./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i --full-output --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking COUNTEREXAMPLE --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT --traceabstraction.tracecheck.mode.for.conditional.commutativity SYMBOLIC_RELATION -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/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.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 26c7def9550acbb8db0f014014632a2eeeeca7df9ce503e9999e1bc5b1d84980 --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking COUNTEREXAMPLE --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT --traceabstraction.tracecheck.mode.for.conditional.commutativity SYMBOLIC_RELATION -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 07:32:31,024 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2024-10-17 07:32:31,085 INFO  L114        SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf
[2024-10-17 07:32:31,089 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2024-10-17 07:32:31,089 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-10-17 07:32:31,115 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2024-10-17 07:32:31,116 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-10-17 07:32:31,116 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-10-17 07:32:31,116 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-10-17 07:32:31,116 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-10-17 07:32:31,117 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-10-17 07:32:31,117 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2024-10-17 07:32:31,117 INFO  L153        SettingsManager]:  * Use SBE=true
[2024-10-17 07:32:31,118 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-10-17 07:32:31,118 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2024-10-17 07:32:31,118 INFO  L153        SettingsManager]:  * sizeof long=4
[2024-10-17 07:32:31,118 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2024-10-17 07:32:31,119 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2024-10-17 07:32:31,119 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2024-10-17 07:32:31,119 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2024-10-17 07:32:31,119 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-10-17 07:32:31,122 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2024-10-17 07:32:31,122 INFO  L153        SettingsManager]:  * Allow undefined functions=false
[2024-10-17 07:32:31,123 INFO  L153        SettingsManager]:  * sizeof long double=12
[2024-10-17 07:32:31,123 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2024-10-17 07:32:31,123 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2024-10-17 07:32:31,123 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-10-17 07:32:31,123 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2024-10-17 07:32:31,124 INFO  L153        SettingsManager]:  * Only consider context switches at boundaries of atomic blocks=true
[2024-10-17 07:32:31,124 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2024-10-17 07:32:31,124 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2024-10-17 07:32:31,124 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-10-17 07:32:31,124 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2024-10-17 07:32:31,125 INFO  L153        SettingsManager]:  * DFS Order used in POR=LOOP_LOCKSTEP
[2024-10-17 07:32:31,125 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-10-17 07:32:31,125 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2024-10-17 07:32:31,126 INFO  L153        SettingsManager]:  * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER
[2024-10-17 07:32:31,126 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2024-10-17 07:32:31,126 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2024-10-17 07:32:31,126 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2024-10-17 07:32:31,126 INFO  L153        SettingsManager]:  * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE
[2024-10-17 07:32:31,127 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 -> 26c7def9550acbb8db0f014014632a2eeeeca7df9ce503e9999e1bc5b1d84980
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 -> DEFAULT
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: TraceCheck mode for conditional commutativity -> SYMBOLIC_RELATION
[2024-10-17 07:32:31,345 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2024-10-17 07:32:31,375 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-10-17 07:32:31,379 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-10-17 07:32:31,380 INFO  L270        PluginConnector]: Initializing CDTParser...
[2024-10-17 07:32:31,381 INFO  L274        PluginConnector]: CDTParser initialized
[2024-10-17 07:32:31,382 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i
[2024-10-17 07:32:32,838 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2024-10-17 07:32:32,995 INFO  L384              CDTParser]: Found 1 translation units.
[2024-10-17 07:32:32,996 INFO  L180              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i
[2024-10-17 07:32:33,013 INFO  L427              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/2f2eaf171/11f5a7bc5d2440b9b420da74ac8cc2b7/FLAGca0eedbb1
[2024-10-17 07:32:33,036 INFO  L435              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/2f2eaf171/11f5a7bc5d2440b9b420da74ac8cc2b7
[2024-10-17 07:32:33,039 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-10-17 07:32:33,043 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2024-10-17 07:32:33,044 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-10-17 07:32:33,044 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-10-17 07:32:33,053 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2024-10-17 07:32:33,053 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 07:32:33" (1/1) ...
[2024-10-17 07:32:33,054 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b2b0dc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 07:32:33, skipping insertion in model container
[2024-10-17 07:32:33,054 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 07:32:33" (1/1) ...
[2024-10-17 07:32:33,094 INFO  L175         MainTranslator]: Built tables and reachable declarations
[2024-10-17 07:32:33,253 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/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988]
[2024-10-17 07:32:33,463 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-10-17 07:32:33,470 INFO  L200         MainTranslator]: Completed pre-run
[2024-10-17 07:32:33,478 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/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988]
[2024-10-17 07:32:33,496 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-10-17 07:32:33,520 INFO  L204         MainTranslator]: Completed translation
[2024-10-17 07:32:33,520 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 07:32:33 WrapperNode
[2024-10-17 07:32:33,521 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-10-17 07:32:33,522 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-10-17 07:32:33,522 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-10-17 07:32:33,522 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2024-10-17 07:32:33,528 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 07:32:33" (1/1) ...
[2024-10-17 07:32:33,541 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 07:32:33" (1/1) ...
[2024-10-17 07:32:33,566 INFO  L138                Inliner]: procedures = 175, calls = 41, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 58
[2024-10-17 07:32:33,566 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-10-17 07:32:33,567 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-10-17 07:32:33,567 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2024-10-17 07:32:33,567 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2024-10-17 07:32:33,574 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 07:32:33" (1/1) ...
[2024-10-17 07:32:33,574 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 07:32:33" (1/1) ...
[2024-10-17 07:32:33,577 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 07:32:33" (1/1) ...
[2024-10-17 07:32:33,579 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 07:32:33" (1/1) ...
[2024-10-17 07:32:33,582 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 07:32:33" (1/1) ...
[2024-10-17 07:32:33,586 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 07:32:33" (1/1) ...
[2024-10-17 07:32:33,588 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 07:32:33" (1/1) ...
[2024-10-17 07:32:33,592 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 07:32:33" (1/1) ...
[2024-10-17 07:32:33,594 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-10-17 07:32:33,595 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-10-17 07:32:33,595 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2024-10-17 07:32:33,595 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2024-10-17 07:32:33,596 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 07:32:33" (1/1) ...
[2024-10-17 07:32:33,600 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2024-10-17 07:32:33,610 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-10-17 07:32:33,621 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 07:32:33,623 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 07:32:33,653 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2024-10-17 07:32:33,653 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-10-17 07:32:33,653 INFO  L130     BoogieDeclarations]: Found specification of procedure P0
[2024-10-17 07:32:33,653 INFO  L138     BoogieDeclarations]: Found implementation of procedure P0
[2024-10-17 07:32:33,653 INFO  L130     BoogieDeclarations]: Found specification of procedure P1
[2024-10-17 07:32:33,653 INFO  L138     BoogieDeclarations]: Found implementation of procedure P1
[2024-10-17 07:32:33,653 INFO  L130     BoogieDeclarations]: Found specification of procedure P2
[2024-10-17 07:32:33,654 INFO  L138     BoogieDeclarations]: Found implementation of procedure P2
[2024-10-17 07:32:33,654 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2024-10-17 07:32:33,654 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2024-10-17 07:32:33,654 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-10-17 07:32:33,654 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-10-17 07:32:33,656 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 07:32:33,865 INFO  L238             CfgBuilder]: Building ICFG
[2024-10-17 07:32:33,872 INFO  L264             CfgBuilder]: Building CFG for each procedure with an implementation
[2024-10-17 07:32:34,031 INFO  L283             CfgBuilder]: Omitted future-live optimization because the input is a concurrent program.
[2024-10-17 07:32:34,031 INFO  L287             CfgBuilder]: Performing block encoding
[2024-10-17 07:32:34,119 INFO  L309             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-10-17 07:32:34,119 INFO  L314             CfgBuilder]: Removed 0 assume(true) statements.
[2024-10-17 07:32:34,120 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 07:32:34 BoogieIcfgContainer
[2024-10-17 07:32:34,120 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-10-17 07:32:34,122 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-10-17 07:32:34,122 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2024-10-17 07:32:34,125 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2024-10-17 07:32:34,125 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 07:32:33" (1/3) ...
[2024-10-17 07:32:34,126 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c4c272a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 07:32:34, skipping insertion in model container
[2024-10-17 07:32:34,126 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 07:32:33" (2/3) ...
[2024-10-17 07:32:34,128 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c4c272a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 07:32:34, skipping insertion in model container
[2024-10-17 07:32:34,128 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 07:32:34" (3/3) ...
[2024-10-17 07:32:34,129 INFO  L112   eAbstractionObserver]: Analyzing ICFG safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i
[2024-10-17 07:32:34,142 INFO  L209   ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-10-17 07:32:34,143 INFO  L149   ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2024-10-17 07:32:34,143 INFO  L484   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2024-10-17 07:32:34,178 INFO  L143    ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2024-10-17 07:32:34,214 INFO  L106   denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-10-17 07:32:34,215 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2024-10-17 07:32:34,215 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-10-17 07:32:34,219 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 07:32:34,221 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 07:32:34,301 INFO  L194   artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations.
[2024-10-17 07:32:34,316 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-17 07:32:34,320 INFO  L332      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ========
[2024-10-17 07:32:34,326 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;@6df8a199, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=COUNTEREXAMPLE, mConComCheckerCriterion=DEFAULT, mConComCheckerTraceCheckMode=SYMBOLIC_RELATION, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false
[2024-10-17 07:32:34,327 INFO  L334      AbstractCegarLoop]: Starting to check reachability of 4 error locations.
[2024-10-17 07:32:35,208 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 1 more)] ===
[2024-10-17 07:32:35,217 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-17 07:32:35,217 INFO  L85        PathProgramCache]: Analyzing trace with hash 1633081653, now seen corresponding path program 1 times
[2024-10-17 07:32:35,237 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-17 07:32:35,240 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1647892471]
[2024-10-17 07:32:35,240 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-17 07:32:35,240 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-17 07:32:35,371 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-17 07:32:35,764 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 07:32:35,765 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-17 07:32:35,765 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1647892471]
[2024-10-17 07:32:35,766 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1647892471] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-17 07:32:35,766 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-17 07:32:35,766 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2024-10-17 07:32:35,767 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1536381701]
[2024-10-17 07:32:35,768 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-17 07:32:35,772 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-10-17 07:32:35,772 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-17 07:32:35,792 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-10-17 07:32:35,793 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30
[2024-10-17 07:32:35,794 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-10-17 07:32:35,795 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-17 07:32:35,796 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 5 states have internal predecessors, (26), 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 07:32:35,796 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-10-17 07:32:36,146 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-10-17 07:32:36,146 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-10-17 07:32:36,146 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 1 more)] ===
[2024-10-17 07:32:36,469 INFO  L85        PathProgramCache]: Analyzing trace with hash 1270972836, now seen corresponding path program 1 times
[2024-10-17 07:32:36,471 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-17 07:32:36,471 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-17 07:32:36,497 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-17 07:32:36,658 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 07:32:36,659 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-17 07:32:36,659 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-17 07:32:36,670 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-17 07:32:36,740 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 07:32:36,746 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-10-17 07:32:36,747 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-10-17 07:32:36,747 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30
[2024-10-17 07:32:36,747 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-10-17 07:32:36,747 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-17 07:32:36,748 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 5 states have internal predecessors, (23), 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 07:32:36,748 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-10-17 07:32:36,748 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-10-17 07:32:37,347 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2024-10-17 07:32:37,347 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-10-17 07:32:37,347 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,SelfDestructingSolverStorable1
[2024-10-17 07:32:37,347 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 1 more)] ===
[2024-10-17 07:32:37,362 INFO  L85        PathProgramCache]: Analyzing trace with hash -1225836885, now seen corresponding path program 1 times
[2024-10-17 07:32:37,362 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-17 07:32:37,363 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-17 07:32:37,368 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-17 07:32:37,368 INFO  L356             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-10-17 07:32:37,371 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-17 07:32:37,467 INFO  L85        PathProgramCache]: Analyzing trace with hash -2000152877, now seen corresponding path program 1 times
[2024-10-17 07:32:37,467 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-17 07:32:37,467 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-17 07:32:37,473 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-17 07:32:37,473 INFO  L356             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-10-17 07:32:37,476 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-17 07:32:37,479 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-17 07:32:37,479 INFO  L85        PathProgramCache]: Analyzing trace with hash -11738601, now seen corresponding path program 1 times
[2024-10-17 07:32:37,480 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-17 07:32:37,480 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037429993]
[2024-10-17 07:32:37,480 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-17 07:32:37,480 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-17 07:32:37,486 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-17 07:32:37,608 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 07:32:37,608 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-17 07:32:37,608 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2037429993]
[2024-10-17 07:32:37,609 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2037429993] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-17 07:32:37,609 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-17 07:32:37,609 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2024-10-17 07:32:37,609 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1191643178]
[2024-10-17 07:32:37,609 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-17 07:32:37,610 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2024-10-17 07:32:37,610 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-17 07:32:37,611 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2024-10-17 07:32:37,611 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42
[2024-10-17 07:32:37,611 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-10-17 07:32:37,611 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-17 07:32:37,611 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 7 states have internal predecessors, (31), 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 07:32:37,611 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. 
[2024-10-17 07:32:37,612 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-10-17 07:32:37,612 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-10-17 07:32:37,886 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2024-10-17 07:32:37,887 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-10-17 07:32:37,887 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2024-10-17 07:32:37,887 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable5
[2024-10-17 07:32:37,888 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 1 more)] ===
[2024-10-17 07:32:37,911 INFO  L85        PathProgramCache]: Analyzing trace with hash 2009041074, now seen corresponding path program 1 times
[2024-10-17 07:32:37,913 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-17 07:32:37,913 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-17 07:32:37,921 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-17 07:32:37,921 INFO  L356             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-10-17 07:32:37,923 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-17 07:32:38,004 INFO  L85        PathProgramCache]: Analyzing trace with hash -172506255, now seen corresponding path program 1 times
[2024-10-17 07:32:38,005 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-17 07:32:38,005 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-17 07:32:38,013 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-17 07:32:38,014 INFO  L356             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-10-17 07:32:38,019 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-17 07:32:38,025 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-17 07:32:38,027 INFO  L85        PathProgramCache]: Analyzing trace with hash -776021741, now seen corresponding path program 2 times
[2024-10-17 07:32:38,027 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-17 07:32:38,027 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106751490]
[2024-10-17 07:32:38,027 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-17 07:32:38,028 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-17 07:32:38,040 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-17 07:32:38,207 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 07:32:38,208 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-17 07:32:38,208 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106751490]
[2024-10-17 07:32:38,208 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1106751490] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-17 07:32:38,209 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-17 07:32:38,209 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2024-10-17 07:32:38,209 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21489258]
[2024-10-17 07:32:38,209 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-17 07:32:38,210 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2024-10-17 07:32:38,210 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-17 07:32:38,210 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2024-10-17 07:32:38,211 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42
[2024-10-17 07:32:38,211 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-10-17 07:32:38,211 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-17 07:32:38,211 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 7 states have internal predecessors, (31), 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 07:32:38,211 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. 
[2024-10-17 07:32:38,211 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-10-17 07:32:38,211 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2024-10-17 07:32:38,212 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-10-17 07:32:38,477 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2024-10-17 07:32:38,477 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-10-17 07:32:38,477 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2024-10-17 07:32:38,478 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2024-10-17 07:32:38,478 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6
[2024-10-17 07:32:38,478 INFO  L396      AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-10-17 07:32:38,494 INFO  L85        PathProgramCache]: Analyzing trace with hash 598915520, now seen corresponding path program 1 times
[2024-10-17 07:32:38,495 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-17 07:32:38,495 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-17 07:32:38,502 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-17 07:32:38,503 INFO  L356             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-10-17 07:32:38,506 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-17 07:32:38,570 INFO  L85        PathProgramCache]: Analyzing trace with hash 1092608595, now seen corresponding path program 1 times
[2024-10-17 07:32:38,570 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-17 07:32:38,571 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-17 07:32:38,576 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-17 07:32:38,577 INFO  L356             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-10-17 07:32:38,579 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-17 07:32:38,582 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-17 07:32:38,582 INFO  L85        PathProgramCache]: Analyzing trace with hash -326891189, now seen corresponding path program 3 times
[2024-10-17 07:32:38,583 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-17 07:32:38,583 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1621647226]
[2024-10-17 07:32:38,583 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-17 07:32:38,583 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-17 07:32:38,589 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-17 07:32:38,689 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 07:32:38,689 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-17 07:32:38,690 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1621647226]
[2024-10-17 07:32:38,690 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1621647226] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-17 07:32:38,690 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-17 07:32:38,690 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2024-10-17 07:32:38,690 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [915708472]
[2024-10-17 07:32:38,691 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-17 07:32:38,691 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2024-10-17 07:32:38,691 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-17 07:32:38,692 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2024-10-17 07:32:38,692 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42
[2024-10-17 07:32:38,692 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-10-17 07:32:38,692 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-17 07:32:38,693 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 6 states have internal predecessors, (31), 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 07:32:38,693 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. 
[2024-10-17 07:32:38,693 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-10-17 07:32:38,693 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2024-10-17 07:32:38,693 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2024-10-17 07:32:38,693 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-10-17 07:32:38,935 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2024-10-17 07:32:38,936 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-10-17 07:32:38,936 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2024-10-17 07:32:38,936 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2024-10-17 07:32:38,936 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2024-10-17 07:32:38,936 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable9
[2024-10-17 07:32:38,936 INFO  L396      AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-10-17 07:32:38,955 INFO  L85        PathProgramCache]: Analyzing trace with hash 928775527, now seen corresponding path program 1 times
[2024-10-17 07:32:38,956 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-17 07:32:38,956 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-17 07:32:38,960 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-17 07:32:38,960 INFO  L356             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-10-17 07:32:38,962 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-17 07:32:39,022 INFO  L85        PathProgramCache]: Analyzing trace with hash 2101299955, now seen corresponding path program 1 times
[2024-10-17 07:32:39,022 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-17 07:32:39,022 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-17 07:32:39,027 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-17 07:32:39,027 INFO  L356             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-10-17 07:32:39,029 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-17 07:32:39,032 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-17 07:32:39,032 INFO  L85        PathProgramCache]: Analyzing trace with hash -1445280697, now seen corresponding path program 4 times
[2024-10-17 07:32:39,032 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-17 07:32:39,032 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [303553569]
[2024-10-17 07:32:39,032 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-17 07:32:39,033 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-17 07:32:39,038 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-17 07:32:39,170 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 07:32:39,171 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-17 07:32:39,171 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [303553569]
[2024-10-17 07:32:39,171 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [303553569] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-17 07:32:39,171 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-17 07:32:39,172 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2024-10-17 07:32:39,172 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697976004]
[2024-10-17 07:32:39,172 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-17 07:32:39,172 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2024-10-17 07:32:39,172 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-17 07:32:39,173 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2024-10-17 07:32:39,173 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42
[2024-10-17 07:32:39,173 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-10-17 07:32:39,173 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-17 07:32:39,174 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 6 states have internal predecessors, (31), 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 07:32:39,174 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. 
[2024-10-17 07:32:39,174 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-10-17 07:32:39,174 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2024-10-17 07:32:39,174 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2024-10-17 07:32:39,174 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2024-10-17 07:32:39,175 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-10-17 07:32:39,510 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2024-10-17 07:32:39,511 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-10-17 07:32:39,511 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2024-10-17 07:32:39,511 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2024-10-17 07:32:39,511 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2024-10-17 07:32:39,512 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2024-10-17 07:32:39,515 INFO  L782   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining)
[2024-10-17 07:32:39,515 INFO  L782   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining)
[2024-10-17 07:32:39,515 INFO  L782   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining)
[2024-10-17 07:32:39,516 INFO  L782   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining)
[2024-10-17 07:32:39,516 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14
[2024-10-17 07:32:39,529 INFO  L414         BasicCegarLoop]: Path program histogram: [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-10-17 07:32:39,531 INFO  L234   ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2024-10-17 07:32:39,533 INFO  L165   ceAbstractionStarter]: Computing trace abstraction results
[2024-10-17 07:32:39,536 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.10 07:32:39 BasicIcfg
[2024-10-17 07:32:39,536 INFO  L131        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-10-17 07:32:39,536 INFO  L112        PluginConnector]: ------------------------Witness Printer----------------------------
[2024-10-17 07:32:39,536 INFO  L270        PluginConnector]: Initializing Witness Printer...
[2024-10-17 07:32:39,536 INFO  L274        PluginConnector]: Witness Printer initialized
[2024-10-17 07:32:39,537 INFO  L184        PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 07:32:34" (3/4) ...
[2024-10-17 07:32:39,539 INFO  L139         WitnessPrinter]: Generating witness for correct program
[2024-10-17 07:32:39,542 INFO  L361     RCFGBacktranslator]: Ignoring RootEdge to procedure P0
[2024-10-17 07:32:39,542 INFO  L361     RCFGBacktranslator]: Ignoring RootEdge to procedure P1
[2024-10-17 07:32:39,542 INFO  L361     RCFGBacktranslator]: Ignoring RootEdge to procedure P2
[2024-10-17 07:32:39,545 INFO  L904   BoogieBacktranslator]: Reduced CFG by removing 36 nodes and edges
[2024-10-17 07:32:39,548 INFO  L904   BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges
[2024-10-17 07:32:39,548 INFO  L904   BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges
[2024-10-17 07:32:39,548 INFO  L904   BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges
[2024-10-17 07:32:39,629 INFO  L149         WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.graphml
[2024-10-17 07:32:39,629 INFO  L149         WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.yml
[2024-10-17 07:32:39,630 INFO  L131        PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-10-17 07:32:39,630 INFO  L158              Benchmark]: Toolchain (without parser) took 6587.26ms. Allocated memory was 176.2MB in the beginning and 327.2MB in the end (delta: 151.0MB). Free memory was 101.3MB in the beginning and 130.8MB in the end (delta: -29.4MB). Peak memory consumption was 122.4MB. Max. memory is 16.1GB.
[2024-10-17 07:32:39,630 INFO  L158              Benchmark]: CDTParser took 0.22ms. Allocated memory is still 176.2MB. Free memory was 131.6MB in the beginning and 131.4MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-10-17 07:32:39,631 INFO  L158              Benchmark]: CACSL2BoogieTranslator took 477.20ms. Allocated memory is still 176.2MB. Free memory was 101.1MB in the beginning and 137.3MB in the end (delta: -36.1MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB.
[2024-10-17 07:32:39,631 INFO  L158              Benchmark]: Boogie Procedure Inliner took 44.51ms. Allocated memory is still 176.2MB. Free memory was 137.3MB in the beginning and 135.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-10-17 07:32:39,631 INFO  L158              Benchmark]: Boogie Preprocessor took 27.30ms. Allocated memory is still 176.2MB. Free memory was 135.2MB in the beginning and 134.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-10-17 07:32:39,632 INFO  L158              Benchmark]: RCFGBuilder took 525.56ms. Allocated memory is still 176.2MB. Free memory was 134.1MB in the beginning and 114.2MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB.
[2024-10-17 07:32:39,632 INFO  L158              Benchmark]: TraceAbstraction took 5414.02ms. Allocated memory was 176.2MB in the beginning and 327.2MB in the end (delta: 151.0MB). Free memory was 113.1MB in the beginning and 135.0MB in the end (delta: -21.8MB). Peak memory consumption was 129.2MB. Max. memory is 16.1GB.
[2024-10-17 07:32:39,632 INFO  L158              Benchmark]: Witness Printer took 93.46ms. Allocated memory is still 327.2MB. Free memory was 135.0MB in the beginning and 130.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2024-10-17 07:32:39,633 INFO  L338   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.22ms. Allocated memory is still 176.2MB. Free memory was 131.6MB in the beginning and 131.4MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB.
 * CACSL2BoogieTranslator took 477.20ms. Allocated memory is still 176.2MB. Free memory was 101.1MB in the beginning and 137.3MB in the end (delta: -36.1MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB.
 * Boogie Procedure Inliner took 44.51ms. Allocated memory is still 176.2MB. Free memory was 137.3MB in the beginning and 135.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
 * Boogie Preprocessor took 27.30ms. Allocated memory is still 176.2MB. Free memory was 135.2MB in the beginning and 134.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB.
 * RCFGBuilder took 525.56ms. Allocated memory is still 176.2MB. Free memory was 134.1MB in the beginning and 114.2MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB.
 * TraceAbstraction took 5414.02ms. Allocated memory was 176.2MB in the beginning and 327.2MB in the end (delta: 151.0MB). Free memory was 113.1MB in the beginning and 135.0MB in the end (delta: -21.8MB). Peak memory consumption was 129.2MB. Max. memory is 16.1GB.
 * Witness Printer took 93.46ms. Allocated memory is still 327.2MB. Free memory was 135.0MB in the beginning and 130.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - StatisticsResult: Partial order reduction statistics
    Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 23155, independent: 22533, independent conditional: 21905, independent unconditional: 628, dependent: 622, dependent conditional: 596, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 23149, independent: 22533, independent conditional: 21905, independent unconditional: 628, dependent: 616, dependent conditional: 591, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 23149, independent: 22533, independent conditional: 21905, independent unconditional: 628, dependent: 616, dependent conditional: 591, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 23149, independent: 22533, independent conditional: 21905, independent unconditional: 628, dependent: 616, dependent conditional: 591, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28366, independent: 22533, independent conditional: 21905, independent unconditional: 628, dependent: 5833, dependent conditional: 5783, dependent unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 28366, independent: 22533, independent conditional: 891, independent unconditional: 21642, dependent: 5833, dependent conditional: 703, dependent unconditional: 5130, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 28366, independent: 22533, independent conditional: 891, independent unconditional: 21642, dependent: 5833, dependent conditional: 703, dependent unconditional: 5130, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 690, independent: 638, independent conditional: 10, independent unconditional: 628, dependent: 52, dependent conditional: 27, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 690, independent: 620, independent conditional: 0, independent unconditional: 620, dependent: 70, dependent conditional: 0, dependent unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 70, independent: 18, independent conditional: 10, independent unconditional: 8, dependent: 52, dependent conditional: 27, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, independent: 18, independent conditional: 10, independent unconditional: 8, dependent: 52, dependent conditional: 27, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1638, independent: 346, independent conditional: 204, independent unconditional: 142, dependent: 1292, dependent conditional: 369, dependent unconditional: 923, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 28366, independent: 21895, independent conditional: 881, independent unconditional: 21014, dependent: 5781, dependent conditional: 676, dependent unconditional: 5105, unknown: 690, unknown conditional: 37, unknown unconditional: 653] , Statistics on independence cache: Total cache size (in pairs): 690, Positive cache size: 638, Positive conditional cache size: 10, Positive unconditional cache size: 628, Negative cache size: 52, Negative conditional cache size: 27, Negative unconditional cache size: 25, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 26094, Maximal queried relation: 6, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28366, independent: 22533, independent conditional: 21905, independent unconditional: 628, dependent: 5833, dependent conditional: 5783, dependent unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 28366, independent: 22533, independent conditional: 891, independent unconditional: 21642, dependent: 5833, dependent conditional: 703, dependent unconditional: 5130, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 28366, independent: 22533, independent conditional: 891, independent unconditional: 21642, dependent: 5833, dependent conditional: 703, dependent unconditional: 5130, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 690, independent: 638, independent conditional: 10, independent unconditional: 628, dependent: 52, dependent conditional: 27, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 690, independent: 620, independent conditional: 0, independent unconditional: 620, dependent: 70, dependent conditional: 0, dependent unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 70, independent: 18, independent conditional: 10, independent unconditional: 8, dependent: 52, dependent conditional: 27, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, independent: 18, independent conditional: 10, independent unconditional: 8, dependent: 52, dependent conditional: 27, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1638, independent: 346, independent conditional: 204, independent unconditional: 142, dependent: 1292, dependent conditional: 369, dependent unconditional: 923, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 28366, independent: 21895, independent conditional: 881, independent unconditional: 21014, dependent: 5781, dependent conditional: 676, dependent unconditional: 5105, unknown: 690, unknown conditional: 37, unknown unconditional: 653] , Statistics on independence cache: Total cache size (in pairs): 690, Positive cache size: 638, Positive conditional cache size: 10, Positive unconditional cache size: 628, Negative cache size: 52, Negative conditional cache size: 27, Negative unconditional cache size: 25, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 26094 ], Independence queries for same thread: 6, Persistent sets #1 benchmarks: Persistent set computation time: 1.2s, Number of persistent set computation: 661, Number of trivial persistent sets: 366, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 653, independent: 628, independent conditional: 0, independent unconditional: 628, dependent: 25, dependent conditional: 0, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 23155, independent: 22533, independent conditional: 21905, independent unconditional: 628, dependent: 622, dependent conditional: 596, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 23149, independent: 22533, independent conditional: 21905, independent unconditional: 628, dependent: 616, dependent conditional: 591, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 23149, independent: 22533, independent conditional: 21905, independent unconditional: 628, dependent: 616, dependent conditional: 591, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 23149, independent: 22533, independent conditional: 21905, independent unconditional: 628, dependent: 616, dependent conditional: 591, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28366, independent: 22533, independent conditional: 21905, independent unconditional: 628, dependent: 5833, dependent conditional: 5783, dependent unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 28366, independent: 22533, independent conditional: 891, independent unconditional: 21642, dependent: 5833, dependent conditional: 703, dependent unconditional: 5130, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 28366, independent: 22533, independent conditional: 891, independent unconditional: 21642, dependent: 5833, dependent conditional: 703, dependent unconditional: 5130, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 690, independent: 638, independent conditional: 10, independent unconditional: 628, dependent: 52, dependent conditional: 27, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 690, independent: 620, independent conditional: 0, independent unconditional: 620, dependent: 70, dependent conditional: 0, dependent unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 70, independent: 18, independent conditional: 10, independent unconditional: 8, dependent: 52, dependent conditional: 27, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, independent: 18, independent conditional: 10, independent unconditional: 8, dependent: 52, dependent conditional: 27, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1638, independent: 346, independent conditional: 204, independent unconditional: 142, dependent: 1292, dependent conditional: 369, dependent unconditional: 923, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 28366, independent: 21895, independent conditional: 881, independent unconditional: 21014, dependent: 5781, dependent conditional: 676, dependent unconditional: 5105, unknown: 690, unknown conditional: 37, unknown unconditional: 653] , Statistics on independence cache: Total cache size (in pairs): 690, Positive cache size: 638, Positive conditional cache size: 10, Positive unconditional cache size: 628, Negative cache size: 52, Negative conditional cache size: 27, Negative unconditional cache size: 25, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 26094, Maximal queried relation: 6, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28366, independent: 22533, independent conditional: 21905, independent unconditional: 628, dependent: 5833, dependent conditional: 5783, dependent unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 28366, independent: 22533, independent conditional: 891, independent unconditional: 21642, dependent: 5833, dependent conditional: 703, dependent unconditional: 5130, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 28366, independent: 22533, independent conditional: 891, independent unconditional: 21642, dependent: 5833, dependent conditional: 703, dependent unconditional: 5130, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 690, independent: 638, independent conditional: 10, independent unconditional: 628, dependent: 52, dependent conditional: 27, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 690, independent: 620, independent conditional: 0, independent unconditional: 620, dependent: 70, dependent conditional: 0, dependent unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 70, independent: 18, independent conditional: 10, independent unconditional: 8, dependent: 52, dependent conditional: 27, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, independent: 18, independent conditional: 10, independent unconditional: 8, dependent: 52, dependent conditional: 27, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1638, independent: 346, independent conditional: 204, independent unconditional: 142, dependent: 1292, dependent conditional: 369, dependent unconditional: 923, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 28366, independent: 21895, independent conditional: 881, independent unconditional: 21014, dependent: 5781, dependent conditional: 676, dependent unconditional: 5105, unknown: 690, unknown conditional: 37, unknown unconditional: 653] , Statistics on independence cache: Total cache size (in pairs): 690, Positive cache size: 638, Positive conditional cache size: 10, Positive unconditional cache size: 628, Negative cache size: 52, Negative conditional cache size: 27, Negative unconditional cache size: 25, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 26094 ], Independence queries for same thread: 6
  - PositiveResult [Line: 18]: a call to reach_error is unreachable
    For all program executions holds that a call to reach_error is unreachable at this location
  - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances
    CFG has 7 procedures, 62 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 5.2s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 2.9s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 52, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 150 NumberOfCodeBlocks, 150 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 145 ConstructedInterpolants, 0 QuantifiedInterpolants, 1123 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: ConditionalCommutativityOverallTime: 1.1s, ConditionalCommutativityCheckTime: 1.1s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityCommutingCounterexamples: 1, ConditionalCommutativityConditionCalculations: 15, ConditionalCommutativityTraceChecks: 9, ConditionalCommutativityImperfectProofs: 0
  - AllSpecificationsHoldResult: All specifications hold
    1 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
[2024-10-17 07:32:39,665 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0
[2024-10-17 07:32:39,865 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0
Received shutdown request...
--- End real Ultimate output ---

Execution finished normally
Writing output log to file Ultimate.log
Result:
TRUE