./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-wmm/safe029_tso.i --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for memory safety (deref-memtrack)
Using default analysis
Version a0165632
Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389f1cc3-7e48-4a27-b19d-cb3dd1b03a4c/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389f1cc3-7e48-4a27-b19d-cb3dd1b03a4c/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389f1cc3-7e48-4a27-b19d-cb3dd1b03a4c/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389f1cc3-7e48-4a27-b19d-cb3dd1b03a4c/bin/uautomizer-verify-jihMAELWvX/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-wmm/safe029_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389f1cc3-7e48-4a27-b19d-cb3dd1b03a4c/bin/uautomizer-verify-jihMAELWvX/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389f1cc3-7e48-4a27-b19d-cb3dd1b03a4c/bin/uautomizer-verify-jihMAELWvX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) )
CHECK( init(main()), LTL(G valid-deref) )
CHECK( init(main()), LTL(G valid-memtrack) )
--witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ef851e22a0a98929f1b90876fcac5ec793e10efa4691f239ca948c8dc39b94fd
--- Real Ultimate output ---
This is Ultimate 0.2.5-dev-a016563
[2024-11-08 17:41:06,555 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-08 17:41:06,621 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389f1cc3-7e48-4a27-b19d-cb3dd1b03a4c/bin/uautomizer-verify-jihMAELWvX/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf
[2024-11-08 17:41:06,625 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-08 17:41:06,626 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-08 17:41:06,664 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-08 17:41:06,666 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-08 17:41:06,667 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-08 17:41:06,668 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-08 17:41:06,669 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-08 17:41:06,670 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-08 17:41:06,670 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-08 17:41:06,671 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-08 17:41:06,672 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-08 17:41:06,674 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-08 17:41:06,674 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-08 17:41:06,675 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-08 17:41:06,675 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-08 17:41:06,676 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-08 17:41:06,680 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-08 17:41:06,680 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true
[2024-11-08 17:41:06,681 INFO L153 SettingsManager]: * Bitprecise bitfields=true
[2024-11-08 17:41:06,681 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true
[2024-11-08 17:41:06,682 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-08 17:41:06,682 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2024-11-08 17:41:06,682 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-08 17:41:06,684 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-08 17:41:06,684 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-08 17:41:06,684 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-08 17:41:06,685 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-08 17:41:06,685 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-08 17:41:06,686 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-08 17:41:06,686 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-08 17:41:06,687 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-08 17:41:06,688 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-08 17:41:06,688 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-08 17:41:06,689 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-08 17:41:06,689 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-08 17:41:06,689 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-08 17:41:06,690 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-08 17:41:06,690 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-08 17:41:06,691 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-08 17:41:06,691 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389f1cc3-7e48-4a27-b19d-cb3dd1b03a4c/bin/uautomizer-verify-jihMAELWvX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389f1cc3-7e48-4a27-b19d-cb3dd1b03a4c/bin/uautomizer-verify-jihMAELWvX
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) )
CHECK( init(main()), LTL(G valid-deref) )
CHECK( init(main()), LTL(G valid-memtrack) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef851e22a0a98929f1b90876fcac5ec793e10efa4691f239ca948c8dc39b94fd
[2024-11-08 17:41:06,976 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-08 17:41:07,000 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-08 17:41:07,006 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-08 17:41:07,007 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-08 17:41:07,008 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-08 17:41:07,009 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389f1cc3-7e48-4a27-b19d-cb3dd1b03a4c/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/pthread-wmm/safe029_tso.i
Unable to find full path for "g++"
[2024-11-08 17:41:09,028 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-08 17:41:09,303 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-08 17:41:09,304 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389f1cc3-7e48-4a27-b19d-cb3dd1b03a4c/sv-benchmarks/c/pthread-wmm/safe029_tso.i
[2024-11-08 17:41:09,326 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389f1cc3-7e48-4a27-b19d-cb3dd1b03a4c/bin/uautomizer-verify-jihMAELWvX/data/e7dc90753/815b112efe7541bea5a7c09454e72d84/FLAGb9e8206b3
[2024-11-08 17:41:09,598 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389f1cc3-7e48-4a27-b19d-cb3dd1b03a4c/bin/uautomizer-verify-jihMAELWvX/data/e7dc90753/815b112efe7541bea5a7c09454e72d84
[2024-11-08 17:41:09,601 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-08 17:41:09,607 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-08 17:41:09,614 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-08 17:41:09,615 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-08 17:41:09,625 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-08 17:41:09,626 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:41:09" (1/1) ...
[2024-11-08 17:41:09,633 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a84894a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:41:09, skipping insertion in model container
[2024-11-08 17:41:09,633 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:41:09" (1/1) ...
[2024-11-08 17:41:09,697 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-08 17:41:10,179 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 17:41:10,193 INFO L200 MainTranslator]: Completed pre-run
[2024-11-08 17:41:10,242 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 17:41:10,288 INFO L204 MainTranslator]: Completed translation
[2024-11-08 17:41:10,289 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:41:10 WrapperNode
[2024-11-08 17:41:10,289 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-08 17:41:10,290 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-08 17:41:10,290 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-08 17:41:10,291 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-08 17:41:10,300 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:41:10" (1/1) ...
[2024-11-08 17:41:10,322 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:41:10" (1/1) ...
[2024-11-08 17:41:10,350 INFO L138 Inliner]: procedures = 174, calls = 33, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 50
[2024-11-08 17:41:10,350 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-08 17:41:10,352 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-08 17:41:10,352 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-08 17:41:10,352 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-08 17:41:10,364 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:41:10" (1/1) ...
[2024-11-08 17:41:10,365 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:41:10" (1/1) ...
[2024-11-08 17:41:10,370 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:41:10" (1/1) ...
[2024-11-08 17:41:10,392 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0].
[2024-11-08 17:41:10,393 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:41:10" (1/1) ...
[2024-11-08 17:41:10,393 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:41:10" (1/1) ...
[2024-11-08 17:41:10,398 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:41:10" (1/1) ...
[2024-11-08 17:41:10,400 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:41:10" (1/1) ...
[2024-11-08 17:41:10,401 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:41:10" (1/1) ...
[2024-11-08 17:41:10,402 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:41:10" (1/1) ...
[2024-11-08 17:41:10,404 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-08 17:41:10,405 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-08 17:41:10,405 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-08 17:41:10,406 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-08 17:41:10,407 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:41:10" (1/1) ...
[2024-11-08 17:41:10,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-08 17:41:10,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389f1cc3-7e48-4a27-b19d-cb3dd1b03a4c/bin/uautomizer-verify-jihMAELWvX/z3
[2024-11-08 17:41:10,447 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389f1cc3-7e48-4a27-b19d-cb3dd1b03a4c/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-08 17:41:10,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389f1cc3-7e48-4a27-b19d-cb3dd1b03a4c/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-08 17:41:10,489 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2024-11-08 17:41:10,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-08 17:41:10,490 INFO L130 BoogieDeclarations]: Found specification of procedure P0
[2024-11-08 17:41:10,490 INFO L138 BoogieDeclarations]: Found implementation of procedure P0
[2024-11-08 17:41:10,490 INFO L130 BoogieDeclarations]: Found specification of procedure P1
[2024-11-08 17:41:10,490 INFO L138 BoogieDeclarations]: Found implementation of procedure P1
[2024-11-08 17:41:10,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-08 17:41:10,491 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2024-11-08 17:41:10,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-08 17:41:10,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-08 17:41:10,495 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement.
[2024-11-08 17:41:10,668 INFO L238 CfgBuilder]: Building ICFG
[2024-11-08 17:41:10,671 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-08 17:41:10,885 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program.
[2024-11-08 17:41:10,886 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-08 17:41:11,005 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-08 17:41:11,005 INFO L316 CfgBuilder]: Removed 0 assume(true) statements.
[2024-11-08 17:41:11,007 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:41:11 BoogieIcfgContainer
[2024-11-08 17:41:11,007 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-08 17:41:11,009 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-08 17:41:11,009 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-08 17:41:11,013 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-08 17:41:11,014 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 05:41:09" (1/3) ...
[2024-11-08 17:41:11,015 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@543fb7e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:41:11, skipping insertion in model container
[2024-11-08 17:41:11,015 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:41:10" (2/3) ...
[2024-11-08 17:41:11,015 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@543fb7e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:41:11, skipping insertion in model container
[2024-11-08 17:41:11,015 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:41:11" (3/3) ...
[2024-11-08 17:41:11,017 INFO L112 eAbstractionObserver]: Analyzing ICFG safe029_tso.i
[2024-11-08 17:41:11,048 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-08 17:41:11,048 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations.
[2024-11-08 17:41:11,048 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2024-11-08 17:41:11,098 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2024-11-08 17:41:11,138 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 39 places, 34 transitions, 76 flow
[2024-11-08 17:41:11,177 INFO L124 PetriNetUnfolderBase]: 2/32 cut-off events.
[2024-11-08 17:41:11,177 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES.
[2024-11-08 17:41:11,183 INFO L83 FinitePrefix]: Finished finitePrefix Result has 39 conditions, 32 events. 2/32 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 43 event pairs, 0 based on Foata normal form. 0/28 useless extension candidates. Maximal degree in co-relation 32. Up to 2 conditions per place.
[2024-11-08 17:41:11,184 INFO L82 GeneralOperation]: Start removeDead. Operand has 39 places, 34 transitions, 76 flow
[2024-11-08 17:41:11,188 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 36 places, 31 transitions, 68 flow
[2024-11-08 17:41:11,198 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-08 17:41:11,209 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, 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;@2400cfab, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-08 17:41:11,211 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations.
[2024-11-08 17:41:11,227 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder.
[2024-11-08 17:41:11,228 INFO L124 PetriNetUnfolderBase]: 2/29 cut-off events.
[2024-11-08 17:41:11,228 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES.
[2024-11-08 17:41:11,228 INFO L196 CegarLoopForPetriNet]: Found error trace
[2024-11-08 17:41:11,229 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 17:41:11,230 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-11-08 17:41:11,236 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 17:41:11,236 INFO L85 PathProgramCache]: Analyzing trace with hash -276493731, now seen corresponding path program 1 times
[2024-11-08 17:41:11,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 17:41:11,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [664739252]
[2024-11-08 17:41:11,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 17:41:11,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 17:41:11,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:41:11,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-08 17:41:11,609 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 17:41:11,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [664739252]
[2024-11-08 17:41:11,611 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [664739252] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 17:41:11,611 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 17:41:11,611 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2024-11-08 17:41:11,613 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1228667740]
[2024-11-08 17:41:11,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 17:41:11,625 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-08 17:41:11,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 17:41:11,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-08 17:41:11,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-08 17:41:11,663 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34
[2024-11-08 17:41:11,666 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 36 places, 31 transitions, 68 flow. Second operand has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 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)
[2024-11-08 17:41:11,666 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-08 17:41:11,666 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34
[2024-11-08 17:41:11,667 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-08 17:41:11,744 INFO L124 PetriNetUnfolderBase]: 23/91 cut-off events.
[2024-11-08 17:41:11,745 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES.
[2024-11-08 17:41:11,746 INFO L83 FinitePrefix]: Finished finitePrefix Result has 153 conditions, 91 events. 23/91 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 367 event pairs, 23 based on Foata normal form. 12/95 useless extension candidates. Maximal degree in co-relation 143. Up to 52 conditions per place.
[2024-11-08 17:41:11,748 INFO L140 encePairwiseOnDemand]: 30/34 looper letters, 9 selfloop transitions, 1 changer transitions 1/27 dead transitions.
[2024-11-08 17:41:11,748 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 36 places, 27 transitions, 82 flow
[2024-11-08 17:41:11,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-08 17:41:11,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2024-11-08 17:41:11,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 68 transitions.
[2024-11-08 17:41:11,762 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.6666666666666666
[2024-11-08 17:41:11,764 INFO L175 Difference]: Start difference. First operand has 36 places, 31 transitions, 68 flow. Second operand 3 states and 68 transitions.
[2024-11-08 17:41:11,766 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 36 places, 27 transitions, 82 flow
[2024-11-08 17:41:11,768 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 34 places, 27 transitions, 80 flow, removed 0 selfloop flow, removed 2 redundant places.
[2024-11-08 17:41:11,771 INFO L231 Difference]: Finished difference. Result has 34 places, 26 transitions, 58 flow
[2024-11-08 17:41:11,773 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=58, PETRI_DIFFERENCE_MINUEND_PLACES=32, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=27, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=26, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=58, PETRI_PLACES=34, PETRI_TRANSITIONS=26}
[2024-11-08 17:41:11,777 INFO L277 CegarLoopForPetriNet]: 36 programPoint places, -2 predicate places.
[2024-11-08 17:41:11,778 INFO L471 AbstractCegarLoop]: Abstraction has has 34 places, 26 transitions, 58 flow
[2024-11-08 17:41:11,778 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 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)
[2024-11-08 17:41:11,778 INFO L196 CegarLoopForPetriNet]: Found error trace
[2024-11-08 17:41:11,778 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 17:41:11,779 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-11-08 17:41:11,779 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-11-08 17:41:11,780 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 17:41:11,780 INFO L85 PathProgramCache]: Analyzing trace with hash -276492484, now seen corresponding path program 1 times
[2024-11-08 17:41:11,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 17:41:11,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086839490]
[2024-11-08 17:41:11,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 17:41:11,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 17:41:11,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:41:12,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-08 17:41:12,183 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 17:41:12,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2086839490]
[2024-11-08 17:41:12,184 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2086839490] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 17:41:12,184 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 17:41:12,184 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-11-08 17:41:12,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [458964688]
[2024-11-08 17:41:12,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 17:41:12,188 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-11-08 17:41:12,189 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 17:41:12,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-11-08 17:41:12,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2024-11-08 17:41:12,212 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 15 out of 34
[2024-11-08 17:41:12,212 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 34 places, 26 transitions, 58 flow. Second operand has 5 states, 5 states have (on average 16.8) internal successors, (84), 5 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-08 17:41:12,213 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-08 17:41:12,213 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 15 of 34
[2024-11-08 17:41:12,213 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-08 17:41:12,498 INFO L124 PetriNetUnfolderBase]: 100/274 cut-off events.
[2024-11-08 17:41:12,498 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES.
[2024-11-08 17:41:12,502 INFO L83 FinitePrefix]: Finished finitePrefix Result has 479 conditions, 274 events. 100/274 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 1457 event pairs, 36 based on Foata normal form. 0/257 useless extension candidates. Maximal degree in co-relation 473. Up to 115 conditions per place.
[2024-11-08 17:41:12,503 INFO L140 encePairwiseOnDemand]: 27/34 looper letters, 16 selfloop transitions, 3 changer transitions 22/53 dead transitions.
[2024-11-08 17:41:12,504 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 40 places, 53 transitions, 196 flow
[2024-11-08 17:41:12,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states.
[2024-11-08 17:41:12,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states.
[2024-11-08 17:41:12,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 163 transitions.
[2024-11-08 17:41:12,510 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.5992647058823529
[2024-11-08 17:41:12,511 INFO L175 Difference]: Start difference. First operand has 34 places, 26 transitions, 58 flow. Second operand 8 states and 163 transitions.
[2024-11-08 17:41:12,514 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 40 places, 53 transitions, 196 flow
[2024-11-08 17:41:12,515 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 39 places, 53 transitions, 195 flow, removed 0 selfloop flow, removed 1 redundant places.
[2024-11-08 17:41:12,519 INFO L231 Difference]: Finished difference. Result has 44 places, 27 transitions, 90 flow
[2024-11-08 17:41:12,524 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=57, PETRI_DIFFERENCE_MINUEND_PLACES=32, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=26, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=23, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=90, PETRI_PLACES=44, PETRI_TRANSITIONS=27}
[2024-11-08 17:41:12,525 INFO L277 CegarLoopForPetriNet]: 36 programPoint places, 8 predicate places.
[2024-11-08 17:41:12,525 INFO L471 AbstractCegarLoop]: Abstraction has has 44 places, 27 transitions, 90 flow
[2024-11-08 17:41:12,525 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.8) internal successors, (84), 5 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-08 17:41:12,525 INFO L196 CegarLoopForPetriNet]: Found error trace
[2024-11-08 17:41:12,528 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 17:41:12,528 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-11-08 17:41:12,528 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-11-08 17:41:12,529 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 17:41:12,532 INFO L85 PathProgramCache]: Analyzing trace with hash 1808696859, now seen corresponding path program 1 times
[2024-11-08 17:41:12,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 17:41:12,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055676090]
[2024-11-08 17:41:12,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 17:41:12,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 17:41:12,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:41:12,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-08 17:41:12,799 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 17:41:12,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2055676090]
[2024-11-08 17:41:12,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2055676090] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 17:41:12,801 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 17:41:12,802 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-11-08 17:41:12,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078792260]
[2024-11-08 17:41:12,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 17:41:12,803 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-11-08 17:41:12,804 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 17:41:12,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-11-08 17:41:12,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2024-11-08 17:41:12,821 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 15 out of 34
[2024-11-08 17:41:12,821 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 44 places, 27 transitions, 90 flow. Second operand has 5 states, 5 states have (on average 16.8) internal successors, (84), 5 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-08 17:41:12,821 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-08 17:41:12,823 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 15 of 34
[2024-11-08 17:41:12,823 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-08 17:41:12,987 INFO L124 PetriNetUnfolderBase]: 111/302 cut-off events.
[2024-11-08 17:41:12,988 INFO L125 PetriNetUnfolderBase]: For 197/197 co-relation queries the response was YES.
[2024-11-08 17:41:12,990 INFO L83 FinitePrefix]: Finished finitePrefix Result has 694 conditions, 302 events. 111/302 cut-off events. For 197/197 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 1613 event pairs, 49 based on Foata normal form. 12/305 useless extension candidates. Maximal degree in co-relation 682. Up to 144 conditions per place.
[2024-11-08 17:41:12,992 INFO L140 encePairwiseOnDemand]: 28/34 looper letters, 16 selfloop transitions, 3 changer transitions 15/48 dead transitions.
[2024-11-08 17:41:12,992 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 44 places, 48 transitions, 212 flow
[2024-11-08 17:41:12,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2024-11-08 17:41:12,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states.
[2024-11-08 17:41:12,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 141 transitions.
[2024-11-08 17:41:12,995 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.592436974789916
[2024-11-08 17:41:12,995 INFO L175 Difference]: Start difference. First operand has 44 places, 27 transitions, 90 flow. Second operand 7 states and 141 transitions.
[2024-11-08 17:41:12,995 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 44 places, 48 transitions, 212 flow
[2024-11-08 17:41:12,999 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 41 places, 48 transitions, 201 flow, removed 4 selfloop flow, removed 3 redundant places.
[2024-11-08 17:41:13,000 INFO L231 Difference]: Finished difference. Result has 46 places, 29 transitions, 118 flow
[2024-11-08 17:41:13,000 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=83, PETRI_DIFFERENCE_MINUEND_PLACES=35, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=27, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=24, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=118, PETRI_PLACES=46, PETRI_TRANSITIONS=29}
[2024-11-08 17:41:13,001 INFO L277 CegarLoopForPetriNet]: 36 programPoint places, 10 predicate places.
[2024-11-08 17:41:13,002 INFO L471 AbstractCegarLoop]: Abstraction has has 46 places, 29 transitions, 118 flow
[2024-11-08 17:41:13,002 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.8) internal successors, (84), 5 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-08 17:41:13,002 INFO L196 CegarLoopForPetriNet]: Found error trace
[2024-11-08 17:41:13,003 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 17:41:13,003 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-11-08 17:41:13,003 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-11-08 17:41:13,004 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 17:41:13,004 INFO L85 PathProgramCache]: Analyzing trace with hash 732482157, now seen corresponding path program 1 times
[2024-11-08 17:41:13,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 17:41:13,004 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145830830]
[2024-11-08 17:41:13,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 17:41:13,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 17:41:13,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:41:13,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-08 17:41:13,243 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 17:41:13,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145830830]
[2024-11-08 17:41:13,244 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1145830830] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 17:41:13,244 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 17:41:13,245 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2024-11-08 17:41:13,245 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006046712]
[2024-11-08 17:41:13,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 17:41:13,247 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-11-08 17:41:13,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 17:41:13,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-11-08 17:41:13,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2024-11-08 17:41:13,262 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 15 out of 34
[2024-11-08 17:41:13,262 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 46 places, 29 transitions, 118 flow. Second operand has 5 states, 5 states have (on average 17.0) internal successors, (85), 5 states have internal predecessors, (85), 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)
[2024-11-08 17:41:13,263 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-08 17:41:13,265 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 15 of 34
[2024-11-08 17:41:13,265 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-08 17:41:13,456 INFO L124 PetriNetUnfolderBase]: 123/354 cut-off events.
[2024-11-08 17:41:13,456 INFO L125 PetriNetUnfolderBase]: For 472/474 co-relation queries the response was YES.
[2024-11-08 17:41:13,463 INFO L83 FinitePrefix]: Finished finitePrefix Result has 966 conditions, 354 events. 123/354 cut-off events. For 472/474 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 2178 event pairs, 41 based on Foata normal form. 14/353 useless extension candidates. Maximal degree in co-relation 950. Up to 102 conditions per place.
[2024-11-08 17:41:13,465 INFO L140 encePairwiseOnDemand]: 29/34 looper letters, 20 selfloop transitions, 3 changer transitions 13/50 dead transitions.
[2024-11-08 17:41:13,465 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 48 places, 50 transitions, 274 flow
[2024-11-08 17:41:13,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2024-11-08 17:41:13,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states.
[2024-11-08 17:41:13,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 142 transitions.
[2024-11-08 17:41:13,469 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.5966386554621849
[2024-11-08 17:41:13,469 INFO L175 Difference]: Start difference. First operand has 46 places, 29 transitions, 118 flow. Second operand 7 states and 142 transitions.
[2024-11-08 17:41:13,469 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 48 places, 50 transitions, 274 flow
[2024-11-08 17:41:13,474 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 45 places, 50 transitions, 253 flow, removed 9 selfloop flow, removed 3 redundant places.
[2024-11-08 17:41:13,475 INFO L231 Difference]: Finished difference. Result has 50 places, 29 transitions, 128 flow
[2024-11-08 17:41:13,476 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=109, PETRI_DIFFERENCE_MINUEND_PLACES=39, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=29, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=26, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=128, PETRI_PLACES=50, PETRI_TRANSITIONS=29}
[2024-11-08 17:41:13,477 INFO L277 CegarLoopForPetriNet]: 36 programPoint places, 14 predicate places.
[2024-11-08 17:41:13,477 INFO L471 AbstractCegarLoop]: Abstraction has has 50 places, 29 transitions, 128 flow
[2024-11-08 17:41:13,477 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.0) internal successors, (85), 5 states have internal predecessors, (85), 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)
[2024-11-08 17:41:13,477 INFO L196 CegarLoopForPetriNet]: Found error trace
[2024-11-08 17:41:13,477 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 17:41:13,478 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2024-11-08 17:41:13,478 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-11-08 17:41:13,479 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 17:41:13,479 INFO L85 PathProgramCache]: Analyzing trace with hash -331737433, now seen corresponding path program 1 times
[2024-11-08 17:41:13,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 17:41:13,479 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082447412]
[2024-11-08 17:41:13,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 17:41:13,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 17:41:13,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:41:13,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-08 17:41:13,637 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 17:41:13,637 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082447412]
[2024-11-08 17:41:13,637 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1082447412] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 17:41:13,637 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 17:41:13,638 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2024-11-08 17:41:13,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1491778066]
[2024-11-08 17:41:13,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 17:41:13,638 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-11-08 17:41:13,639 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 17:41:13,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-11-08 17:41:13,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2024-11-08 17:41:13,650 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 15 out of 34
[2024-11-08 17:41:13,650 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 50 places, 29 transitions, 128 flow. Second operand has 5 states, 5 states have (on average 17.0) internal successors, (85), 5 states have internal predecessors, (85), 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)
[2024-11-08 17:41:13,651 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-08 17:41:13,651 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 15 of 34
[2024-11-08 17:41:13,651 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-08 17:41:13,864 INFO L124 PetriNetUnfolderBase]: 141/424 cut-off events.
[2024-11-08 17:41:13,865 INFO L125 PetriNetUnfolderBase]: For 986/999 co-relation queries the response was YES.
[2024-11-08 17:41:13,867 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1214 conditions, 424 events. 141/424 cut-off events. For 986/999 co-relation queries the response was YES. Maximal size of possible extension queue 53. Compared 2864 event pairs, 48 based on Foata normal form. 18/423 useless extension candidates. Maximal degree in co-relation 1195. Up to 122 conditions per place.
[2024-11-08 17:41:13,869 INFO L140 encePairwiseOnDemand]: 29/34 looper letters, 18 selfloop transitions, 3 changer transitions 13/48 dead transitions.
[2024-11-08 17:41:13,869 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 52 places, 48 transitions, 284 flow
[2024-11-08 17:41:13,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2024-11-08 17:41:13,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states.
[2024-11-08 17:41:13,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 140 transitions.
[2024-11-08 17:41:13,871 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.5882352941176471
[2024-11-08 17:41:13,871 INFO L175 Difference]: Start difference. First operand has 50 places, 29 transitions, 128 flow. Second operand 7 states and 140 transitions.
[2024-11-08 17:41:13,871 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 52 places, 48 transitions, 284 flow
[2024-11-08 17:41:13,876 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 47 places, 48 transitions, 247 flow, removed 17 selfloop flow, removed 5 redundant places.
[2024-11-08 17:41:13,877 INFO L231 Difference]: Finished difference. Result has 52 places, 29 transitions, 130 flow
[2024-11-08 17:41:13,877 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=111, PETRI_DIFFERENCE_MINUEND_PLACES=41, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=29, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=26, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=130, PETRI_PLACES=52, PETRI_TRANSITIONS=29}
[2024-11-08 17:41:13,878 INFO L277 CegarLoopForPetriNet]: 36 programPoint places, 16 predicate places.
[2024-11-08 17:41:13,878 INFO L471 AbstractCegarLoop]: Abstraction has has 52 places, 29 transitions, 130 flow
[2024-11-08 17:41:13,879 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.0) internal successors, (85), 5 states have internal predecessors, (85), 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)
[2024-11-08 17:41:13,879 INFO L196 CegarLoopForPetriNet]: Found error trace
[2024-11-08 17:41:13,879 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 17:41:13,879 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2024-11-08 17:41:13,880 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-11-08 17:41:13,880 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 17:41:13,880 INFO L85 PathProgramCache]: Analyzing trace with hash 257647644, now seen corresponding path program 1 times
[2024-11-08 17:41:13,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 17:41:13,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [538639126]
[2024-11-08 17:41:13,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 17:41:13,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 17:41:13,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:41:14,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-08 17:41:14,033 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 17:41:14,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [538639126]
[2024-11-08 17:41:14,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [538639126] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 17:41:14,033 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 17:41:14,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-08 17:41:14,034 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1121214660]
[2024-11-08 17:41:14,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 17:41:14,034 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-08 17:41:14,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 17:41:14,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-08 17:41:14,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-08 17:41:14,041 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 34
[2024-11-08 17:41:14,041 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 52 places, 29 transitions, 130 flow. Second operand has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 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)
[2024-11-08 17:41:14,042 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-08 17:41:14,042 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 34
[2024-11-08 17:41:14,042 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-08 17:41:14,174 INFO L124 PetriNetUnfolderBase]: 168/424 cut-off events.
[2024-11-08 17:41:14,174 INFO L125 PetriNetUnfolderBase]: For 401/407 co-relation queries the response was YES.
[2024-11-08 17:41:14,176 INFO L83 FinitePrefix]: Finished finitePrefix Result has 999 conditions, 424 events. 168/424 cut-off events. For 401/407 co-relation queries the response was YES. Maximal size of possible extension queue 50. Compared 2312 event pairs, 42 based on Foata normal form. 25/431 useless extension candidates. Maximal degree in co-relation 979. Up to 185 conditions per place.
[2024-11-08 17:41:14,178 INFO L140 encePairwiseOnDemand]: 29/34 looper letters, 16 selfloop transitions, 4 changer transitions 3/39 dead transitions.
[2024-11-08 17:41:14,178 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 51 places, 39 transitions, 198 flow
[2024-11-08 17:41:14,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-08 17:41:14,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states.
[2024-11-08 17:41:14,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 89 transitions.
[2024-11-08 17:41:14,179 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.6544117647058824
[2024-11-08 17:41:14,180 INFO L175 Difference]: Start difference. First operand has 52 places, 29 transitions, 130 flow. Second operand 4 states and 89 transitions.
[2024-11-08 17:41:14,180 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 51 places, 39 transitions, 198 flow
[2024-11-08 17:41:14,186 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 46 places, 39 transitions, 183 flow, removed 6 selfloop flow, removed 5 redundant places.
[2024-11-08 17:41:14,187 INFO L231 Difference]: Finished difference. Result has 48 places, 31 transitions, 141 flow
[2024-11-08 17:41:14,187 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=115, PETRI_DIFFERENCE_MINUEND_PLACES=43, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=29, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=25, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=141, PETRI_PLACES=48, PETRI_TRANSITIONS=31}
[2024-11-08 17:41:14,189 INFO L277 CegarLoopForPetriNet]: 36 programPoint places, 12 predicate places.
[2024-11-08 17:41:14,189 INFO L471 AbstractCegarLoop]: Abstraction has has 48 places, 31 transitions, 141 flow
[2024-11-08 17:41:14,190 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 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)
[2024-11-08 17:41:14,190 INFO L196 CegarLoopForPetriNet]: Found error trace
[2024-11-08 17:41:14,190 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 17:41:14,190 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2024-11-08 17:41:14,191 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-11-08 17:41:14,191 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 17:41:14,191 INFO L85 PathProgramCache]: Analyzing trace with hash -661677503, now seen corresponding path program 1 times
[2024-11-08 17:41:14,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 17:41:14,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442902625]
[2024-11-08 17:41:14,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 17:41:14,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 17:41:14,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:41:14,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-08 17:41:14,322 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 17:41:14,322 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442902625]
[2024-11-08 17:41:14,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [442902625] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 17:41:14,323 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 17:41:14,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-11-08 17:41:14,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502368036]
[2024-11-08 17:41:14,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 17:41:14,324 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-11-08 17:41:14,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 17:41:14,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-11-08 17:41:14,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2024-11-08 17:41:14,333 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 34
[2024-11-08 17:41:14,333 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 48 places, 31 transitions, 141 flow. Second operand has 5 states, 5 states have (on average 18.0) internal successors, (90), 5 states have internal predecessors, (90), 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)
[2024-11-08 17:41:14,333 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-08 17:41:14,333 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 34
[2024-11-08 17:41:14,333 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-08 17:41:14,428 INFO L124 PetriNetUnfolderBase]: 94/229 cut-off events.
[2024-11-08 17:41:14,428 INFO L125 PetriNetUnfolderBase]: For 138/158 co-relation queries the response was YES.
[2024-11-08 17:41:14,429 INFO L83 FinitePrefix]: Finished finitePrefix Result has 613 conditions, 229 events. 94/229 cut-off events. For 138/158 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 1010 event pairs, 6 based on Foata normal form. 28/245 useless extension candidates. Maximal degree in co-relation 594. Up to 84 conditions per place.
[2024-11-08 17:41:14,430 INFO L140 encePairwiseOnDemand]: 29/34 looper letters, 0 selfloop transitions, 0 changer transitions 35/35 dead transitions.
[2024-11-08 17:41:14,430 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 47 places, 35 transitions, 182 flow
[2024-11-08 17:41:14,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-11-08 17:41:14,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states.
[2024-11-08 17:41:14,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 104 transitions.
[2024-11-08 17:41:14,431 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.611764705882353
[2024-11-08 17:41:14,431 INFO L175 Difference]: Start difference. First operand has 48 places, 31 transitions, 141 flow. Second operand 5 states and 104 transitions.
[2024-11-08 17:41:14,431 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 47 places, 35 transitions, 182 flow
[2024-11-08 17:41:14,432 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 39 places, 35 transitions, 159 flow, removed 5 selfloop flow, removed 8 redundant places.
[2024-11-08 17:41:14,433 INFO L231 Difference]: Finished difference. Result has 39 places, 0 transitions, 0 flow
[2024-11-08 17:41:14,433 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=94, PETRI_DIFFERENCE_MINUEND_PLACES=35, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=26, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=26, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=0, PETRI_PLACES=39, PETRI_TRANSITIONS=0}
[2024-11-08 17:41:14,434 INFO L277 CegarLoopForPetriNet]: 36 programPoint places, 3 predicate places.
[2024-11-08 17:41:14,434 INFO L471 AbstractCegarLoop]: Abstraction has has 39 places, 0 transitions, 0 flow
[2024-11-08 17:41:14,435 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.0) internal successors, (90), 5 states have internal predecessors, (90), 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)
[2024-11-08 17:41:14,437 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK (3 of 4 remaining)
[2024-11-08 17:41:14,438 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (2 of 4 remaining)
[2024-11-08 17:41:14,439 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining)
[2024-11-08 17:41:14,439 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining)
[2024-11-08 17:41:14,439 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2024-11-08 17:41:14,440 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1]
[2024-11-08 17:41:14,443 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2024-11-08 17:41:14,444 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-08 17:41:14,450 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 05:41:14 BasicIcfg
[2024-11-08 17:41:14,450 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-08 17:41:14,451 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-08 17:41:14,451 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-08 17:41:14,451 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-08 17:41:14,452 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:41:11" (3/4) ...
[2024-11-08 17:41:14,455 INFO L142 WitnessPrinter]: Generating witness for correct program
[2024-11-08 17:41:14,459 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P0
[2024-11-08 17:41:14,460 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P1
[2024-11-08 17:41:14,464 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 30 nodes and edges
[2024-11-08 17:41:14,465 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges
[2024-11-08 17:41:14,465 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges
[2024-11-08 17:41:14,465 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges
[2024-11-08 17:41:14,558 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389f1cc3-7e48-4a27-b19d-cb3dd1b03a4c/bin/uautomizer-verify-jihMAELWvX/witness.graphml
[2024-11-08 17:41:14,558 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389f1cc3-7e48-4a27-b19d-cb3dd1b03a4c/bin/uautomizer-verify-jihMAELWvX/witness.yml
[2024-11-08 17:41:14,558 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-08 17:41:14,559 INFO L158 Benchmark]: Toolchain (without parser) took 4951.91ms. Allocated memory was 151.0MB in the beginning and 199.2MB in the end (delta: 48.2MB). Free memory was 116.7MB in the beginning and 123.9MB in the end (delta: -7.2MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB.
[2024-11-08 17:41:14,560 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 151.0MB. Free memory is still 97.7MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 17:41:14,560 INFO L158 Benchmark]: CACSL2BoogieTranslator took 675.12ms. Allocated memory is still 151.0MB. Free memory was 116.2MB in the beginning and 94.0MB in the end (delta: 22.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB.
[2024-11-08 17:41:14,560 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.26ms. Allocated memory is still 151.0MB. Free memory was 94.0MB in the beginning and 92.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 17:41:14,561 INFO L158 Benchmark]: Boogie Preprocessor took 52.58ms. Allocated memory is still 151.0MB. Free memory was 92.4MB in the beginning and 90.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-11-08 17:41:14,561 INFO L158 Benchmark]: RCFGBuilder took 601.68ms. Allocated memory is still 151.0MB. Free memory was 90.3MB in the beginning and 72.4MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB.
[2024-11-08 17:41:14,562 INFO L158 Benchmark]: TraceAbstraction took 3441.36ms. Allocated memory was 151.0MB in the beginning and 199.2MB in the end (delta: 48.2MB). Free memory was 71.9MB in the beginning and 128.1MB in the end (delta: -56.2MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 17:41:14,562 INFO L158 Benchmark]: Witness Printer took 107.73ms. Allocated memory is still 199.2MB. Free memory was 128.1MB in the beginning and 123.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2024-11-08 17:41:14,564 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.25ms. Allocated memory is still 151.0MB. Free memory is still 97.7MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 675.12ms. Allocated memory is still 151.0MB. Free memory was 116.2MB in the beginning and 94.0MB in the end (delta: 22.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 61.26ms. Allocated memory is still 151.0MB. Free memory was 94.0MB in the beginning and 92.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB.
* Boogie Preprocessor took 52.58ms. Allocated memory is still 151.0MB. Free memory was 92.4MB in the beginning and 90.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 601.68ms. Allocated memory is still 151.0MB. Free memory was 90.3MB in the beginning and 72.4MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB.
* TraceAbstraction took 3441.36ms. Allocated memory was 151.0MB in the beginning and 199.2MB in the end (delta: 48.2MB). Free memory was 71.9MB in the beginning and 128.1MB in the end (delta: -56.2MB). There was no memory consumed. Max. memory is 16.1GB.
* Witness Printer took 107.73ms. Allocated memory is still 199.2MB. Free memory was 128.1MB in the beginning and 123.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- PositiveResult [Line: 754]: all allocated memory was freed
For all program executions holds that all allocated memory was freed at this location
- PositiveResult [Line: 17]: all allocated memory was freed
For all program executions holds that all allocated memory was freed at this location
- StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances
CFG has 5 procedures, 49 locations, 4 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: 3.3s, OverallIterations: 7, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 127 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 116 mSDsluCounter, 56 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 40 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 368 IncrementalHoareTripleChecker+Invalid, 376 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 16 mSDtfsCounter, 368 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 41 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=141occurred in iteration=6, InterpolantAutomatonStates: 41, 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, 1.3s InterpolantComputationTime, 110 NumberOfCodeBlocks, 110 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 103 ConstructedInterpolants, 0 QuantifiedInterpolants, 247 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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
2 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
[2024-11-08 17:41:14,599 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389f1cc3-7e48-4a27-b19d-cb3dd1b03a4c/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Result:
TRUE