./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix014_tso.oepc.i --full-output --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking COUNTEREXAMPLE --traceabstraction.criterion.for.conditional.commutativity.checking SLEEP_SET -tc /storage/repos/ultimate/releaseScripts/default/benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml --architecture 32bit


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


Checking for ERROR reachability
Using default analysis
Version b86fb0b7
Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix014_tso.oepc.i -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) )

 --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4fc83f7400faec1e297c0070148ef6e08fc24a46b81d9a9e52a0ee501a0da326 --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking COUNTEREXAMPLE --traceabstraction.criterion.for.conditional.commutativity.checking SLEEP_SET -tc /storage/repos/ultimate/releaseScripts/default/benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml
--- Real Ultimate output ---
This is Ultimate 0.2.5-wip.dk.conditional-comm-b86fb0b-m
[2024-10-17 10:30:29,813 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2024-10-17 10:30:29,866 INFO  L114        SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf
[2024-10-17 10:30:29,870 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2024-10-17 10:30:29,871 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-10-17 10:30:29,898 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2024-10-17 10:30:29,899 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-10-17 10:30:29,899 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-10-17 10:30:29,900 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-10-17 10:30:29,900 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-10-17 10:30:29,900 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-10-17 10:30:29,901 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2024-10-17 10:30:29,901 INFO  L153        SettingsManager]:  * Use SBE=true
[2024-10-17 10:30:29,901 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-10-17 10:30:29,902 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2024-10-17 10:30:29,902 INFO  L153        SettingsManager]:  * sizeof long=4
[2024-10-17 10:30:29,902 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2024-10-17 10:30:29,903 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2024-10-17 10:30:29,903 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2024-10-17 10:30:29,903 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2024-10-17 10:30:29,904 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-10-17 10:30:29,904 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2024-10-17 10:30:29,905 INFO  L153        SettingsManager]:  * Allow undefined functions=false
[2024-10-17 10:30:29,905 INFO  L153        SettingsManager]:  * sizeof long double=12
[2024-10-17 10:30:29,905 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2024-10-17 10:30:29,906 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2024-10-17 10:30:29,906 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-10-17 10:30:29,906 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2024-10-17 10:30:29,907 INFO  L153        SettingsManager]:  * Only consider context switches at boundaries of atomic blocks=true
[2024-10-17 10:30:29,907 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2024-10-17 10:30:29,907 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2024-10-17 10:30:29,908 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-10-17 10:30:29,908 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2024-10-17 10:30:29,909 INFO  L153        SettingsManager]:  * DFS Order used in POR=LOOP_LOCKSTEP
[2024-10-17 10:30:29,909 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-10-17 10:30:29,909 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2024-10-17 10:30:29,909 INFO  L153        SettingsManager]:  * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER
[2024-10-17 10:30:29,910 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2024-10-17 10:30:29,910 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2024-10-17 10:30:29,910 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2024-10-17 10:30:29,910 INFO  L153        SettingsManager]:  * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE
[2024-10-17 10:30:29,911 INFO  L153        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:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/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 -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )


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 -> 4fc83f7400faec1e297c0070148ef6e08fc24a46b81d9a9e52a0ee501a0da326
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> COUNTEREXAMPLE
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> SLEEP_SET
[2024-10-17 10:30:30,148 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2024-10-17 10:30:30,199 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-10-17 10:30:30,202 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-10-17 10:30:30,203 INFO  L270        PluginConnector]: Initializing CDTParser...
[2024-10-17 10:30:30,204 INFO  L274        PluginConnector]: CDTParser initialized
[2024-10-17 10:30:30,205 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/mix014_tso.oepc.i
[2024-10-17 10:30:31,710 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2024-10-17 10:30:31,948 INFO  L384              CDTParser]: Found 1 translation units.
[2024-10-17 10:30:31,949 INFO  L180              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix014_tso.oepc.i
[2024-10-17 10:30:31,970 INFO  L427              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/10a38c89d/c6fd8616abae4ebbaf9600173a4c7fdf/FLAG529ec07c5
[2024-10-17 10:30:31,988 INFO  L435              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/10a38c89d/c6fd8616abae4ebbaf9600173a4c7fdf
[2024-10-17 10:30:31,990 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-10-17 10:30:31,992 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2024-10-17 10:30:31,993 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-10-17 10:30:31,993 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-10-17 10:30:31,997 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2024-10-17 10:30:31,998 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:30:31" (1/1) ...
[2024-10-17 10:30:31,999 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31117e95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:30:31, skipping insertion in model container
[2024-10-17 10:30:31,999 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:30:31" (1/1) ...
[2024-10-17 10:30:32,054 INFO  L175         MainTranslator]: Built tables and reachable declarations
[2024-10-17 10:30:32,245 WARN  L247   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix014_tso.oepc.i[949,962]
[2024-10-17 10:30:32,504 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-10-17 10:30:32,522 INFO  L200         MainTranslator]: Completed pre-run
[2024-10-17 10:30:32,535 WARN  L247   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix014_tso.oepc.i[949,962]
[2024-10-17 10:30:32,624 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-10-17 10:30:32,670 INFO  L204         MainTranslator]: Completed translation
[2024-10-17 10:30:32,671 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:30:32 WrapperNode
[2024-10-17 10:30:32,671 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-10-17 10:30:32,672 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-10-17 10:30:32,672 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-10-17 10:30:32,673 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2024-10-17 10:30:32,680 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:30:32" (1/1) ...
[2024-10-17 10:30:32,699 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:30:32" (1/1) ...
[2024-10-17 10:30:32,746 INFO  L138                Inliner]: procedures = 176, calls = 56, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 252
[2024-10-17 10:30:32,747 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-10-17 10:30:32,747 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-10-17 10:30:32,747 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2024-10-17 10:30:32,748 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2024-10-17 10:30:32,759 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:30:32" (1/1) ...
[2024-10-17 10:30:32,759 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:30:32" (1/1) ...
[2024-10-17 10:30:32,770 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:30:32" (1/1) ...
[2024-10-17 10:30:32,771 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:30:32" (1/1) ...
[2024-10-17 10:30:32,789 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:30:32" (1/1) ...
[2024-10-17 10:30:32,795 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:30:32" (1/1) ...
[2024-10-17 10:30:32,802 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:30:32" (1/1) ...
[2024-10-17 10:30:32,808 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:30:32" (1/1) ...
[2024-10-17 10:30:32,812 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-10-17 10:30:32,817 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-10-17 10:30:32,817 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2024-10-17 10:30:32,817 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2024-10-17 10:30:32,818 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:30:32" (1/1) ...
[2024-10-17 10:30:32,826 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2024-10-17 10:30:32,837 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-10-17 10:30:32,853 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2024-10-17 10:30:32,856 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2024-10-17 10:30:32,900 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2024-10-17 10:30:32,900 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-10-17 10:30:32,900 INFO  L130     BoogieDeclarations]: Found specification of procedure P0
[2024-10-17 10:30:32,900 INFO  L138     BoogieDeclarations]: Found implementation of procedure P0
[2024-10-17 10:30:32,901 INFO  L130     BoogieDeclarations]: Found specification of procedure P1
[2024-10-17 10:30:32,901 INFO  L138     BoogieDeclarations]: Found implementation of procedure P1
[2024-10-17 10:30:32,901 INFO  L130     BoogieDeclarations]: Found specification of procedure P2
[2024-10-17 10:30:32,901 INFO  L138     BoogieDeclarations]: Found implementation of procedure P2
[2024-10-17 10:30:32,901 INFO  L130     BoogieDeclarations]: Found specification of procedure P3
[2024-10-17 10:30:32,901 INFO  L138     BoogieDeclarations]: Found implementation of procedure P3
[2024-10-17 10:30:32,902 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2024-10-17 10:30:32,902 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2024-10-17 10:30:32,902 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-10-17 10:30:32,902 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-10-17 10:30:32,904 WARN  L207             CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement.
[2024-10-17 10:30:33,044 INFO  L238             CfgBuilder]: Building ICFG
[2024-10-17 10:30:33,046 INFO  L264             CfgBuilder]: Building CFG for each procedure with an implementation
[2024-10-17 10:30:33,544 INFO  L283             CfgBuilder]: Omitted future-live optimization because the input is a concurrent program.
[2024-10-17 10:30:33,544 INFO  L287             CfgBuilder]: Performing block encoding
[2024-10-17 10:30:33,876 INFO  L309             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-10-17 10:30:33,876 INFO  L314             CfgBuilder]: Removed 0 assume(true) statements.
[2024-10-17 10:30:33,877 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:30:33 BoogieIcfgContainer
[2024-10-17 10:30:33,877 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-10-17 10:30:33,879 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-10-17 10:30:33,879 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2024-10-17 10:30:33,882 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2024-10-17 10:30:33,883 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 10:30:31" (1/3) ...
[2024-10-17 10:30:33,884 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5004edcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:30:33, skipping insertion in model container
[2024-10-17 10:30:33,884 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:30:32" (2/3) ...
[2024-10-17 10:30:33,885 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5004edcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:30:33, skipping insertion in model container
[2024-10-17 10:30:33,885 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:30:33" (3/3) ...
[2024-10-17 10:30:33,886 INFO  L112   eAbstractionObserver]: Analyzing ICFG mix014_tso.oepc.i
[2024-10-17 10:30:33,904 INFO  L209   ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-10-17 10:30:33,905 INFO  L149   ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations.
[2024-10-17 10:30:33,905 INFO  L484   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2024-10-17 10:30:33,968 INFO  L143    ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2024-10-17 10:30:34,016 INFO  L106   denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-10-17 10:30:34,017 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2024-10-17 10:30:34,017 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-10-17 10:30:34,020 INFO  L229       MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null)
[2024-10-17 10:30:34,021 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process
[2024-10-17 10:30:34,127 INFO  L194   artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations.
[2024-10-17 10:30:34,148 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-17 10:30:34,149 INFO  L332      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork2 ========
[2024-10-17 10:30:34,159 INFO  L333      AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2da26d31, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=COUNTEREXAMPLE, mConComCheckerCriterion=SLEEP_SET, mConComCheckerTraceCheckMode=GENERATOR, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false
[2024-10-17 10:30:34,159 INFO  L334      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-10-17 10:30:43,221 INFO  L396      AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-10-17 10:30:43,223 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-17 10:30:43,224 INFO  L85        PathProgramCache]: Analyzing trace with hash 392962841, now seen corresponding path program 1 times
[2024-10-17 10:30:43,230 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-17 10:30:43,231 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017608692]
[2024-10-17 10:30:43,231 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-17 10:30:43,231 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-17 10:30:43,386 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-17 10:30:43,785 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-10-17 10:30:43,786 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-17 10:30:43,786 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2017608692]
[2024-10-17 10:30:43,787 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2017608692] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-17 10:30:43,787 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-17 10:30:43,788 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-10-17 10:30:43,789 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460436409]
[2024-10-17 10:30:43,790 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-17 10:30:43,793 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-10-17 10:30:43,794 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-17 10:30:43,819 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-10-17 10:30:43,820 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-10-17 10:30:43,821 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-10-17 10:30:43,823 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-17 10:30:43,824 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-10-17 10:30:43,824 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-10-17 10:32:00,440 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-17 10:32:00,440 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-10-17 10:32:00,441 INFO  L396      AbstractCegarLoop]: === Iteration 2 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-10-17 10:32:00,442 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-17 10:32:00,442 INFO  L85        PathProgramCache]: Analyzing trace with hash -19173173, now seen corresponding path program 1 times
[2024-10-17 10:32:00,443 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-17 10:32:00,443 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [292069463]
[2024-10-17 10:32:00,443 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-17 10:32:00,443 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-17 10:32:00,574 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-17 10:32:01,129 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-10-17 10:32:01,130 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-17 10:32:01,130 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [292069463]
[2024-10-17 10:32:01,130 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [292069463] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-17 10:32:01,130 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-17 10:32:01,130 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-10-17 10:32:01,131 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919433189]
[2024-10-17 10:32:01,131 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-17 10:32:01,134 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-10-17 10:32:01,134 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-17 10:32:01,135 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-10-17 10:32:01,135 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2024-10-17 10:32:01,135 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-10-17 10:32:01,136 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-17 10:32:01,136 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-10-17 10:32:01,136 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-17 10:32:01,136 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-10-17 10:41:32,516 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-17 10:41:32,516 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-17 10:41:32,519 INFO  L782   garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2024-10-17 10:41:32,520 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-10-17 10:41:32,533 INFO  L414         BasicCegarLoop]: Path program histogram: [1, 1]
[2024-10-17 10:41:32,537 INFO  L312   ceAbstractionStarter]: Result for error location P2Thread1of1ForFork2 was SAFE (1/3)
[2024-10-17 10:41:32,544 INFO  L106   denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-10-17 10:41:32,544 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2024-10-17 10:41:32,544 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-10-17 10:41:32,546 INFO  L229       MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null)
[2024-10-17 10:41:32,548 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process
[2024-10-17 10:41:32,601 INFO  L194   artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations.
[2024-10-17 10:41:32,602 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-17 10:41:32,602 INFO  L332      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ========
[2024-10-17 10:41:32,603 INFO  L333      AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2da26d31, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=COUNTEREXAMPLE, mConComCheckerCriterion=SLEEP_SET, mConComCheckerTraceCheckMode=GENERATOR, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false
[2024-10-17 10:41:32,603 INFO  L334      AbstractCegarLoop]: Starting to check reachability of 5 error locations.
[2024-10-17 10:41:57,173 INFO  L396      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] ===
[2024-10-17 10:41:57,174 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-17 10:41:57,175 INFO  L85        PathProgramCache]: Analyzing trace with hash -433092538, now seen corresponding path program 1 times
[2024-10-17 10:41:57,175 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-17 10:41:57,175 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1623056170]
[2024-10-17 10:41:57,175 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-17 10:41:57,175 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-17 10:41:57,201 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-17 10:41:57,586 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-10-17 10:41:57,586 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-17 10:41:57,586 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1623056170]
[2024-10-17 10:41:57,587 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1623056170] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-17 10:41:57,587 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-17 10:41:57,587 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-10-17 10:41:57,587 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1215532612]
[2024-10-17 10:41:57,587 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-17 10:41:57,588 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-10-17 10:41:57,588 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-17 10:41:57,589 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-10-17 10:41:57,590 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-10-17 10:41:57,590 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-10-17 10:41:57,590 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-17 10:41:57,590 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-10-17 10:41:57,590 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-10-17 10:43:25,054 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-17 10:43:25,055 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-10-17 10:43:25,055 INFO  L396      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] ===
[2024-10-17 10:43:25,056 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-17 10:43:25,056 INFO  L85        PathProgramCache]: Analyzing trace with hash 2031293652, now seen corresponding path program 1 times
[2024-10-17 10:43:25,056 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-17 10:43:25,057 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924809793]
[2024-10-17 10:43:25,057 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-17 10:43:25,057 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-17 10:43:25,253 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-17 10:43:26,019 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-10-17 10:43:26,022 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-17 10:43:26,022 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1924809793]
[2024-10-17 10:43:26,022 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1924809793] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-17 10:43:26,023 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-17 10:43:26,023 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-10-17 10:43:26,023 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637769452]
[2024-10-17 10:43:26,023 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-17 10:43:26,023 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-10-17 10:43:26,023 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-17 10:43:26,024 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-10-17 10:43:26,024 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2024-10-17 10:43:26,024 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-10-17 10:43:26,024 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-17 10:43:26,024 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-10-17 10:43:26,025 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-17 10:43:26,025 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-10-17 10:43:50,597 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-17 10:43:50,598 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-17 10:43:50,598 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2024-10-17 10:43:50,598 INFO  L396      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] ===
[2024-10-17 10:43:50,599 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-17 10:43:50,599 INFO  L85        PathProgramCache]: Analyzing trace with hash -740631951, now seen corresponding path program 1 times
[2024-10-17 10:43:50,599 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-17 10:43:50,599 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400608791]
[2024-10-17 10:43:50,600 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-17 10:43:50,600 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-17 10:43:50,839 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-17 10:43:51,151 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-10-17 10:43:51,152 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-17 10:43:51,152 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1400608791]
[2024-10-17 10:43:51,152 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1400608791] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-17 10:43:51,152 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-17 10:43:51,152 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2024-10-17 10:43:51,153 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384016803]
[2024-10-17 10:43:51,154 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-17 10:43:51,154 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2024-10-17 10:43:51,155 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-17 10:43:51,155 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2024-10-17 10:43:51,156 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42
[2024-10-17 10:43:51,156 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-10-17 10:43:51,156 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-17 10:43:51,157 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 6 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-10-17 10:43:51,158 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-17 10:43:51,158 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-17 10:43:51,158 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-10-17 10:43:57,679 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-17 10:43:57,680 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-17 10:43:57,680 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-10-17 10:43:57,680 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2024-10-17 10:43:57,681 INFO  L396      AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] ===
[2024-10-17 10:43:57,738 INFO  L85        PathProgramCache]: Analyzing trace with hash -406134786, now seen corresponding path program 1 times
[2024-10-17 10:43:57,739 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-17 10:43:57,739 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-17 10:43:57,912 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-17 10:43:57,913 INFO  L356             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-10-17 10:43:58,029 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-17 10:43:58,078 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-17 10:43:58,079 INFO  L85        PathProgramCache]: Analyzing trace with hash -145627503, now seen corresponding path program 1 times
[2024-10-17 10:43:58,079 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-17 10:43:58,079 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2097262275]
[2024-10-17 10:43:58,079 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-17 10:43:58,079 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-17 10:43:58,287 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-17 10:44:01,966 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-10-17 10:44:01,967 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-17 10:44:01,967 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2097262275]
[2024-10-17 10:44:01,967 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2097262275] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-17 10:44:01,967 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-17 10:44:01,967 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12
[2024-10-17 10:44:01,967 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [732018205]
[2024-10-17 10:44:01,967 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-17 10:44:01,968 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 13 states
[2024-10-17 10:44:01,968 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-17 10:44:01,968 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants.
[2024-10-17 10:44:01,969 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156
[2024-10-17 10:44:01,969 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-10-17 10:44:01,969 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-17 10:44:01,969 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 13 states, 13 states have (on average 3.1538461538461537) internal successors, (41), 12 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-10-17 10:44:01,969 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-17 10:44:01,969 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-17 10:44:01,970 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-10-17 10:44:01,970 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
Killed by 15