:46:05,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states.
[2023-11-19 07:46:05,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2815 transitions.
[2023-11-19 07:46:05,847 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5189896755162242
[2023-11-19 07:46:05,848 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2815 transitions.
[2023-11-19 07:46:05,848 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2815 transitions.
[2023-11-19 07:46:05,850 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-19 07:46:05,850 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2815 transitions.
[2023-11-19 07:46:05,858 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 469.1666666666667) internal successors, (2815), 6 states have internal predecessors, (2815), 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)
[2023-11-19 07:46:05,869 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 904.0) internal successors, (6328), 7 states have internal predecessors, (6328), 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)
[2023-11-19 07:46:05,872 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 904.0) internal successors, (6328), 7 states have internal predecessors, (6328), 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)
[2023-11-19 07:46:05,873 INFO L175 Difference]: Start difference. First operand has 106 places, 106 transitions, 264 flow. Second operand 6 states and 2815 transitions.
[2023-11-19 07:46:05,873 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 110 places, 321 transitions, 1366 flow
[2023-11-19 07:46:05,877 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 109 places, 321 transitions, 1362 flow, removed 1 selfloop flow, removed 1 redundant places.
[2023-11-19 07:46:05,882 INFO L231 Difference]: Finished difference. Result has 109 places, 105 transitions, 266 flow
[2023-11-19 07:46:05,883 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=904, PETRI_DIFFERENCE_MINUEND_FLOW=258, PETRI_DIFFERENCE_MINUEND_PLACES=104, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=105, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=101, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=266, PETRI_PLACES=109, PETRI_TRANSITIONS=105}
[2023-11-19 07:46:05,883 INFO L281 CegarLoopForPetriNet]: 146 programPoint places, -37 predicate places.
[2023-11-19 07:46:05,884 INFO L495 AbstractCegarLoop]: Abstraction has has 109 places, 105 transitions, 266 flow
[2023-11-19 07:46:05,885 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 427.8333333333333) internal successors, (2567), 6 states have internal predecessors, (2567), 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)
[2023-11-19 07:46:05,885 INFO L200 CegarLoopForPetriNet]: Found error trace
[2023-11-19 07:46:05,886 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:46:05,886 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2023-11-19 07:46:05,886 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thread1Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 100 more)] ===
[2023-11-19 07:46:05,886 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:46:05,887 INFO L85 PathProgramCache]: Analyzing trace with hash 1909205753, now seen corresponding path program 1 times
[2023-11-19 07:46:05,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:46:05,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1287548175]
[2023-11-19 07:46:05,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:46:05,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:46:05,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:46:06,293 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-11-19 07:46:06,293 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 07:46:06,293 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1287548175]
[2023-11-19 07:46:06,293 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1287548175] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 07:46:06,294 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 07:46:06,294 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2023-11-19 07:46:06,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882724033]
[2023-11-19 07:46:06,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 07:46:06,295 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2023-11-19 07:46:06,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 07:46:06,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2023-11-19 07:46:06,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30
[2023-11-19 07:46:06,837 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 426 out of 904
[2023-11-19 07:46:06,840 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 109 places, 105 transitions, 266 flow. Second operand has 6 states, 6 states have (on average 428.6666666666667) internal successors, (2572), 6 states have internal predecessors, (2572), 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)
[2023-11-19 07:46:06,840 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2023-11-19 07:46:06,840 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 426 of 904
[2023-11-19 07:46:06,840 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2023-11-19 07:46:08,269 INFO L124 PetriNetUnfolderBase]: 3550/6943 cut-off events.
[2023-11-19 07:46:08,269 INFO L125 PetriNetUnfolderBase]: For 1371/1371 co-relation queries the response was YES.
[2023-11-19 07:46:08,301 INFO L83 FinitePrefix]: Finished finitePrefix Result has 14586 conditions, 6943 events. 3550/6943 cut-off events. For 1371/1371 co-relation queries the response was YES. Maximal size of possible extension queue 171. Compared 47504 event pairs, 2139 based on Foata normal form. 144/6536 useless extension candidates. Maximal degree in co-relation 14578. Up to 4316 conditions per place.
[2023-11-19 07:46:08,336 INFO L140 encePairwiseOnDemand]: 898/904 looper letters, 230 selfloop transitions, 6 changer transitions 0/272 dead transitions.
[2023-11-19 07:46:08,336 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 113 places, 272 transitions, 1108 flow
[2023-11-19 07:46:08,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2023-11-19 07:46:08,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states.
[2023-11-19 07:46:08,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2787 transitions.
[2023-11-19 07:46:08,349 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5138274336283186
[2023-11-19 07:46:08,349 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2787 transitions.
[2023-11-19 07:46:08,349 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2787 transitions.
[2023-11-19 07:46:08,352 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-19 07:46:08,352 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2787 transitions.
[2023-11-19 07:46:08,361 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 464.5) internal successors, (2787), 6 states have internal predecessors, (2787), 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)
[2023-11-19 07:46:08,373 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 904.0) internal successors, (6328), 7 states have internal predecessors, (6328), 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)
[2023-11-19 07:46:08,375 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 904.0) internal successors, (6328), 7 states have internal predecessors, (6328), 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)
[2023-11-19 07:46:08,375 INFO L175 Difference]: Start difference. First operand has 109 places, 105 transitions, 266 flow. Second operand 6 states and 2787 transitions.
[2023-11-19 07:46:08,376 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 113 places, 272 transitions, 1108 flow
[2023-11-19 07:46:08,382 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 109 places, 272 transitions, 1093 flow, removed 0 selfloop flow, removed 4 redundant places.
[2023-11-19 07:46:08,386 INFO L231 Difference]: Finished difference. Result has 109 places, 104 transitions, 269 flow
[2023-11-19 07:46:08,387 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=904, PETRI_DIFFERENCE_MINUEND_FLOW=257, PETRI_DIFFERENCE_MINUEND_PLACES=104, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=104, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=98, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=269, PETRI_PLACES=109, PETRI_TRANSITIONS=104}
[2023-11-19 07:46:08,390 INFO L281 CegarLoopForPetriNet]: 146 programPoint places, -37 predicate places.
[2023-11-19 07:46:08,390 INFO L495 AbstractCegarLoop]: Abstraction has has 109 places, 104 transitions, 269 flow
[2023-11-19 07:46:08,391 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 428.6666666666667) internal successors, (2572), 6 states have internal predecessors, (2572), 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)
[2023-11-19 07:46:08,391 INFO L200 CegarLoopForPetriNet]: Found error trace
[2023-11-19 07:46:08,392 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:46:08,392 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2023-11-19 07:46:08,392 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thread2Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 100 more)] ===
[2023-11-19 07:46:08,393 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:46:08,393 INFO L85 PathProgramCache]: Analyzing trace with hash -290461372, now seen corresponding path program 1 times
[2023-11-19 07:46:08,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:46:08,393 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017432434]
[2023-11-19 07:46:08,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:46:08,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:46:08,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:46:08,845 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-11-19 07:46:08,845 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 07:46:08,845 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1017432434]
[2023-11-19 07:46:08,846 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1017432434] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 07:46:08,846 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 07:46:08,846 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2023-11-19 07:46:08,846 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1678823219]
[2023-11-19 07:46:08,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 07:46:08,847 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2023-11-19 07:46:08,848 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 07:46:08,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2023-11-19 07:46:08,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30
[2023-11-19 07:46:09,408 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 398 out of 904
[2023-11-19 07:46:09,411 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 109 places, 104 transitions, 269 flow. Second operand has 6 states, 6 states have (on average 400.8333333333333) internal successors, (2405), 6 states have internal predecessors, (2405), 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)
[2023-11-19 07:46:09,411 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2023-11-19 07:46:09,411 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 398 of 904
[2023-11-19 07:46:09,411 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2023-11-19 07:46:10,427 INFO L124 PetriNetUnfolderBase]: 3512/6527 cut-off events.
[2023-11-19 07:46:10,428 INFO L125 PetriNetUnfolderBase]: For 813/813 co-relation queries the response was YES.
[2023-11-19 07:46:10,455 INFO L83 FinitePrefix]: Finished finitePrefix Result has 13713 conditions, 6527 events. 3512/6527 cut-off events. For 813/813 co-relation queries the response was YES. Maximal size of possible extension queue 169. Compared 41746 event pairs, 1872 based on Foata normal form. 0/5945 useless extension candidates. Maximal degree in co-relation 13705. Up to 3811 conditions per place.
[2023-11-19 07:46:10,481 INFO L140 encePairwiseOnDemand]: 874/904 looper letters, 110 selfloop transitions, 25 changer transitions 0/155 dead transitions.
[2023-11-19 07:46:10,482 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 109 places, 155 transitions, 693 flow
[2023-11-19 07:46:10,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2023-11-19 07:46:10,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states.
[2023-11-19 07:46:10,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2518 transitions.
[2023-11-19 07:46:10,492 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4642330383480826
[2023-11-19 07:46:10,492 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2518 transitions.
[2023-11-19 07:46:10,492 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2518 transitions.
[2023-11-19 07:46:10,494 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-19 07:46:10,494 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2518 transitions.
[2023-11-19 07:46:10,501 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 419.6666666666667) internal successors, (2518), 6 states have internal predecessors, (2518), 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)
[2023-11-19 07:46:10,511 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 904.0) internal successors, (6328), 7 states have internal predecessors, (6328), 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)
[2023-11-19 07:46:10,513 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 904.0) internal successors, (6328), 7 states have internal predecessors, (6328), 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)
[2023-11-19 07:46:10,513 INFO L175 Difference]: Start difference. First operand has 109 places, 104 transitions, 269 flow. Second operand 6 states and 2518 transitions.
[2023-11-19 07:46:10,514 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 109 places, 155 transitions, 693 flow
[2023-11-19 07:46:10,518 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 104 places, 155 transitions, 665 flow, removed 0 selfloop flow, removed 5 redundant places.
[2023-11-19 07:46:10,521 INFO L231 Difference]: Finished difference. Result has 104 places, 99 transitions, 297 flow
[2023-11-19 07:46:10,521 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=904, PETRI_DIFFERENCE_MINUEND_FLOW=247, PETRI_DIFFERENCE_MINUEND_PLACES=99, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=99, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=25, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=74, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=297, PETRI_PLACES=104, PETRI_TRANSITIONS=99}
[2023-11-19 07:46:10,522 INFO L281 CegarLoopForPetriNet]: 146 programPoint places, -42 predicate places.
[2023-11-19 07:46:10,522 INFO L495 AbstractCegarLoop]: Abstraction has has 104 places, 99 transitions, 297 flow
[2023-11-19 07:46:10,523 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 400.8333333333333) internal successors, (2405), 6 states have internal predecessors, (2405), 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)
[2023-11-19 07:46:10,523 INFO L200 CegarLoopForPetriNet]: Found error trace
[2023-11-19 07:46:10,523 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:46:10,524 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8
[2023-11-19 07:46:10,524 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 100 more)] ===
[2023-11-19 07:46:10,524 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:46:10,524 INFO L85 PathProgramCache]: Analyzing trace with hash -755587851, now seen corresponding path program 1 times
[2023-11-19 07:46:10,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:46:10,527 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469631554]
[2023-11-19 07:46:10,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:46:10,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:46:10,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:46:10,924 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-11-19 07:46:10,924 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 07:46:10,927 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1469631554]
[2023-11-19 07:46:10,927 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1469631554] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 07:46:10,927 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 07:46:10,927 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2023-11-19 07:46:10,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251596813]
[2023-11-19 07:46:10,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 07:46:10,928 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2023-11-19 07:46:10,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 07:46:10,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2023-11-19 07:46:10,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30
[2023-11-19 07:46:11,435 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 426 out of 904
[2023-11-19 07:46:11,438 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 104 places, 99 transitions, 297 flow. Second operand has 6 states, 6 states have (on average 428.5) internal successors, (2571), 6 states have internal predecessors, (2571), 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)
[2023-11-19 07:46:11,438 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2023-11-19 07:46:11,439 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 426 of 904
[2023-11-19 07:46:11,439 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2023-11-19 07:46:12,580 INFO L124 PetriNetUnfolderBase]: 3007/6107 cut-off events.
[2023-11-19 07:46:12,581 INFO L125 PetriNetUnfolderBase]: For 578/578 co-relation queries the response was YES.
[2023-11-19 07:46:12,603 INFO L83 FinitePrefix]: Finished finitePrefix Result has 12987 conditions, 6107 events. 3007/6107 cut-off events. For 578/578 co-relation queries the response was YES. Maximal size of possible extension queue 153. Compared 42303 event pairs, 2056 based on Foata normal form. 0/5554 useless extension candidates. Maximal degree in co-relation 12979. Up to 4138 conditions per place.
[2023-11-19 07:46:12,608 INFO L140 encePairwiseOnDemand]: 899/904 looper letters, 0 selfloop transitions, 0 changer transitions 266/266 dead transitions.
[2023-11-19 07:46:12,609 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 108 places, 266 transitions, 1243 flow
[2023-11-19 07:46:12,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2023-11-19 07:46:12,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states.
[2023-11-19 07:46:12,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2775 transitions.
[2023-11-19 07:46:12,619 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5116150442477876
[2023-11-19 07:46:12,620 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2775 transitions.
[2023-11-19 07:46:12,620 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2775 transitions.
[2023-11-19 07:46:12,622 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-19 07:46:12,622 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2775 transitions.
[2023-11-19 07:46:12,629 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 462.5) internal successors, (2775), 6 states have internal predecessors, (2775), 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)
[2023-11-19 07:46:12,639 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 904.0) internal successors, (6328), 7 states have internal predecessors, (6328), 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)
[2023-11-19 07:46:12,641 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 904.0) internal successors, (6328), 7 states have internal predecessors, (6328), 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)
[2023-11-19 07:46:12,641 INFO L175 Difference]: Start difference. First operand has 104 places, 99 transitions, 297 flow. Second operand 6 states and 2775 transitions.
[2023-11-19 07:46:12,642 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 108 places, 266 transitions, 1243 flow
[2023-11-19 07:46:12,657 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 103 places, 266 transitions, 1113 flow, removed 0 selfloop flow, removed 5 redundant places.
[2023-11-19 07:46:12,659 INFO L231 Difference]: Finished difference. Result has 103 places, 0 transitions, 0 flow
[2023-11-19 07:46:12,659 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=904, PETRI_DIFFERENCE_MINUEND_FLOW=245, PETRI_DIFFERENCE_MINUEND_PLACES=98, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=98, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=98, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=0, PETRI_PLACES=103, PETRI_TRANSITIONS=0}
[2023-11-19 07:46:12,660 INFO L281 CegarLoopForPetriNet]: 146 programPoint places, -43 predicate places.
[2023-11-19 07:46:12,660 INFO L495 AbstractCegarLoop]: Abstraction has has 103 places, 0 transitions, 0 flow
[2023-11-19 07:46:12,661 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 428.5) internal successors, (2571), 6 states have internal predecessors, (2571), 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)
[2023-11-19 07:46:12,664 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (103 of 104 remaining)
[2023-11-19 07:46:12,664 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (102 of 104 remaining)
[2023-11-19 07:46:12,665 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (101 of 104 remaining)
[2023-11-19 07:46:12,665 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (100 of 104 remaining)
[2023-11-19 07:46:12,665 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (99 of 104 remaining)
[2023-11-19 07:46:12,665 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (98 of 104 remaining)
[2023-11-19 07:46:12,665 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (97 of 104 remaining)
[2023-11-19 07:46:12,666 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (96 of 104 remaining)
[2023-11-19 07:46:12,666 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (95 of 104 remaining)
[2023-11-19 07:46:12,666 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (94 of 104 remaining)
[2023-11-19 07:46:12,666 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (93 of 104 remaining)
[2023-11-19 07:46:12,666 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (92 of 104 remaining)
[2023-11-19 07:46:12,666 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err30ASSERT_VIOLATIONDATA_RACE (91 of 104 remaining)
[2023-11-19 07:46:12,667 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (90 of 104 remaining)
[2023-11-19 07:46:12,667 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err31ASSERT_VIOLATIONDATA_RACE (89 of 104 remaining)
[2023-11-19 07:46:12,667 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err24ASSERT_VIOLATIONDATA_RACE (88 of 104 remaining)
[2023-11-19 07:46:12,667 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (87 of 104 remaining)
[2023-11-19 07:46:12,667 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err25ASSERT_VIOLATIONDATA_RACE (86 of 104 remaining)
[2023-11-19 07:46:12,668 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err32ASSERT_VIOLATIONDATA_RACE (85 of 104 remaining)
[2023-11-19 07:46:12,668 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err33ASSERT_VIOLATIONDATA_RACE (84 of 104 remaining)
[2023-11-19 07:46:12,668 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (83 of 104 remaining)
[2023-11-19 07:46:12,668 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err26ASSERT_VIOLATIONDATA_RACE (82 of 104 remaining)
[2023-11-19 07:46:12,668 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (81 of 104 remaining)
[2023-11-19 07:46:12,668 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err27ASSERT_VIOLATIONDATA_RACE (80 of 104 remaining)
[2023-11-19 07:46:12,669 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err34ASSERT_VIOLATIONDATA_RACE (79 of 104 remaining)
[2023-11-19 07:46:12,669 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err35ASSERT_VIOLATIONDATA_RACE (78 of 104 remaining)
[2023-11-19 07:46:12,669 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (77 of 104 remaining)
[2023-11-19 07:46:12,669 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err28ASSERT_VIOLATIONDATA_RACE (76 of 104 remaining)
[2023-11-19 07:46:12,669 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (75 of 104 remaining)
[2023-11-19 07:46:12,669 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err36ASSERT_VIOLATIONDATA_RACE (74 of 104 remaining)
[2023-11-19 07:46:12,670 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err29ASSERT_VIOLATIONDATA_RACE (73 of 104 remaining)
[2023-11-19 07:46:12,670 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err37ASSERT_VIOLATIONDATA_RACE (72 of 104 remaining)
[2023-11-19 07:46:12,670 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (71 of 104 remaining)
[2023-11-19 07:46:12,670 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (70 of 104 remaining)
[2023-11-19 07:46:12,670 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (69 of 104 remaining)
[2023-11-19 07:46:12,670 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (68 of 104 remaining)
[2023-11-19 07:46:12,671 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (67 of 104 remaining)
[2023-11-19 07:46:12,671 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (66 of 104 remaining)
[2023-11-19 07:46:12,671 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (65 of 104 remaining)
[2023-11-19 07:46:12,671 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (64 of 104 remaining)
[2023-11-19 07:46:12,671 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (63 of 104 remaining)
[2023-11-19 07:46:12,672 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (62 of 104 remaining)
[2023-11-19 07:46:12,672 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (61 of 104 remaining)
[2023-11-19 07:46:12,672 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (60 of 104 remaining)
[2023-11-19 07:46:12,672 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (59 of 104 remaining)
[2023-11-19 07:46:12,672 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (58 of 104 remaining)
[2023-11-19 07:46:12,672 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (57 of 104 remaining)
[2023-11-19 07:46:12,673 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (56 of 104 remaining)
[2023-11-19 07:46:12,673 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (55 of 104 remaining)
[2023-11-19 07:46:12,673 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (54 of 104 remaining)
[2023-11-19 07:46:12,673 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (53 of 104 remaining)
[2023-11-19 07:46:12,673 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (52 of 104 remaining)
[2023-11-19 07:46:12,674 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (51 of 104 remaining)
[2023-11-19 07:46:12,674 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (50 of 104 remaining)
[2023-11-19 07:46:12,674 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (49 of 104 remaining)
[2023-11-19 07:46:12,674 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (48 of 104 remaining)
[2023-11-19 07:46:12,674 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (47 of 104 remaining)
[2023-11-19 07:46:12,674 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (46 of 104 remaining)
[2023-11-19 07:46:12,675 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (45 of 104 remaining)
[2023-11-19 07:46:12,675 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (44 of 104 remaining)
[2023-11-19 07:46:12,675 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (43 of 104 remaining)
[2023-11-19 07:46:12,675 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (42 of 104 remaining)
[2023-11-19 07:46:12,675 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (41 of 104 remaining)
[2023-11-19 07:46:12,675 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (40 of 104 remaining)
[2023-11-19 07:46:12,676 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (39 of 104 remaining)
[2023-11-19 07:46:12,676 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (38 of 104 remaining)
[2023-11-19 07:46:12,676 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (37 of 104 remaining)
[2023-11-19 07:46:12,676 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (36 of 104 remaining)
[2023-11-19 07:46:12,676 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (35 of 104 remaining)
[2023-11-19 07:46:12,676 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (34 of 104 remaining)
[2023-11-19 07:46:12,677 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err30ASSERT_VIOLATIONDATA_RACE (33 of 104 remaining)
[2023-11-19 07:46:12,677 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (32 of 104 remaining)
[2023-11-19 07:46:12,677 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err31ASSERT_VIOLATIONDATA_RACE (31 of 104 remaining)
[2023-11-19 07:46:12,677 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err24ASSERT_VIOLATIONDATA_RACE (30 of 104 remaining)
[2023-11-19 07:46:12,677 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (29 of 104 remaining)
[2023-11-19 07:46:12,677 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err25ASSERT_VIOLATIONDATA_RACE (28 of 104 remaining)
[2023-11-19 07:46:12,678 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err32ASSERT_VIOLATIONDATA_RACE (27 of 104 remaining)
[2023-11-19 07:46:12,678 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err33ASSERT_VIOLATIONDATA_RACE (26 of 104 remaining)
[2023-11-19 07:46:12,678 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (25 of 104 remaining)
[2023-11-19 07:46:12,678 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err26ASSERT_VIOLATIONDATA_RACE (24 of 104 remaining)
[2023-11-19 07:46:12,678 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (23 of 104 remaining)
[2023-11-19 07:46:12,679 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err27ASSERT_VIOLATIONDATA_RACE (22 of 104 remaining)
[2023-11-19 07:46:12,679 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err34ASSERT_VIOLATIONDATA_RACE (21 of 104 remaining)
[2023-11-19 07:46:12,679 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err35ASSERT_VIOLATIONDATA_RACE (20 of 104 remaining)
[2023-11-19 07:46:12,679 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (19 of 104 remaining)
[2023-11-19 07:46:12,679 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err28ASSERT_VIOLATIONDATA_RACE (18 of 104 remaining)
[2023-11-19 07:46:12,679 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (17 of 104 remaining)
[2023-11-19 07:46:12,680 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err36ASSERT_VIOLATIONDATA_RACE (16 of 104 remaining)
[2023-11-19 07:46:12,680 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err29ASSERT_VIOLATIONDATA_RACE (15 of 104 remaining)
[2023-11-19 07:46:12,680 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err37ASSERT_VIOLATIONDATA_RACE (14 of 104 remaining)
[2023-11-19 07:46:12,680 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (13 of 104 remaining)
[2023-11-19 07:46:12,680 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (12 of 104 remaining)
[2023-11-19 07:46:12,680 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (11 of 104 remaining)
[2023-11-19 07:46:12,681 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (10 of 104 remaining)
[2023-11-19 07:46:12,681 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (9 of 104 remaining)
[2023-11-19 07:46:12,681 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (8 of 104 remaining)
[2023-11-19 07:46:12,681 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (7 of 104 remaining)
[2023-11-19 07:46:12,681 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (6 of 104 remaining)
[2023-11-19 07:46:12,682 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (5 of 104 remaining)
[2023-11-19 07:46:12,682 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (4 of 104 remaining)
[2023-11-19 07:46:12,682 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (3 of 104 remaining)
[2023-11-19 07:46:12,682 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (2 of 104 remaining)
[2023-11-19 07:46:12,682 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (1 of 104 remaining)
[2023-11-19 07:46:12,682 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (0 of 104 remaining)
[2023-11-19 07:46:12,683 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9
[2023-11-19 07:46:12,683 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:46:12,690 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2023-11-19 07:46:12,690 INFO L178 ceAbstractionStarter]: Computing trace abstraction results
[2023-11-19 07:46:12,694 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:46:12 BasicIcfg
[2023-11-19 07:46:12,695 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2023-11-19 07:46:12,695 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2023-11-19 07:46:12,695 INFO L270 PluginConnector]: Initializing Witness Printer...
[2023-11-19 07:46:12,696 INFO L274 PluginConnector]: Witness Printer initialized
[2023-11-19 07:46:12,696 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:45:46" (3/4) ...
[2023-11-19 07:46:12,698 INFO L137 WitnessPrinter]: Generating witness for correct program
[2023-11-19 07:46:12,702 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1
[2023-11-19 07:46:12,702 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2
[2023-11-19 07:46:12,708 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges
[2023-11-19 07:46:12,709 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges
[2023-11-19 07:46:12,709 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges
[2023-11-19 07:46:12,710 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2023-11-19 07:46:12,812 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d98b5031-b1a3-48e2-ba85-69bc997c5037/bin/uautomizer-verify-uCwYo4JHxu/witness.graphml
[2023-11-19 07:46:12,812 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d98b5031-b1a3-48e2-ba85-69bc997c5037/bin/uautomizer-verify-uCwYo4JHxu/witness.yml
[2023-11-19 07:46:12,813 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2023-11-19 07:46:12,813 INFO L158 Benchmark]: Toolchain (without parser) took 27802.66ms. Allocated memory was 146.8MB in the beginning and 1.0GB in the end (delta: 880.8MB). Free memory was 102.2MB in the beginning and 503.6MB in the end (delta: -401.4MB). Peak memory consumption was 479.8MB. Max. memory is 16.1GB.
[2023-11-19 07:46:12,814 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 98.6MB. Free memory is still 46.3MB. There was no memory consumed. Max. memory is 16.1GB.
[2023-11-19 07:46:12,814 INFO L158 Benchmark]: CACSL2BoogieTranslator took 338.29ms. Allocated memory is still 146.8MB. Free memory was 102.2MB in the beginning and 89.2MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
[2023-11-19 07:46:12,814 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.07ms. Allocated memory is still 146.8MB. Free memory was 88.8MB in the beginning and 85.8MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-11-19 07:46:12,816 INFO L158 Benchmark]: Boogie Preprocessor took 65.54ms. Allocated memory is still 146.8MB. Free memory was 85.8MB in the beginning and 82.9MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2023-11-19 07:46:12,816 INFO L158 Benchmark]: RCFGBuilder took 1214.25ms. Allocated memory is still 146.8MB. Free memory was 82.9MB in the beginning and 106.3MB in the end (delta: -23.5MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB.
[2023-11-19 07:46:12,817 INFO L158 Benchmark]: TraceAbstraction took 25982.95ms. Allocated memory was 146.8MB in the beginning and 1.0GB in the end (delta: 880.8MB). Free memory was 106.2MB in the beginning and 509.9MB in the end (delta: -403.7MB). Peak memory consumption was 592.4MB. Max. memory is 16.1GB.
[2023-11-19 07:46:12,817 INFO L158 Benchmark]: Witness Printer took 117.50ms. Allocated memory is still 1.0GB. Free memory was 509.9MB in the beginning and 503.6MB in the end (delta: 6.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2023-11-19 07:46:12,819 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.29ms. Allocated memory is still 98.6MB. Free memory is still 46.3MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 338.29ms. Allocated memory is still 146.8MB. Free memory was 102.2MB in the beginning and 89.2MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 76.07ms. Allocated memory is still 146.8MB. Free memory was 88.8MB in the beginning and 85.8MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 65.54ms. Allocated memory is still 146.8MB. Free memory was 85.8MB in the beginning and 82.9MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
* RCFGBuilder took 1214.25ms. Allocated memory is still 146.8MB. Free memory was 82.9MB in the beginning and 106.3MB in the end (delta: -23.5MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB.
* TraceAbstraction took 25982.95ms. Allocated memory was 146.8MB in the beginning and 1.0GB in the end (delta: 880.8MB). Free memory was 106.2MB in the beginning and 509.9MB in the end (delta: -403.7MB). Peak memory consumption was 592.4MB. Max. memory is 16.1GB.
* Witness Printer took 117.50ms. Allocated memory is still 1.0GB. Free memory was 509.9MB in the beginning and 503.6MB in the end (delta: 6.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: PetriNetLargeBlockEncoding benchmarks
Lipton Reduction Statistics: ReductionTime: 10.3s, 419 PlacesBefore, 146 PlacesAfterwards, 435 TransitionsBefore, 152 TransitionsAfterwards, 37420 CoEnabledTransitionPairs, 8 FixpointIterations, 118 TrivialSequentialCompositions, 254 ConcurrentSequentialCompositions, 14 TrivialYvCompositions, 50 ConcurrentYvCompositions, 10 ChoiceCompositions, 446 TotalNumberOfCompositions, 141557 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 46357, independent: 44787, independent conditional: 0, independent unconditional: 44787, dependent: 1570, dependent conditional: 0, dependent unconditional: 1570, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 21456, independent: 21149, independent conditional: 0, independent unconditional: 21149, dependent: 307, dependent conditional: 0, dependent unconditional: 307, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 46357, independent: 23638, independent conditional: 0, independent unconditional: 23638, dependent: 1263, dependent conditional: 0, dependent unconditional: 1263, unknown: 21456, unknown conditional: 0, unknown unconditional: 21456] , Statistics on independence cache: Total cache size (in pairs): 1676, Positive cache size: 1524, Positive conditional cache size: 0, Positive unconditional cache size: 1524, Negative cache size: 152, Negative conditional cache size: 0, Negative unconditional cache size: 152, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0
- PositiveResult [Line: 49]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 50]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 50]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 50]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 51]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 51]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 51]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 51]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 59]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 70]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 60]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 71]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 75]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 60]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 76]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 71]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 60]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 71]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 76]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 76]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 61]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 72]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 61]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 72]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 77]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 77]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 61]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 72]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 61]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 77]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 72]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 77]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 63]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 63]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 63]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 64]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 64]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 64]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 64]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 66]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 66]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 66]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 67]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 67]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 67]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 67]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 87]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 88]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 89]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 90]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 110]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 90]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 95]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 96]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 98]: there are no data races
For all program executions holds that there are no data races at this location
- PositiveResult [Line: 98]: there are no data races
For all program executions holds that there are no data races at this location
- StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances
CFG has 5 procedures, 721 locations, 104 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: 25.7s, OverallIterations: 10, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 12.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 10.5s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1721 SdHoareTripleChecker+Valid, 4.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1134 mSDsluCounter, 85 SdHoareTripleChecker+Invalid, 3.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 602 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4028 IncrementalHoareTripleChecker+Invalid, 4630 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 602 mSolverCounterUnsat, 85 mSDtfsCounter, 4028 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 32 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=316occurred in iteration=0, InterpolantAutomatonStates: 41, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 109 NumberOfCodeBlocks, 109 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 511 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 4/4 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
56 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
[2023-11-19 07:46:12,865 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d98b5031-b1a3-48e2-ba85-69bc997c5037/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Result:
TRUE