./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/goblint-regression/36-apron_22-traces-write-centered-vs-meet-mutex_true_no-overflow.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-05-21_14-57-05.files/mutex-meet/36-apron_22-traces-write-centered-vs-meet-mutex_true_no-overflow.yml/witness.yml --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version cde23df1
Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/goblint-regression/36-apron_22-traces-write-centered-vs-meet-mutex_true_no-overflow.i ./goblint.2024-05-21_14-57-05.files/mutex-meet/36-apron_22-traces-write-centered-vs-meet-mutex_true_no-overflow.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false
--- Real Ultimate output ---
This is Ultimate 0.2.4-tmp.fs.goblint-validation-cde23df-m
[2024-06-14 14:14:46,702 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-06-14 14:14:46,790 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf
[2024-06-14 14:14:46,795 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-06-14 14:14:46,795 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-06-14 14:14:46,828 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-06-14 14:14:46,832 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-06-14 14:14:46,832 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-06-14 14:14:46,833 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-06-14 14:14:46,836 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-06-14 14:14:46,837 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-06-14 14:14:46,837 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-06-14 14:14:46,838 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-06-14 14:14:46,839 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-06-14 14:14:46,839 INFO L153 SettingsManager]: * Use SBE=true
[2024-06-14 14:14:46,839 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-06-14 14:14:46,840 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-06-14 14:14:46,840 INFO L153 SettingsManager]: * sizeof long=4
[2024-06-14 14:14:46,840 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-06-14 14:14:46,841 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-06-14 14:14:46,841 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-06-14 14:14:46,841 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-06-14 14:14:46,842 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-06-14 14:14:46,842 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-06-14 14:14:46,842 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-06-14 14:14:46,842 INFO L153 SettingsManager]: * sizeof long double=12
[2024-06-14 14:14:46,843 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-06-14 14:14:46,843 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-06-14 14:14:46,844 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-06-14 14:14:46,844 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-06-14 14:14:46,845 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-06-14 14:14:46,845 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-06-14 14:14:46,845 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-06-14 14:14:46,846 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-06-14 14:14:46,846 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-06-14 14:14:46,846 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-06-14 14:14:46,847 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-06-14 14:14:46,847 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-06-14 14:14:46,847 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-06-14 14:14:46,847 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-06-14 14:14:46,848 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2024-06-14 14:14:46,848 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-06-14 14:14:46,848 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-06-14 14:14:46,849 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC
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/UAutomizer-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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false
[2024-06-14 14:14:47,107 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-06-14 14:14:47,130 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-06-14 14:14:47,132 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-06-14 14:14:47,133 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-06-14 14:14:47,134 INFO L274 PluginConnector]: CDTParser initialized
[2024-06-14 14:14:47,135 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/36-apron_22-traces-write-centered-vs-meet-mutex_true_no-overflow.i
[2024-06-14 14:14:48,297 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-06-14 14:14:48,511 INFO L384 CDTParser]: Found 1 translation units.
[2024-06-14 14:14:48,512 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/36-apron_22-traces-write-centered-vs-meet-mutex_true_no-overflow.i
[2024-06-14 14:14:48,523 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/379ca4d17/cf863b75e0914fe3a9fb27f27c76cd91/FLAG72d9d48ec
[2024-06-14 14:14:48,533 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/379ca4d17/cf863b75e0914fe3a9fb27f27c76cd91
[2024-06-14 14:14:48,535 INFO L270 PluginConnector]: Initializing Witness Parser...
[2024-06-14 14:14:48,535 INFO L274 PluginConnector]: Witness Parser initialized
[2024-06-14 14:14:48,536 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-05-21_14-57-05.files/mutex-meet/36-apron_22-traces-write-centered-vs-meet-mutex_true_no-overflow.yml/witness.yml
[2024-06-14 14:14:48,678 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-06-14 14:14:48,680 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements.
[2024-06-14 14:14:48,681 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-06-14 14:14:48,681 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-06-14 14:14:48,685 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-06-14 14:14:48,686 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 02:14:48" (1/2) ...
[2024-06-14 14:14:48,687 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dc14cd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:14:48, skipping insertion in model container
[2024-06-14 14:14:48,687 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 02:14:48" (1/2) ...
[2024-06-14 14:14:48,689 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4593488 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:14:48, skipping insertion in model container
[2024-06-14 14:14:48,690 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.06 02:14:48" (2/2) ...
[2024-06-14 14:14:48,690 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dc14cd3 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.06 02:14:48, skipping insertion in model container
[2024-06-14 14:14:48,690 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.06 02:14:48" (2/2) ...
[2024-06-14 14:14:48,691 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness
[2024-06-14 14:14:48,742 INFO L95 edCorrectnessWitness]: Found the following entries in the witness:
[2024-06-14 14:14:48,743 INFO L97 edCorrectnessWitness]: Location invariant before [L735-L735] ((((! multithreaded || (B_locked || (((-32768 <= g && -32768 <= h) && -999 <= g) && -999 <= h))) && (! multithreaded || (A_locked || (((-32768 <= g && -32768 <= h) && -1016 <= h) && -999 <= g)))) && (! multithreaded || (-32768 <= i && -968 <= i))) && (! multithreaded || (-32768 <= g && -999 <= g))) && (! multithreaded || (-32768 <= h && -1016 <= h))
[2024-06-14 14:14:48,743 INFO L103 edCorrectnessWitness]: ghost_variable A_locked = 0
[2024-06-14 14:14:48,744 INFO L103 edCorrectnessWitness]: ghost_variable B_locked = 0
[2024-06-14 14:14:48,744 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0
[2024-06-14 14:14:48,744 INFO L103 edCorrectnessWitness]: ghost_variable C_locked = 0
[2024-06-14 14:14:48,745 INFO L106 edCorrectnessWitness]: ghost_update [L735-L735] B_locked = 1;
[2024-06-14 14:14:48,745 INFO L106 edCorrectnessWitness]: ghost_update [L719-L719] B_locked = 1;
[2024-06-14 14:14:48,745 INFO L106 edCorrectnessWitness]: ghost_update [L715-L715] A_locked = 1;
[2024-06-14 14:14:48,745 INFO L106 edCorrectnessWitness]: ghost_update [L721-L721] B_locked = 0;
[2024-06-14 14:14:48,745 INFO L106 edCorrectnessWitness]: ghost_update [L741-L741] A_locked = 1;
[2024-06-14 14:14:48,746 INFO L106 edCorrectnessWitness]: ghost_update [L744-L744] B_locked = 0;
[2024-06-14 14:14:48,746 INFO L106 edCorrectnessWitness]: ghost_update [L734-L734] multithreaded = 1;
[2024-06-14 14:14:48,746 INFO L106 edCorrectnessWitness]: ghost_update [L725-L725] A_locked = 0;
[2024-06-14 14:14:48,746 INFO L106 edCorrectnessWitness]: ghost_update [L714-L714] C_locked = 1;
[2024-06-14 14:14:48,746 INFO L106 edCorrectnessWitness]: ghost_update [L736-L736] A_locked = 1;
[2024-06-14 14:14:48,746 INFO L106 edCorrectnessWitness]: ghost_update [L726-L726] C_locked = 0;
[2024-06-14 14:14:48,747 INFO L106 edCorrectnessWitness]: ghost_update [L740-L740] A_locked = 0;
[2024-06-14 14:14:48,747 INFO L106 edCorrectnessWitness]: ghost_update [L747-L747] C_locked = 0;
[2024-06-14 14:14:48,747 INFO L106 edCorrectnessWitness]: ghost_update [L743-L743] A_locked = 0;
[2024-06-14 14:14:48,747 INFO L106 edCorrectnessWitness]: ghost_update [L745-L745] C_locked = 1;
[2024-06-14 14:14:48,794 INFO L177 MainTranslator]: Built tables and reachable declarations
[2024-06-14 14:14:49,146 INFO L207 PostProcessor]: Analyzing one entry point: main
[2024-06-14 14:14:49,158 INFO L202 MainTranslator]: Completed pre-run
Start Parsing Local
Start Parsing Local
Start Parsing Local
Start Parsing Local
Start Parsing Local
Start Parsing Local
Start Parsing Local
Start Parsing Local
Start Parsing Local
Start Parsing Local
Start Parsing Local
Start Parsing Local
Start Parsing Local
Start Parsing Local
Start Parsing Local
Start Parsing Local
Start Parsing Local
Start Parsing Local
Start Parsing Local
Start Parsing Local
[2024-06-14 14:14:49,238 INFO L207 PostProcessor]: Analyzing one entry point: main
[2024-06-14 14:14:49,277 INFO L206 MainTranslator]: Completed translation
[2024-06-14 14:14:49,277 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.06 02:14:49 WrapperNode
[2024-06-14 14:14:49,277 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-06-14 14:14:49,278 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-06-14 14:14:49,279 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-06-14 14:14:49,279 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-06-14 14:14:49,285 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.06 02:14:49" (1/1) ...
[2024-06-14 14:14:49,308 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.06 02:14:49" (1/1) ...
[2024-06-14 14:14:49,340 INFO L138 Inliner]: procedures = 165, calls = 47, calls flagged for inlining = 10, calls inlined = 14, statements flattened = 189
[2024-06-14 14:14:49,341 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-06-14 14:14:49,342 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-06-14 14:14:49,342 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-06-14 14:14:49,342 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-06-14 14:14:49,353 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.06 02:14:49" (1/1) ...
[2024-06-14 14:14:49,353 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.06 02:14:49" (1/1) ...
[2024-06-14 14:14:49,356 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.06 02:14:49" (1/1) ...
[2024-06-14 14:14:49,370 INFO L175 MemorySlicer]: Split 17 memory accesses to 4 slices as follows [2, 5, 5, 5]. 29 percent of accesses are in the largest equivalence class. The 17 initializations are split as follows [2, 5, 5, 5]. The 0 writes are split as follows [0, 0, 0, 0].
[2024-06-14 14:14:49,371 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.06 02:14:49" (1/1) ...
[2024-06-14 14:14:49,371 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.06 02:14:49" (1/1) ...
[2024-06-14 14:14:49,377 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.06 02:14:49" (1/1) ...
[2024-06-14 14:14:49,379 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.06 02:14:49" (1/1) ...
[2024-06-14 14:14:49,381 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.06 02:14:49" (1/1) ...
[2024-06-14 14:14:49,382 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.06 02:14:49" (1/1) ...
[2024-06-14 14:14:49,385 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-06-14 14:14:49,386 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-06-14 14:14:49,386 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-06-14 14:14:49,386 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-06-14 14:14:49,387 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.06 02:14:49" (1/1) ...
[2024-06-14 14:14:49,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-06-14 14:14:49,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-06-14 14:14:49,414 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-06-14 14:14:49,428 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-06-14 14:14:49,454 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock
[2024-06-14 14:14:49,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-06-14 14:14:49,454 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun
[2024-06-14 14:14:49,454 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun
[2024-06-14 14:14:49,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-06-14 14:14:49,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1
[2024-06-14 14:14:49,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2
[2024-06-14 14:14:49,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3
[2024-06-14 14:14:49,455 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock
[2024-06-14 14:14:49,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-06-14 14:14:49,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-06-14 14:14:49,456 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement
[2024-06-14 14:14:49,590 INFO L244 CfgBuilder]: Building ICFG
[2024-06-14 14:14:49,591 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-06-14 14:14:49,876 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program.
[2024-06-14 14:14:49,876 INFO L293 CfgBuilder]: Performing block encoding
[2024-06-14 14:14:50,110 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-06-14 14:14:50,110 INFO L320 CfgBuilder]: Removed 0 assume(true) statements.
[2024-06-14 14:14:50,112 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 02:14:50 BoogieIcfgContainer
[2024-06-14 14:14:50,112 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-06-14 14:14:50,116 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-06-14 14:14:50,116 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-06-14 14:14:50,119 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-06-14 14:14:50,120 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.06 02:14:48" (1/4) ...
[2024-06-14 14:14:50,120 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46443d4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 02:14:50, skipping insertion in model container
[2024-06-14 14:14:50,121 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.06 02:14:48" (2/4) ...
[2024-06-14 14:14:50,121 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46443d4b and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 14.06 02:14:50, skipping insertion in model container
[2024-06-14 14:14:50,121 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.06 02:14:49" (3/4) ...
[2024-06-14 14:14:50,122 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46443d4b and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 14.06 02:14:50, skipping insertion in model container
[2024-06-14 14:14:50,123 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 02:14:50" (4/4) ...
[2024-06-14 14:14:50,124 INFO L112 eAbstractionObserver]: Analyzing ICFG 36-apron_22-traces-write-centered-vs-meet-mutex_true_no-overflow.i
[2024-06-14 14:14:50,141 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-06-14 14:14:50,142 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2024-06-14 14:14:50,142 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2024-06-14 14:14:50,189 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2024-06-14 14:14:50,232 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 45 places, 43 transitions, 90 flow
[2024-06-14 14:14:50,260 INFO L124 PetriNetUnfolderBase]: 1/43 cut-off events.
[2024-06-14 14:14:50,260 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES.
[2024-06-14 14:14:50,263 INFO L83 FinitePrefix]: Finished finitePrefix Result has 47 conditions, 43 events. 1/43 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 39 event pairs, 0 based on Foata normal form. 0/40 useless extension candidates. Maximal degree in co-relation 36. Up to 2 conditions per place.
[2024-06-14 14:14:50,264 INFO L82 GeneralOperation]: Start removeDead. Operand has 45 places, 43 transitions, 90 flow
[2024-06-14 14:14:50,267 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 44 places, 41 transitions, 85 flow
[2024-06-14 14:14:50,285 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-06-14 14:14:50,295 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=false, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3b199eee, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-06-14 14:14:50,295 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations.
[2024-06-14 14:14:50,302 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder.
[2024-06-14 14:14:50,302 INFO L124 PetriNetUnfolderBase]: 0/7 cut-off events.
[2024-06-14 14:14:50,302 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES.
[2024-06-14 14:14:50,303 INFO L200 CegarLoopForPetriNet]: Found error trace
[2024-06-14 14:14:50,304 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1]
[2024-06-14 14:14:50,304 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2024-06-14 14:14:50,311 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2024-06-14 14:14:50,311 INFO L85 PathProgramCache]: Analyzing trace with hash 1479015872, now seen corresponding path program 1 times
[2024-06-14 14:14:50,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-06-14 14:14:50,320 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1988429723]
[2024-06-14 14:14:50,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-06-14 14:14:50,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-06-14 14:14:50,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-06-14 14:14:50,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-06-14 14:14:50,708 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-06-14 14:14:50,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1988429723]
[2024-06-14 14:14:50,708 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1988429723] provided 1 perfect and 0 imperfect interpolant sequences
[2024-06-14 14:14:50,709 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-06-14 14:14:50,709 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2024-06-14 14:14:50,710 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1587134638]
[2024-06-14 14:14:50,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-06-14 14:14:50,719 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-06-14 14:14:50,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-06-14 14:14:50,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-06-14 14:14:50,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-06-14 14:14:50,752 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 12 out of 43
[2024-06-14 14:14:50,754 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 44 places, 41 transitions, 85 flow. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-06-14 14:14:50,755 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-06-14 14:14:50,755 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 12 of 43
[2024-06-14 14:14:50,756 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-06-14 14:14:50,958 INFO L124 PetriNetUnfolderBase]: 172/427 cut-off events.
[2024-06-14 14:14:50,958 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES.
[2024-06-14 14:14:50,961 INFO L83 FinitePrefix]: Finished finitePrefix Result has 796 conditions, 427 events. 172/427 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 1878 event pairs, 57 based on Foata normal form. 9/428 useless extension candidates. Maximal degree in co-relation 781. Up to 301 conditions per place.
[2024-06-14 14:14:50,963 INFO L140 encePairwiseOnDemand]: 39/43 looper letters, 17 selfloop transitions, 2 changer transitions 30/54 dead transitions.
[2024-06-14 14:14:50,963 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 46 places, 54 transitions, 199 flow
[2024-06-14 14:14:50,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-06-14 14:14:50,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2024-06-14 14:14:50,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 81 transitions.
[2024-06-14 14:14:50,976 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.627906976744186
[2024-06-14 14:14:50,977 INFO L175 Difference]: Start difference. First operand has 44 places, 41 transitions, 85 flow. Second operand 3 states and 81 transitions.
[2024-06-14 14:14:50,978 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 46 places, 54 transitions, 199 flow
[2024-06-14 14:14:50,980 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 45 places, 54 transitions, 198 flow, removed 0 selfloop flow, removed 1 redundant places.
[2024-06-14 14:14:50,986 INFO L231 Difference]: Finished difference. Result has 46 places, 23 transitions, 56 flow
[2024-06-14 14:14:50,988 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=43, PETRI_DIFFERENCE_MINUEND_FLOW=84, PETRI_DIFFERENCE_MINUEND_PLACES=43, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=41, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=39, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=56, PETRI_PLACES=46, PETRI_TRANSITIONS=23}
[2024-06-14 14:14:50,992 INFO L281 CegarLoopForPetriNet]: 44 programPoint places, 2 predicate places.
[2024-06-14 14:14:50,992 INFO L495 AbstractCegarLoop]: Abstraction has has 46 places, 23 transitions, 56 flow
[2024-06-14 14:14:50,993 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-06-14 14:14:50,993 INFO L200 CegarLoopForPetriNet]: Found error trace
[2024-06-14 14:14:50,993 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-06-14 14:14:50,993 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-06-14 14:14:50,994 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2024-06-14 14:14:50,994 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2024-06-14 14:14:50,994 INFO L85 PathProgramCache]: Analyzing trace with hash -289376006, now seen corresponding path program 1 times
[2024-06-14 14:14:50,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-06-14 14:14:50,995 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [745810672]
[2024-06-14 14:14:50,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-06-14 14:14:50,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-06-14 14:14:51,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-06-14 14:14:51,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-06-14 14:14:51,248 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-06-14 14:14:51,248 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [745810672]
[2024-06-14 14:14:51,248 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [745810672] provided 1 perfect and 0 imperfect interpolant sequences
[2024-06-14 14:14:51,249 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-06-14 14:14:51,249 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-06-14 14:14:51,250 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766253750]
[2024-06-14 14:14:51,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-06-14 14:14:51,251 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-06-14 14:14:51,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-06-14 14:14:51,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-06-14 14:14:51,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2024-06-14 14:14:51,263 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 11 out of 43
[2024-06-14 14:14:51,264 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 46 places, 23 transitions, 56 flow. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-06-14 14:14:51,264 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-06-14 14:14:51,264 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 11 of 43
[2024-06-14 14:14:51,264 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-06-14 14:14:51,329 INFO L124 PetriNetUnfolderBase]: 13/53 cut-off events.
[2024-06-14 14:14:51,330 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES.
[2024-06-14 14:14:51,336 INFO L83 FinitePrefix]: Finished finitePrefix Result has 109 conditions, 53 events. 13/53 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 62 event pairs, 5 based on Foata normal form. 4/57 useless extension candidates. Maximal degree in co-relation 92. Up to 21 conditions per place.
[2024-06-14 14:14:51,336 INFO L140 encePairwiseOnDemand]: 39/43 looper letters, 0 selfloop transitions, 0 changer transitions 25/25 dead transitions.
[2024-06-14 14:14:51,336 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 31 places, 25 transitions, 100 flow
[2024-06-14 14:14:51,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-06-14 14:14:51,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states.
[2024-06-14 14:14:51,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 77 transitions.
[2024-06-14 14:14:51,342 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.3581395348837209
[2024-06-14 14:14:51,342 INFO L175 Difference]: Start difference. First operand has 46 places, 23 transitions, 56 flow. Second operand 5 states and 77 transitions.
[2024-06-14 14:14:51,347 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 31 places, 25 transitions, 100 flow
[2024-06-14 14:14:51,348 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 28 places, 25 transitions, 94 flow, removed 0 selfloop flow, removed 3 redundant places.
[2024-06-14 14:14:51,349 INFO L231 Difference]: Finished difference. Result has 28 places, 0 transitions, 0 flow
[2024-06-14 14:14:51,349 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=43, PETRI_DIFFERENCE_MINUEND_FLOW=46, PETRI_DIFFERENCE_MINUEND_PLACES=24, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=22, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=22, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=0, PETRI_PLACES=28, PETRI_TRANSITIONS=0}
[2024-06-14 14:14:51,350 INFO L281 CegarLoopForPetriNet]: 44 programPoint places, -16 predicate places.
[2024-06-14 14:14:51,350 INFO L495 AbstractCegarLoop]: Abstraction has has 28 places, 0 transitions, 0 flow
[2024-06-14 14:14:51,350 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-06-14 14:14:51,352 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 2 remaining)
[2024-06-14 14:14:51,353 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 2 remaining)
[2024-06-14 14:14:51,353 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-06-14 14:14:51,353 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1]
[2024-06-14 14:14:51,357 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2024-06-14 14:14:51,357 INFO L179 ceAbstractionStarter]: Computing trace abstraction results
[2024-06-14 14:14:51,364 INFO L507 ceAbstractionStarter]: Automizer considered 1 witness invariants
[2024-06-14 14:14:51,365 INFO L508 ceAbstractionStarter]: WitnessConsidered=1
[2024-06-14 14:14:51,366 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.06 02:14:51 BasicIcfg
[2024-06-14 14:14:51,366 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-06-14 14:14:51,366 INFO L158 Benchmark]: Toolchain (without parser) took 2686.86ms. Allocated memory was 140.5MB in the beginning and 213.9MB in the end (delta: 73.4MB). Free memory was 79.0MB in the beginning and 113.7MB in the end (delta: -34.7MB). Peak memory consumption was 40.2MB. Max. memory is 16.1GB.
[2024-06-14 14:14:51,367 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 140.5MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-06-14 14:14:51,367 INFO L158 Benchmark]: Witness Parser took 0.20ms. Allocated memory is still 140.5MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-06-14 14:14:51,369 INFO L158 Benchmark]: CACSL2BoogieTranslator took 597.15ms. Allocated memory is still 140.5MB. Free memory was 79.0MB in the beginning and 50.4MB in the end (delta: 28.6MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB.
[2024-06-14 14:14:51,369 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.70ms. Allocated memory is still 140.5MB. Free memory was 50.4MB in the beginning and 48.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-06-14 14:14:51,372 INFO L158 Benchmark]: Boogie Preprocessor took 43.65ms. Allocated memory is still 140.5MB. Free memory was 48.0MB in the beginning and 45.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-06-14 14:14:51,372 INFO L158 Benchmark]: RCFGBuilder took 726.43ms. Allocated memory was 140.5MB in the beginning and 213.9MB in the end (delta: 73.4MB). Free memory was 45.4MB in the beginning and 133.2MB in the end (delta: -87.8MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB.
[2024-06-14 14:14:51,373 INFO L158 Benchmark]: TraceAbstraction took 1249.70ms. Allocated memory is still 213.9MB. Free memory was 132.2MB in the beginning and 113.7MB in the end (delta: 18.5MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB.
[2024-06-14 14:14:51,378 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.18ms. Allocated memory is still 140.5MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB.
* Witness Parser took 0.20ms. Allocated memory is still 140.5MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 597.15ms. Allocated memory is still 140.5MB. Free memory was 79.0MB in the beginning and 50.4MB in the end (delta: 28.6MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 62.70ms. Allocated memory is still 140.5MB. Free memory was 50.4MB in the beginning and 48.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 43.65ms. Allocated memory is still 140.5MB. Free memory was 48.0MB in the beginning and 45.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 726.43ms. Allocated memory was 140.5MB in the beginning and 213.9MB in the end (delta: 73.4MB). Free memory was 45.4MB in the beginning and 133.2MB in the end (delta: -87.8MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB.
* TraceAbstraction took 1249.70ms. Allocated memory is still 213.9MB. Free memory was 132.2MB in the beginning and 113.7MB in the end (delta: 18.5MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- PositiveResult [Line: 735]: invariant of correctness witness holds
For all program executions holds that invariant of correctness witness holds at this location
- StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances
CFG has 3 procedures, 59 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 1.1s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 37 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 29 mSDsluCounter, 9 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 112 IncrementalHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 3 mSDtfsCounter, 112 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=85occurred 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, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 24 NumberOfCodeBlocks, 24 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 22 ConstructedInterpolants, 0 QuantifiedInterpolants, 187 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
- AllSpecificationsHoldResult: All specifications hold
1 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
[2024-06-14 14:14:51,405 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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