./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-complex/safestack_relacy.i --full-output --architecture 32bit


--------------------------------------------------------------------------------


Checking for data races
Using default analysis
Version 2329fc70
Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-complex/safestack_relacy.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) )

 --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1d61eb304445c3cb39dfadfa4748d680ea5f0f4958f8bc176e8bc3c77c47e674
--- Real Ultimate output ---
[0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset.
This is Ultimate 0.2.2-dev-2329fc7
[2022-12-13 08:38:11,028 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2022-12-13 08:38:11,030 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2022-12-13 08:38:11,051 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2022-12-13 08:38:11,052 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2022-12-13 08:38:11,053 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2022-12-13 08:38:11,055 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2022-12-13 08:38:11,056 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2022-12-13 08:38:11,058 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2022-12-13 08:38:11,059 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2022-12-13 08:38:11,060 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2022-12-13 08:38:11,061 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2022-12-13 08:38:11,061 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2022-12-13 08:38:11,062 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2022-12-13 08:38:11,064 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2022-12-13 08:38:11,065 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2022-12-13 08:38:11,066 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2022-12-13 08:38:11,067 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2022-12-13 08:38:11,069 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2022-12-13 08:38:11,070 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2022-12-13 08:38:11,072 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2022-12-13 08:38:11,073 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2022-12-13 08:38:11,075 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2022-12-13 08:38:11,076 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2022-12-13 08:38:11,079 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2022-12-13 08:38:11,080 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2022-12-13 08:38:11,080 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2022-12-13 08:38:11,081 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2022-12-13 08:38:11,082 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2022-12-13 08:38:11,082 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2022-12-13 08:38:11,083 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2022-12-13 08:38:11,083 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2022-12-13 08:38:11,084 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2022-12-13 08:38:11,085 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2022-12-13 08:38:11,086 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2022-12-13 08:38:11,086 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2022-12-13 08:38:11,087 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2022-12-13 08:38:11,087 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2022-12-13 08:38:11,087 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2022-12-13 08:38:11,088 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2022-12-13 08:38:11,088 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2022-12-13 08:38:11,089 INFO  L101        SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/config/svcomp-DataRace-32bit-GemCutter_Default.epf
[2022-12-13 08:38:11,110 INFO  L113        SettingsManager]: Loading preferences was successful
[2022-12-13 08:38:11,110 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2022-12-13 08:38:11,110 INFO  L136        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2022-12-13 08:38:11,111 INFO  L138        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2022-12-13 08:38:11,111 INFO  L136        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2022-12-13 08:38:11,112 INFO  L138        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2022-12-13 08:38:11,112 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2022-12-13 08:38:11,112 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2022-12-13 08:38:11,113 INFO  L138        SettingsManager]:  * Use SBE=true
[2022-12-13 08:38:11,113 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2022-12-13 08:38:11,113 INFO  L138        SettingsManager]:  * sizeof long=4
[2022-12-13 08:38:11,113 INFO  L138        SettingsManager]:  * Check unreachability of error function in SV-COMP mode=false
[2022-12-13 08:38:11,113 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2022-12-13 08:38:11,113 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2022-12-13 08:38:11,114 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2022-12-13 08:38:11,114 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2022-12-13 08:38:11,114 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2022-12-13 08:38:11,114 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2022-12-13 08:38:11,114 INFO  L138        SettingsManager]:  * Check absence of data races in concurrent programs=true
[2022-12-13 08:38:11,114 INFO  L138        SettingsManager]:  * sizeof long double=12
[2022-12-13 08:38:11,115 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2022-12-13 08:38:11,115 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2022-12-13 08:38:11,115 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2022-12-13 08:38:11,115 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2022-12-13 08:38:11,115 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2022-12-13 08:38:11,115 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2022-12-13 08:38:11,116 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2022-12-13 08:38:11,116 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-12-13 08:38:11,116 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2022-12-13 08:38:11,116 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2022-12-13 08:38:11,121 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2022-12-13 08:38:11,121 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2022-12-13 08:38:11,121 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2022-12-13 08:38:11,121 INFO  L138        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2022-12-13 08:38:11,122 INFO  L138        SettingsManager]:  * Abstraction used for commutativity in POR=VARIABLES_GLOBAL
[2022-12-13 08:38:11,122 INFO  L138        SettingsManager]:  * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2022-12-13 08:38:11,122 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2022-12-13 08:38:11,122 INFO  L138        SettingsManager]:  * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE
[2022-12-13 08:38:11,122 INFO  L138        SettingsManager]:  * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER
[2022-12-13 08:38:11,122 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) )


Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter
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 -> 1d61eb304445c3cb39dfadfa4748d680ea5f0f4958f8bc176e8bc3c77c47e674
[2022-12-13 08:38:11,309 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2022-12-13 08:38:11,326 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2022-12-13 08:38:11,328 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2022-12-13 08:38:11,329 INFO  L271        PluginConnector]: Initializing CDTParser...
[2022-12-13 08:38:11,329 INFO  L275        PluginConnector]: CDTParser initialized
[2022-12-13 08:38:11,331 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/../../sv-benchmarks/c/pthread-complex/safestack_relacy.i
[2022-12-13 08:38:13,898 INFO  L500              CDTParser]: Created temporary CDT project at NULL
[2022-12-13 08:38:14,152 INFO  L351              CDTParser]: Found 1 translation units.
[2022-12-13 08:38:14,152 INFO  L172              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/sv-benchmarks/c/pthread-complex/safestack_relacy.i
[2022-12-13 08:38:14,170 INFO  L394              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/data/8ec7ad6f3/3fd2651e8f8f48a5a3987dec769b2174/FLAG62626d05e
[2022-12-13 08:38:14,464 INFO  L402              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/data/8ec7ad6f3/3fd2651e8f8f48a5a3987dec769b2174
[2022-12-13 08:38:14,468 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2022-12-13 08:38:14,470 INFO  L131        ToolchainWalker]: Walking toolchain with 6 elements.
[2022-12-13 08:38:14,474 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2022-12-13 08:38:14,474 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2022-12-13 08:38:14,482 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2022-12-13 08:38:14,483 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 08:38:14" (1/1) ...
[2022-12-13 08:38:14,485 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12f9fb1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:38:14, skipping insertion in model container
[2022-12-13 08:38:14,485 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 08:38:14" (1/1) ...
[2022-12-13 08:38:14,494 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2022-12-13 08:38:14,547 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2022-12-13 08:38:15,016 WARN  L623        FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin
[2022-12-13 08:38:15,020 WARN  L623        FunctionHandler]: Unknown extern function __VERIFIER_atomic_end
[2022-12-13 08:38:15,023 WARN  L623        FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin
[2022-12-13 08:38:15,024 WARN  L623        FunctionHandler]: Unknown extern function __VERIFIER_atomic_end
[2022-12-13 08:38:15,026 WARN  L623        FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin
[2022-12-13 08:38:15,028 WARN  L623        FunctionHandler]: Unknown extern function __VERIFIER_atomic_end
[2022-12-13 08:38:15,030 WARN  L623        FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin
[2022-12-13 08:38:15,031 WARN  L623        FunctionHandler]: Unknown extern function __VERIFIER_atomic_end
[2022-12-13 08:38:15,033 WARN  L623        FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin
[2022-12-13 08:38:15,035 WARN  L623        FunctionHandler]: Unknown extern function __VERIFIER_atomic_end
[2022-12-13 08:38:15,047 WARN  L237   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/sv-benchmarks/c/pthread-complex/safestack_relacy.i[78860,78873]
[2022-12-13 08:38:15,051 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2022-12-13 08:38:15,058 INFO  L203         MainTranslator]: Completed pre-run
[2022-12-13 08:38:15,091 WARN  L623        FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin
[2022-12-13 08:38:15,092 WARN  L623        FunctionHandler]: Unknown extern function __VERIFIER_atomic_end
[2022-12-13 08:38:15,093 WARN  L623        FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin
[2022-12-13 08:38:15,094 WARN  L623        FunctionHandler]: Unknown extern function __VERIFIER_atomic_end
[2022-12-13 08:38:15,095 WARN  L623        FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin
[2022-12-13 08:38:15,097 WARN  L623        FunctionHandler]: Unknown extern function __VERIFIER_atomic_end
[2022-12-13 08:38:15,098 WARN  L623        FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin
[2022-12-13 08:38:15,099 WARN  L623        FunctionHandler]: Unknown extern function __VERIFIER_atomic_end
[2022-12-13 08:38:15,099 WARN  L623        FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin
[2022-12-13 08:38:15,101 WARN  L623        FunctionHandler]: Unknown extern function __VERIFIER_atomic_end
[2022-12-13 08:38:15,108 WARN  L237   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/sv-benchmarks/c/pthread-complex/safestack_relacy.i[78860,78873]
[2022-12-13 08:38:15,111 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2022-12-13 08:38:15,180 INFO  L208         MainTranslator]: Completed translation
[2022-12-13 08:38:15,180 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:38:15 WrapperNode
[2022-12-13 08:38:15,180 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2022-12-13 08:38:15,181 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2022-12-13 08:38:15,181 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2022-12-13 08:38:15,181 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2022-12-13 08:38:15,186 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:38:15" (1/1) ...
[2022-12-13 08:38:15,204 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:38:15" (1/1) ...
[2022-12-13 08:38:15,232 INFO  L138                Inliner]: procedures = 481, calls = 74, calls flagged for inlining = 19, calls inlined = 19, statements flattened = 471
[2022-12-13 08:38:15,233 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2022-12-13 08:38:15,233 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2022-12-13 08:38:15,233 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2022-12-13 08:38:15,233 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2022-12-13 08:38:15,240 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:38:15" (1/1) ...
[2022-12-13 08:38:15,241 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:38:15" (1/1) ...
[2022-12-13 08:38:15,247 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:38:15" (1/1) ...
[2022-12-13 08:38:15,247 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:38:15" (1/1) ...
[2022-12-13 08:38:15,269 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:38:15" (1/1) ...
[2022-12-13 08:38:15,273 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:38:15" (1/1) ...
[2022-12-13 08:38:15,276 INFO  L185        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:38:15" (1/1) ...
[2022-12-13 08:38:15,279 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:38:15" (1/1) ...
[2022-12-13 08:38:15,283 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2022-12-13 08:38:15,284 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2022-12-13 08:38:15,284 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2022-12-13 08:38:15,284 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2022-12-13 08:38:15,285 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:38:15" (1/1) ...
[2022-12-13 08:38:15,290 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-12-13 08:38:15,299 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3
[2022-12-13 08:38:15,310 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2022-12-13 08:38:15,313 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2022-12-13 08:38:15,345 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2022-12-13 08:38:15,345 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2022-12-13 08:38:15,345 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2022-12-13 08:38:15,345 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2022-12-13 08:38:15,345 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2022-12-13 08:38:15,345 INFO  L130     BoogieDeclarations]: Found specification of procedure thread
[2022-12-13 08:38:15,345 INFO  L138     BoogieDeclarations]: Found implementation of procedure thread
[2022-12-13 08:38:15,345 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2022-12-13 08:38:15,345 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2022-12-13 08:38:15,345 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2022-12-13 08:38:15,345 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2022-12-13 08:38:15,346 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2022-12-13 08:38:15,347 WARN  L209             CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2022-12-13 08:38:15,594 INFO  L235             CfgBuilder]: Building ICFG
[2022-12-13 08:38:15,600 INFO  L261             CfgBuilder]: Building CFG for each procedure with an implementation
[2022-12-13 08:38:16,152 INFO  L276             CfgBuilder]: Performing block encoding
[2022-12-13 08:38:16,329 INFO  L295             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2022-12-13 08:38:16,330 INFO  L300             CfgBuilder]: Removed 7 assume(true) statements.
[2022-12-13 08:38:16,332 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 08:38:16 BoogieIcfgContainer
[2022-12-13 08:38:16,332 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2022-12-13 08:38:16,334 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2022-12-13 08:38:16,335 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2022-12-13 08:38:16,337 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2022-12-13 08:38:16,338 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 08:38:14" (1/3) ...
[2022-12-13 08:38:16,338 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b9649f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 08:38:16, skipping insertion in model container
[2022-12-13 08:38:16,338 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:38:15" (2/3) ...
[2022-12-13 08:38:16,339 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b9649f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 08:38:16, skipping insertion in model container
[2022-12-13 08:38:16,339 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 08:38:16" (3/3) ...
[2022-12-13 08:38:16,340 INFO  L112   eAbstractionObserver]: Analyzing ICFG safestack_relacy.i
[2022-12-13 08:38:16,349 WARN  L145   ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2022-12-13 08:38:16,359 INFO  L203   ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2022-12-13 08:38:16,359 INFO  L162   ceAbstractionStarter]: Applying trace abstraction to program that has 32 error locations.
[2022-12-13 08:38:16,359 INFO  L515   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2022-12-13 08:38:16,471 INFO  L144    ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions.
[2022-12-13 08:38:16,508 INFO  L100   denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2022-12-13 08:38:16,508 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2022-12-13 08:38:16,508 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3
[2022-12-13 08:38:16,510 INFO  L229       MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null)
[2022-12-13 08:38:16,511 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process
[2022-12-13 08:38:16,543 INFO  L159   artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations.
[2022-12-13 08:38:16,552 INFO  L356      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == threadThread1of1ForFork0 ========
[2022-12-13 08:38:16,556 INFO  L357      AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6f9d1447, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2022-12-13 08:38:16,556 INFO  L358      AbstractCegarLoop]: Starting to check reachability of 27 error locations.
[2022-12-13 08:38:16,909 INFO  L420      AbstractCegarLoop]: === Iteration 1 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [threadErr14ASSERT_VIOLATIONDATA_RACE, threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr15ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE (and 23 more)] ===
[2022-12-13 08:38:16,914 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-12-13 08:38:16,914 INFO  L85        PathProgramCache]: Analyzing trace with hash 474297230, now seen corresponding path program 1 times
[2022-12-13 08:38:16,922 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-12-13 08:38:16,922 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1951932657]
[2022-12-13 08:38:16,923 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-12-13 08:38:16,923 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-12-13 08:38:17,080 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-12-13 08:38:17,341 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-12-13 08:38:17,342 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-12-13 08:38:17,342 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1951932657]
[2022-12-13 08:38:17,342 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1951932657] provided 1 perfect and 0 imperfect interpolant sequences
[2022-12-13 08:38:17,342 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-12-13 08:38:17,343 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2022-12-13 08:38:17,344 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624894679]
[2022-12-13 08:38:17,344 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-12-13 08:38:17,347 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2022-12-13 08:38:17,348 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-12-13 08:38:17,365 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2022-12-13 08:38:17,366 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2022-12-13 08:38:17,366 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:38:17,371 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-12-13 08:38:17,371 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 5 states, 5 states have (on average 16.8) internal successors, (84), 5 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-12-13 08:38:17,371 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:38:17,457 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:38:17,457 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2022-12-13 08:38:17,457 INFO  L420      AbstractCegarLoop]: === Iteration 2 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [threadErr14ASSERT_VIOLATIONDATA_RACE, threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr15ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE (and 23 more)] ===
[2022-12-13 08:38:17,458 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-12-13 08:38:17,458 INFO  L85        PathProgramCache]: Analyzing trace with hash -747959737, now seen corresponding path program 1 times
[2022-12-13 08:38:17,458 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-12-13 08:38:17,458 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1184625082]
[2022-12-13 08:38:17,459 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-12-13 08:38:17,459 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-12-13 08:38:17,504 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-12-13 08:38:17,866 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-12-13 08:38:17,866 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-12-13 08:38:17,866 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1184625082]
[2022-12-13 08:38:17,866 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1184625082] provided 0 perfect and 1 imperfect interpolant sequences
[2022-12-13 08:38:17,867 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1176794876]
[2022-12-13 08:38:17,867 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-12-13 08:38:17,867 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2022-12-13 08:38:17,867 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3
[2022-12-13 08:38:17,888 INFO  L229       MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2022-12-13 08:38:17,889 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2022-12-13 08:38:18,030 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-12-13 08:38:18,032 INFO  L263         TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 6 conjunts are in the unsatisfiable core
[2022-12-13 08:38:18,038 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2022-12-13 08:38:18,140 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-12-13 08:38:18,140 INFO  L328         TraceCheckSpWp]: Computing backward predicates...
[2022-12-13 08:38:18,219 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-12-13 08:38:18,219 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1176794876] provided 0 perfect and 2 imperfect interpolant sequences
[2022-12-13 08:38:18,219 INFO  L184   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2022-12-13 08:38:18,219 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 15
[2022-12-13 08:38:18,220 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83333435]
[2022-12-13 08:38:18,220 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2022-12-13 08:38:18,221 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 15 states
[2022-12-13 08:38:18,222 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-12-13 08:38:18,223 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants.
[2022-12-13 08:38:18,223 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210
[2022-12-13 08:38:18,223 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:38:18,225 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-12-13 08:38:18,225 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 15 states, 15 states have (on average 9.266666666666667) internal successors, (139), 15 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-12-13 08:38:18,225 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:38:18,225 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:38:18,344 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:38:18,344 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2022-12-13 08:38:18,351 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0
[2022-12-13 08:38:18,545 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2022-12-13 08:38:18,546 INFO  L420      AbstractCegarLoop]: === Iteration 3 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [threadErr14ASSERT_VIOLATIONDATA_RACE, threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr15ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE (and 23 more)] ===
[2022-12-13 08:38:18,546 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-12-13 08:38:18,547 INFO  L85        PathProgramCache]: Analyzing trace with hash -1295780370, now seen corresponding path program 2 times
[2022-12-13 08:38:18,547 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-12-13 08:38:18,547 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462607247]
[2022-12-13 08:38:18,547 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-12-13 08:38:18,547 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-12-13 08:38:18,579 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-12-13 08:38:19,043 INFO  L134       CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked.
[2022-12-13 08:38:19,043 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-12-13 08:38:19,043 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462607247]
[2022-12-13 08:38:19,043 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [462607247] provided 1 perfect and 0 imperfect interpolant sequences
[2022-12-13 08:38:19,043 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-12-13 08:38:19,044 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2022-12-13 08:38:19,044 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [46409868]
[2022-12-13 08:38:19,044 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-12-13 08:38:19,044 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2022-12-13 08:38:19,045 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-12-13 08:38:19,045 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2022-12-13 08:38:19,046 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30
[2022-12-13 08:38:19,046 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:38:19,047 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-12-13 08:38:19,047 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 5 states have (on average 19.0) internal successors, (95), 6 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-12-13 08:38:19,047 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:38:19,047 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. 
[2022-12-13 08:38:19,047 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:38:19,255 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:38:19,255 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2022-12-13 08:38:19,255 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:38:19,256 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2022-12-13 08:38:19,256 INFO  L420      AbstractCegarLoop]: === Iteration 4 === Targeting threadErr14ASSERT_VIOLATIONDATA_RACE === [threadErr14ASSERT_VIOLATIONDATA_RACE, threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr15ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE (and 23 more)] ===
[2022-12-13 08:38:19,256 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-12-13 08:38:19,256 INFO  L85        PathProgramCache]: Analyzing trace with hash -2108517682, now seen corresponding path program 1 times
[2022-12-13 08:38:19,257 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-12-13 08:38:19,257 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1876729234]
[2022-12-13 08:38:19,257 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-12-13 08:38:19,257 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-12-13 08:38:19,286 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-12-13 08:38:19,362 INFO  L134       CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked.
[2022-12-13 08:38:19,362 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-12-13 08:38:19,362 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1876729234]
[2022-12-13 08:38:19,362 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1876729234] provided 1 perfect and 0 imperfect interpolant sequences
[2022-12-13 08:38:19,362 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-12-13 08:38:19,363 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2022-12-13 08:38:19,363 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [27285154]
[2022-12-13 08:38:19,363 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-12-13 08:38:19,364 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2022-12-13 08:38:19,364 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-12-13 08:38:19,364 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2022-12-13 08:38:19,365 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2022-12-13 08:38:19,365 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:38:19,365 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-12-13 08:38:19,366 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 5 states, 5 states have (on average 23.2) internal successors, (116), 5 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-12-13 08:38:19,366 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:38:19,366 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. 
[2022-12-13 08:38:19,366 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:38:19,366 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:38:22,522 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:38:22,522 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2022-12-13 08:38:22,522 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:38:22,523 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:38:22,523 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2022-12-13 08:38:22,523 INFO  L420      AbstractCegarLoop]: === Iteration 5 === Targeting threadErr14ASSERT_VIOLATIONDATA_RACE === [threadErr14ASSERT_VIOLATIONDATA_RACE, threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr15ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE (and 23 more)] ===
[2022-12-13 08:38:22,524 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-12-13 08:38:22,524 INFO  L85        PathProgramCache]: Analyzing trace with hash 532160029, now seen corresponding path program 1 times
[2022-12-13 08:38:22,524 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-12-13 08:38:22,524 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538810230]
[2022-12-13 08:38:22,524 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-12-13 08:38:22,524 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-12-13 08:38:22,576 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-12-13 08:38:23,238 INFO  L134       CoverageAnalysis]: Checked inductivity of 40 backedges. 12 proven. 15 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked.
[2022-12-13 08:38:23,238 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-12-13 08:38:23,238 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538810230]
[2022-12-13 08:38:23,238 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1538810230] provided 0 perfect and 1 imperfect interpolant sequences
[2022-12-13 08:38:23,239 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [643874802]
[2022-12-13 08:38:23,239 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-12-13 08:38:23,239 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2022-12-13 08:38:23,239 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3
[2022-12-13 08:38:23,240 INFO  L229       MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2022-12-13 08:38:23,241 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process
[2022-12-13 08:38:23,457 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-12-13 08:38:23,462 INFO  L263         TraceCheckSpWp]: Trace formula consists of 857 conjuncts, 28 conjunts are in the unsatisfiable core
[2022-12-13 08:38:23,466 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2022-12-13 08:38:23,988 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7
[2022-12-13 08:38:24,004 INFO  L134       CoverageAnalysis]: Checked inductivity of 40 backedges. 12 proven. 15 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked.
[2022-12-13 08:38:24,004 INFO  L328         TraceCheckSpWp]: Computing backward predicates...
[2022-12-13 08:38:24,174 INFO  L321             Elim1Store]: treesize reduction 4, result has 69.2 percent of original size
[2022-12-13 08:38:24,174 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 16
[2022-12-13 08:38:24,189 INFO  L134       CoverageAnalysis]: Checked inductivity of 40 backedges. 12 proven. 15 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked.
[2022-12-13 08:38:24,189 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleZ3 [643874802] provided 0 perfect and 2 imperfect interpolant sequences
[2022-12-13 08:38:24,190 INFO  L184   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2022-12-13 08:38:24,190 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14, 13] total 26
[2022-12-13 08:38:24,190 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683946361]
[2022-12-13 08:38:24,190 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2022-12-13 08:38:24,190 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 26 states
[2022-12-13 08:38:24,191 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-12-13 08:38:24,191 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants.
[2022-12-13 08:38:24,192 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=575, Unknown=0, NotChecked=0, Total=650
[2022-12-13 08:38:24,192 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:38:24,192 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-12-13 08:38:24,193 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 26 states, 26 states have (on average 12.5) internal successors, (325), 26 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-12-13 08:38:24,193 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:38:24,193 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. 
[2022-12-13 08:38:24,193 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:38:24,193 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:38:24,193 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:38:27,452 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:38:27,452 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2022-12-13 08:38:27,453 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:38:27,453 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:38:27,453 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. 
[2022-12-13 08:38:27,460 INFO  L552       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0
[2022-12-13 08:38:27,654 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2022-12-13 08:38:27,655 INFO  L420      AbstractCegarLoop]: === Iteration 6 === Targeting threadErr14ASSERT_VIOLATIONDATA_RACE === [threadErr14ASSERT_VIOLATIONDATA_RACE, threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr15ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE (and 23 more)] ===
[2022-12-13 08:38:27,656 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-12-13 08:38:27,657 INFO  L85        PathProgramCache]: Analyzing trace with hash -1286709526, now seen corresponding path program 1 times
[2022-12-13 08:38:27,658 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-12-13 08:38:27,659 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549917726]
[2022-12-13 08:38:27,659 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-12-13 08:38:27,660 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-12-13 08:38:27,747 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-12-13 08:38:28,471 INFO  L134       CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked.
[2022-12-13 08:38:28,471 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-12-13 08:38:28,472 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [549917726]
[2022-12-13 08:38:28,472 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [549917726] provided 1 perfect and 0 imperfect interpolant sequences
[2022-12-13 08:38:28,472 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-12-13 08:38:28,472 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2022-12-13 08:38:28,472 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144416896]
[2022-12-13 08:38:28,472 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-12-13 08:38:28,473 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2022-12-13 08:38:28,473 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-12-13 08:38:28,474 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2022-12-13 08:38:28,474 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30
[2022-12-13 08:38:28,474 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:38:28,475 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-12-13 08:38:28,475 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 5 states have (on average 37.4) internal successors, (187), 6 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-12-13 08:38:28,475 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:38:28,475 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. 
[2022-12-13 08:38:28,475 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:38:28,475 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:38:28,475 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. 
[2022-12-13 08:38:28,476 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:38:30,679 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:38:30,679 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2022-12-13 08:38:30,680 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:38:30,680 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:38:30,680 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. 
[2022-12-13 08:38:30,680 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:38:30,680 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2022-12-13 08:38:30,680 INFO  L420      AbstractCegarLoop]: === Iteration 7 === Targeting threadErr15ASSERT_VIOLATIONDATA_RACE === [threadErr14ASSERT_VIOLATIONDATA_RACE, threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr15ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE (and 23 more)] ===
[2022-12-13 08:38:30,680 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-12-13 08:38:30,681 INFO  L85        PathProgramCache]: Analyzing trace with hash 2095029480, now seen corresponding path program 1 times
[2022-12-13 08:38:30,681 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-12-13 08:38:30,681 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [567659640]
[2022-12-13 08:38:30,681 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-12-13 08:38:30,681 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-12-13 08:38:30,742 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-12-13 08:38:31,316 INFO  L134       CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked.
[2022-12-13 08:38:31,317 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-12-13 08:38:31,317 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [567659640]
[2022-12-13 08:38:31,317 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [567659640] provided 1 perfect and 0 imperfect interpolant sequences
[2022-12-13 08:38:31,317 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-12-13 08:38:31,317 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2022-12-13 08:38:31,317 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [499543251]
[2022-12-13 08:38:31,318 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-12-13 08:38:31,318 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2022-12-13 08:38:31,318 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-12-13 08:38:31,319 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2022-12-13 08:38:31,319 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30
[2022-12-13 08:38:31,319 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:38:31,320 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-12-13 08:38:31,320 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 5 states have (on average 38.8) internal successors, (194), 6 states have internal predecessors, (194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-12-13 08:38:31,320 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:38:31,320 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. 
[2022-12-13 08:38:31,320 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:38:31,320 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:38:31,320 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. 
[2022-12-13 08:38:31,320 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:38:31,320 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:38:31,769 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:38:31,769 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2022-12-13 08:38:31,769 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:38:31,769 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:38:31,769 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. 
[2022-12-13 08:38:31,769 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:38:31,770 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:38:31,770 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2022-12-13 08:38:31,770 INFO  L420      AbstractCegarLoop]: === Iteration 8 === Targeting threadErr17ASSERT_VIOLATIONDATA_RACE === [threadErr14ASSERT_VIOLATIONDATA_RACE, threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr15ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE (and 23 more)] ===
[2022-12-13 08:38:31,770 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-12-13 08:38:31,770 INFO  L85        PathProgramCache]: Analyzing trace with hash 765710074, now seen corresponding path program 1 times
[2022-12-13 08:38:31,771 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-12-13 08:38:31,771 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726499755]
[2022-12-13 08:38:31,771 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-12-13 08:38:31,771 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-12-13 08:38:31,822 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-12-13 08:38:32,472 INFO  L134       CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked.
[2022-12-13 08:38:32,472 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-12-13 08:38:32,472 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726499755]
[2022-12-13 08:38:32,472 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [726499755] provided 1 perfect and 0 imperfect interpolant sequences
[2022-12-13 08:38:32,472 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-12-13 08:38:32,473 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2022-12-13 08:38:32,473 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048197705]
[2022-12-13 08:38:32,473 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-12-13 08:38:32,473 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2022-12-13 08:38:32,474 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-12-13 08:38:32,474 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2022-12-13 08:38:32,475 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30
[2022-12-13 08:38:32,475 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:38:32,475 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-12-13 08:38:32,476 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 5 states have (on average 45.0) internal successors, (225), 6 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-12-13 08:38:32,476 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:38:32,476 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. 
[2022-12-13 08:38:32,476 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:38:32,476 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:38:32,476 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. 
[2022-12-13 08:38:32,476 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:38:32,476 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:38:32,476 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:39:03,179 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:39:03,179 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2022-12-13 08:39:03,179 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:39:03,180 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:39:03,180 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. 
[2022-12-13 08:39:03,180 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:39:03,180 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:39:03,180 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:39:03,180 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2022-12-13 08:39:03,180 INFO  L420      AbstractCegarLoop]: === Iteration 9 === Targeting threadErr14ASSERT_VIOLATIONDATA_RACE === [threadErr14ASSERT_VIOLATIONDATA_RACE, threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr15ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE (and 23 more)] ===
[2022-12-13 08:39:03,181 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-12-13 08:39:03,181 INFO  L85        PathProgramCache]: Analyzing trace with hash -2039195582, now seen corresponding path program 1 times
[2022-12-13 08:39:03,181 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-12-13 08:39:03,181 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200640313]
[2022-12-13 08:39:03,181 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-12-13 08:39:03,182 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-12-13 08:39:03,313 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-12-13 08:39:03,764 INFO  L134       CoverageAnalysis]: Checked inductivity of 848 backedges. 432 proven. 1 refuted. 0 times theorem prover too weak. 415 trivial. 0 not checked.
[2022-12-13 08:39:03,764 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-12-13 08:39:03,764 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200640313]
[2022-12-13 08:39:03,764 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1200640313] provided 0 perfect and 1 imperfect interpolant sequences
[2022-12-13 08:39:03,764 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2031952138]
[2022-12-13 08:39:03,764 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-12-13 08:39:03,764 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2022-12-13 08:39:03,765 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3
[2022-12-13 08:39:03,765 INFO  L229       MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2022-12-13 08:39:03,766 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process
[2022-12-13 08:39:04,400 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-12-13 08:39:04,413 INFO  L263         TraceCheckSpWp]: Trace formula consists of 3761 conjuncts, 3 conjunts are in the unsatisfiable core
[2022-12-13 08:39:04,420 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2022-12-13 08:39:04,589 INFO  L134       CoverageAnalysis]: Checked inductivity of 848 backedges. 432 proven. 1 refuted. 0 times theorem prover too weak. 415 trivial. 0 not checked.
[2022-12-13 08:39:04,589 INFO  L328         TraceCheckSpWp]: Computing backward predicates...
[2022-12-13 08:39:04,762 INFO  L134       CoverageAnalysis]: Checked inductivity of 848 backedges. 432 proven. 1 refuted. 0 times theorem prover too weak. 415 trivial. 0 not checked.
[2022-12-13 08:39:04,762 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleZ3 [2031952138] provided 0 perfect and 2 imperfect interpolant sequences
[2022-12-13 08:39:04,762 INFO  L184   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2022-12-13 08:39:04,762 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6
[2022-12-13 08:39:04,763 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351815500]
[2022-12-13 08:39:04,763 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2022-12-13 08:39:04,763 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2022-12-13 08:39:04,764 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-12-13 08:39:04,764 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2022-12-13 08:39:04,764 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30
[2022-12-13 08:39:04,764 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:39:04,765 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-12-13 08:39:04,766 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 6 states have (on average 133.0) internal successors, (798), 6 states have internal predecessors, (798), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-12-13 08:39:04,766 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:39:04,766 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. 
[2022-12-13 08:39:04,766 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:39:04,766 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:39:04,766 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. 
[2022-12-13 08:39:04,766 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:39:04,766 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:39:04,766 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:39:04,766 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:39:17,361 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:39:17,361 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2022-12-13 08:39:17,362 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:39:17,362 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:39:17,362 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. 
[2022-12-13 08:39:17,362 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:39:17,362 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:39:17,362 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:39:17,362 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2022-12-13 08:39:17,364 INFO  L805   garLoopResultBuilder]: Registering result SAFE for location threadErr14ASSERT_VIOLATIONDATA_RACE (26 of 27 remaining)
[2022-12-13 08:39:17,365 INFO  L805   garLoopResultBuilder]: Registering result SAFE for location threadErr0ASSERT_VIOLATIONDATA_RACE (25 of 27 remaining)
[2022-12-13 08:39:17,365 INFO  L805   garLoopResultBuilder]: Registering result SAFE for location threadErr15ASSERT_VIOLATIONDATA_RACE (24 of 27 remaining)
[2022-12-13 08:39:17,365 INFO  L805   garLoopResultBuilder]: Registering result SAFE for location threadErr1ASSERT_VIOLATIONDATA_RACE (23 of 27 remaining)
[2022-12-13 08:39:17,365 INFO  L805   garLoopResultBuilder]: Registering result SAFE for location threadErr16ASSERT_VIOLATIONDATA_RACE (22 of 27 remaining)
[2022-12-13 08:39:17,365 INFO  L805   garLoopResultBuilder]: Registering result SAFE for location threadErr17ASSERT_VIOLATIONDATA_RACE (21 of 27 remaining)
[2022-12-13 08:39:17,365 INFO  L805   garLoopResultBuilder]: Registering result SAFE for location threadErr2ASSERT_VIOLATIONDATA_RACE (20 of 27 remaining)
[2022-12-13 08:39:17,365 INFO  L805   garLoopResultBuilder]: Registering result SAFE for location threadErr3ASSERT_VIOLATIONDATA_RACE (19 of 27 remaining)
[2022-12-13 08:39:17,365 INFO  L805   garLoopResultBuilder]: Registering result SAFE for location threadErr24ASSERT_VIOLATIONDATA_RACE (18 of 27 remaining)
[2022-12-13 08:39:17,365 INFO  L805   garLoopResultBuilder]: Registering result SAFE for location threadErr25ASSERT_VIOLATIONDATA_RACE (17 of 27 remaining)
[2022-12-13 08:39:17,366 INFO  L805   garLoopResultBuilder]: Registering result SAFE for location threadErr26ASSERT_VIOLATIONDATA_RACE (16 of 27 remaining)
[2022-12-13 08:39:17,366 INFO  L805   garLoopResultBuilder]: Registering result SAFE for location threadErr18ASSERT_VIOLATIONDATA_RACE (15 of 27 remaining)
[2022-12-13 08:39:17,366 INFO  L805   garLoopResultBuilder]: Registering result SAFE for location threadErr19ASSERT_VIOLATIONDATA_RACE (14 of 27 remaining)
[2022-12-13 08:39:17,366 INFO  L805   garLoopResultBuilder]: Registering result SAFE for location threadErr20ASSERT_VIOLATIONDATA_RACE (13 of 27 remaining)
[2022-12-13 08:39:17,366 INFO  L805   garLoopResultBuilder]: Registering result SAFE for location threadErr21ASSERT_VIOLATIONDATA_RACE (12 of 27 remaining)
[2022-12-13 08:39:17,366 INFO  L805   garLoopResultBuilder]: Registering result SAFE for location threadErr22ASSERT_VIOLATIONDATA_RACE (11 of 27 remaining)
[2022-12-13 08:39:17,366 INFO  L805   garLoopResultBuilder]: Registering result SAFE for location threadErr23ASSERT_VIOLATIONDATA_RACE (10 of 27 remaining)
[2022-12-13 08:39:17,366 INFO  L805   garLoopResultBuilder]: Registering result SAFE for location threadErr4ASSERT_VIOLATIONDATA_RACE (9 of 27 remaining)
[2022-12-13 08:39:17,367 INFO  L805   garLoopResultBuilder]: Registering result SAFE for location threadErr5ASSERT_VIOLATIONDATA_RACE (8 of 27 remaining)
[2022-12-13 08:39:17,367 INFO  L805   garLoopResultBuilder]: Registering result SAFE for location threadErr6ASSERT_VIOLATIONDATA_RACE (7 of 27 remaining)
[2022-12-13 08:39:17,367 INFO  L805   garLoopResultBuilder]: Registering result SAFE for location threadErr7ASSERT_VIOLATIONDATA_RACE (6 of 27 remaining)
[2022-12-13 08:39:17,367 INFO  L805   garLoopResultBuilder]: Registering result SAFE for location threadErr8ASSERT_VIOLATIONDATA_RACE (5 of 27 remaining)
[2022-12-13 08:39:17,367 INFO  L805   garLoopResultBuilder]: Registering result SAFE for location threadErr9ASSERT_VIOLATIONDATA_RACE (4 of 27 remaining)
[2022-12-13 08:39:17,367 INFO  L805   garLoopResultBuilder]: Registering result SAFE for location threadErr10ASSERT_VIOLATIONDATA_RACE (3 of 27 remaining)
[2022-12-13 08:39:17,367 INFO  L805   garLoopResultBuilder]: Registering result SAFE for location threadErr11ASSERT_VIOLATIONDATA_RACE (2 of 27 remaining)
[2022-12-13 08:39:17,367 INFO  L805   garLoopResultBuilder]: Registering result SAFE for location threadErr12ASSERT_VIOLATIONDATA_RACE (1 of 27 remaining)
[2022-12-13 08:39:17,367 INFO  L805   garLoopResultBuilder]: Registering result SAFE for location threadErr13ASSERT_VIOLATIONDATA_RACE (0 of 27 remaining)
[2022-12-13 08:39:17,376 INFO  L552       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0
[2022-12-13 08:39:17,568 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8
[2022-12-13 08:39:17,580 INFO  L445         BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1]
[2022-12-13 08:39:17,581 INFO  L307   ceAbstractionStarter]: Result for error location threadThread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (1/2)
[2022-12-13 08:39:17,585 INFO  L100   denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2022-12-13 08:39:17,585 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2022-12-13 08:39:17,586 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3
[2022-12-13 08:39:17,586 INFO  L229       MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null)
[2022-12-13 08:39:17,587 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Waiting until timeout for monitored process
[2022-12-13 08:39:17,591 INFO  L159   artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations.
[2022-12-13 08:39:17,591 INFO  L356      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ========
[2022-12-13 08:39:17,592 INFO  L357      AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6f9d1447, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2022-12-13 08:39:17,592 INFO  L358      AbstractCegarLoop]: Starting to check reachability of 6 error locations.
[2022-12-13 08:39:17,612 INFO  L420      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 3 more)] ===
[2022-12-13 08:39:17,613 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-12-13 08:39:17,613 INFO  L85        PathProgramCache]: Analyzing trace with hash -764764522, now seen corresponding path program 1 times
[2022-12-13 08:39:17,613 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-12-13 08:39:17,613 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059667354]
[2022-12-13 08:39:17,613 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-12-13 08:39:17,613 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-12-13 08:39:17,635 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-12-13 08:39:17,684 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-12-13 08:39:17,684 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-12-13 08:39:17,684 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2059667354]
[2022-12-13 08:39:17,684 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2059667354] provided 1 perfect and 0 imperfect interpolant sequences
[2022-12-13 08:39:17,684 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-12-13 08:39:17,684 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2022-12-13 08:39:17,684 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544461855]
[2022-12-13 08:39:17,684 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-12-13 08:39:17,684 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2022-12-13 08:39:17,684 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-12-13 08:39:17,685 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2022-12-13 08:39:17,685 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2022-12-13 08:39:17,685 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:39:17,685 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-12-13 08:39:17,685 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 2 states, 1 states have (on average 39.0) internal successors, (39), 2 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-12-13 08:39:17,685 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:39:17,795 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:39:17,795 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9
[2022-12-13 08:39:17,795 INFO  L420      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 3 more)] ===
[2022-12-13 08:39:17,796 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-12-13 08:39:17,796 INFO  L85        PathProgramCache]: Analyzing trace with hash 196968391, now seen corresponding path program 1 times
[2022-12-13 08:39:17,796 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-12-13 08:39:17,796 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499549250]
[2022-12-13 08:39:17,796 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-12-13 08:39:17,796 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-12-13 08:39:17,810 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-12-13 08:39:17,866 INFO  L134       CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.
[2022-12-13 08:39:17,866 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-12-13 08:39:17,866 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [499549250]
[2022-12-13 08:39:17,866 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [499549250] provided 1 perfect and 0 imperfect interpolant sequences
[2022-12-13 08:39:17,866 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-12-13 08:39:17,866 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2022-12-13 08:39:17,866 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691182978]
[2022-12-13 08:39:17,866 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-12-13 08:39:17,867 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2022-12-13 08:39:17,867 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-12-13 08:39:17,867 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2022-12-13 08:39:17,867 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2022-12-13 08:39:17,867 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:39:17,868 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-12-13 08:39:17,868 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-12-13 08:39:17,868 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:39:17,868 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:39:17,910 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:39:17,911 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:39:17,911 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10
[2022-12-13 08:39:17,911 INFO  L420      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 3 more)] ===
[2022-12-13 08:39:17,911 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-12-13 08:39:17,911 INFO  L85        PathProgramCache]: Analyzing trace with hash -1380277586, now seen corresponding path program 1 times
[2022-12-13 08:39:17,911 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-12-13 08:39:17,911 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1931357344]
[2022-12-13 08:39:17,911 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-12-13 08:39:17,911 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-12-13 08:39:17,925 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-12-13 08:39:18,008 INFO  L134       CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.
[2022-12-13 08:39:18,008 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-12-13 08:39:18,008 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1931357344]
[2022-12-13 08:39:18,009 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1931357344] provided 0 perfect and 1 imperfect interpolant sequences
[2022-12-13 08:39:18,009 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [896825838]
[2022-12-13 08:39:18,009 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-12-13 08:39:18,009 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2022-12-13 08:39:18,009 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3
[2022-12-13 08:39:18,010 INFO  L229       MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2022-12-13 08:39:18,010 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process
[2022-12-13 08:39:18,182 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-12-13 08:39:18,184 INFO  L263         TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 6 conjunts are in the unsatisfiable core
[2022-12-13 08:39:18,185 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2022-12-13 08:39:18,236 INFO  L134       CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.
[2022-12-13 08:39:18,236 INFO  L328         TraceCheckSpWp]: Computing backward predicates...
[2022-12-13 08:39:18,281 INFO  L134       CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.
[2022-12-13 08:39:18,281 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleZ3 [896825838] provided 0 perfect and 2 imperfect interpolant sequences
[2022-12-13 08:39:18,282 INFO  L184   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2022-12-13 08:39:18,282 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 15
[2022-12-13 08:39:18,282 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98103839]
[2022-12-13 08:39:18,282 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2022-12-13 08:39:18,283 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 15 states
[2022-12-13 08:39:18,283 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-12-13 08:39:18,283 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants.
[2022-12-13 08:39:18,283 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210
[2022-12-13 08:39:18,284 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:39:18,284 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-12-13 08:39:18,284 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 15 states, 15 states have (on average 8.266666666666667) internal successors, (124), 15 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-12-13 08:39:18,285 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:39:18,285 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:39:18,285 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:39:18,357 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:39:18,357 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:39:18,358 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2022-12-13 08:39:18,363 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0
[2022-12-13 08:39:18,558 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2022-12-13 08:39:18,559 INFO  L420      AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 3 more)] ===
[2022-12-13 08:39:18,559 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-12-13 08:39:18,559 INFO  L85        PathProgramCache]: Analyzing trace with hash 1692432743, now seen corresponding path program 2 times
[2022-12-13 08:39:18,559 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-12-13 08:39:18,560 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [562327326]
[2022-12-13 08:39:18,560 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-12-13 08:39:18,560 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-12-13 08:39:18,584 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-12-13 08:39:18,584 INFO  L356             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-12-13 08:39:18,597 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-12-13 08:39:18,621 INFO  L130   FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-12-13 08:39:18,622 INFO  L360         BasicCegarLoop]: Counterexample is feasible
[2022-12-13 08:39:18,622 INFO  L805   garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (5 of 6 remaining)
[2022-12-13 08:39:18,622 INFO  L805   garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (4 of 6 remaining)
[2022-12-13 08:39:18,622 INFO  L805   garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (3 of 6 remaining)
[2022-12-13 08:39:18,622 INFO  L805   garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (2 of 6 remaining)
[2022-12-13 08:39:18,622 INFO  L805   garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (1 of 6 remaining)
[2022-12-13 08:39:18,622 INFO  L805   garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (0 of 6 remaining)
[2022-12-13 08:39:18,623 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12
[2022-12-13 08:39:18,625 INFO  L445         BasicCegarLoop]: Path program histogram: [2, 1, 1]
[2022-12-13 08:39:18,625 INFO  L307   ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN (2/2)
[2022-12-13 08:39:18,626 WARN  L233   ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis
[2022-12-13 08:39:18,626 INFO  L515   ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances.
[2022-12-13 08:39:18,690 INFO  L144    ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions.
[2022-12-13 08:39:18,694 INFO  L100   denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2022-12-13 08:39:18,694 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2022-12-13 08:39:18,694 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3
[2022-12-13 08:39:18,695 INFO  L229       MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null)
[2022-12-13 08:39:18,696 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (8)] Waiting until timeout for monitored process
[2022-12-13 08:39:18,699 INFO  L159   artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations.
[2022-12-13 08:39:18,699 INFO  L356      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == threadThread1of2ForFork0 ========
[2022-12-13 08:39:18,699 INFO  L357      AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6f9d1447, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2022-12-13 08:39:18,699 INFO  L358      AbstractCegarLoop]: Starting to check reachability of 27 error locations.
[2022-12-13 08:39:18,934 INFO  L420      AbstractCegarLoop]: === Iteration 1 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [threadErr14ASSERT_VIOLATIONDATA_RACE, threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr15ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE (and 23 more)] ===
[2022-12-13 08:39:18,934 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-12-13 08:39:18,934 INFO  L85        PathProgramCache]: Analyzing trace with hash -1137903910, now seen corresponding path program 1 times
[2022-12-13 08:39:18,934 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-12-13 08:39:18,934 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139679549]
[2022-12-13 08:39:18,934 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-12-13 08:39:18,934 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-12-13 08:39:18,951 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-12-13 08:39:19,027 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-12-13 08:39:19,027 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-12-13 08:39:19,027 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139679549]
[2022-12-13 08:39:19,027 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [139679549] provided 1 perfect and 0 imperfect interpolant sequences
[2022-12-13 08:39:19,027 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-12-13 08:39:19,027 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2022-12-13 08:39:19,027 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027035979]
[2022-12-13 08:39:19,027 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-12-13 08:39:19,027 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2022-12-13 08:39:19,027 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-12-13 08:39:19,028 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2022-12-13 08:39:19,028 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2022-12-13 08:39:19,028 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:39:19,029 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-12-13 08:39:19,029 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 5 states, 5 states have (on average 16.8) internal successors, (84), 5 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-12-13 08:39:19,029 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:39:19,074 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:39:19,074 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13
[2022-12-13 08:39:19,074 INFO  L420      AbstractCegarLoop]: === Iteration 2 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [threadErr14ASSERT_VIOLATIONDATA_RACE, threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr15ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE (and 23 more)] ===
[2022-12-13 08:39:19,074 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-12-13 08:39:19,074 INFO  L85        PathProgramCache]: Analyzing trace with hash 1383315366, now seen corresponding path program 1 times
[2022-12-13 08:39:19,074 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-12-13 08:39:19,074 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60917174]
[2022-12-13 08:39:19,075 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-12-13 08:39:19,075 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-12-13 08:39:19,090 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-12-13 08:39:19,206 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-12-13 08:39:19,206 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-12-13 08:39:19,206 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60917174]
[2022-12-13 08:39:19,206 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [60917174] provided 0 perfect and 1 imperfect interpolant sequences
[2022-12-13 08:39:19,206 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1975181896]
[2022-12-13 08:39:19,206 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-12-13 08:39:19,207 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2022-12-13 08:39:19,207 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3
[2022-12-13 08:39:19,207 INFO  L229       MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2022-12-13 08:39:19,208 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process
[2022-12-13 08:39:19,428 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-12-13 08:39:19,429 INFO  L263         TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 6 conjunts are in the unsatisfiable core
[2022-12-13 08:39:19,431 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2022-12-13 08:39:19,496 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-12-13 08:39:19,497 INFO  L328         TraceCheckSpWp]: Computing backward predicates...
[2022-12-13 08:39:19,545 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-12-13 08:39:19,546 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1975181896] provided 0 perfect and 2 imperfect interpolant sequences
[2022-12-13 08:39:19,546 INFO  L184   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2022-12-13 08:39:19,546 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 15
[2022-12-13 08:39:19,546 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970908688]
[2022-12-13 08:39:19,546 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2022-12-13 08:39:19,547 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 15 states
[2022-12-13 08:39:19,547 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-12-13 08:39:19,547 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants.
[2022-12-13 08:39:19,548 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210
[2022-12-13 08:39:19,548 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:39:19,548 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-12-13 08:39:19,549 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 15 states, 15 states have (on average 9.266666666666667) internal successors, (139), 15 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-12-13 08:39:19,549 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:39:19,549 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:39:19,637 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:39:19,637 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2022-12-13 08:39:19,643 INFO  L552       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0
[2022-12-13 08:39:19,838 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14
[2022-12-13 08:39:19,838 INFO  L420      AbstractCegarLoop]: === Iteration 3 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [threadErr14ASSERT_VIOLATIONDATA_RACE, threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr15ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE (and 23 more)] ===
[2022-12-13 08:39:19,839 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-12-13 08:39:19,839 INFO  L85        PathProgramCache]: Analyzing trace with hash -1845182630, now seen corresponding path program 2 times
[2022-12-13 08:39:19,839 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-12-13 08:39:19,839 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980444203]
[2022-12-13 08:39:19,839 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-12-13 08:39:19,839 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-12-13 08:39:19,860 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-12-13 08:39:20,155 INFO  L134       CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked.
[2022-12-13 08:39:20,155 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-12-13 08:39:20,155 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1980444203]
[2022-12-13 08:39:20,155 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1980444203] provided 1 perfect and 0 imperfect interpolant sequences
[2022-12-13 08:39:20,155 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-12-13 08:39:20,155 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2022-12-13 08:39:20,155 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987786394]
[2022-12-13 08:39:20,156 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-12-13 08:39:20,156 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2022-12-13 08:39:20,156 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-12-13 08:39:20,156 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2022-12-13 08:39:20,157 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30
[2022-12-13 08:39:20,157 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:39:20,157 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-12-13 08:39:20,158 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 5 states have (on average 19.0) internal successors, (95), 6 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-12-13 08:39:20,158 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:39:20,158 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. 
[2022-12-13 08:39:20,158 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:39:20,368 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:39:20,368 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2022-12-13 08:39:20,368 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:39:20,368 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15
[2022-12-13 08:39:20,368 INFO  L420      AbstractCegarLoop]: === Iteration 4 === Targeting threadErr14ASSERT_VIOLATIONDATA_RACE === [threadErr14ASSERT_VIOLATIONDATA_RACE, threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr15ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE (and 23 more)] ===
[2022-12-13 08:39:20,369 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-12-13 08:39:20,369 INFO  L85        PathProgramCache]: Analyzing trace with hash 1515096725, now seen corresponding path program 1 times
[2022-12-13 08:39:20,369 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-12-13 08:39:20,369 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292886070]
[2022-12-13 08:39:20,369 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-12-13 08:39:20,369 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-12-13 08:39:20,390 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-12-13 08:39:20,438 INFO  L134       CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked.
[2022-12-13 08:39:20,438 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-12-13 08:39:20,438 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1292886070]
[2022-12-13 08:39:20,438 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1292886070] provided 1 perfect and 0 imperfect interpolant sequences
[2022-12-13 08:39:20,438 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-12-13 08:39:20,438 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2022-12-13 08:39:20,438 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086573070]
[2022-12-13 08:39:20,438 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-12-13 08:39:20,439 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2022-12-13 08:39:20,439 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-12-13 08:39:20,439 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2022-12-13 08:39:20,440 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2022-12-13 08:39:20,440 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:39:20,440 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-12-13 08:39:20,441 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 5 states, 5 states have (on average 23.2) internal successors, (116), 5 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-12-13 08:39:20,441 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:39:20,441 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. 
[2022-12-13 08:39:20,441 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:39:20,441 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:39:33,437 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:39:33,438 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2022-12-13 08:39:33,438 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:39:33,438 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:39:33,438 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16
[2022-12-13 08:39:33,438 INFO  L420      AbstractCegarLoop]: === Iteration 5 === Targeting threadErr14ASSERT_VIOLATIONDATA_RACE === [threadErr14ASSERT_VIOLATIONDATA_RACE, threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr15ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE (and 23 more)] ===
[2022-12-13 08:39:33,438 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-12-13 08:39:33,438 INFO  L85        PathProgramCache]: Analyzing trace with hash -559135607, now seen corresponding path program 1 times
[2022-12-13 08:39:33,439 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-12-13 08:39:33,439 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1242691206]
[2022-12-13 08:39:33,439 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-12-13 08:39:33,439 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-12-13 08:39:33,470 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-12-13 08:39:33,926 INFO  L134       CoverageAnalysis]: Checked inductivity of 40 backedges. 12 proven. 15 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked.
[2022-12-13 08:39:33,926 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-12-13 08:39:33,926 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1242691206]
[2022-12-13 08:39:33,926 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1242691206] provided 0 perfect and 1 imperfect interpolant sequences
[2022-12-13 08:39:33,926 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [79800660]
[2022-12-13 08:39:33,926 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-12-13 08:39:33,927 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2022-12-13 08:39:33,927 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3
[2022-12-13 08:39:33,927 INFO  L229       MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2022-12-13 08:39:33,928 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process
[2022-12-13 08:39:34,223 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-12-13 08:39:34,226 INFO  L263         TraceCheckSpWp]: Trace formula consists of 857 conjuncts, 28 conjunts are in the unsatisfiable core
[2022-12-13 08:39:34,228 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2022-12-13 08:39:34,645 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7
[2022-12-13 08:39:34,657 INFO  L134       CoverageAnalysis]: Checked inductivity of 40 backedges. 12 proven. 15 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked.
[2022-12-13 08:39:34,657 INFO  L328         TraceCheckSpWp]: Computing backward predicates...
[2022-12-13 08:39:34,805 INFO  L321             Elim1Store]: treesize reduction 4, result has 69.2 percent of original size
[2022-12-13 08:39:34,806 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 16
[2022-12-13 08:39:34,821 INFO  L134       CoverageAnalysis]: Checked inductivity of 40 backedges. 12 proven. 15 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked.
[2022-12-13 08:39:34,821 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleZ3 [79800660] provided 0 perfect and 2 imperfect interpolant sequences
[2022-12-13 08:39:34,822 INFO  L184   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2022-12-13 08:39:34,822 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14, 13] total 26
[2022-12-13 08:39:34,822 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420791940]
[2022-12-13 08:39:34,822 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2022-12-13 08:39:34,823 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 26 states
[2022-12-13 08:39:34,823 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-12-13 08:39:34,824 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants.
[2022-12-13 08:39:34,824 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=575, Unknown=0, NotChecked=0, Total=650
[2022-12-13 08:39:34,824 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:39:34,826 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-12-13 08:39:34,826 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 26 states, 26 states have (on average 12.5) internal successors, (325), 26 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-12-13 08:39:34,826 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:39:34,826 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. 
[2022-12-13 08:39:34,826 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:39:34,826 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:39:34,826 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:39:44,272 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:39:44,272 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2022-12-13 08:39:44,272 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:39:44,272 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:39:44,272 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. 
[2022-12-13 08:39:44,280 INFO  L552       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0
[2022-12-13 08:39:44,473 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17
[2022-12-13 08:39:44,474 INFO  L420      AbstractCegarLoop]: === Iteration 6 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [threadErr14ASSERT_VIOLATIONDATA_RACE, threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr15ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE (and 23 more)] ===
[2022-12-13 08:39:44,475 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-12-13 08:39:44,475 INFO  L85        PathProgramCache]: Analyzing trace with hash -1104507559, now seen corresponding path program 1 times
[2022-12-13 08:39:44,476 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-12-13 08:39:44,476 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1334972667]
[2022-12-13 08:39:44,476 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-12-13 08:39:44,476 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-12-13 08:39:44,583 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-12-13 08:39:44,685 INFO  L134       CoverageAnalysis]: Checked inductivity of 558 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked.
[2022-12-13 08:39:44,685 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-12-13 08:39:44,685 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1334972667]
[2022-12-13 08:39:44,685 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1334972667] provided 1 perfect and 0 imperfect interpolant sequences
[2022-12-13 08:39:44,685 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-12-13 08:39:44,685 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2022-12-13 08:39:44,685 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896666360]
[2022-12-13 08:39:44,685 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-12-13 08:39:44,686 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2022-12-13 08:39:44,686 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-12-13 08:39:44,686 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2022-12-13 08:39:44,686 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2022-12-13 08:39:44,686 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:39:44,687 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-12-13 08:39:44,687 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 5 states, 5 states have (on average 31.0) internal successors, (155), 5 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-12-13 08:39:44,687 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:39:44,687 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. 
[2022-12-13 08:39:44,687 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:39:44,687 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:39:44,687 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. 
[2022-12-13 08:39:44,687 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:39:49,191 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:39:49,191 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2022-12-13 08:39:49,191 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:39:49,191 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:39:49,191 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. 
[2022-12-13 08:39:49,191 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:39:49,191 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18
[2022-12-13 08:39:49,191 INFO  L420      AbstractCegarLoop]: === Iteration 7 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [threadErr14ASSERT_VIOLATIONDATA_RACE, threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr15ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE (and 23 more)] ===
[2022-12-13 08:39:49,192 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-12-13 08:39:49,192 INFO  L85        PathProgramCache]: Analyzing trace with hash 917017078, now seen corresponding path program 1 times
[2022-12-13 08:39:49,192 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-12-13 08:39:49,192 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042197844]
[2022-12-13 08:39:49,192 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-12-13 08:39:49,192 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-12-13 08:39:49,240 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-12-13 08:39:50,535 INFO  L134       CoverageAnalysis]: Checked inductivity of 2903 backedges. 1765 proven. 559 refuted. 0 times theorem prover too weak. 579 trivial. 0 not checked.
[2022-12-13 08:39:50,535 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-12-13 08:39:50,535 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2042197844]
[2022-12-13 08:39:50,535 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2042197844] provided 0 perfect and 1 imperfect interpolant sequences
[2022-12-13 08:39:50,535 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1311394407]
[2022-12-13 08:39:50,535 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-12-13 08:39:50,536 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2022-12-13 08:39:50,536 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3
[2022-12-13 08:39:50,536 INFO  L229       MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2022-12-13 08:39:50,537 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process
[2022-12-13 08:39:50,830 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-12-13 08:39:50,834 INFO  L263         TraceCheckSpWp]: Trace formula consists of 1449 conjuncts, 28 conjunts are in the unsatisfiable core
[2022-12-13 08:39:50,840 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2022-12-13 08:39:51,912 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7
[2022-12-13 08:39:52,033 INFO  L134       CoverageAnalysis]: Checked inductivity of 2903 backedges. 1447 proven. 767 refuted. 0 times theorem prover too weak. 689 trivial. 0 not checked.
[2022-12-13 08:39:52,033 INFO  L328         TraceCheckSpWp]: Computing backward predicates...
[2022-12-13 08:39:52,708 INFO  L321             Elim1Store]: treesize reduction 4, result has 69.2 percent of original size
[2022-12-13 08:39:52,709 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 16
[2022-12-13 08:39:52,750 INFO  L134       CoverageAnalysis]: Checked inductivity of 2903 backedges. 1619 proven. 595 refuted. 0 times theorem prover too weak. 689 trivial. 0 not checked.
[2022-12-13 08:39:52,750 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1311394407] provided 0 perfect and 2 imperfect interpolant sequences
[2022-12-13 08:39:52,750 INFO  L184   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2022-12-13 08:39:52,750 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14, 13] total 28
[2022-12-13 08:39:52,750 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264278226]
[2022-12-13 08:39:52,750 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2022-12-13 08:39:52,751 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 28 states
[2022-12-13 08:39:52,751 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-12-13 08:39:52,752 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants.
[2022-12-13 08:39:52,752 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=681, Unknown=0, NotChecked=0, Total=756
[2022-12-13 08:39:52,752 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:39:52,753 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-12-13 08:39:52,753 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 28 states, 28 states have (on average 18.714285714285715) internal successors, (524), 28 states have internal predecessors, (524), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-12-13 08:39:52,753 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:39:52,753 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. 
[2022-12-13 08:39:52,753 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:39:52,753 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:39:52,753 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. 
[2022-12-13 08:39:52,753 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:39:52,753 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:40:01,330 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:40:01,330 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2022-12-13 08:40:01,330 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:40:01,330 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:40:01,330 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. 
[2022-12-13 08:40:01,330 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:40:01,330 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. 
[2022-12-13 08:40:01,337 INFO  L552       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0
[2022-12-13 08:40:01,531 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2022-12-13 08:40:01,532 INFO  L420      AbstractCegarLoop]: === Iteration 8 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [threadErr14ASSERT_VIOLATIONDATA_RACE, threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr15ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE (and 23 more)] ===
[2022-12-13 08:40:01,533 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-12-13 08:40:01,533 INFO  L85        PathProgramCache]: Analyzing trace with hash -2043623127, now seen corresponding path program 1 times
[2022-12-13 08:40:01,534 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-12-13 08:40:01,534 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246315523]
[2022-12-13 08:40:01,534 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-12-13 08:40:01,534 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-12-13 08:40:01,582 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-12-13 08:40:02,400 INFO  L134       CoverageAnalysis]: Checked inductivity of 1488 backedges. 973 proven. 137 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked.
[2022-12-13 08:40:02,400 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-12-13 08:40:02,400 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [246315523]
[2022-12-13 08:40:02,400 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [246315523] provided 0 perfect and 1 imperfect interpolant sequences
[2022-12-13 08:40:02,401 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1277246779]
[2022-12-13 08:40:02,401 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-12-13 08:40:02,401 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2022-12-13 08:40:02,401 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3
[2022-12-13 08:40:02,402 INFO  L229       MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2022-12-13 08:40:02,403 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process
[2022-12-13 08:40:02,684 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-12-13 08:40:02,687 INFO  L263         TraceCheckSpWp]: Trace formula consists of 1139 conjuncts, 28 conjunts are in the unsatisfiable core
[2022-12-13 08:40:02,691 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2022-12-13 08:40:03,122 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7
[2022-12-13 08:40:03,288 INFO  L134       CoverageAnalysis]: Checked inductivity of 1488 backedges. 785 proven. 325 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked.
[2022-12-13 08:40:03,288 INFO  L328         TraceCheckSpWp]: Computing backward predicates...
[2022-12-13 08:40:03,566 INFO  L321             Elim1Store]: treesize reduction 4, result has 69.2 percent of original size
[2022-12-13 08:40:03,567 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 16
[2022-12-13 08:40:03,580 INFO  L134       CoverageAnalysis]: Checked inductivity of 1488 backedges. 1103 proven. 7 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked.
[2022-12-13 08:40:03,580 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1277246779] provided 0 perfect and 2 imperfect interpolant sequences
[2022-12-13 08:40:03,580 INFO  L184   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2022-12-13 08:40:03,580 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14, 13] total 29
[2022-12-13 08:40:03,580 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1033200058]
[2022-12-13 08:40:03,581 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2022-12-13 08:40:03,581 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 29 states
[2022-12-13 08:40:03,581 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-12-13 08:40:03,582 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants.
[2022-12-13 08:40:03,582 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=727, Unknown=0, NotChecked=0, Total=812
[2022-12-13 08:40:03,582 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:40:03,583 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-12-13 08:40:03,583 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 29 states, 29 states have (on average 15.793103448275861) internal successors, (458), 29 states have internal predecessors, (458), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-12-13 08:40:03,583 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:40:03,583 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. 
[2022-12-13 08:40:03,583 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:40:03,583 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:40:03,583 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. 
[2022-12-13 08:40:03,583 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:40:03,583 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. 
[2022-12-13 08:40:03,583 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:40:11,877 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:40:11,877 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2022-12-13 08:40:11,877 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:40:11,877 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:40:11,877 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. 
[2022-12-13 08:40:11,877 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:40:11,877 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. 
[2022-12-13 08:40:11,877 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. 
[2022-12-13 08:40:11,885 INFO  L552       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0
[2022-12-13 08:40:12,078 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2022-12-13 08:40:12,079 INFO  L420      AbstractCegarLoop]: === Iteration 9 === Targeting threadErr14ASSERT_VIOLATIONDATA_RACE === [threadErr14ASSERT_VIOLATIONDATA_RACE, threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr15ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE (and 23 more)] ===
[2022-12-13 08:40:12,080 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-12-13 08:40:12,080 INFO  L85        PathProgramCache]: Analyzing trace with hash -45166530, now seen corresponding path program 1 times
[2022-12-13 08:40:12,081 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-12-13 08:40:12,081 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712435296]
[2022-12-13 08:40:12,081 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-12-13 08:40:12,081 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-12-13 08:40:12,137 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-12-13 08:40:12,690 INFO  L134       CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked.
[2022-12-13 08:40:12,690 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-12-13 08:40:12,690 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1712435296]
[2022-12-13 08:40:12,690 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1712435296] provided 1 perfect and 0 imperfect interpolant sequences
[2022-12-13 08:40:12,690 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-12-13 08:40:12,690 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2022-12-13 08:40:12,690 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353549195]
[2022-12-13 08:40:12,690 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-12-13 08:40:12,691 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2022-12-13 08:40:12,691 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-12-13 08:40:12,691 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2022-12-13 08:40:12,692 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30
[2022-12-13 08:40:12,692 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:40:12,692 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-12-13 08:40:12,692 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 5 states have (on average 41.2) internal successors, (206), 6 states have internal predecessors, (206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-12-13 08:40:12,692 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:40:12,692 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. 
[2022-12-13 08:40:12,692 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:40:12,692 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:40:12,693 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. 
[2022-12-13 08:40:12,693 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:40:12,693 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. 
[2022-12-13 08:40:12,693 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. 
[2022-12-13 08:40:12,693 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:40:14,222 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:40:14,222 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2022-12-13 08:40:14,222 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:40:14,222 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:40:14,222 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. 
[2022-12-13 08:40:14,223 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:40:14,223 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. 
[2022-12-13 08:40:14,223 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. 
[2022-12-13 08:40:14,223 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:40:14,223 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21
[2022-12-13 08:40:14,223 INFO  L420      AbstractCegarLoop]: === Iteration 10 === Targeting threadErr15ASSERT_VIOLATIONDATA_RACE === [threadErr14ASSERT_VIOLATIONDATA_RACE, threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr15ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE (and 23 more)] ===
[2022-12-13 08:40:14,223 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-12-13 08:40:14,224 INFO  L85        PathProgramCache]: Analyzing trace with hash 1274506087, now seen corresponding path program 1 times
[2022-12-13 08:40:14,224 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-12-13 08:40:14,224 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1974208783]
[2022-12-13 08:40:14,224 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-12-13 08:40:14,224 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-12-13 08:40:14,269 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-12-13 08:40:14,813 INFO  L134       CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked.
[2022-12-13 08:40:14,814 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-12-13 08:40:14,814 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1974208783]
[2022-12-13 08:40:14,814 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1974208783] provided 1 perfect and 0 imperfect interpolant sequences
[2022-12-13 08:40:14,814 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-12-13 08:40:14,814 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2022-12-13 08:40:14,814 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533509242]
[2022-12-13 08:40:14,814 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-12-13 08:40:14,815 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2022-12-13 08:40:14,815 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-12-13 08:40:14,815 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2022-12-13 08:40:14,815 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30
[2022-12-13 08:40:14,816 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:40:14,816 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-12-13 08:40:14,816 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 5 states have (on average 42.6) internal successors, (213), 6 states have internal predecessors, (213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-12-13 08:40:14,816 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:40:14,816 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. 
[2022-12-13 08:40:14,816 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:40:14,817 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:40:14,817 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. 
[2022-12-13 08:40:14,817 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:40:14,817 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. 
[2022-12-13 08:40:14,817 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. 
[2022-12-13 08:40:14,817 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:40:14,817 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:40:16,085 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:40:16,085 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2022-12-13 08:40:16,085 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:40:16,085 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:40:16,085 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. 
[2022-12-13 08:40:16,085 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:40:16,085 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. 
[2022-12-13 08:40:16,085 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. 
[2022-12-13 08:40:16,085 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:40:16,086 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:40:16,086 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22
[2022-12-13 08:40:16,086 INFO  L420      AbstractCegarLoop]: === Iteration 11 === Targeting threadErr17ASSERT_VIOLATIONDATA_RACE === [threadErr14ASSERT_VIOLATIONDATA_RACE, threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr15ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE (and 23 more)] ===
[2022-12-13 08:40:16,086 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-12-13 08:40:16,086 INFO  L85        PathProgramCache]: Analyzing trace with hash -607810962, now seen corresponding path program 1 times
[2022-12-13 08:40:16,086 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-12-13 08:40:16,086 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [209322383]
[2022-12-13 08:40:16,086 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-12-13 08:40:16,087 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-12-13 08:40:16,133 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-12-13 08:40:16,739 INFO  L134       CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked.
[2022-12-13 08:40:16,739 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-12-13 08:40:16,739 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [209322383]
[2022-12-13 08:40:16,739 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [209322383] provided 1 perfect and 0 imperfect interpolant sequences
[2022-12-13 08:40:16,739 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-12-13 08:40:16,740 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2022-12-13 08:40:16,740 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126261872]
[2022-12-13 08:40:16,740 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-12-13 08:40:16,740 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2022-12-13 08:40:16,740 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-12-13 08:40:16,741 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2022-12-13 08:40:16,741 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30
[2022-12-13 08:40:16,741 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:40:16,742 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-12-13 08:40:16,742 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 5 states have (on average 48.8) internal successors, (244), 6 states have internal predecessors, (244), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-12-13 08:40:16,742 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:40:16,742 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. 
[2022-12-13 08:40:16,742 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:40:16,742 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:40:16,742 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. 
[2022-12-13 08:40:16,742 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:40:16,742 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. 
[2022-12-13 08:40:16,743 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. 
[2022-12-13 08:40:16,743 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:40:16,743 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:40:16,743 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:40:24,874 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:40:24,874 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2022-12-13 08:40:24,874 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:40:24,875 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:40:24,875 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. 
[2022-12-13 08:40:24,875 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:40:24,875 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. 
[2022-12-13 08:40:24,875 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. 
[2022-12-13 08:40:24,875 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:40:24,875 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:40:24,875 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:40:24,875 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23
[2022-12-13 08:40:24,875 INFO  L420      AbstractCegarLoop]: === Iteration 12 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [threadErr14ASSERT_VIOLATIONDATA_RACE, threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr15ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE (and 23 more)] ===
[2022-12-13 08:40:24,876 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-12-13 08:40:24,876 INFO  L85        PathProgramCache]: Analyzing trace with hash -1317959639, now seen corresponding path program 1 times
[2022-12-13 08:40:24,876 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-12-13 08:40:24,876 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [283273369]
[2022-12-13 08:40:24,876 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-12-13 08:40:24,876 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-12-13 08:40:25,059 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-12-13 08:40:28,680 INFO  L134       CoverageAnalysis]: Checked inductivity of 1775 backedges. 488 proven. 39 refuted. 0 times theorem prover too weak. 1248 trivial. 0 not checked.
[2022-12-13 08:40:28,680 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-12-13 08:40:28,680 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [283273369]
[2022-12-13 08:40:28,680 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [283273369] provided 0 perfect and 1 imperfect interpolant sequences
[2022-12-13 08:40:28,680 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [195106772]
[2022-12-13 08:40:28,680 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-12-13 08:40:28,680 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2022-12-13 08:40:28,680 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3
[2022-12-13 08:40:28,681 INFO  L229       MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2022-12-13 08:40:28,682 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process
[2022-12-13 08:40:29,131 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-12-13 08:40:29,138 INFO  L263         TraceCheckSpWp]: Trace formula consists of 2118 conjuncts, 35 conjunts are in the unsatisfiable core
[2022-12-13 08:40:29,145 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2022-12-13 08:40:29,958 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2022-12-13 08:40:29,960 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18
[2022-12-13 08:40:30,037 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2022-12-13 08:40:30,038 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18
[2022-12-13 08:40:30,189 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7
[2022-12-13 08:40:30,673 INFO  L134       CoverageAnalysis]: Checked inductivity of 1775 backedges. 882 proven. 432 refuted. 0 times theorem prover too weak. 461 trivial. 0 not checked.
[2022-12-13 08:40:30,674 INFO  L328         TraceCheckSpWp]: Computing backward predicates...
[2022-12-13 08:40:31,599 INFO  L321             Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2022-12-13 08:40:31,599 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 36
[2022-12-13 08:40:31,621 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3
[2022-12-13 08:40:31,833 INFO  L134       CoverageAnalysis]: Checked inductivity of 1775 backedges. 886 proven. 264 refuted. 0 times theorem prover too weak. 625 trivial. 0 not checked.
[2022-12-13 08:40:31,833 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleZ3 [195106772] provided 0 perfect and 2 imperfect interpolant sequences
[2022-12-13 08:40:31,833 INFO  L184   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2022-12-13 08:40:31,834 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 18, 16] total 54
[2022-12-13 08:40:31,834 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334376856]
[2022-12-13 08:40:31,834 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2022-12-13 08:40:31,836 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 54 states
[2022-12-13 08:40:31,836 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-12-13 08:40:31,838 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants.
[2022-12-13 08:40:31,839 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=227, Invalid=2625, Unknown=10, NotChecked=0, Total=2862
[2022-12-13 08:40:31,840 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:40:31,841 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-12-13 08:40:31,842 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 54 states, 54 states have (on average 16.62962962962963) internal successors, (898), 54 states have internal predecessors, (898), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-12-13 08:40:31,842 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:40:31,842 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. 
[2022-12-13 08:40:31,842 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:40:31,842 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:40:31,842 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. 
[2022-12-13 08:40:31,842 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:40:31,842 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. 
[2022-12-13 08:40:31,842 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. 
[2022-12-13 08:40:31,842 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:40:31,842 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:40:31,842 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:40:31,842 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:41:13,817 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:41:13,817 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2022-12-13 08:41:13,817 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:41:13,817 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:41:13,817 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. 
[2022-12-13 08:41:13,817 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:41:13,817 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. 
[2022-12-13 08:41:13,817 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. 
[2022-12-13 08:41:13,817 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:41:13,818 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:41:13,818 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:41:13,818 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. 
[2022-12-13 08:41:13,826 INFO  L552       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0
[2022-12-13 08:41:14,018 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2022-12-13 08:41:14,019 INFO  L420      AbstractCegarLoop]: === Iteration 13 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [threadErr14ASSERT_VIOLATIONDATA_RACE, threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr15ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE (and 23 more)] ===
[2022-12-13 08:41:14,020 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-12-13 08:41:14,024 INFO  L85        PathProgramCache]: Analyzing trace with hash -1582722369, now seen corresponding path program 1 times
[2022-12-13 08:41:14,024 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-12-13 08:41:14,025 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1091905786]
[2022-12-13 08:41:14,026 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-12-13 08:41:14,026 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-12-13 08:41:14,353 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-12-13 08:41:19,606 INFO  L134       CoverageAnalysis]: Checked inductivity of 7750 backedges. 4195 proven. 177 refuted. 0 times theorem prover too weak. 3378 trivial. 0 not checked.
[2022-12-13 08:41:19,606 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-12-13 08:41:19,606 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1091905786]
[2022-12-13 08:41:19,606 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1091905786] provided 0 perfect and 1 imperfect interpolant sequences
[2022-12-13 08:41:19,606 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1414232851]
[2022-12-13 08:41:19,607 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-12-13 08:41:19,607 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2022-12-13 08:41:19,607 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3
[2022-12-13 08:41:19,608 INFO  L229       MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2022-12-13 08:41:19,608 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process
[2022-12-13 08:41:21,015 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-12-13 08:41:21,049 INFO  L263         TraceCheckSpWp]: Trace formula consists of 8116 conjuncts, 28 conjunts are in the unsatisfiable core
[2022-12-13 08:41:21,089 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2022-12-13 08:41:21,944 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7
[2022-12-13 08:41:22,841 INFO  L134       CoverageAnalysis]: Checked inductivity of 7750 backedges. 2997 proven. 1375 refuted. 0 times theorem prover too weak. 3378 trivial. 0 not checked.
[2022-12-13 08:41:22,841 INFO  L328         TraceCheckSpWp]: Computing backward predicates...
[2022-12-13 08:41:23,853 INFO  L321             Elim1Store]: treesize reduction 4, result has 69.2 percent of original size
[2022-12-13 08:41:23,853 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 16
[2022-12-13 08:41:23,868 INFO  L134       CoverageAnalysis]: Checked inductivity of 7750 backedges. 4365 proven. 7 refuted. 0 times theorem prover too weak. 3378 trivial. 0 not checked.
[2022-12-13 08:41:23,868 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1414232851] provided 0 perfect and 2 imperfect interpolant sequences
[2022-12-13 08:41:23,868 INFO  L184   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2022-12-13 08:41:23,869 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14, 13] total 29
[2022-12-13 08:41:23,869 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1934085014]
[2022-12-13 08:41:23,869 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2022-12-13 08:41:23,870 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 29 states
[2022-12-13 08:41:23,870 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-12-13 08:41:23,871 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants.
[2022-12-13 08:41:23,871 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=727, Unknown=0, NotChecked=0, Total=812
[2022-12-13 08:41:23,871 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:41:23,872 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-12-13 08:41:23,872 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 29 states, 29 states have (on average 35.689655172413794) internal successors, (1035), 29 states have internal predecessors, (1035), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-12-13 08:41:23,872 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:41:23,872 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. 
[2022-12-13 08:41:23,873 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:41:23,873 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:41:23,873 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. 
[2022-12-13 08:41:23,873 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:41:23,873 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. 
[2022-12-13 08:41:23,873 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. 
[2022-12-13 08:41:23,873 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:41:23,873 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:41:23,873 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:41:23,873 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. 
[2022-12-13 08:41:23,873 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:41:29,402 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:41:29,402 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2022-12-13 08:41:29,402 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:41:29,403 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:41:29,403 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. 
[2022-12-13 08:41:29,403 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:41:29,403 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. 
[2022-12-13 08:41:29,403 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. 
[2022-12-13 08:41:29,403 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:41:29,403 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:41:29,403 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:41:29,403 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. 
[2022-12-13 08:41:29,403 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. 
[2022-12-13 08:41:29,421 INFO  L552       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0
[2022-12-13 08:41:29,604 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25
[2022-12-13 08:41:29,605 INFO  L420      AbstractCegarLoop]: === Iteration 14 === Targeting threadErr14ASSERT_VIOLATIONDATA_RACE === [threadErr14ASSERT_VIOLATIONDATA_RACE, threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr15ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE (and 23 more)] ===
[2022-12-13 08:41:29,606 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-12-13 08:41:29,607 INFO  L85        PathProgramCache]: Analyzing trace with hash -228563181, now seen corresponding path program 1 times
[2022-12-13 08:41:29,607 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-12-13 08:41:29,608 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [904130363]
[2022-12-13 08:41:29,608 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-12-13 08:41:29,609 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-12-13 08:41:29,819 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-12-13 08:41:31,210 INFO  L134       CoverageAnalysis]: Checked inductivity of 1112 backedges. 673 proven. 234 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked.
[2022-12-13 08:41:31,210 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-12-13 08:41:31,210 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [904130363]
[2022-12-13 08:41:31,210 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [904130363] provided 0 perfect and 1 imperfect interpolant sequences
[2022-12-13 08:41:31,210 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1119814185]
[2022-12-13 08:41:31,211 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-12-13 08:41:31,211 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2022-12-13 08:41:31,211 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3
[2022-12-13 08:41:31,212 INFO  L229       MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2022-12-13 08:41:31,212 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process
[2022-12-13 08:41:32,221 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-12-13 08:41:32,235 INFO  L263         TraceCheckSpWp]: Trace formula consists of 3939 conjuncts, 53 conjunts are in the unsatisfiable core
[2022-12-13 08:41:32,247 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2022-12-13 08:41:33,068 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9
[2022-12-13 08:41:33,460 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2022-12-13 08:41:33,460 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18
[2022-12-13 08:41:33,526 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2022-12-13 08:41:33,526 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18
[2022-12-13 08:41:33,748 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7
[2022-12-13 08:41:33,807 INFO  L134       CoverageAnalysis]: Checked inductivity of 1112 backedges. 649 proven. 101 refuted. 0 times theorem prover too weak. 362 trivial. 0 not checked.
[2022-12-13 08:41:33,807 INFO  L328         TraceCheckSpWp]: Computing backward predicates...
[2022-12-13 08:41:33,969 WARN  L837   $PredicateComparison]: unable to prove that (forall ((v_ArrVal_14472 (Array Int Int))) (< (select (select (store |c_#memory_int| |c_~#threads~0.base| v_ArrVal_14472) |c_~#stack~0.base|) (+ |c_~#stack~0.offset| 28)) 2)) is different from false
[2022-12-13 08:41:34,539 INFO  L321             Elim1Store]: treesize reduction 19, result has 62.0 percent of original size
[2022-12-13 08:41:34,539 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 54 treesize of output 70
[2022-12-13 08:41:34,548 INFO  L321             Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2022-12-13 08:41:34,548 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 61
[2022-12-13 08:41:34,570 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3
[2022-12-13 08:41:34,900 INFO  L134       CoverageAnalysis]: Checked inductivity of 1112 backedges. 599 proven. 93 refuted. 0 times theorem prover too weak. 354 trivial. 66 not checked.
[2022-12-13 08:41:34,900 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1119814185] provided 0 perfect and 2 imperfect interpolant sequences
[2022-12-13 08:41:34,900 INFO  L184   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2022-12-13 08:41:34,901 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 19, 17] total 39
[2022-12-13 08:41:34,901 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1661185556]
[2022-12-13 08:41:34,901 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2022-12-13 08:41:34,903 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 39 states
[2022-12-13 08:41:34,904 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-12-13 08:41:34,906 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants.
[2022-12-13 08:41:34,906 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=141, Invalid=1268, Unknown=1, NotChecked=72, Total=1482
[2022-12-13 08:41:34,906 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:41:34,908 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-12-13 08:41:34,908 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 39 states, 39 states have (on average 34.82051282051282) internal successors, (1358), 39 states have internal predecessors, (1358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-12-13 08:41:34,908 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:41:34,908 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. 
[2022-12-13 08:41:34,908 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:41:34,908 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:41:34,908 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. 
[2022-12-13 08:41:34,908 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:41:34,908 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. 
[2022-12-13 08:41:34,908 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. 
[2022-12-13 08:41:34,908 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:41:34,909 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:41:34,909 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:41:34,909 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. 
[2022-12-13 08:41:34,909 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. 
[2022-12-13 08:41:34,909 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-12-13 08:44:34,300 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2022-12-13 08:44:34,301 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2022-12-13 08:44:34,301 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:44:34,301 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:44:34,301 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2022-12-13 08:44:34,301 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2022-12-13 08:44:34,301 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. 
[2022-12-13 08:44:34,301 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. 
[2022-12-13 08:44:34,301 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:44:34,301 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:44:34,301 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-12-13 08:44:34,301 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. 
[2022-12-13 08:44:34,301 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. 
[2022-12-13 08:44:34,302 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. 
[2022-12-13 08:44:34,314 INFO  L552       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0
[2022-12-13 08:44:34,502 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26
[2022-12-13 08:44:34,502 INFO  L420      AbstractCegarLoop]: === Iteration 15 === Targeting threadErr17ASSERT_VIOLATIONDATA_RACE === [threadErr14ASSERT_VIOLATIONDATA_RACE, threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr15ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE (and 23 more)] ===
[2022-12-13 08:44:34,503 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-12-13 08:44:34,505 INFO  L85        PathProgramCache]: Analyzing trace with hash -477623246, now seen corresponding path program 1 times
[2022-12-13 08:44:34,505 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-12-13 08:44:34,505 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [884547188]
[2022-12-13 08:44:34,506 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-12-13 08:44:34,506 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-12-13 08:44:43,417 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-12-13 08:45:24,575 INFO  L134       CoverageAnalysis]: Checked inductivity of 47020 backedges. 4501 proven. 18642 refuted. 0 times theorem prover too weak. 23877 trivial. 0 not checked.
[2022-12-13 08:45:24,575 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-12-13 08:45:24,575 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [884547188]
[2022-12-13 08:45:24,575 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [884547188] provided 0 perfect and 1 imperfect interpolant sequences
[2022-12-13 08:45:24,575 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [761952472]
[2022-12-13 08:45:24,575 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-12-13 08:45:24,576 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2022-12-13 08:45:24,576 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3
[2022-12-13 08:45:24,576 INFO  L229       MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2022-12-13 08:45:24,577 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572480a5-9fc9-4557-9508-70b6c8c205ac/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process
[2022-12-13 08:45:28,783 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-12-13 08:45:28,889 INFO  L263         TraceCheckSpWp]: Trace formula consists of 20355 conjuncts, 452 conjunts are in the unsatisfiable core
[2022-12-13 08:45:28,939 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2022-12-13 08:45:29,632 INFO  L321             Elim1Store]: treesize reduction 18, result has 35.7 percent of original size
[2022-12-13 08:45:29,632 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21
[2022-12-13 08:45:29,931 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14
[2022-12-13 08:45:30,039 INFO  L321             Elim1Store]: treesize reduction 18, result has 35.7 percent of original size
[2022-12-13 08:45:30,039 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21
[2022-12-13 08:45:30,476 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14
[2022-12-13 08:45:30,753 INFO  L321             Elim1Store]: treesize reduction 18, result has 35.7 percent of original size
[2022-12-13 08:45:30,753 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21
[2022-12-13 08:45:30,936 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3
[2022-12-13 08:45:30,942 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4
[2022-12-13 08:45:31,220 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14
[2022-12-13 08:45:31,385 INFO  L321             Elim1Store]: treesize reduction 4, result has 50.0 percent of original size
[2022-12-13 08:45:31,385 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11
[2022-12-13 08:45:32,082 INFO  L321             Elim1Store]: treesize reduction 23, result has 28.1 percent of original size
[2022-12-13 08:45:32,082 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32
[2022-12-13 08:45:32,590 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 20
[2022-12-13 08:45:32,608 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 10
[2022-12-13 08:45:32,882 INFO  L134       CoverageAnalysis]: Checked inductivity of 47020 backedges. 3054 proven. 45 refuted. 0 times theorem prover too weak. 43921 trivial. 0 not checked.
[2022-12-13 08:45:32,882 INFO  L328         TraceCheckSpWp]: Computing backward predicates...
[2022-12-13 08:45:33,039 INFO  L321             Elim1Store]: treesize reduction 20, result has 63.6 percent of original size
[2022-12-13 08:45:33,039 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 185 treesize of output 238
[2022-12-13 08:45:33,075 INFO  L321             Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2022-12-13 08:45:33,075 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 93 treesize of output 87
[2022-12-13 08:45:33,086 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 13
[2022-12-13 08:45:33,393 INFO  L321             Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2022-12-13 08:45:33,393 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 28
[2022-12-13 08:45:33,398 INFO  L321             Elim1Store]: treesize reduction 5, result has 50.0 percent of original size
[2022-12-13 08:45:33,398 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 21
[2022-12-13 08:45:33,404 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18
[2022-12-13 08:45:39,509 INFO  L321             Elim1Store]: treesize reduction 20, result has 63.6 percent of original size
[2022-12-13 08:45:39,510 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 190 treesize of output 243
[2022-12-13 08:45:39,567 INFO  L321             Elim1Store]: treesize reduction 13, result has 38.1 percent of original size
[2022-12-13 08:45:39,567 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 97 treesize of output 52
[2022-12-13 08:45:39,584 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 13
[2022-12-13 08:45:41,765 INFO  L321             Elim1Store]: treesize reduction 20, result has 63.6 percent of original size
[2022-12-13 08:45:41,765 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 190 treesize of output 243
[2022-12-13 08:45:41,820 INFO  L321             Elim1Store]: treesize reduction 13, result has 38.1 percent of original size
[2022-12-13 08:45:41,820 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 97 treesize of output 52
[2022-12-13 08:45:41,827 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9
[2022-12-13 08:45:41,846 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 13
[2022-12-13 08:45:44,731 INFO  L321             Elim1Store]: treesize reduction 20, result has 63.6 percent of original size
[2022-12-13 08:45:44,732 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 190 treesize of output 238
[2022-12-13 08:45:44,819 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 45
[2022-12-13 08:45:44,841 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 13
[2022-12-13 08:45:50,613 INFO  L321             Elim1Store]: treesize reduction 20, result has 63.6 percent of original size
[2022-12-13 08:45:50,613 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 190 treesize of output 238
[2022-12-13 08:45:50,721 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 45
[2022-12-13 08:45:50,744 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 13
[2022-12-13 08:46:39,295 INFO  L321             Elim1Store]: treesize reduction 20, result has 63.6 percent of original size
[2022-12-13 08:46:39,296 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 190 treesize of output 238
[2022-12-13 08:46:39,427 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 45
[2022-12-13 08:46:39,463 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 13
[2022-12-13 08:48:51,523 INFO  L321             Elim1Store]: treesize reduction 20, result has 63.6 percent of original size
[2022-12-13 08:48:51,524 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 190 treesize of output 243
[2022-12-13 08:48:51,690 INFO  L321             Elim1Store]: treesize reduction 13, result has 38.1 percent of original size
[2022-12-13 08:48:51,690 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 97 treesize of output 52
[2022-12-13 08:48:51,711 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9
[2022-12-13 08:48:51,764 INFO  L350             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 13