./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/goblint-regression/36-apron_21-traces-cluster-based_true.i --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version 6568ba33
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/goblint-regression/36-apron_21-traces-cluster-based_true.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 cec155e54548239c459fec40910e358deb5fad2ceffa658bfdeefddd1bc9e166
--- Real Ultimate output ---
This is Ultimate 0.2.3-?-6568ba3-m
[2023-11-23 22:32:59,959 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2023-11-23 22:32:59,996 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf
[2023-11-23 22:32:59,999 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2023-11-23 22:33:00,000 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2023-11-23 22:33:00,014 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-23 22:33:00,015 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2023-11-23 22:33:00,015 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2023-11-23 22:33:00,015 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-11-23 22:33:00,016 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2023-11-23 22:33:00,016 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-23 22:33:00,016 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2023-11-23 22:33:00,017 INFO L153 SettingsManager]: * Use SBE=true
[2023-11-23 22:33:00,020 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-23 22:33:00,020 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2023-11-23 22:33:00,021 INFO L153 SettingsManager]: * sizeof long=4
[2023-11-23 22:33:00,021 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2023-11-23 22:33:00,022 INFO L153 SettingsManager]: * sizeof POINTER=4
[2023-11-23 22:33:00,031 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2023-11-23 22:33:00,031 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2023-11-23 22:33:00,031 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-23 22:33:00,032 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2023-11-23 22:33:00,032 INFO L153 SettingsManager]: * sizeof long double=12
[2023-11-23 22:33:00,032 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2023-11-23 22:33:00,032 INFO L153 SettingsManager]: * Use constant arrays=true
[2023-11-23 22:33:00,033 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-23 22:33:00,033 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2023-11-23 22:33:00,033 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2023-11-23 22:33:00,033 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2023-11-23 22:33:00,034 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-11-23 22:33:00,034 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-23 22:33:00,035 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2023-11-23 22:33:00,035 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2023-11-23 22:33:00,035 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2023-11-23 22:33:00,035 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP
[2023-11-23 22:33:00,035 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-11-23 22:33:00,035 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2023-11-23 22:33:00,036 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2023-11-23 22:33:00,036 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-11-23 22:33:00,036 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE
[2023-11-23 22:33:00,036 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER
[2023-11-23 22:33:00,037 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cec155e54548239c459fec40910e358deb5fad2ceffa658bfdeefddd1bc9e166
[2023-11-23 22:33:00,255 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-23 22:33:00,275 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-23 22:33:00,277 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-23 22:33:00,278 INFO L270 PluginConnector]: Initializing CDTParser...
[2023-11-23 22:33:00,278 INFO L274 PluginConnector]: CDTParser initialized
[2023-11-23 22:33:00,279 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/goblint-regression/36-apron_21-traces-cluster-based_true.i
[2023-11-23 22:33:01,236 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2023-11-23 22:33:01,488 INFO L384 CDTParser]: Found 1 translation units.
[2023-11-23 22:33:01,489 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/36-apron_21-traces-cluster-based_true.i
[2023-11-23 22:33:01,499 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/7b1baf1eb/5b8c94e008c74018aad28140a2e2905a/FLAGc5afd2298
[2023-11-23 22:33:01,508 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/7b1baf1eb/5b8c94e008c74018aad28140a2e2905a
[2023-11-23 22:33:01,510 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-23 22:33:01,511 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-23 22:33:01,513 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-23 22:33:01,513 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-23 22:33:01,517 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-23 22:33:01,517 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:33:01" (1/1) ...
[2023-11-23 22:33:01,522 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@195b6dda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:33:01, skipping insertion in model container
[2023-11-23 22:33:01,523 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:33:01" (1/1) ...
[2023-11-23 22:33:01,566 INFO L177 MainTranslator]: Built tables and reachable declarations
[2023-11-23 22:33:01,709 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/36-apron_21-traces-cluster-based_true.i[1092,1105]
[2023-11-23 22:33:01,795 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-23 22:33:01,811 INFO L202 MainTranslator]: Completed pre-run
[2023-11-23 22:33:01,824 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/36-apron_21-traces-cluster-based_true.i[1092,1105]
[2023-11-23 22:33:01,862 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-23 22:33:01,900 INFO L206 MainTranslator]: Completed translation
[2023-11-23 22:33:01,900 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:33:01 WrapperNode
[2023-11-23 22:33:01,901 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-23 22:33:01,901 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-23 22:33:01,901 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-23 22:33:01,902 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-23 22:33:01,908 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:33:01" (1/1) ...
[2023-11-23 22:33:01,932 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:33:01" (1/1) ...
[2023-11-23 22:33:01,964 INFO L138 Inliner]: procedures = 166, calls = 53, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 149
[2023-11-23 22:33:01,965 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-23 22:33:01,966 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-23 22:33:01,966 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-23 22:33:01,966 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2023-11-23 22:33:01,973 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:33:01" (1/1) ...
[2023-11-23 22:33:01,974 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:33:01" (1/1) ...
[2023-11-23 22:33:01,987 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:33:01" (1/1) ...
[2023-11-23 22:33:01,987 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:33:01" (1/1) ...
[2023-11-23 22:33:01,992 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:33:01" (1/1) ...
[2023-11-23 22:33:02,000 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:33:01" (1/1) ...
[2023-11-23 22:33:02,002 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:33:01" (1/1) ...
[2023-11-23 22:33:02,009 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:33:01" (1/1) ...
[2023-11-23 22:33:02,011 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-23 22:33:02,017 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-23 22:33:02,017 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2023-11-23 22:33:02,018 INFO L274 PluginConnector]: RCFGBuilder initialized
[2023-11-23 22:33:02,018 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:33:01" (1/1) ...
[2023-11-23 22:33:02,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-11-23 22:33:02,032 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2023-11-23 22:33:02,045 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)
[2023-11-23 22:33:02,052 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
[2023-11-23 22:33:02,086 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun
[2023-11-23 22:33:02,087 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun
[2023-11-23 22:33:02,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2023-11-23 22:33:02,087 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock
[2023-11-23 22:33:02,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-23 22:33:02,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2023-11-23 22:33:02,087 INFO L130 BoogieDeclarations]: Found specification of procedure t3_fun
[2023-11-23 22:33:02,087 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_fun
[2023-11-23 22:33:02,088 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun
[2023-11-23 22:33:02,088 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun
[2023-11-23 22:33:02,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2023-11-23 22:33:02,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2023-11-23 22:33:02,090 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock
[2023-11-23 22:33:02,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-23 22:33:02,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-23 22:33:02,092 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement
[2023-11-23 22:33:02,197 INFO L241 CfgBuilder]: Building ICFG
[2023-11-23 22:33:02,199 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-23 22:33:02,419 INFO L282 CfgBuilder]: Performing block encoding
[2023-11-23 22:33:02,540 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-23 22:33:02,540 INFO L309 CfgBuilder]: Removed 0 assume(true) statements.
[2023-11-23 22:33:02,541 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:33:02 BoogieIcfgContainer
[2023-11-23 22:33:02,541 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-23 22:33:02,543 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2023-11-23 22:33:02,543 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2023-11-23 22:33:02,546 INFO L274 PluginConnector]: TraceAbstraction initialized
[2023-11-23 22:33:02,546 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:33:01" (1/3) ...
[2023-11-23 22:33:02,547 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57e2eae8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:33:02, skipping insertion in model container
[2023-11-23 22:33:02,547 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:33:01" (2/3) ...
[2023-11-23 22:33:02,548 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57e2eae8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:33:02, skipping insertion in model container
[2023-11-23 22:33:02,548 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:33:02" (3/3) ...
[2023-11-23 22:33:02,549 INFO L112 eAbstractionObserver]: Analyzing ICFG 36-apron_21-traces-cluster-based_true.i
[2023-11-23 22:33:02,555 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2023-11-23 22:33:02,563 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2023-11-23 22:33:02,563 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations.
[2023-11-23 22:33:02,563 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2023-11-23 22:33:02,643 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2023-11-23 22:33:02,684 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2023-11-23 22:33:02,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2023-11-23 22:33:02,684 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2023-11-23 22:33:02,696 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)
[2023-11-23 22:33:02,743 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
[2023-11-23 22:33:02,759 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations.
[2023-11-23 22:33:02,769 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t3_funThread1of1ForFork0 ========
[2023-11-23 22:33:02,775 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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;@6347f31b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2023-11-23 22:33:02,776 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2023-11-23 22:33:02,973 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-23 22:33:02,977 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-23 22:33:02,978 INFO L85 PathProgramCache]: Analyzing trace with hash -1905458800, now seen corresponding path program 1 times
[2023-11-23 22:33:02,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-23 22:33:02,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1181231833]
[2023-11-23 22:33:02,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-23 22:33:02,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 22:33:03,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 22:33:03,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 22:33:03,509 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-23 22:33:03,510 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1181231833]
[2023-11-23 22:33:03,510 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1181231833] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-23 22:33:03,511 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-23 22:33:03,511 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2023-11-23 22:33:03,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463303302]
[2023-11-23 22:33:03,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-23 22:33:03,516 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2023-11-23 22:33:03,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-23 22:33:03,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2023-11-23 22:33:03,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2023-11-23 22:33:03,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2023-11-23 22:33:03,539 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-11-23 22:33:03,539 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 6 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-23 22:33:03,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2023-11-23 22:33:03,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2023-11-23 22:33:03,654 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2023-11-23 22:33:03,654 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-23 22:33:03,655 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-23 22:33:03,655 INFO L85 PathProgramCache]: Analyzing trace with hash -1409024241, now seen corresponding path program 1 times
[2023-11-23 22:33:03,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-23 22:33:03,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [493618604]
[2023-11-23 22:33:03,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-23 22:33:03,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 22:33:03,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 22:33:03,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 22:33:03,929 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-23 22:33:03,930 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [493618604]
[2023-11-23 22:33:03,930 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [493618604] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-23 22:33:03,930 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-23 22:33:03,930 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2023-11-23 22:33:03,930 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138006562]
[2023-11-23 22:33:03,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-23 22:33:03,932 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2023-11-23 22:33:03,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-23 22:33:03,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2023-11-23 22:33:03,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2023-11-23 22:33:03,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2023-11-23 22:33:03,936 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-11-23 22:33:03,937 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 6 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-23 22:33:03,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states.
[2023-11-23 22:33:03,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2023-11-23 22:33:05,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2023-11-23 22:33:05,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2023-11-23 22:33:05,069 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2023-11-23 22:33:05,070 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-23 22:33:05,070 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-23 22:33:05,070 INFO L85 PathProgramCache]: Analyzing trace with hash 1636681976, now seen corresponding path program 1 times
[2023-11-23 22:33:05,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-23 22:33:05,071 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715375402]
[2023-11-23 22:33:05,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-23 22:33:05,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 22:33:05,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 22:33:05,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 22:33:05,150 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-23 22:33:05,150 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1715375402]
[2023-11-23 22:33:05,150 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1715375402] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-23 22:33:05,150 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-23 22:33:05,150 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2023-11-23 22:33:05,151 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560844870]
[2023-11-23 22:33:05,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-23 22:33:05,152 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-23 22:33:05,152 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-23 22:33:05,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-23 22:33:05,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-23 22:33:05,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2023-11-23 22:33:05,153 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-11-23 22:33:05,153 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-23 22:33:05,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states.
[2023-11-23 22:33:05,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states.
[2023-11-23 22:33:05,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2023-11-23 22:33:05,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2023-11-23 22:33:05,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2023-11-23 22:33:05,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-23 22:33:05,520 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2023-11-23 22:33:05,520 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-23 22:33:05,520 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-23 22:33:05,521 INFO L85 PathProgramCache]: Analyzing trace with hash 743819888, now seen corresponding path program 1 times
[2023-11-23 22:33:05,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-23 22:33:05,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63091239]
[2023-11-23 22:33:05,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-23 22:33:05,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 22:33:05,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 22:33:05,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 22:33:05,664 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-23 22:33:05,664 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63091239]
[2023-11-23 22:33:05,664 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [63091239] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-23 22:33:05,665 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-23 22:33:05,665 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2023-11-23 22:33:05,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493357932]
[2023-11-23 22:33:05,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-23 22:33:05,665 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2023-11-23 22:33:05,665 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-23 22:33:05,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2023-11-23 22:33:05,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2023-11-23 22:33:05,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2023-11-23 22:33:05,666 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-11-23 22:33:05,667 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 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)
[2023-11-23 22:33:05,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states.
[2023-11-23 22:33:05,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states.
[2023-11-23 22:33:05,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states.
[2023-11-23 22:33:05,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2023-11-23 22:33:06,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states.
[2023-11-23 22:33:06,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states.
[2023-11-23 22:33:06,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-23 22:33:06,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2023-11-23 22:33:06,365 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2023-11-23 22:33:06,366 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2023-11-23 22:33:06,373 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1]
[2023-11-23 22:33:06,375 INFO L307 ceAbstractionStarter]: Result for error location t3_funThread1of1ForFork0 was SAFE (1/3)
[2023-11-23 22:33:06,381 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2023-11-23 22:33:06,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2023-11-23 22:33:06,382 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2023-11-23 22:33:06,454 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)
[2023-11-23 22:33:06,456 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
[2023-11-23 22:33:06,457 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations.
[2023-11-23 22:33:06,458 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ========
[2023-11-23 22:33:06,458 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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;@6347f31b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2023-11-23 22:33:06,458 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations.
[2023-11-23 22:33:06,630 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] ===
[2023-11-23 22:33:06,631 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-23 22:33:06,631 INFO L85 PathProgramCache]: Analyzing trace with hash 724375257, now seen corresponding path program 1 times
[2023-11-23 22:33:06,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-23 22:33:06,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283359809]
[2023-11-23 22:33:06,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-23 22:33:06,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 22:33:06,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 22:33:06,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 22:33:06,715 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-23 22:33:06,715 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283359809]
[2023-11-23 22:33:06,715 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1283359809] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-23 22:33:06,715 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-23 22:33:06,715 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2023-11-23 22:33:06,715 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165743430]
[2023-11-23 22:33:06,716 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-23 22:33:06,716 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2023-11-23 22:33:06,716 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-23 22:33:06,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2023-11-23 22:33:06,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2023-11-23 22:33:06,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2023-11-23 22:33:06,717 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-11-23 22:33:06,717 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-23 22:33:06,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2023-11-23 22:33:06,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2023-11-23 22:33:06,789 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2023-11-23 22:33:06,789 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] ===
[2023-11-23 22:33:06,790 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-23 22:33:06,790 INFO L85 PathProgramCache]: Analyzing trace with hash -890979206, now seen corresponding path program 1 times
[2023-11-23 22:33:06,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-23 22:33:06,790 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [385861845]
[2023-11-23 22:33:06,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-23 22:33:06,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 22:33:06,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 22:33:06,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 22:33:06,892 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-23 22:33:06,893 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [385861845]
[2023-11-23 22:33:06,893 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [385861845] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-23 22:33:06,893 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-23 22:33:06,893 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2023-11-23 22:33:06,893 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059860256]
[2023-11-23 22:33:06,893 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-23 22:33:06,894 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2023-11-23 22:33:06,894 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-23 22:33:06,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2023-11-23 22:33:06,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2023-11-23 22:33:06,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2023-11-23 22:33:06,895 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-11-23 22:33:06,895 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-23 22:33:06,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states.
[2023-11-23 22:33:06,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2023-11-23 22:33:06,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2023-11-23 22:33:06,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2023-11-23 22:33:06,969 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2023-11-23 22:33:06,969 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] ===
[2023-11-23 22:33:06,969 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-23 22:33:06,969 INFO L85 PathProgramCache]: Analyzing trace with hash 787187001, now seen corresponding path program 1 times
[2023-11-23 22:33:06,969 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-23 22:33:06,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [75589764]
[2023-11-23 22:33:06,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-23 22:33:06,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 22:33:06,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 22:33:07,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 22:33:07,077 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-23 22:33:07,077 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [75589764]
[2023-11-23 22:33:07,077 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [75589764] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-23 22:33:07,077 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-23 22:33:07,077 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2023-11-23 22:33:07,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [296262474]
[2023-11-23 22:33:07,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-23 22:33:07,078 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2023-11-23 22:33:07,078 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-23 22:33:07,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2023-11-23 22:33:07,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2023-11-23 22:33:07,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2023-11-23 22:33:07,079 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-11-23 22:33:07,079 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-23 22:33:07,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states.
[2023-11-23 22:33:07,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states.
[2023-11-23 22:33:07,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2023-11-23 22:33:08,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2023-11-23 22:33:08,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states.
[2023-11-23 22:33:08,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states.
[2023-11-23 22:33:08,295 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2023-11-23 22:33:08,295 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] ===
[2023-11-23 22:33:08,296 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-23 22:33:08,296 INFO L85 PathProgramCache]: Analyzing trace with hash -1341949368, now seen corresponding path program 2 times
[2023-11-23 22:33:08,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-23 22:33:08,296 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1841563273]
[2023-11-23 22:33:08,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-23 22:33:08,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 22:33:08,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 22:33:08,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 22:33:08,359 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-23 22:33:08,359 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1841563273]
[2023-11-23 22:33:08,359 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1841563273] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-23 22:33:08,359 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-23 22:33:08,360 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2023-11-23 22:33:08,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [849722304]
[2023-11-23 22:33:08,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-23 22:33:08,360 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-23 22:33:08,360 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-23 22:33:08,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-23 22:33:08,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-23 22:33:08,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2023-11-23 22:33:08,361 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-11-23 22:33:08,361 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-23 22:33:08,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states.
[2023-11-23 22:33:08,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states.
[2023-11-23 22:33:08,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states.
[2023-11-23 22:33:08,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2023-11-23 22:33:08,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2023-11-23 22:33:08,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states.
[2023-11-23 22:33:08,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2023-11-23 22:33:08,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-23 22:33:08,751 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2023-11-23 22:33:08,751 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] ===
[2023-11-23 22:33:08,751 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-23 22:33:08,752 INFO L85 PathProgramCache]: Analyzing trace with hash 1750766073, now seen corresponding path program 1 times
[2023-11-23 22:33:08,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-23 22:33:08,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [811174415]
[2023-11-23 22:33:08,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-23 22:33:08,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 22:33:08,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 22:33:08,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 22:33:08,960 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-23 22:33:08,960 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [811174415]
[2023-11-23 22:33:08,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [811174415] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-23 22:33:08,960 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-23 22:33:08,961 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2023-11-23 22:33:08,961 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618029734]
[2023-11-23 22:33:08,961 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-23 22:33:08,961 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2023-11-23 22:33:08,961 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-23 22:33:08,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2023-11-23 22:33:08,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2023-11-23 22:33:08,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2023-11-23 22:33:08,962 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-11-23 22:33:08,962 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-23 22:33:08,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states.
[2023-11-23 22:33:08,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states.
[2023-11-23 22:33:08,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states.
[2023-11-23 22:33:08,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states.
[2023-11-23 22:33:08,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2023-11-23 22:33:09,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states.
[2023-11-23 22:33:09,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states.
[2023-11-23 22:33:09,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states.
[2023-11-23 22:33:09,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-23 22:33:09,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2023-11-23 22:33:09,521 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8
[2023-11-23 22:33:09,521 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] ===
[2023-11-23 22:33:09,521 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-23 22:33:09,522 INFO L85 PathProgramCache]: Analyzing trace with hash 1337806697, now seen corresponding path program 2 times
[2023-11-23 22:33:09,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-23 22:33:09,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298865065]
[2023-11-23 22:33:09,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-23 22:33:09,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 22:33:09,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 22:33:09,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 22:33:09,687 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-23 22:33:09,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298865065]
[2023-11-23 22:33:09,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298865065] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-23 22:33:09,687 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-23 22:33:09,687 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2023-11-23 22:33:09,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107654600]
[2023-11-23 22:33:09,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-23 22:33:09,688 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2023-11-23 22:33:09,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-23 22:33:09,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2023-11-23 22:33:09,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2023-11-23 22:33:09,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2023-11-23 22:33:09,690 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-11-23 22:33:09,690 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-23 22:33:09,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states.
[2023-11-23 22:33:09,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states.
[2023-11-23 22:33:09,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states.
[2023-11-23 22:33:09,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states.
[2023-11-23 22:33:09,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states.
[2023-11-23 22:33:09,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2023-11-23 22:33:10,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states.
[2023-11-23 22:33:10,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states.
[2023-11-23 22:33:10,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states.
[2023-11-23 22:33:10,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-23 22:33:10,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2023-11-23 22:33:10,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2023-11-23 22:33:10,186 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining)
[2023-11-23 22:33:10,186 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (3 of 5 remaining)
[2023-11-23 22:33:10,186 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining)
[2023-11-23 22:33:10,186 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining)
[2023-11-23 22:33:10,187 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining)
[2023-11-23 22:33:10,187 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9
[2023-11-23 22:33:10,188 INFO L445 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1]
[2023-11-23 22:33:10,188 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE,SAFE,SAFE (2/3)
[2023-11-23 22:33:10,190 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2023-11-23 22:33:10,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2023-11-23 22:33:10,190 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2023-11-23 22:33:10,192 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null)
[2023-11-23 22:33:10,224 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations.
[2023-11-23 22:33:10,225 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t2_funThread1of1ForFork2 ========
[2023-11-23 22:33:10,225 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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;@6347f31b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2023-11-23 22:33:10,225 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2023-11-23 22:33:10,240 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process
[2023-11-23 22:33:10,321 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-23 22:33:10,322 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-23 22:33:10,322 INFO L85 PathProgramCache]: Analyzing trace with hash 983093024, now seen corresponding path program 1 times
[2023-11-23 22:33:10,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-23 22:33:10,322 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78790263]
[2023-11-23 22:33:10,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-23 22:33:10,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 22:33:10,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 22:33:10,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 22:33:10,390 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-23 22:33:10,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78790263]
[2023-11-23 22:33:10,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [78790263] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-23 22:33:10,390 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-23 22:33:10,390 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2023-11-23 22:33:10,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898484118]
[2023-11-23 22:33:10,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-23 22:33:10,391 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2023-11-23 22:33:10,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-23 22:33:10,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2023-11-23 22:33:10,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2023-11-23 22:33:10,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2023-11-23 22:33:10,392 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2023-11-23 22:33:10,392 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 6 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)
[2023-11-23 22:33:10,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2023-11-23 22:33:11,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states.
[2023-11-23 22:33:11,662 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2023-11-23 22:33:11,662 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10
[2023-11-23 22:33:11,663 INFO L445 BasicCegarLoop]: Path program histogram: [1]
[2023-11-23 22:33:11,663 INFO L307 ceAbstractionStarter]: Result for error location t2_funThread1of1ForFork2 was SAFE (3/3)
[2023-11-23 22:33:11,664 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2023-11-23 22:33:11,664 INFO L178 ceAbstractionStarter]: Computing trace abstraction results
[2023-11-23 22:33:11,667 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 10:33:11 BasicIcfg
[2023-11-23 22:33:11,667 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2023-11-23 22:33:11,668 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2023-11-23 22:33:11,668 INFO L270 PluginConnector]: Initializing Witness Printer...
[2023-11-23 22:33:11,668 INFO L274 PluginConnector]: Witness Printer initialized
[2023-11-23 22:33:11,668 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:33:02" (3/4) ...
[2023-11-23 22:33:11,670 INFO L137 WitnessPrinter]: Generating witness for correct program
[2023-11-23 22:33:11,673 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t2_fun
[2023-11-23 22:33:11,673 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t3_fun
[2023-11-23 22:33:11,673 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun
[2023-11-23 22:33:11,678 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 48 nodes and edges
[2023-11-23 22:33:11,679 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges
[2023-11-23 22:33:11,679 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges
[2023-11-23 22:33:11,679 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2023-11-23 22:33:11,739 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.graphml
[2023-11-23 22:33:11,739 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.yml
[2023-11-23 22:33:11,739 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2023-11-23 22:33:11,740 INFO L158 Benchmark]: Toolchain (without parser) took 10228.30ms. Allocated memory was 174.1MB in the beginning and 885.0MB in the end (delta: 710.9MB). Free memory was 141.1MB in the beginning and 543.5MB in the end (delta: -402.5MB). Peak memory consumption was 307.7MB. Max. memory is 16.1GB.
[2023-11-23 22:33:11,740 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 132.1MB. Free memory was 98.5MB in the beginning and 98.5MB in the end (delta: 69.5kB). There was no memory consumed. Max. memory is 16.1GB.
[2023-11-23 22:33:11,740 INFO L158 Benchmark]: CACSL2BoogieTranslator took 387.87ms. Allocated memory is still 174.1MB. Free memory was 140.9MB in the beginning and 125.3MB in the end (delta: 15.6MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB.
[2023-11-23 22:33:11,740 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.19ms. Allocated memory is still 174.1MB. Free memory was 125.3MB in the beginning and 123.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-11-23 22:33:11,740 INFO L158 Benchmark]: Boogie Preprocessor took 50.57ms. Allocated memory is still 174.1MB. Free memory was 123.2MB in the beginning and 121.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-11-23 22:33:11,741 INFO L158 Benchmark]: RCFGBuilder took 524.07ms. Allocated memory is still 174.1MB. Free memory was 121.9MB in the beginning and 77.8MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB.
[2023-11-23 22:33:11,741 INFO L158 Benchmark]: TraceAbstraction took 9123.98ms. Allocated memory was 174.1MB in the beginning and 885.0MB in the end (delta: 710.9MB). Free memory was 77.0MB in the beginning and 548.8MB in the end (delta: -471.8MB). Peak memory consumption was 239.7MB. Max. memory is 16.1GB.
[2023-11-23 22:33:11,741 INFO L158 Benchmark]: Witness Printer took 71.55ms. Allocated memory is still 885.0MB. Free memory was 548.8MB in the beginning and 543.5MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2023-11-23 22:33:11,742 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.16ms. Allocated memory is still 132.1MB. Free memory was 98.5MB in the beginning and 98.5MB in the end (delta: 69.5kB). There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 387.87ms. Allocated memory is still 174.1MB. Free memory was 140.9MB in the beginning and 125.3MB in the end (delta: 15.6MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 64.19ms. Allocated memory is still 174.1MB. Free memory was 125.3MB in the beginning and 123.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 50.57ms. Allocated memory is still 174.1MB. Free memory was 123.2MB in the beginning and 121.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 524.07ms. Allocated memory is still 174.1MB. Free memory was 121.9MB in the beginning and 77.8MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB.
* TraceAbstraction took 9123.98ms. Allocated memory was 174.1MB in the beginning and 885.0MB in the end (delta: 710.9MB). Free memory was 77.0MB in the beginning and 548.8MB in the end (delta: -471.8MB). Peak memory consumption was 239.7MB. Max. memory is 16.1GB.
* Witness Printer took 71.55ms. Allocated memory is still 885.0MB. Free memory was 548.8MB in the beginning and 543.5MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: Independence relation #1 benchmarks
ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 91713, independent: 87049, independent conditional: 84522, independent unconditional: 2527, dependent: 4664, dependent conditional: 4565, dependent unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 89975, independent: 87049, independent conditional: 84522, independent unconditional: 2527, dependent: 2926, dependent conditional: 2827, dependent unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 89975, independent: 87049, independent conditional: 84522, independent unconditional: 2527, dependent: 2926, dependent conditional: 2827, dependent unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 97739, independent: 87049, independent conditional: 982, independent unconditional: 86067, dependent: 10690, dependent conditional: 6782, dependent unconditional: 3908, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 97739, independent: 87049, independent conditional: 982, independent unconditional: 86067, dependent: 10690, dependent conditional: 1132, dependent unconditional: 9558, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 97739, independent: 87049, independent conditional: 982, independent unconditional: 86067, dependent: 10690, dependent conditional: 1132, dependent unconditional: 9558, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2739, independent: 2574, independent conditional: 47, independent unconditional: 2527, dependent: 165, dependent conditional: 66, dependent unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2739, independent: 2439, independent conditional: 0, independent unconditional: 2439, dependent: 300, dependent conditional: 0, dependent unconditional: 300, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 300, independent: 135, independent conditional: 47, independent unconditional: 88, dependent: 165, dependent conditional: 66, dependent unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 300, independent: 135, independent conditional: 47, independent unconditional: 88, dependent: 165, dependent conditional: 66, dependent unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 431, independent: 201, independent conditional: 56, independent unconditional: 145, dependent: 230, dependent conditional: 79, dependent unconditional: 151, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 97739, independent: 84475, independent conditional: 935, independent unconditional: 83540, dependent: 10525, dependent conditional: 1066, dependent unconditional: 9459, unknown: 2739, unknown conditional: 113, unknown unconditional: 2626] , Statistics on independence cache: Total cache size (in pairs): 2739, Positive cache size: 2574, Positive conditional cache size: 47, Positive unconditional cache size: 2527, Negative cache size: 165, Negative conditional cache size: 66, Negative unconditional cache size: 99, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 5650, Maximal queried relation: 4, Independence queries for same thread: 1738
- StatisticsResult: Persistent set benchmarks
Persistent set computation time: 0.6s, Number of persistent set computation: 6100, Number of trivial persistent sets: 3686, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2626, independent: 2527, independent conditional: 0, independent unconditional: 2527, dependent: 99, dependent conditional: 0, dependent unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 91713, independent: 87049, independent conditional: 84522, independent unconditional: 2527, dependent: 4664, dependent conditional: 4565, dependent unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 89975, independent: 87049, independent conditional: 84522, independent unconditional: 2527, dependent: 2926, dependent conditional: 2827, dependent unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 89975, independent: 87049, independent conditional: 84522, independent unconditional: 2527, dependent: 2926, dependent conditional: 2827, dependent unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 97739, independent: 87049, independent conditional: 982, independent unconditional: 86067, dependent: 10690, dependent conditional: 6782, dependent unconditional: 3908, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 97739, independent: 87049, independent conditional: 982, independent unconditional: 86067, dependent: 10690, dependent conditional: 1132, dependent unconditional: 9558, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 97739, independent: 87049, independent conditional: 982, independent unconditional: 86067, dependent: 10690, dependent conditional: 1132, dependent unconditional: 9558, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2739, independent: 2574, independent conditional: 47, independent unconditional: 2527, dependent: 165, dependent conditional: 66, dependent unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2739, independent: 2439, independent conditional: 0, independent unconditional: 2439, dependent: 300, dependent conditional: 0, dependent unconditional: 300, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 300, independent: 135, independent conditional: 47, independent unconditional: 88, dependent: 165, dependent conditional: 66, dependent unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 300, independent: 135, independent conditional: 47, independent unconditional: 88, dependent: 165, dependent conditional: 66, dependent unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 431, independent: 201, independent conditional: 56, independent unconditional: 145, dependent: 230, dependent conditional: 79, dependent unconditional: 151, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 97739, independent: 84475, independent conditional: 935, independent unconditional: 83540, dependent: 10525, dependent conditional: 1066, dependent unconditional: 9459, unknown: 2739, unknown conditional: 113, unknown unconditional: 2626] , Statistics on independence cache: Total cache size (in pairs): 2739, Positive cache size: 2574, Positive conditional cache size: 47, Positive unconditional cache size: 2527, Negative cache size: 165, Negative conditional cache size: 66, Negative unconditional cache size: 99, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 5650, Maximal queried relation: 4, Independence queries for same thread: 1738
- StatisticsResult: Independence relation #1 benchmarks
ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 169934, independent: 162846, independent conditional: 160259, independent unconditional: 2587, dependent: 7088, dependent conditional: 6988, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 166280, independent: 162846, independent conditional: 160259, independent unconditional: 2587, dependent: 3434, dependent conditional: 3334, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 166280, independent: 162846, independent conditional: 160259, independent unconditional: 2587, dependent: 3434, dependent conditional: 3334, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 179341, independent: 162846, independent conditional: 1468, independent unconditional: 161378, dependent: 16495, dependent conditional: 11593, dependent unconditional: 4902, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 179341, independent: 162846, independent conditional: 1468, independent unconditional: 161378, dependent: 16495, dependent conditional: 1601, dependent unconditional: 14894, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 179341, independent: 162846, independent conditional: 1468, independent unconditional: 161378, dependent: 16495, dependent conditional: 1601, dependent unconditional: 14894, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2832, independent: 2657, independent conditional: 70, independent unconditional: 2587, dependent: 175, dependent conditional: 75, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2832, independent: 2500, independent conditional: 0, independent unconditional: 2500, dependent: 332, dependent conditional: 0, dependent unconditional: 332, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 332, independent: 157, independent conditional: 70, independent unconditional: 87, dependent: 175, dependent conditional: 75, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 332, independent: 157, independent conditional: 70, independent unconditional: 87, dependent: 175, dependent conditional: 75, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 495, independent: 269, independent conditional: 85, independent unconditional: 184, dependent: 226, dependent conditional: 82, dependent unconditional: 143, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 179341, independent: 160189, independent conditional: 1398, independent unconditional: 158791, dependent: 16320, dependent conditional: 1526, dependent unconditional: 14794, unknown: 2832, unknown conditional: 145, unknown unconditional: 2687] , Statistics on independence cache: Total cache size (in pairs): 2832, Positive cache size: 2657, Positive conditional cache size: 70, Positive unconditional cache size: 2587, Negative cache size: 175, Negative conditional cache size: 75, Negative unconditional cache size: 100, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 9992, Maximal queried relation: 6, Independence queries for same thread: 3654
- StatisticsResult: Persistent set benchmarks
Persistent set computation time: 0.6s, Number of persistent set computation: 11415, Number of trivial persistent sets: 11415, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2687, independent: 2587, independent conditional: 0, independent unconditional: 2587, dependent: 100, dependent conditional: 0, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 169934, independent: 162846, independent conditional: 160259, independent unconditional: 2587, dependent: 7088, dependent conditional: 6988, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 166280, independent: 162846, independent conditional: 160259, independent unconditional: 2587, dependent: 3434, dependent conditional: 3334, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 166280, independent: 162846, independent conditional: 160259, independent unconditional: 2587, dependent: 3434, dependent conditional: 3334, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 179341, independent: 162846, independent conditional: 1468, independent unconditional: 161378, dependent: 16495, dependent conditional: 11593, dependent unconditional: 4902, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 179341, independent: 162846, independent conditional: 1468, independent unconditional: 161378, dependent: 16495, dependent conditional: 1601, dependent unconditional: 14894, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 179341, independent: 162846, independent conditional: 1468, independent unconditional: 161378, dependent: 16495, dependent conditional: 1601, dependent unconditional: 14894, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2832, independent: 2657, independent conditional: 70, independent unconditional: 2587, dependent: 175, dependent conditional: 75, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2832, independent: 2500, independent conditional: 0, independent unconditional: 2500, dependent: 332, dependent conditional: 0, dependent unconditional: 332, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 332, independent: 157, independent conditional: 70, independent unconditional: 87, dependent: 175, dependent conditional: 75, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 332, independent: 157, independent conditional: 70, independent unconditional: 87, dependent: 175, dependent conditional: 75, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 495, independent: 269, independent conditional: 85, independent unconditional: 184, dependent: 226, dependent conditional: 82, dependent unconditional: 143, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 179341, independent: 160189, independent conditional: 1398, independent unconditional: 158791, dependent: 16320, dependent conditional: 1526, dependent unconditional: 14794, unknown: 2832, unknown conditional: 145, unknown unconditional: 2687] , Statistics on independence cache: Total cache size (in pairs): 2832, Positive cache size: 2657, Positive conditional cache size: 70, Positive unconditional cache size: 2587, Negative cache size: 175, Negative conditional cache size: 75, Negative unconditional cache size: 100, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 9992, Maximal queried relation: 6, Independence queries for same thread: 3654
- StatisticsResult: Independence relation #1 benchmarks
ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 84464, independent: 77751, independent conditional: 75176, independent unconditional: 2575, dependent: 6713, dependent conditional: 6607, dependent unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 83172, independent: 77751, independent conditional: 75176, independent unconditional: 2575, dependent: 5421, dependent conditional: 5315, dependent unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 83172, independent: 77751, independent conditional: 75176, independent unconditional: 2575, dependent: 5421, dependent conditional: 5315, dependent unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 88487, independent: 77751, independent conditional: 0, independent unconditional: 77751, dependent: 10736, dependent conditional: 5315, dependent unconditional: 5421, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 88487, independent: 77751, independent conditional: 0, independent unconditional: 77751, dependent: 10736, dependent conditional: 715, dependent unconditional: 10021, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 88487, independent: 77751, independent conditional: 0, independent unconditional: 77751, dependent: 10736, dependent conditional: 715, dependent unconditional: 10021, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2703, independent: 2575, independent conditional: 0, independent unconditional: 2575, dependent: 128, dependent conditional: 22, dependent unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2703, independent: 2481, independent conditional: 0, independent unconditional: 2481, dependent: 222, dependent conditional: 0, dependent unconditional: 222, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 222, independent: 94, independent conditional: 0, independent unconditional: 94, dependent: 128, dependent conditional: 22, dependent unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 222, independent: 94, independent conditional: 0, independent unconditional: 94, dependent: 128, dependent conditional: 22, dependent unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 275, independent: 120, independent conditional: 0, independent unconditional: 120, dependent: 155, dependent conditional: 31, dependent unconditional: 124, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 88487, independent: 75176, independent conditional: 0, independent unconditional: 75176, dependent: 10608, dependent conditional: 693, dependent unconditional: 9915, unknown: 2703, unknown conditional: 22, unknown unconditional: 2681] , Statistics on independence cache: Total cache size (in pairs): 2703, Positive cache size: 2575, Positive conditional cache size: 0, Positive unconditional cache size: 2575, Negative cache size: 128, Negative conditional cache size: 22, Negative unconditional cache size: 106, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 4600, Maximal queried relation: 1, Independence queries for same thread: 1292
- StatisticsResult: Persistent set benchmarks
Persistent set computation time: 0.4s, Number of persistent set computation: 8749, Number of trivial persistent sets: 4956, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2681, independent: 2575, independent conditional: 0, independent unconditional: 2575, dependent: 106, dependent conditional: 0, dependent unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 84464, independent: 77751, independent conditional: 75176, independent unconditional: 2575, dependent: 6713, dependent conditional: 6607, dependent unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 83172, independent: 77751, independent conditional: 75176, independent unconditional: 2575, dependent: 5421, dependent conditional: 5315, dependent unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 83172, independent: 77751, independent conditional: 75176, independent unconditional: 2575, dependent: 5421, dependent conditional: 5315, dependent unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 88487, independent: 77751, independent conditional: 0, independent unconditional: 77751, dependent: 10736, dependent conditional: 5315, dependent unconditional: 5421, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 88487, independent: 77751, independent conditional: 0, independent unconditional: 77751, dependent: 10736, dependent conditional: 715, dependent unconditional: 10021, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 88487, independent: 77751, independent conditional: 0, independent unconditional: 77751, dependent: 10736, dependent conditional: 715, dependent unconditional: 10021, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2703, independent: 2575, independent conditional: 0, independent unconditional: 2575, dependent: 128, dependent conditional: 22, dependent unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2703, independent: 2481, independent conditional: 0, independent unconditional: 2481, dependent: 222, dependent conditional: 0, dependent unconditional: 222, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 222, independent: 94, independent conditional: 0, independent unconditional: 94, dependent: 128, dependent conditional: 22, dependent unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 222, independent: 94, independent conditional: 0, independent unconditional: 94, dependent: 128, dependent conditional: 22, dependent unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 275, independent: 120, independent conditional: 0, independent unconditional: 120, dependent: 155, dependent conditional: 31, dependent unconditional: 124, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 88487, independent: 75176, independent conditional: 0, independent unconditional: 75176, dependent: 10608, dependent conditional: 693, dependent unconditional: 9915, unknown: 2703, unknown conditional: 22, unknown unconditional: 2681] , Statistics on independence cache: Total cache size (in pairs): 2703, Positive cache size: 2575, Positive conditional cache size: 0, Positive unconditional cache size: 2575, Negative cache size: 128, Negative conditional cache size: 22, Negative unconditional cache size: 106, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 4600, Maximal queried relation: 1, Independence queries for same thread: 1292
- PositiveResult [Line: 19]: a call to reach_error is unreachable
For all program executions holds that a call to reach_error is unreachable at this location
- PositiveResult [Line: 19]: a call to reach_error is unreachable
For all program executions holds that a call to reach_error is unreachable at this location
- PositiveResult [Line: 19]: a call to reach_error is unreachable
For all program executions holds that a call to reach_error is unreachable at this location
- PositiveResult [Line: 19]: 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: t3_funThread1of1ForFork0 with 1 thread instances
CFG has 7 procedures, 107 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 3.6s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 2.5s, 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: 26, 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, 0.7s InterpolantComputationTime, 143 NumberOfCodeBlocks, 143 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 139 ConstructedInterpolants, 0 QuantifiedInterpolants, 434 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
- StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances
CFG has 7 procedures, 107 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 3.7s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 3.0s, 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: 44, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 269 NumberOfCodeBlocks, 269 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 263 ConstructedInterpolants, 0 QuantifiedInterpolants, 767 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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
- StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: t2_funThread1of1ForFork2 with 1 thread instances
CFG has 7 procedures, 107 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 1.4s, 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: 8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 26 NumberOfCodeBlocks, 26 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 25 ConstructedInterpolants, 0 QuantifiedInterpolants, 60 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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
- AllSpecificationsHoldResult: All specifications hold
4 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
[2023-11-23 22:33:11,791 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Forceful destruction successful, exit code 0
[2023-11-23 22:33:11,988 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0
[2023-11-23 22:33:12,200 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
[2023-11-23 22:33:12,414 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Result:
TRUE