./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-ext/13_unverif.i --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for data races
Using default analysis
Version d790fecc
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbe75969-9cd4-48cc-b51c-624aa0910dcf/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbe75969-9cd4-48cc-b51c-624aa0910dcf/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbe75969-9cd4-48cc-b51c-624aa0910dcf/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbe75969-9cd4-48cc-b51c-624aa0910dcf/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/13_unverif.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbe75969-9cd4-48cc-b51c-624aa0910dcf/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbe75969-9cd4-48cc-b51c-624aa0910dcf/bin/uautomizer-verify-84ZbGMXZE1 --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 ea403ebfe777a86c8f08ec54b02dc30e546c8fae743fed5fb0e88129df40ac76
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-d790fec
[2024-12-02 07:27:58,853 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-12-02 07:27:58,912 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbe75969-9cd4-48cc-b51c-624aa0910dcf/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-DataRace-32bit-Automizer_Default.epf
[2024-12-02 07:27:58,918 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-12-02 07:27:58,918 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-12-02 07:27:58,939 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-12-02 07:27:58,939 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-12-02 07:27:58,939 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-12-02 07:27:58,940 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-12-02 07:27:58,940 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-12-02 07:27:58,940 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-12-02 07:27:58,940 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-12-02 07:27:58,940 INFO L153 SettingsManager]: * Use SBE=true
[2024-12-02 07:27:58,941 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-12-02 07:27:58,941 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-12-02 07:27:58,941 INFO L153 SettingsManager]: * sizeof long=4
[2024-12-02 07:27:58,941 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-12-02 07:27:58,941 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-12-02 07:27:58,941 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-12-02 07:27:58,941 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-12-02 07:27:58,941 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-12-02 07:27:58,941 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-12-02 07:27:58,941 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true
[2024-12-02 07:27:58,941 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-12-02 07:27:58,941 INFO L153 SettingsManager]: * sizeof long double=12
[2024-12-02 07:27:58,942 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-12-02 07:27:58,942 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-12-02 07:27:58,942 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-12-02 07:27:58,942 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-12-02 07:27:58,942 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 07:27:58,942 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 07:27:58,942 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 07:27:58,942 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-12-02 07:27:58,942 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 07:27:58,942 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 07:27:58,942 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 07:27:58,943 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-12-02 07:27:58,943 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-12-02 07:27:58,943 INFO L153 SettingsManager]: * Compute procedure contracts=false
[2024-12-02 07:27:58,943 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-12-02 07:27:58,943 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-12-02 07:27:58,943 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-12-02 07:27:58,943 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-12-02 07:27:58,943 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-12-02 07:27:58,943 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-12-02 07:27:58,943 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-12-02 07:27:58,943 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC
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_cbe75969-9cd4-48cc-b51c-624aa0910dcf/bin/uautomizer-verify-84ZbGMXZE1
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 -> ea403ebfe777a86c8f08ec54b02dc30e546c8fae743fed5fb0e88129df40ac76
[2024-12-02 07:27:59,183 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-12-02 07:27:59,192 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-12-02 07:27:59,194 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-12-02 07:27:59,195 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-12-02 07:27:59,195 INFO L274 PluginConnector]: CDTParser initialized
[2024-12-02 07:27:59,196 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbe75969-9cd4-48cc-b51c-624aa0910dcf/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/pthread-ext/13_unverif.i
[2024-12-02 07:28:01,846 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbe75969-9cd4-48cc-b51c-624aa0910dcf/bin/uautomizer-verify-84ZbGMXZE1/data/8c0449eaf/caabc8608b644820a26ca8c740d4b8aa/FLAG8b9b927da
[2024-12-02 07:28:02,080 INFO L384 CDTParser]: Found 1 translation units.
[2024-12-02 07:28:02,080 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbe75969-9cd4-48cc-b51c-624aa0910dcf/sv-benchmarks/c/pthread-ext/13_unverif.i
[2024-12-02 07:28:02,093 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbe75969-9cd4-48cc-b51c-624aa0910dcf/bin/uautomizer-verify-84ZbGMXZE1/data/8c0449eaf/caabc8608b644820a26ca8c740d4b8aa/FLAG8b9b927da
[2024-12-02 07:28:02,108 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbe75969-9cd4-48cc-b51c-624aa0910dcf/bin/uautomizer-verify-84ZbGMXZE1/data/8c0449eaf/caabc8608b644820a26ca8c740d4b8aa
[2024-12-02 07:28:02,110 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-12-02 07:28:02,111 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-12-02 07:28:02,113 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-12-02 07:28:02,113 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-12-02 07:28:02,117 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-12-02 07:28:02,118 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:28:02" (1/1) ...
[2024-12-02 07:28:02,119 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58be166a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:28:02, skipping insertion in model container
[2024-12-02 07:28:02,119 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:28:02" (1/1) ...
[2024-12-02 07:28:02,150 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-12-02 07:28:02,395 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 07:28:02,402 INFO L200 MainTranslator]: Completed pre-run
[2024-12-02 07:28:02,436 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 07:28:02,468 INFO L204 MainTranslator]: Completed translation
[2024-12-02 07:28:02,468 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:28:02 WrapperNode
[2024-12-02 07:28:02,468 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-12-02 07:28:02,469 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-12-02 07:28:02,470 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-12-02 07:28:02,470 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-12-02 07:28:02,474 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:28:02" (1/1) ...
[2024-12-02 07:28:02,482 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:28:02" (1/1) ...
[2024-12-02 07:28:02,498 INFO L138 Inliner]: procedures = 167, calls = 10, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 59
[2024-12-02 07:28:02,498 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-12-02 07:28:02,499 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-12-02 07:28:02,499 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-12-02 07:28:02,499 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-12-02 07:28:02,503 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:28:02" (1/1) ...
[2024-12-02 07:28:02,504 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:28:02" (1/1) ...
[2024-12-02 07:28:02,505 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:28:02" (1/1) ...
[2024-12-02 07:28:02,505 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:28:02" (1/1) ...
[2024-12-02 07:28:02,509 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:28:02" (1/1) ...
[2024-12-02 07:28:02,509 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:28:02" (1/1) ...
[2024-12-02 07:28:02,511 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:28:02" (1/1) ...
[2024-12-02 07:28:02,512 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:28:02" (1/1) ...
[2024-12-02 07:28:02,513 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:28:02" (1/1) ...
[2024-12-02 07:28:02,514 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-12-02 07:28:02,514 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-12-02 07:28:02,514 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-12-02 07:28:02,514 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-12-02 07:28:02,515 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:28:02" (1/1) ...
[2024-12-02 07:28:02,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 07:28:02,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbe75969-9cd4-48cc-b51c-624aa0910dcf/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 07:28:02,540 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbe75969-9cd4-48cc-b51c-624aa0910dcf/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-12-02 07:28:02,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbe75969-9cd4-48cc-b51c-624aa0910dcf/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-12-02 07:28:02,565 INFO L130 BoogieDeclarations]: Found specification of procedure thr1
[2024-12-02 07:28:02,565 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1
[2024-12-02 07:28:02,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-12-02 07:28:02,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2024-12-02 07:28:02,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-12-02 07:28:02,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-12-02 07:28:02,566 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement.
[2024-12-02 07:28:02,657 INFO L234 CfgBuilder]: Building ICFG
[2024-12-02 07:28:02,659 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-12-02 07:28:02,781 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program.
[2024-12-02 07:28:02,781 INFO L283 CfgBuilder]: Performing block encoding
[2024-12-02 07:28:02,832 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-12-02 07:28:02,832 INFO L312 CfgBuilder]: Removed 2 assume(true) statements.
[2024-12-02 07:28:02,833 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:28:02 BoogieIcfgContainer
[2024-12-02 07:28:02,833 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-12-02 07:28:02,835 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-12-02 07:28:02,835 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-12-02 07:28:02,839 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-12-02 07:28:02,839 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:28:02" (1/3) ...
[2024-12-02 07:28:02,840 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cf6f33c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:28:02, skipping insertion in model container
[2024-12-02 07:28:02,840 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:28:02" (2/3) ...
[2024-12-02 07:28:02,840 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cf6f33c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:28:02, skipping insertion in model container
[2024-12-02 07:28:02,840 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:28:02" (3/3) ...
[2024-12-02 07:28:02,841 INFO L128 eAbstractionObserver]: Analyzing ICFG 13_unverif.i
[2024-12-02 07:28:02,856 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-12-02 07:28:02,858 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG 13_unverif.i that has 2 procedures, 52 locations, 1 initial locations, 1 loop locations, and 7 error locations.
[2024-12-02 07:28:02,858 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2024-12-02 07:28:02,901 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2024-12-02 07:28:02,935 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 55 places, 56 transitions, 116 flow
[2024-12-02 07:28:02,969 INFO L124 PetriNetUnfolderBase]: 5/64 cut-off events.
[2024-12-02 07:28:02,971 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES.
[2024-12-02 07:28:02,976 INFO L83 FinitePrefix]: Finished finitePrefix Result has 68 conditions, 64 events. 5/64 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 77 event pairs, 0 based on Foata normal form. 0/50 useless extension candidates. Maximal degree in co-relation 43. Up to 4 conditions per place.
[2024-12-02 07:28:02,976 INFO L82 GeneralOperation]: Start removeDead. Operand has 55 places, 56 transitions, 116 flow
[2024-12-02 07:28:02,979 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 55 places, 56 transitions, 116 flow
[2024-12-02 07:28:02,987 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-12-02 07:28:02,999 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6f0eb02c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-12-02 07:28:02,999 INFO L334 AbstractCegarLoop]: Starting to check reachability of 15 error locations.
[2024-12-02 07:28:03,007 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder.
[2024-12-02 07:28:03,007 INFO L124 PetriNetUnfolderBase]: 2/25 cut-off events.
[2024-12-02 07:28:03,007 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES.
[2024-12-02 07:28:03,008 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-12-02 07:28:03,008 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 07:28:03,009 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 11 more)] ===
[2024-12-02 07:28:03,013 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 07:28:03,014 INFO L85 PathProgramCache]: Analyzing trace with hash 1223165109, now seen corresponding path program 1 times
[2024-12-02 07:28:03,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 07:28:03,022 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [330184266]
[2024-12-02 07:28:03,022 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 07:28:03,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 07:28:03,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 07:28:03,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-12-02 07:28:03,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 07:28:03,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [330184266]
[2024-12-02 07:28:03,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [330184266] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 07:28:03,144 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 07:28:03,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2024-12-02 07:28:03,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1384830074]
[2024-12-02 07:28:03,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 07:28:03,150 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-12-02 07:28:03,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 07:28:03,169 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-12-02 07:28:03,170 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-12-02 07:28:03,171 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 46 out of 56
[2024-12-02 07:28:03,174 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 55 places, 56 transitions, 116 flow. Second operand has 2 states, 2 states have (on average 47.0) internal successors, (94), 2 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-12-02 07:28:03,174 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-12-02 07:28:03,174 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 46 of 56
[2024-12-02 07:28:03,175 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-12-02 07:28:03,197 INFO L124 PetriNetUnfolderBase]: 1/47 cut-off events.
[2024-12-02 07:28:03,198 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES.
[2024-12-02 07:28:03,198 INFO L83 FinitePrefix]: Finished finitePrefix Result has 54 conditions, 47 events. 1/47 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 29 event pairs, 0 based on Foata normal form. 5/46 useless extension candidates. Maximal degree in co-relation 32. Up to 3 conditions per place.
[2024-12-02 07:28:03,199 INFO L140 encePairwiseOnDemand]: 49/56 looper letters, 2 selfloop transitions, 0 changer transitions 0/44 dead transitions.
[2024-12-02 07:28:03,199 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 47 places, 44 transitions, 96 flow
[2024-12-02 07:28:03,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-12-02 07:28:03,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states.
[2024-12-02 07:28:03,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 101 transitions.
[2024-12-02 07:28:03,208 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9017857142857143
[2024-12-02 07:28:03,209 INFO L175 Difference]: Start difference. First operand has 55 places, 56 transitions, 116 flow. Second operand 2 states and 101 transitions.
[2024-12-02 07:28:03,210 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 47 places, 44 transitions, 96 flow
[2024-12-02 07:28:03,213 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 47 places, 44 transitions, 96 flow, removed 0 selfloop flow, removed 0 redundant places.
[2024-12-02 07:28:03,215 INFO L231 Difference]: Finished difference. Result has 47 places, 44 transitions, 92 flow
[2024-12-02 07:28:03,217 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=56, PETRI_DIFFERENCE_MINUEND_FLOW=92, PETRI_DIFFERENCE_MINUEND_PLACES=46, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=44, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=44, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=92, PETRI_PLACES=47, PETRI_TRANSITIONS=44}
[2024-12-02 07:28:03,220 INFO L279 CegarLoopForPetriNet]: 55 programPoint places, -8 predicate places.
[2024-12-02 07:28:03,220 INFO L471 AbstractCegarLoop]: Abstraction has has 47 places, 44 transitions, 92 flow
[2024-12-02 07:28:03,221 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 47.0) internal successors, (94), 2 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-12-02 07:28:03,221 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-12-02 07:28:03,221 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 07:28:03,221 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-12-02 07:28:03,221 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err3ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 11 more)] ===
[2024-12-02 07:28:03,222 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 07:28:03,222 INFO L85 PathProgramCache]: Analyzing trace with hash -1359360519, now seen corresponding path program 1 times
[2024-12-02 07:28:03,222 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 07:28:03,222 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495614246]
[2024-12-02 07:28:03,222 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 07:28:03,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 07:28:03,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 07:28:03,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-12-02 07:28:03,305 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 07:28:03,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [495614246]
[2024-12-02 07:28:03,305 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [495614246] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 07:28:03,306 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 07:28:03,306 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 07:28:03,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368903867]
[2024-12-02 07:28:03,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 07:28:03,307 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 07:28:03,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 07:28:03,307 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 07:28:03,308 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 07:28:03,311 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 43 out of 56
[2024-12-02 07:28:03,312 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 47 places, 44 transitions, 92 flow. Second operand has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 3 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-12-02 07:28:03,312 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-12-02 07:28:03,312 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 43 of 56
[2024-12-02 07:28:03,312 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-12-02 07:28:03,331 INFO L124 PetriNetUnfolderBase]: 1/46 cut-off events.
[2024-12-02 07:28:03,331 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES.
[2024-12-02 07:28:03,331 INFO L83 FinitePrefix]: Finished finitePrefix Result has 56 conditions, 46 events. 1/46 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 24 event pairs, 0 based on Foata normal form. 0/41 useless extension candidates. Maximal degree in co-relation 52. Up to 3 conditions per place.
[2024-12-02 07:28:03,331 INFO L140 encePairwiseOnDemand]: 54/56 looper letters, 3 selfloop transitions, 1 changer transitions 0/43 dead transitions.
[2024-12-02 07:28:03,331 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 48 places, 43 transitions, 98 flow
[2024-12-02 07:28:03,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-12-02 07:28:03,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2024-12-02 07:28:03,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 134 transitions.
[2024-12-02 07:28:03,333 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7976190476190477
[2024-12-02 07:28:03,333 INFO L175 Difference]: Start difference. First operand has 47 places, 44 transitions, 92 flow. Second operand 3 states and 134 transitions.
[2024-12-02 07:28:03,333 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 48 places, 43 transitions, 98 flow
[2024-12-02 07:28:03,334 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 48 places, 43 transitions, 98 flow, removed 0 selfloop flow, removed 0 redundant places.
[2024-12-02 07:28:03,335 INFO L231 Difference]: Finished difference. Result has 48 places, 43 transitions, 92 flow
[2024-12-02 07:28:03,335 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=56, PETRI_DIFFERENCE_MINUEND_FLOW=90, PETRI_DIFFERENCE_MINUEND_PLACES=46, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=43, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=42, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=92, PETRI_PLACES=48, PETRI_TRANSITIONS=43}
[2024-12-02 07:28:03,336 INFO L279 CegarLoopForPetriNet]: 55 programPoint places, -7 predicate places.
[2024-12-02 07:28:03,336 INFO L471 AbstractCegarLoop]: Abstraction has has 48 places, 43 transitions, 92 flow
[2024-12-02 07:28:03,337 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 3 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-12-02 07:28:03,337 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-12-02 07:28:03,337 INFO L206 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 07:28:03,337 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-12-02 07:28:03,337 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 11 more)] ===
[2024-12-02 07:28:03,337 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 07:28:03,338 INFO L85 PathProgramCache]: Analyzing trace with hash -13181133, now seen corresponding path program 1 times
[2024-12-02 07:28:03,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 07:28:03,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1678057925]
[2024-12-02 07:28:03,338 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 07:28:03,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 07:28:03,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 07:28:03,353 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-12-02 07:28:03,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 07:28:03,374 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-12-02 07:28:03,374 INFO L340 BasicCegarLoop]: Counterexample is feasible
[2024-12-02 07:28:03,375 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (14 of 15 remaining)
[2024-12-02 07:28:03,377 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (13 of 15 remaining)
[2024-12-02 07:28:03,377 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (12 of 15 remaining)
[2024-12-02 07:28:03,377 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (11 of 15 remaining)
[2024-12-02 07:28:03,377 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (10 of 15 remaining)
[2024-12-02 07:28:03,377 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (9 of 15 remaining)
[2024-12-02 07:28:03,377 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (8 of 15 remaining)
[2024-12-02 07:28:03,377 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (7 of 15 remaining)
[2024-12-02 07:28:03,378 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (6 of 15 remaining)
[2024-12-02 07:28:03,378 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (5 of 15 remaining)
[2024-12-02 07:28:03,378 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (4 of 15 remaining)
[2024-12-02 07:28:03,378 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (3 of 15 remaining)
[2024-12-02 07:28:03,378 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (2 of 15 remaining)
[2024-12-02 07:28:03,378 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (1 of 15 remaining)
[2024-12-02 07:28:03,378 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (0 of 15 remaining)
[2024-12-02 07:28:03,379 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-12-02 07:28:03,379 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1]
[2024-12-02 07:28:03,381 WARN L246 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis
[2024-12-02 07:28:03,382 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances.
[2024-12-02 07:28:03,412 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2024-12-02 07:28:03,415 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 88 places, 90 transitions, 190 flow
[2024-12-02 07:28:03,439 INFO L124 PetriNetUnfolderBase]: 9/108 cut-off events.
[2024-12-02 07:28:03,439 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES.
[2024-12-02 07:28:03,440 INFO L83 FinitePrefix]: Finished finitePrefix Result has 116 conditions, 108 events. 9/108 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 228 event pairs, 0 based on Foata normal form. 0/82 useless extension candidates. Maximal degree in co-relation 76. Up to 6 conditions per place.
[2024-12-02 07:28:03,440 INFO L82 GeneralOperation]: Start removeDead. Operand has 88 places, 90 transitions, 190 flow
[2024-12-02 07:28:03,442 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 88 places, 90 transitions, 190 flow
[2024-12-02 07:28:03,443 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-12-02 07:28:03,444 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6f0eb02c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-12-02 07:28:03,444 INFO L334 AbstractCegarLoop]: Starting to check reachability of 22 error locations.
[2024-12-02 07:28:03,448 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder.
[2024-12-02 07:28:03,449 INFO L124 PetriNetUnfolderBase]: 2/25 cut-off events.
[2024-12-02 07:28:03,449 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES.
[2024-12-02 07:28:03,449 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-12-02 07:28:03,449 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 07:28:03,449 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 18 more)] ===
[2024-12-02 07:28:03,450 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 07:28:03,450 INFO L85 PathProgramCache]: Analyzing trace with hash -1309234635, now seen corresponding path program 1 times
[2024-12-02 07:28:03,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 07:28:03,450 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687656571]
[2024-12-02 07:28:03,450 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 07:28:03,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 07:28:03,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 07:28:03,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-12-02 07:28:03,476 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 07:28:03,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [687656571]
[2024-12-02 07:28:03,476 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [687656571] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 07:28:03,476 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 07:28:03,476 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2024-12-02 07:28:03,476 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377955815]
[2024-12-02 07:28:03,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 07:28:03,476 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-12-02 07:28:03,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 07:28:03,477 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-12-02 07:28:03,477 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-12-02 07:28:03,478 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 72 out of 90
[2024-12-02 07:28:03,478 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 88 places, 90 transitions, 190 flow. Second operand has 2 states, 2 states have (on average 73.0) internal successors, (146), 2 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-12-02 07:28:03,478 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-12-02 07:28:03,478 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 72 of 90
[2024-12-02 07:28:03,478 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-12-02 07:28:03,510 INFO L124 PetriNetUnfolderBase]: 6/129 cut-off events.
[2024-12-02 07:28:03,510 INFO L125 PetriNetUnfolderBase]: For 8/8 co-relation queries the response was YES.
[2024-12-02 07:28:03,512 INFO L83 FinitePrefix]: Finished finitePrefix Result has 149 conditions, 129 events. 6/129 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 389 event pairs, 2 based on Foata normal form. 15/119 useless extension candidates. Maximal degree in co-relation 86. Up to 9 conditions per place.
[2024-12-02 07:28:03,513 INFO L140 encePairwiseOnDemand]: 78/90 looper letters, 4 selfloop transitions, 0 changer transitions 0/71 dead transitions.
[2024-12-02 07:28:03,513 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 75 places, 71 transitions, 160 flow
[2024-12-02 07:28:03,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-12-02 07:28:03,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states.
[2024-12-02 07:28:03,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 160 transitions.
[2024-12-02 07:28:03,514 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8888888888888888
[2024-12-02 07:28:03,515 INFO L175 Difference]: Start difference. First operand has 88 places, 90 transitions, 190 flow. Second operand 2 states and 160 transitions.
[2024-12-02 07:28:03,515 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 75 places, 71 transitions, 160 flow
[2024-12-02 07:28:03,515 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 75 places, 71 transitions, 160 flow, removed 0 selfloop flow, removed 0 redundant places.
[2024-12-02 07:28:03,517 INFO L231 Difference]: Finished difference. Result has 75 places, 71 transitions, 152 flow
[2024-12-02 07:28:03,517 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=90, PETRI_DIFFERENCE_MINUEND_FLOW=152, PETRI_DIFFERENCE_MINUEND_PLACES=74, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=71, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=71, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=152, PETRI_PLACES=75, PETRI_TRANSITIONS=71}
[2024-12-02 07:28:03,518 INFO L279 CegarLoopForPetriNet]: 88 programPoint places, -13 predicate places.
[2024-12-02 07:28:03,518 INFO L471 AbstractCegarLoop]: Abstraction has has 75 places, 71 transitions, 152 flow
[2024-12-02 07:28:03,518 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 73.0) internal successors, (146), 2 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-12-02 07:28:03,518 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-12-02 07:28:03,518 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 07:28:03,518 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2024-12-02 07:28:03,518 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err3ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 18 more)] ===
[2024-12-02 07:28:03,519 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 07:28:03,519 INFO L85 PathProgramCache]: Analyzing trace with hash 250946265, now seen corresponding path program 1 times
[2024-12-02 07:28:03,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 07:28:03,519 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1489419866]
[2024-12-02 07:28:03,519 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 07:28:03,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 07:28:03,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 07:28:03,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-12-02 07:28:03,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 07:28:03,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1489419866]
[2024-12-02 07:28:03,561 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1489419866] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 07:28:03,561 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 07:28:03,561 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 07:28:03,561 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [837534881]
[2024-12-02 07:28:03,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 07:28:03,561 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 07:28:03,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 07:28:03,562 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 07:28:03,562 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 07:28:03,570 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 66 out of 90
[2024-12-02 07:28:03,570 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 75 places, 71 transitions, 152 flow. Second operand has 3 states, 3 states have (on average 67.33333333333333) internal successors, (202), 3 states have internal predecessors, (202), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-12-02 07:28:03,570 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-12-02 07:28:03,570 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 66 of 90
[2024-12-02 07:28:03,571 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-12-02 07:28:03,631 INFO L124 PetriNetUnfolderBase]: 23/253 cut-off events.
[2024-12-02 07:28:03,631 INFO L125 PetriNetUnfolderBase]: For 14/14 co-relation queries the response was YES.
[2024-12-02 07:28:03,633 INFO L83 FinitePrefix]: Finished finitePrefix Result has 316 conditions, 253 events. 23/253 cut-off events. For 14/14 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 1226 event pairs, 4 based on Foata normal form. 0/205 useless extension candidates. Maximal degree in co-relation 311. Up to 30 conditions per place.
[2024-12-02 07:28:03,634 INFO L140 encePairwiseOnDemand]: 82/90 looper letters, 11 selfloop transitions, 6 changer transitions 0/78 dead transitions.
[2024-12-02 07:28:03,634 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 77 places, 78 transitions, 205 flow
[2024-12-02 07:28:03,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-12-02 07:28:03,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2024-12-02 07:28:03,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 217 transitions.
[2024-12-02 07:28:03,636 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8037037037037037
[2024-12-02 07:28:03,637 INFO L175 Difference]: Start difference. First operand has 75 places, 71 transitions, 152 flow. Second operand 3 states and 217 transitions.
[2024-12-02 07:28:03,637 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 77 places, 78 transitions, 205 flow
[2024-12-02 07:28:03,637 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 77 places, 78 transitions, 205 flow, removed 0 selfloop flow, removed 0 redundant places.
[2024-12-02 07:28:03,639 INFO L231 Difference]: Finished difference. Result has 79 places, 77 transitions, 204 flow
[2024-12-02 07:28:03,639 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=90, PETRI_DIFFERENCE_MINUEND_FLOW=152, PETRI_DIFFERENCE_MINUEND_PLACES=75, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=71, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=65, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=204, PETRI_PLACES=79, PETRI_TRANSITIONS=77}
[2024-12-02 07:28:03,640 INFO L279 CegarLoopForPetriNet]: 88 programPoint places, -9 predicate places.
[2024-12-02 07:28:03,640 INFO L471 AbstractCegarLoop]: Abstraction has has 79 places, 77 transitions, 204 flow
[2024-12-02 07:28:03,641 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 67.33333333333333) internal successors, (202), 3 states have internal predecessors, (202), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-12-02 07:28:03,641 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-12-02 07:28:03,641 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 07:28:03,641 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2024-12-02 07:28:03,641 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err4ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 18 more)] ===
[2024-12-02 07:28:03,641 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 07:28:03,641 INFO L85 PathProgramCache]: Analyzing trace with hash -1597542048, now seen corresponding path program 1 times
[2024-12-02 07:28:03,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 07:28:03,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704166026]
[2024-12-02 07:28:03,642 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 07:28:03,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 07:28:03,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 07:28:03,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-12-02 07:28:03,681 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 07:28:03,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [704166026]
[2024-12-02 07:28:03,681 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [704166026] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 07:28:03,681 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 07:28:03,681 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 07:28:03,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [838241220]
[2024-12-02 07:28:03,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 07:28:03,682 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 07:28:03,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 07:28:03,682 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 07:28:03,682 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 07:28:03,713 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 58 out of 90
[2024-12-02 07:28:03,714 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 79 places, 77 transitions, 204 flow. Second operand has 3 states, 3 states have (on average 59.333333333333336) internal successors, (178), 3 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-12-02 07:28:03,714 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-12-02 07:28:03,714 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 58 of 90
[2024-12-02 07:28:03,714 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-12-02 07:28:03,807 INFO L124 PetriNetUnfolderBase]: 89/492 cut-off events.
[2024-12-02 07:28:03,807 INFO L125 PetriNetUnfolderBase]: For 67/67 co-relation queries the response was YES.
[2024-12-02 07:28:03,809 INFO L83 FinitePrefix]: Finished finitePrefix Result has 799 conditions, 492 events. 89/492 cut-off events. For 67/67 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 2775 event pairs, 18 based on Foata normal form. 0/427 useless extension candidates. Maximal degree in co-relation 792. Up to 150 conditions per place.
[2024-12-02 07:28:03,811 INFO L140 encePairwiseOnDemand]: 76/90 looper letters, 23 selfloop transitions, 10 changer transitions 0/90 dead transitions.
[2024-12-02 07:28:03,811 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 81 places, 90 transitions, 309 flow
[2024-12-02 07:28:03,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-12-02 07:28:03,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2024-12-02 07:28:03,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 209 transitions.
[2024-12-02 07:28:03,812 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.774074074074074
[2024-12-02 07:28:03,812 INFO L175 Difference]: Start difference. First operand has 79 places, 77 transitions, 204 flow. Second operand 3 states and 209 transitions.
[2024-12-02 07:28:03,812 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 81 places, 90 transitions, 309 flow
[2024-12-02 07:28:03,814 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 79 places, 90 transitions, 293 flow, removed 0 selfloop flow, removed 2 redundant places.
[2024-12-02 07:28:03,816 INFO L231 Difference]: Finished difference. Result has 81 places, 87 transitions, 280 flow
[2024-12-02 07:28:03,816 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=90, PETRI_DIFFERENCE_MINUEND_FLOW=192, PETRI_DIFFERENCE_MINUEND_PLACES=77, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=77, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=67, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=280, PETRI_PLACES=81, PETRI_TRANSITIONS=87}
[2024-12-02 07:28:03,816 INFO L279 CegarLoopForPetriNet]: 88 programPoint places, -7 predicate places.
[2024-12-02 07:28:03,816 INFO L471 AbstractCegarLoop]: Abstraction has has 81 places, 87 transitions, 280 flow
[2024-12-02 07:28:03,817 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 59.333333333333336) internal successors, (178), 3 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-12-02 07:28:03,817 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-12-02 07:28:03,817 INFO L206 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 07:28:03,817 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2024-12-02 07:28:03,817 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 18 more)] ===
[2024-12-02 07:28:03,818 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 07:28:03,818 INFO L85 PathProgramCache]: Analyzing trace with hash 795818309, now seen corresponding path program 1 times
[2024-12-02 07:28:03,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 07:28:03,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2141119639]
[2024-12-02 07:28:03,818 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 07:28:03,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 07:28:03,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 07:28:03,829 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-12-02 07:28:03,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 07:28:03,840 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-12-02 07:28:03,840 INFO L340 BasicCegarLoop]: Counterexample is feasible
[2024-12-02 07:28:03,840 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (21 of 22 remaining)
[2024-12-02 07:28:03,840 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (20 of 22 remaining)
[2024-12-02 07:28:03,841 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (19 of 22 remaining)
[2024-12-02 07:28:03,841 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (18 of 22 remaining)
[2024-12-02 07:28:03,841 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (17 of 22 remaining)
[2024-12-02 07:28:03,841 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (16 of 22 remaining)
[2024-12-02 07:28:03,841 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (15 of 22 remaining)
[2024-12-02 07:28:03,841 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (14 of 22 remaining)
[2024-12-02 07:28:03,841 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (13 of 22 remaining)
[2024-12-02 07:28:03,841 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (12 of 22 remaining)
[2024-12-02 07:28:03,841 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (11 of 22 remaining)
[2024-12-02 07:28:03,841 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (10 of 22 remaining)
[2024-12-02 07:28:03,841 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (9 of 22 remaining)
[2024-12-02 07:28:03,842 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (8 of 22 remaining)
[2024-12-02 07:28:03,842 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (7 of 22 remaining)
[2024-12-02 07:28:03,842 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (6 of 22 remaining)
[2024-12-02 07:28:03,842 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (5 of 22 remaining)
[2024-12-02 07:28:03,842 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (4 of 22 remaining)
[2024-12-02 07:28:03,842 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (3 of 22 remaining)
[2024-12-02 07:28:03,842 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (2 of 22 remaining)
[2024-12-02 07:28:03,842 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (1 of 22 remaining)
[2024-12-02 07:28:03,842 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (0 of 22 remaining)
[2024-12-02 07:28:03,842 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2024-12-02 07:28:03,842 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1]
[2024-12-02 07:28:03,843 WARN L246 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis
[2024-12-02 07:28:03,843 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances.
[2024-12-02 07:28:03,885 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2024-12-02 07:28:03,888 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 121 places, 124 transitions, 266 flow
[2024-12-02 07:28:03,907 INFO L124 PetriNetUnfolderBase]: 13/152 cut-off events.
[2024-12-02 07:28:03,907 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES.
[2024-12-02 07:28:03,908 INFO L83 FinitePrefix]: Finished finitePrefix Result has 165 conditions, 152 events. 13/152 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 420 event pairs, 0 based on Foata normal form. 0/114 useless extension candidates. Maximal degree in co-relation 112. Up to 8 conditions per place.
[2024-12-02 07:28:03,908 INFO L82 GeneralOperation]: Start removeDead. Operand has 121 places, 124 transitions, 266 flow
[2024-12-02 07:28:03,910 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 121 places, 124 transitions, 266 flow
[2024-12-02 07:28:03,910 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-12-02 07:28:03,911 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6f0eb02c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-12-02 07:28:03,911 INFO L334 AbstractCegarLoop]: Starting to check reachability of 29 error locations.
[2024-12-02 07:28:03,914 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder.
[2024-12-02 07:28:03,914 INFO L124 PetriNetUnfolderBase]: 2/25 cut-off events.
[2024-12-02 07:28:03,914 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES.
[2024-12-02 07:28:03,914 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-12-02 07:28:03,914 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 07:28:03,914 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 25 more)] ===
[2024-12-02 07:28:03,914 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 07:28:03,915 INFO L85 PathProgramCache]: Analyzing trace with hash 2073212404, now seen corresponding path program 1 times
[2024-12-02 07:28:03,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 07:28:03,915 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1894644956]
[2024-12-02 07:28:03,915 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 07:28:03,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 07:28:03,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 07:28:03,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-12-02 07:28:03,931 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 07:28:03,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1894644956]
[2024-12-02 07:28:03,932 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1894644956] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 07:28:03,932 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 07:28:03,932 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2024-12-02 07:28:03,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411228106]
[2024-12-02 07:28:03,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 07:28:03,932 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-12-02 07:28:03,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 07:28:03,933 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-12-02 07:28:03,933 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-12-02 07:28:03,933 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 98 out of 124
[2024-12-02 07:28:03,934 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 121 places, 124 transitions, 266 flow. Second operand has 2 states, 2 states have (on average 99.0) internal successors, (198), 2 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-12-02 07:28:03,934 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-12-02 07:28:03,934 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 98 of 124
[2024-12-02 07:28:03,934 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-12-02 07:28:03,971 INFO L124 PetriNetUnfolderBase]: 21/313 cut-off events.
[2024-12-02 07:28:03,971 INFO L125 PetriNetUnfolderBase]: For 34/34 co-relation queries the response was YES.
[2024-12-02 07:28:03,972 INFO L83 FinitePrefix]: Finished finitePrefix Result has 366 conditions, 313 events. 21/313 cut-off events. For 34/34 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 1643 event pairs, 10 based on Foata normal form. 37/281 useless extension candidates. Maximal degree in co-relation 196. Up to 25 conditions per place.
[2024-12-02 07:28:03,973 INFO L140 encePairwiseOnDemand]: 107/124 looper letters, 6 selfloop transitions, 0 changer transitions 0/98 dead transitions.
[2024-12-02 07:28:03,973 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 103 places, 98 transitions, 226 flow
[2024-12-02 07:28:03,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-12-02 07:28:03,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states.
[2024-12-02 07:28:03,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 219 transitions.
[2024-12-02 07:28:03,975 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8830645161290323
[2024-12-02 07:28:03,975 INFO L175 Difference]: Start difference. First operand has 121 places, 124 transitions, 266 flow. Second operand 2 states and 219 transitions.
[2024-12-02 07:28:03,975 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 103 places, 98 transitions, 226 flow
[2024-12-02 07:28:03,976 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 103 places, 98 transitions, 224 flow, removed 1 selfloop flow, removed 0 redundant places.
[2024-12-02 07:28:03,977 INFO L231 Difference]: Finished difference. Result has 103 places, 98 transitions, 212 flow
[2024-12-02 07:28:03,977 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=124, PETRI_DIFFERENCE_MINUEND_FLOW=212, PETRI_DIFFERENCE_MINUEND_PLACES=102, 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=2, PETRI_FLOW=212, PETRI_PLACES=103, PETRI_TRANSITIONS=98}
[2024-12-02 07:28:03,978 INFO L279 CegarLoopForPetriNet]: 121 programPoint places, -18 predicate places.
[2024-12-02 07:28:03,978 INFO L471 AbstractCegarLoop]: Abstraction has has 103 places, 98 transitions, 212 flow
[2024-12-02 07:28:03,978 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 99.0) internal successors, (198), 2 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-12-02 07:28:03,978 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-12-02 07:28:03,978 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 07:28:03,979 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2024-12-02 07:28:03,979 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err3ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 25 more)] ===
[2024-12-02 07:28:03,979 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 07:28:03,979 INFO L85 PathProgramCache]: Analyzing trace with hash -507688360, now seen corresponding path program 1 times
[2024-12-02 07:28:03,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 07:28:03,979 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118936346]
[2024-12-02 07:28:03,980 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 07:28:03,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 07:28:03,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 07:28:04,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-12-02 07:28:04,008 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 07:28:04,008 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [118936346]
[2024-12-02 07:28:04,008 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [118936346] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 07:28:04,008 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 07:28:04,008 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 07:28:04,009 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [525410844]
[2024-12-02 07:28:04,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 07:28:04,009 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 07:28:04,009 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 07:28:04,009 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 07:28:04,009 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 07:28:04,021 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 89 out of 124
[2024-12-02 07:28:04,022 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 103 places, 98 transitions, 212 flow. Second operand has 3 states, 3 states have (on average 90.33333333333333) internal successors, (271), 3 states have internal predecessors, (271), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-12-02 07:28:04,022 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-12-02 07:28:04,022 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 89 of 124
[2024-12-02 07:28:04,022 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-12-02 07:28:04,205 INFO L124 PetriNetUnfolderBase]: 271/1711 cut-off events.
[2024-12-02 07:28:04,205 INFO L125 PetriNetUnfolderBase]: For 112/112 co-relation queries the response was YES.
[2024-12-02 07:28:04,210 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2209 conditions, 1711 events. 271/1711 cut-off events. For 112/112 co-relation queries the response was YES. Maximal size of possible extension queue 105. Compared 15984 event pairs, 67 based on Foata normal form. 0/1367 useless extension candidates. Maximal degree in co-relation 2203. Up to 271 conditions per place.
[2024-12-02 07:28:04,218 INFO L140 encePairwiseOnDemand]: 112/124 looper letters, 17 selfloop transitions, 9 changer transitions 0/109 dead transitions.
[2024-12-02 07:28:04,218 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 105 places, 109 transitions, 296 flow
[2024-12-02 07:28:04,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-12-02 07:28:04,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2024-12-02 07:28:04,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 296 transitions.
[2024-12-02 07:28:04,219 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7956989247311828
[2024-12-02 07:28:04,219 INFO L175 Difference]: Start difference. First operand has 103 places, 98 transitions, 212 flow. Second operand 3 states and 296 transitions.
[2024-12-02 07:28:04,219 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 105 places, 109 transitions, 296 flow
[2024-12-02 07:28:04,220 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 105 places, 109 transitions, 296 flow, removed 0 selfloop flow, removed 0 redundant places.
[2024-12-02 07:28:04,222 INFO L231 Difference]: Finished difference. Result has 107 places, 107 transitions, 290 flow
[2024-12-02 07:28:04,222 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=124, PETRI_DIFFERENCE_MINUEND_FLOW=212, PETRI_DIFFERENCE_MINUEND_PLACES=103, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=98, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=89, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=290, PETRI_PLACES=107, PETRI_TRANSITIONS=107}
[2024-12-02 07:28:04,222 INFO L279 CegarLoopForPetriNet]: 121 programPoint places, -14 predicate places.
[2024-12-02 07:28:04,223 INFO L471 AbstractCegarLoop]: Abstraction has has 107 places, 107 transitions, 290 flow
[2024-12-02 07:28:04,223 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 90.33333333333333) internal successors, (271), 3 states have internal predecessors, (271), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-12-02 07:28:04,223 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-12-02 07:28:04,223 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 07:28:04,223 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8
[2024-12-02 07:28:04,223 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err4ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 25 more)] ===
[2024-12-02 07:28:04,224 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 07:28:04,224 INFO L85 PathProgramCache]: Analyzing trace with hash -1963620739, now seen corresponding path program 1 times
[2024-12-02 07:28:04,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 07:28:04,224 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2063900587]
[2024-12-02 07:28:04,224 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 07:28:04,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 07:28:04,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 07:28:04,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-12-02 07:28:04,251 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 07:28:04,251 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2063900587]
[2024-12-02 07:28:04,251 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2063900587] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 07:28:04,251 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 07:28:04,251 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 07:28:04,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765710462]
[2024-12-02 07:28:04,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 07:28:04,251 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 07:28:04,251 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 07:28:04,252 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 07:28:04,252 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 07:28:04,288 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 77 out of 124
[2024-12-02 07:28:04,289 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 107 places, 107 transitions, 290 flow. Second operand has 3 states, 3 states have (on average 78.33333333333333) internal successors, (235), 3 states have internal predecessors, (235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-12-02 07:28:04,289 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-12-02 07:28:04,289 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 77 of 124
[2024-12-02 07:28:04,289 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-12-02 07:28:05,258 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L701-6-->L699-1: Formula: (= |v_#race~s~0_1| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_1|} AuxVars[] AssignedVars[#race~s~0][101], [120#true, Black: 126#true, 124#true, 37#thr1Err3ASSERT_VIOLATIONDATA_RACEtrue, 59#L699-1true, 122#true, 128#(= |#race~r~0| 0), 6#L701-2true, 84#L709-3true, 133#(= |#race~s~0| 0), 118#true])
[2024-12-02 07:28:05,259 INFO L294 olderBase$Statistics]: this new event has 64 ancestors and is cut-off event
[2024-12-02 07:28:05,259 INFO L297 olderBase$Statistics]: existing Event has 54 ancestors and is cut-off event
[2024-12-02 07:28:05,259 INFO L297 olderBase$Statistics]: existing Event has 54 ancestors and is cut-off event
[2024-12-02 07:28:05,259 INFO L297 olderBase$Statistics]: existing Event has 54 ancestors and is cut-off event
[2024-12-02 07:28:05,343 INFO L124 PetriNetUnfolderBase]: 2449/7994 cut-off events.
[2024-12-02 07:28:05,343 INFO L125 PetriNetUnfolderBase]: For 1543/1543 co-relation queries the response was YES.
[2024-12-02 07:28:05,374 INFO L83 FinitePrefix]: Finished finitePrefix Result has 13833 conditions, 7994 events. 2449/7994 cut-off events. For 1543/1543 co-relation queries the response was YES. Maximal size of possible extension queue 344. Compared 84172 event pairs, 629 based on Foata normal form. 0/6838 useless extension candidates. Maximal degree in co-relation 13825. Up to 3187 conditions per place.
[2024-12-02 07:28:05,414 INFO L140 encePairwiseOnDemand]: 103/124 looper letters, 38 selfloop transitions, 15 changer transitions 0/130 dead transitions.
[2024-12-02 07:28:05,414 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 109 places, 130 transitions, 470 flow
[2024-12-02 07:28:05,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-12-02 07:28:05,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2024-12-02 07:28:05,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 284 transitions.
[2024-12-02 07:28:05,416 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7634408602150538
[2024-12-02 07:28:05,416 INFO L175 Difference]: Start difference. First operand has 107 places, 107 transitions, 290 flow. Second operand 3 states and 284 transitions.
[2024-12-02 07:28:05,416 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 109 places, 130 transitions, 470 flow
[2024-12-02 07:28:05,420 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 107 places, 130 transitions, 446 flow, removed 0 selfloop flow, removed 2 redundant places.
[2024-12-02 07:28:05,421 INFO L231 Difference]: Finished difference. Result has 109 places, 122 transitions, 404 flow
[2024-12-02 07:28:05,421 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=124, PETRI_DIFFERENCE_MINUEND_FLOW=272, PETRI_DIFFERENCE_MINUEND_PLACES=105, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=107, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=92, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=404, PETRI_PLACES=109, PETRI_TRANSITIONS=122}
[2024-12-02 07:28:05,422 INFO L279 CegarLoopForPetriNet]: 121 programPoint places, -12 predicate places.
[2024-12-02 07:28:05,422 INFO L471 AbstractCegarLoop]: Abstraction has has 109 places, 122 transitions, 404 flow
[2024-12-02 07:28:05,422 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 78.33333333333333) internal successors, (235), 3 states have internal predecessors, (235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-12-02 07:28:05,422 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-12-02 07:28:05,422 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 07:28:05,423 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9
[2024-12-02 07:28:05,423 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err5ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 25 more)] ===
[2024-12-02 07:28:05,423 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 07:28:05,423 INFO L85 PathProgramCache]: Analyzing trace with hash 1887580736, now seen corresponding path program 1 times
[2024-12-02 07:28:05,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 07:28:05,423 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485725285]
[2024-12-02 07:28:05,423 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 07:28:05,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 07:28:05,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 07:28:05,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-12-02 07:28:05,453 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 07:28:05,453 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485725285]
[2024-12-02 07:28:05,453 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [485725285] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 07:28:05,454 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 07:28:05,454 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 07:28:05,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1308323777]
[2024-12-02 07:28:05,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 07:28:05,454 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 07:28:05,454 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 07:28:05,455 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 07:28:05,455 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 07:28:05,502 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 86 out of 124
[2024-12-02 07:28:05,503 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 109 places, 122 transitions, 404 flow. Second operand has 3 states, 3 states have (on average 88.0) internal successors, (264), 3 states have internal predecessors, (264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-12-02 07:28:05,503 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-12-02 07:28:05,503 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 86 of 124
[2024-12-02 07:28:05,503 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-12-02 07:28:06,148 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L701-6-->L699-1: Formula: (= |v_#race~s~0_1| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_1|} AuxVars[] AssignedVars[#race~s~0][113], [136#true, 120#true, Black: 126#true, 124#true, 90#thr1Err3ASSERT_VIOLATIONDATA_RACEtrue, 59#L699-1true, Black: 131#true, 122#true, 67#L699-5true, 133#(= |#race~s~0| 0), 84#L709-3true, 118#true])
[2024-12-02 07:28:06,148 INFO L294 olderBase$Statistics]: this new event has 60 ancestors and is cut-off event
[2024-12-02 07:28:06,148 INFO L297 olderBase$Statistics]: existing Event has 50 ancestors and is cut-off event
[2024-12-02 07:28:06,148 INFO L297 olderBase$Statistics]: existing Event has 50 ancestors and is cut-off event
[2024-12-02 07:28:06,148 INFO L297 olderBase$Statistics]: existing Event has 50 ancestors and is cut-off event
[2024-12-02 07:28:06,150 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L701-6-->L699-1: Formula: (= |v_#race~s~0_1| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_1|} AuxVars[] AssignedVars[#race~s~0][137], [120#true, 136#true, 72#L700true, Black: 126#true, 124#true, 59#L699-1true, Black: 131#true, 122#true, 6#L701-2true, 84#L709-3true, 133#(= |#race~s~0| 0), 118#true])
[2024-12-02 07:28:06,151 INFO L294 olderBase$Statistics]: this new event has 61 ancestors and is cut-off event
[2024-12-02 07:28:06,151 INFO L297 olderBase$Statistics]: existing Event has 61 ancestors and is cut-off event
[2024-12-02 07:28:06,151 INFO L297 olderBase$Statistics]: existing Event has 61 ancestors and is cut-off event
[2024-12-02 07:28:06,151 INFO L297 olderBase$Statistics]: existing Event has 61 ancestors and is cut-off event
[2024-12-02 07:28:06,169 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L701-6-->L699-1: Formula: (= |v_#race~s~0_1| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_1|} AuxVars[] AssignedVars[#race~s~0][113], [120#true, 136#true, 72#L700true, Black: 126#true, 124#true, 90#thr1Err3ASSERT_VIOLATIONDATA_RACEtrue, 59#L699-1true, Black: 131#true, 122#true, 133#(= |#race~s~0| 0), 84#L709-3true, 118#true])
[2024-12-02 07:28:06,169 INFO L294 olderBase$Statistics]: this new event has 61 ancestors and is cut-off event
[2024-12-02 07:28:06,169 INFO L297 olderBase$Statistics]: existing Event has 51 ancestors and is cut-off event
[2024-12-02 07:28:06,169 INFO L297 olderBase$Statistics]: existing Event has 51 ancestors and is cut-off event
[2024-12-02 07:28:06,169 INFO L297 olderBase$Statistics]: existing Event has 51 ancestors and is cut-off event
[2024-12-02 07:28:06,223 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([471] L701-6-->L699-1: Formula: (= |v_#race~s~0_1| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_1|} AuxVars[] AssignedVars[#race~s~0][136], [69#L699-2true, 120#true, 136#true, 17#L699-1true, 72#L700true, Black: 126#true, 124#true, Black: 131#true, 122#true, 133#(= |#race~s~0| 0), 84#L709-3true, 118#true])
[2024-12-02 07:28:06,223 INFO L294 olderBase$Statistics]: this new event has 64 ancestors and is cut-off event
[2024-12-02 07:28:06,223 INFO L297 olderBase$Statistics]: existing Event has 54 ancestors and is cut-off event
[2024-12-02 07:28:06,223 INFO L297 olderBase$Statistics]: existing Event has 64 ancestors and is cut-off event
[2024-12-02 07:28:06,223 INFO L297 olderBase$Statistics]: existing Event has 54 ancestors and is cut-off event
[2024-12-02 07:28:06,224 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L701-6-->L699-1: Formula: (= |v_#race~s~0_1| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_1|} AuxVars[] AssignedVars[#race~s~0][137], [136#true, 120#true, 72#L700true, Black: 126#true, 124#true, 59#L699-1true, Black: 131#true, 122#true, 133#(= |#race~s~0| 0), 84#L709-3true, 118#true, 55#L699-2true])
[2024-12-02 07:28:06,224 INFO L294 olderBase$Statistics]: this new event has 64 ancestors and is cut-off event
[2024-12-02 07:28:06,224 INFO L297 olderBase$Statistics]: existing Event has 54 ancestors and is cut-off event
[2024-12-02 07:28:06,224 INFO L297 olderBase$Statistics]: existing Event has 64 ancestors and is cut-off event
[2024-12-02 07:28:06,224 INFO L297 olderBase$Statistics]: existing Event has 54 ancestors and is cut-off event
[2024-12-02 07:28:06,268 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L701-6-->L699-1: Formula: (= |v_#race~s~0_1| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_1|} AuxVars[] AssignedVars[#race~s~0][97], [136#true, 120#true, 111#L701-1true, Black: 126#true, 124#true, 59#L699-1true, Black: 131#true, 122#true, 133#(= |#race~s~0| 0), 84#L709-3true, 43#L699-2true, 118#true])
[2024-12-02 07:28:06,268 INFO L294 olderBase$Statistics]: this new event has 66 ancestors and is cut-off event
[2024-12-02 07:28:06,268 INFO L297 olderBase$Statistics]: existing Event has 56 ancestors and is cut-off event
[2024-12-02 07:28:06,268 INFO L297 olderBase$Statistics]: existing Event has 56 ancestors and is cut-off event
[2024-12-02 07:28:06,269 INFO L297 olderBase$Statistics]: existing Event has 56 ancestors and is cut-off event
[2024-12-02 07:28:06,269 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L701-6-->L699-1: Formula: (= |v_#race~s~0_1| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_1|} AuxVars[] AssignedVars[#race~s~0][97], [120#true, 136#true, Black: 126#true, 124#true, 59#L699-1true, Black: 131#true, 122#true, 6#L701-2true, 133#(= |#race~s~0| 0), 22#L699-1true, 84#L709-3true, 118#true])
[2024-12-02 07:28:06,269 INFO L294 olderBase$Statistics]: this new event has 66 ancestors and is cut-off event
[2024-12-02 07:28:06,270 INFO L297 olderBase$Statistics]: existing Event has 56 ancestors and is cut-off event
[2024-12-02 07:28:06,270 INFO L297 olderBase$Statistics]: existing Event has 56 ancestors and is cut-off event
[2024-12-02 07:28:06,270 INFO L297 olderBase$Statistics]: existing Event has 56 ancestors and is cut-off event
[2024-12-02 07:28:06,278 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L701-6-->L699-1: Formula: (= |v_#race~s~0_1| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_1|} AuxVars[] AssignedVars[#race~s~0][97], [120#true, 136#true, 111#L701-1true, Black: 126#true, 124#true, 59#L699-1true, Black: 131#true, 122#true, 133#(= |#race~s~0| 0), 84#L709-3true, 13#L699-4true, 118#true])
[2024-12-02 07:28:06,278 INFO L294 olderBase$Statistics]: this new event has 68 ancestors and is cut-off event
[2024-12-02 07:28:06,278 INFO L297 olderBase$Statistics]: existing Event has 58 ancestors and is cut-off event
[2024-12-02 07:28:06,278 INFO L297 olderBase$Statistics]: existing Event has 58 ancestors and is cut-off event
[2024-12-02 07:28:06,278 INFO L297 olderBase$Statistics]: existing Event has 68 ancestors and is cut-off event
[2024-12-02 07:28:06,279 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L701-6-->L699-1: Formula: (= |v_#race~s~0_1| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_1|} AuxVars[] AssignedVars[#race~s~0][97], [120#true, 136#true, Black: 126#true, 124#true, 59#L699-1true, Black: 131#true, 122#true, 6#L701-2true, 133#(= |#race~s~0| 0), 84#L709-3true, 43#L699-2true, 118#true])
[2024-12-02 07:28:06,279 INFO L294 olderBase$Statistics]: this new event has 67 ancestors and is cut-off event
[2024-12-02 07:28:06,279 INFO L297 olderBase$Statistics]: existing Event has 57 ancestors and is cut-off event
[2024-12-02 07:28:06,279 INFO L297 olderBase$Statistics]: existing Event has 57 ancestors and is cut-off event
[2024-12-02 07:28:06,279 INFO L297 olderBase$Statistics]: existing Event has 57 ancestors and is cut-off event
[2024-12-02 07:28:06,288 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L701-6-->L699-1: Formula: (= |v_#race~s~0_1| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_1|} AuxVars[] AssignedVars[#race~s~0][97], [120#true, 136#true, Black: 126#true, 124#true, 59#L699-1true, Black: 131#true, 122#true, 6#L701-2true, 133#(= |#race~s~0| 0), 84#L709-3true, 13#L699-4true, 118#true])
[2024-12-02 07:28:06,288 INFO L294 olderBase$Statistics]: this new event has 69 ancestors and is cut-off event
[2024-12-02 07:28:06,288 INFO L297 olderBase$Statistics]: existing Event has 59 ancestors and is cut-off event
[2024-12-02 07:28:06,288 INFO L297 olderBase$Statistics]: existing Event has 59 ancestors and is cut-off event
[2024-12-02 07:28:06,288 INFO L297 olderBase$Statistics]: existing Event has 69 ancestors and is cut-off event
[2024-12-02 07:28:06,298 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([405] L701-6-->L699-1: Formula: (= |v_#race~s~0_1| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_1|} AuxVars[] AssignedVars[#race~s~0][137], [136#true, 120#true, 72#L700true, Black: 126#true, 124#true, 59#L699-1true, Black: 131#true, 122#true, 6#L701-2true, 133#(= |#race~s~0| 0), 84#L709-3true, 118#true])
[2024-12-02 07:28:06,298 INFO L294 olderBase$Statistics]: this new event has 71 ancestors and is cut-off event
[2024-12-02 07:28:06,298 INFO L297 olderBase$Statistics]: existing Event has 61 ancestors and is cut-off event
[2024-12-02 07:28:06,298 INFO L297 olderBase$Statistics]: existing Event has 61 ancestors and is cut-off event
[2024-12-02 07:28:06,298 INFO L297 olderBase$Statistics]: existing Event has 61 ancestors and is cut-off event
[2024-12-02 07:28:06,298 INFO L297 olderBase$Statistics]: existing Event has 61 ancestors and is cut-off event
[2024-12-02 07:28:06,304 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([471] L701-6-->L699-1: Formula: (= |v_#race~s~0_1| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_1|} AuxVars[] AssignedVars[#race~s~0][136], [120#true, 136#true, 72#L700true, 17#L699-1true, Black: 126#true, 124#true, Black: 131#true, 122#true, 133#(= |#race~s~0| 0), 84#L709-3true, 105#L701-2true, 118#true])
[2024-12-02 07:28:06,304 INFO L294 olderBase$Statistics]: this new event has 71 ancestors and is cut-off event
[2024-12-02 07:28:06,304 INFO L297 olderBase$Statistics]: existing Event has 71 ancestors and is cut-off event
[2024-12-02 07:28:06,304 INFO L297 olderBase$Statistics]: existing Event has 61 ancestors and is cut-off event
[2024-12-02 07:28:06,304 INFO L297 olderBase$Statistics]: existing Event has 61 ancestors and is cut-off event
[2024-12-02 07:28:06,305 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L701-6-->L699-1: Formula: (= |v_#race~s~0_1| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_1|} AuxVars[] AssignedVars[#race~s~0][97], [136#true, 120#true, Black: 126#true, 124#true, 59#L699-1true, Black: 131#true, 32#thr1Err5ASSERT_VIOLATIONDATA_RACEtrue, 122#true, 6#L701-2true, 133#(= |#race~s~0| 0), 84#L709-3true, 118#true])
[2024-12-02 07:28:06,305 INFO L294 olderBase$Statistics]: this new event has 71 ancestors and is cut-off event
[2024-12-02 07:28:06,305 INFO L297 olderBase$Statistics]: existing Event has 71 ancestors and is cut-off event
[2024-12-02 07:28:06,305 INFO L297 olderBase$Statistics]: existing Event has 61 ancestors and is cut-off event
[2024-12-02 07:28:06,305 INFO L297 olderBase$Statistics]: existing Event has 61 ancestors and is cut-off event
[2024-12-02 07:28:06,305 INFO L292 olderBase$Statistics]: inserting event number 6 for the transition-marking pair ([405] L701-6-->L699-1: Formula: (= |v_#race~s~0_1| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_1|} AuxVars[] AssignedVars[#race~s~0][137], [136#true, 120#true, 72#L700true, Black: 126#true, 124#true, 59#L699-1true, Black: 131#true, 122#true, 6#L701-2true, 133#(= |#race~s~0| 0), 84#L709-3true, 118#true])
[2024-12-02 07:28:06,305 INFO L294 olderBase$Statistics]: this new event has 71 ancestors and is cut-off event
[2024-12-02 07:28:06,305 INFO L297 olderBase$Statistics]: existing Event has 61 ancestors and is cut-off event
[2024-12-02 07:28:06,305 INFO L297 olderBase$Statistics]: existing Event has 61 ancestors and is cut-off event
[2024-12-02 07:28:06,305 INFO L297 olderBase$Statistics]: existing Event has 61 ancestors and is cut-off event
[2024-12-02 07:28:06,305 INFO L297 olderBase$Statistics]: existing Event has 61 ancestors and is cut-off event
[2024-12-02 07:28:06,305 INFO L297 olderBase$Statistics]: existing Event has 71 ancestors and is cut-off event
[2024-12-02 07:28:06,314 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L701-6-->L699-1: Formula: (= |v_#race~s~0_1| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_1|} AuxVars[] AssignedVars[#race~s~0][97], [120#true, 136#true, 111#L701-1true, Black: 126#true, 124#true, 114#L701-2true, 59#L699-1true, Black: 131#true, 122#true, 84#L709-3true, 133#(= |#race~s~0| 0), 118#true])
[2024-12-02 07:28:06,314 INFO L294 olderBase$Statistics]: this new event has 73 ancestors and is cut-off event
[2024-12-02 07:28:06,314 INFO L297 olderBase$Statistics]: existing Event has 63 ancestors and is cut-off event
[2024-12-02 07:28:06,314 INFO L297 olderBase$Statistics]: existing Event has 63 ancestors and is cut-off event
[2024-12-02 07:28:06,314 INFO L297 olderBase$Statistics]: existing Event has 63 ancestors and is cut-off event
[2024-12-02 07:28:06,315 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L701-6-->L699-1: Formula: (= |v_#race~s~0_1| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_1|} AuxVars[] AssignedVars[#race~s~0][97], [136#true, 120#true, Black: 126#true, 124#true, 59#L699-1true, Black: 131#true, 122#true, 14#L701-1true, 6#L701-2true, 84#L709-3true, 133#(= |#race~s~0| 0), 118#true])
[2024-12-02 07:28:06,315 INFO L294 olderBase$Statistics]: this new event has 73 ancestors and is cut-off event
[2024-12-02 07:28:06,315 INFO L297 olderBase$Statistics]: existing Event has 63 ancestors and is cut-off event
[2024-12-02 07:28:06,315 INFO L297 olderBase$Statistics]: existing Event has 63 ancestors and is cut-off event
[2024-12-02 07:28:06,315 INFO L297 olderBase$Statistics]: existing Event has 63 ancestors and is cut-off event
[2024-12-02 07:28:06,317 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L701-6-->L699-1: Formula: (= |v_#race~s~0_1| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_1|} AuxVars[] AssignedVars[#race~s~0][97], [120#true, 136#true, Black: 126#true, 124#true, 114#L701-2true, 59#L699-1true, Black: 131#true, 122#true, 6#L701-2true, 84#L709-3true, 133#(= |#race~s~0| 0), 118#true])
[2024-12-02 07:28:06,317 INFO L294 olderBase$Statistics]: this new event has 74 ancestors and is cut-off event
[2024-12-02 07:28:06,317 INFO L297 olderBase$Statistics]: existing Event has 64 ancestors and is cut-off event
[2024-12-02 07:28:06,317 INFO L297 olderBase$Statistics]: existing Event has 64 ancestors and is cut-off event
[2024-12-02 07:28:06,317 INFO L297 olderBase$Statistics]: existing Event has 64 ancestors and is cut-off event
[2024-12-02 07:28:06,320 INFO L124 PetriNetUnfolderBase]: 3190/9540 cut-off events.
[2024-12-02 07:28:06,320 INFO L125 PetriNetUnfolderBase]: For 5689/5979 co-relation queries the response was YES.
[2024-12-02 07:28:06,347 INFO L83 FinitePrefix]: Finished finitePrefix Result has 20813 conditions, 9540 events. 3190/9540 cut-off events. For 5689/5979 co-relation queries the response was YES. Maximal size of possible extension queue 393. Compared 99187 event pairs, 896 based on Foata normal form. 51/8091 useless extension candidates. Maximal degree in co-relation 20804. Up to 3526 conditions per place.
[2024-12-02 07:28:06,383 INFO L140 encePairwiseOnDemand]: 114/124 looper letters, 34 selfloop transitions, 17 changer transitions 0/143 dead transitions.
[2024-12-02 07:28:06,384 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 111 places, 143 transitions, 608 flow
[2024-12-02 07:28:06,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-12-02 07:28:06,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2024-12-02 07:28:06,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 289 transitions.
[2024-12-02 07:28:06,416 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7768817204301075
[2024-12-02 07:28:06,416 INFO L175 Difference]: Start difference. First operand has 109 places, 122 transitions, 404 flow. Second operand 3 states and 289 transitions.
[2024-12-02 07:28:06,417 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 111 places, 143 transitions, 608 flow
[2024-12-02 07:28:06,423 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 109 places, 143 transitions, 564 flow, removed 0 selfloop flow, removed 2 redundant places.
[2024-12-02 07:28:06,425 INFO L231 Difference]: Finished difference. Result has 111 places, 137 transitions, 532 flow
[2024-12-02 07:28:06,425 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=124, PETRI_DIFFERENCE_MINUEND_FLOW=374, PETRI_DIFFERENCE_MINUEND_PLACES=107, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=122, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=105, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=532, PETRI_PLACES=111, PETRI_TRANSITIONS=137}
[2024-12-02 07:28:06,425 INFO L279 CegarLoopForPetriNet]: 121 programPoint places, -10 predicate places.
[2024-12-02 07:28:06,426 INFO L471 AbstractCegarLoop]: Abstraction has has 111 places, 137 transitions, 532 flow
[2024-12-02 07:28:06,426 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 88.0) internal successors, (264), 3 states have internal predecessors, (264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-12-02 07:28:06,426 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-12-02 07:28:06,426 INFO L206 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 07:28:06,426 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10
[2024-12-02 07:28:06,426 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err3ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 25 more)] ===
[2024-12-02 07:28:06,427 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 07:28:06,427 INFO L85 PathProgramCache]: Analyzing trace with hash 2073938419, now seen corresponding path program 1 times
[2024-12-02 07:28:06,427 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 07:28:06,427 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432069235]
[2024-12-02 07:28:06,427 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 07:28:06,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 07:28:06,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 07:28:06,440 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-12-02 07:28:06,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 07:28:06,451 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-12-02 07:28:06,451 INFO L340 BasicCegarLoop]: Counterexample is feasible
[2024-12-02 07:28:06,451 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location thr1Err3ASSERT_VIOLATIONDATA_RACE (28 of 29 remaining)
[2024-12-02 07:28:06,452 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (27 of 29 remaining)
[2024-12-02 07:28:06,452 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (26 of 29 remaining)
[2024-12-02 07:28:06,452 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (25 of 29 remaining)
[2024-12-02 07:28:06,452 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (24 of 29 remaining)
[2024-12-02 07:28:06,452 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (23 of 29 remaining)
[2024-12-02 07:28:06,452 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (22 of 29 remaining)
[2024-12-02 07:28:06,452 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (21 of 29 remaining)
[2024-12-02 07:28:06,452 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (20 of 29 remaining)
[2024-12-02 07:28:06,452 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (19 of 29 remaining)
[2024-12-02 07:28:06,452 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (18 of 29 remaining)
[2024-12-02 07:28:06,452 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (17 of 29 remaining)
[2024-12-02 07:28:06,452 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (16 of 29 remaining)
[2024-12-02 07:28:06,453 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (15 of 29 remaining)
[2024-12-02 07:28:06,453 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (14 of 29 remaining)
[2024-12-02 07:28:06,453 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (13 of 29 remaining)
[2024-12-02 07:28:06,453 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (12 of 29 remaining)
[2024-12-02 07:28:06,453 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (11 of 29 remaining)
[2024-12-02 07:28:06,453 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (10 of 29 remaining)
[2024-12-02 07:28:06,453 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (9 of 29 remaining)
[2024-12-02 07:28:06,453 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (8 of 29 remaining)
[2024-12-02 07:28:06,453 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (7 of 29 remaining)
[2024-12-02 07:28:06,453 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (6 of 29 remaining)
[2024-12-02 07:28:06,453 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (5 of 29 remaining)
[2024-12-02 07:28:06,453 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (4 of 29 remaining)
[2024-12-02 07:28:06,453 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (3 of 29 remaining)
[2024-12-02 07:28:06,453 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (2 of 29 remaining)
[2024-12-02 07:28:06,454 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (1 of 29 remaining)
[2024-12-02 07:28:06,454 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (0 of 29 remaining)
[2024-12-02 07:28:06,454 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11
[2024-12-02 07:28:06,454 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1]
[2024-12-02 07:28:06,480 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 3 thread instances
[2024-12-02 07:28:06,480 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-12-02 07:28:06,487 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 07:28:06 BasicIcfg
[2024-12-02 07:28:06,488 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-12-02 07:28:06,488 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-12-02 07:28:06,488 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-12-02 07:28:06,488 INFO L274 PluginConnector]: Witness Printer initialized
[2024-12-02 07:28:06,489 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:28:02" (3/4) ...
[2024-12-02 07:28:06,490 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample
[2024-12-02 07:28:06,529 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 11.
[2024-12-02 07:28:06,568 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbe75969-9cd4-48cc-b51c-624aa0910dcf/bin/uautomizer-verify-84ZbGMXZE1/witness.graphml
[2024-12-02 07:28:06,568 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbe75969-9cd4-48cc-b51c-624aa0910dcf/bin/uautomizer-verify-84ZbGMXZE1/witness.yml
[2024-12-02 07:28:06,568 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-12-02 07:28:06,569 INFO L158 Benchmark]: Toolchain (without parser) took 4457.32ms. Allocated memory was 142.6MB in the beginning and 478.2MB in the end (delta: 335.5MB). Free memory was 115.6MB in the beginning and 329.3MB in the end (delta: -213.7MB). Peak memory consumption was 124.4MB. Max. memory is 16.1GB.
[2024-12-02 07:28:06,569 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 07:28:06,569 INFO L158 Benchmark]: CACSL2BoogieTranslator took 355.98ms. Allocated memory is still 142.6MB. Free memory was 115.6MB in the beginning and 96.5MB in the end (delta: 19.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-12-02 07:28:06,570 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.82ms. Allocated memory is still 142.6MB. Free memory was 96.3MB in the beginning and 95.0MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-12-02 07:28:06,570 INFO L158 Benchmark]: Boogie Preprocessor took 15.13ms. Allocated memory is still 142.6MB. Free memory was 94.7MB in the beginning and 93.9MB in the end (delta: 796.8kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 07:28:06,570 INFO L158 Benchmark]: RCFGBuilder took 318.69ms. Allocated memory is still 142.6MB. Free memory was 93.9MB in the beginning and 79.0MB in the end (delta: 14.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-12-02 07:28:06,570 INFO L158 Benchmark]: TraceAbstraction took 3652.80ms. Allocated memory was 142.6MB in the beginning and 478.2MB in the end (delta: 335.5MB). Free memory was 78.5MB in the beginning and 337.6MB in the end (delta: -259.1MB). Peak memory consumption was 90.8MB. Max. memory is 16.1GB.
[2024-12-02 07:28:06,571 INFO L158 Benchmark]: Witness Printer took 79.81ms. Allocated memory is still 478.2MB. Free memory was 337.6MB in the beginning and 329.3MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-12-02 07:28:06,572 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 355.98ms. Allocated memory is still 142.6MB. Free memory was 115.6MB in the beginning and 96.5MB in the end (delta: 19.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 28.82ms. Allocated memory is still 142.6MB. Free memory was 96.3MB in the beginning and 95.0MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 15.13ms. Allocated memory is still 142.6MB. Free memory was 94.7MB in the beginning and 93.9MB in the end (delta: 796.8kB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 318.69ms. Allocated memory is still 142.6MB. Free memory was 93.9MB in the beginning and 79.0MB in the end (delta: 14.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* TraceAbstraction took 3652.80ms. Allocated memory was 142.6MB in the beginning and 478.2MB in the end (delta: 335.5MB). Free memory was 78.5MB in the beginning and 337.6MB in the end (delta: -259.1MB). Peak memory consumption was 90.8MB. Max. memory is 16.1GB.
* Witness Printer took 79.81ms. Allocated memory is still 478.2MB. Free memory was 337.6MB in the beginning and 329.3MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- DataRaceFoundResult [Line: 698]: Data race detected
Data race detected
The following path leads to a data race:
[L688] 0 unsigned int r = 0;
VAL [r=0]
[L689] 0 unsigned int s = 0;
VAL [r=0, s=0]
[L707] 0 pthread_t t;
VAL [r=0, s=0]
[L709] FCALL, FORK 0 pthread_create(&t, 0, thr1, 0)
VAL [r=0, s=0, t=-1]
[L709] FCALL, FORK 0 pthread_create(&t, 0, thr1, 0)
VAL [r=0, s=0, t=0]
[L696] 1 unsigned int l = 0;
VAL [\old(arg)={0:0}, arg={0:0}, l=0, r=0, s=0]
[L697] CALL 1 __VERIFIER_atomic_inc_r()
[L692] EXPR 1 r!=-1
[L692] CALL 1 assume_abort_if_not(r!=-1)
[L3] COND FALSE 1 !(!cond)
[L692] RET 1 assume_abort_if_not(r!=-1)
[L693] EXPR 1 r + 1
[L693] 1 r = r + 1
[L697] RET 1 __VERIFIER_atomic_inc_r()
[L698] 1 r == 1
VAL [\old(arg)={0:0}, arg={0:0}, l=0, r=1, s=0]
[L696] 2 unsigned int l = 0;
VAL [\old(arg)={0:0}, arg={0:0}, l=0, r=1, s=0]
[L697] CALL 2 __VERIFIER_atomic_inc_r()
[L692] EXPR 2 r!=-1
[L692] CALL 2 assume_abort_if_not(r!=-1)
[L3] COND FALSE 2 !(!cond)
[L692] RET 2 assume_abort_if_not(r!=-1)
[L693] EXPR 2 r + 1
[L693] 2 r = r + 1
[L697] RET 2 __VERIFIER_atomic_inc_r()
[L698] 1 r == 1
VAL [\old(arg)={0:0}, arg={0:0}, l=0, r=2, s=0]
Now there is a data race on ~r~0 between
C: r = r + 1 [693]
and
C: r == 1 [698]
- UnprovableResult [Line: 692]: Unable to prove that there are no data races
Unable to prove that there are no data races
Reason: Not analyzed.
- UnprovableResult [Line: 693]: Unable to prove that there are no data races
Unable to prove that there are no data races
Reason: Not analyzed.
- UnprovableResult [Line: 693]: Unable to prove that there are no data races
Unable to prove that there are no data races
Reason: Not analyzed.
- UnprovableResult [Line: 699]: Unable to prove that there are no data races
Unable to prove that there are no data races
Reason: Not analyzed.
- UnprovableResult [Line: 699]: Unable to prove that there are no data races
Unable to prove that there are no data races
Reason: Not analyzed.
- UnprovableResult [Line: 701]: Unable to prove that there are no data races
Unable to prove that there are no data races
Reason: Not analyzed.
- UnprovableResult [Line: 709]: Unable to prove that petrification did provide enough thread instances (tool internal message)
Unable to prove that petrification did provide enough thread instances (tool internal message)
Reason: Not analyzed.
- StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances
CFG has 3 procedures, 84 locations, 15 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: 0.5s, OverallIterations: 3, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 3 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 3 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=116occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 59 NumberOfCodeBlocks, 59 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 36 ConstructedInterpolants, 0 QuantifiedInterpolants, 38 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available
- StatisticsResult: Ultimate Automizer benchmark data with 2 thread instances
CFG has 4 procedures, 115 locations, 22 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: 0.4s, OverallIterations: 4, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 51 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 12 mSDsluCounter, 26 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 14 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 52 IncrementalHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 14 mSolverCounterUnsat, 26 mSDtfsCounter, 52 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=280occurred in iteration=3, InterpolantAutomatonStates: 8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 88 NumberOfCodeBlocks, 88 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 58 ConstructedInterpolants, 0 QuantifiedInterpolants, 62 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available
- StatisticsResult: Ultimate Automizer benchmark data with 3 thread instances
CFG has 5 procedures, 146 locations, 29 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: 2.6s, OverallIterations: 5, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 146 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 43 mSDsluCounter, 40 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 26 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 145 IncrementalHoareTripleChecker+Invalid, 171 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 26 mSolverCounterUnsat, 40 mSDtfsCounter, 145 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=532occurred in iteration=4, InterpolantAutomatonStates: 11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 117 NumberOfCodeBlocks, 117 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 84 ConstructedInterpolants, 0 QuantifiedInterpolants, 90 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available
RESULT: Ultimate proved your program to be incorrect!
[2024-12-02 07:28:06,589 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbe75969-9cd4-48cc-b51c-624aa0910dcf/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Writing human readable error path to file UltimateCounterExample.errorpath
Result:
FALSE(DATA-RACE)