./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix053_tso.oepc.i --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for overflows
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_87b296da-e10d-4f11-8342-c9a636d60281/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87b296da-e10d-4f11-8342-c9a636d60281/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_87b296da-e10d-4f11-8342-c9a636d60281/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87b296da-e10d-4f11-8342-c9a636d60281/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix053_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87b296da-e10d-4f11-8342-c9a636d60281/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87b296da-e10d-4f11-8342-c9a636d60281/bin/uautomizer-verify-jihMAELWvX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) )
--witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9a8131f8693d82039b4018f716a17d0a3e1038ace11c7bb21b12bc911efac3c1
--- Real Ultimate output ---
This is Ultimate 0.2.5-dev-a016563
[2024-11-08 18:32:59,686 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-08 18:32:59,770 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87b296da-e10d-4f11-8342-c9a636d60281/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-32bit-Automizer_Default.epf
[2024-11-08 18:32:59,778 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-08 18:32:59,779 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-08 18:32:59,815 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-08 18:32:59,818 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-08 18:32:59,818 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-08 18:32:59,819 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-08 18:32:59,820 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-08 18:32:59,820 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-08 18:32:59,821 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-08 18:32:59,821 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-08 18:32:59,822 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-08 18:32:59,824 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-08 18:32:59,824 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-08 18:32:59,825 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-08 18:32:59,825 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-08 18:32:59,825 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-08 18:32:59,826 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-08 18:32:59,826 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-08 18:32:59,831 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-08 18:32:59,831 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-08 18:32:59,831 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-08 18:32:59,832 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-08 18:32:59,832 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME
[2024-11-08 18:32:59,832 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-08 18:32:59,832 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-08 18:32:59,833 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-08 18:32:59,833 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-08 18:32:59,834 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-08 18:32:59,834 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-08 18:32:59,835 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-08 18:32:59,835 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-08 18:32:59,835 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-08 18:32:59,836 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-08 18:32:59,836 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-08 18:32:59,836 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-08 18:32:59,836 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-08 18:32:59,836 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-08 18:32:59,837 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-08 18:32:59,837 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-08 18:32:59,837 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-08 18:32:59,838 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-08 18:32:59,838 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_87b296da-e10d-4f11-8342-c9a636d60281/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87b296da-e10d-4f11-8342-c9a636d60281/bin/uautomizer-verify-jihMAELWvX
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a8131f8693d82039b4018f716a17d0a3e1038ace11c7bb21b12bc911efac3c1
[2024-11-08 18:33:00,112 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-08 18:33:00,145 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-08 18:33:00,149 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-08 18:33:00,151 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-08 18:33:00,151 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-08 18:33:00,153 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87b296da-e10d-4f11-8342-c9a636d60281/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/pthread-wmm/mix053_tso.oepc.i
Unable to find full path for "g++"
[2024-11-08 18:33:02,228 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-08 18:33:02,525 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-08 18:33:02,528 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87b296da-e10d-4f11-8342-c9a636d60281/sv-benchmarks/c/pthread-wmm/mix053_tso.oepc.i
[2024-11-08 18:33:02,550 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87b296da-e10d-4f11-8342-c9a636d60281/bin/uautomizer-verify-jihMAELWvX/data/7a7521d89/41dd2954eb8044ee88e4345fe7e59628/FLAG6ecb17368
[2024-11-08 18:33:02,574 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87b296da-e10d-4f11-8342-c9a636d60281/bin/uautomizer-verify-jihMAELWvX/data/7a7521d89/41dd2954eb8044ee88e4345fe7e59628
[2024-11-08 18:33:02,577 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-08 18:33:02,580 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-08 18:33:02,583 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-08 18:33:02,584 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-08 18:33:02,591 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-08 18:33:02,591 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:33:02" (1/1) ...
[2024-11-08 18:33:02,593 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27ee58e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:33:02, skipping insertion in model container
[2024-11-08 18:33:02,595 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:33:02" (1/1) ...
[2024-11-08 18:33:02,663 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-08 18:33:03,275 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 18:33:03,291 INFO L200 MainTranslator]: Completed pre-run
[2024-11-08 18:33:03,398 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 18:33:03,444 INFO L204 MainTranslator]: Completed translation
[2024-11-08 18:33:03,445 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:33:03 WrapperNode
[2024-11-08 18:33:03,445 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-08 18:33:03,446 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-08 18:33:03,447 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-08 18:33:03,447 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-08 18:33:03,455 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:33:03" (1/1) ...
[2024-11-08 18:33:03,472 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:33:03" (1/1) ...
[2024-11-08 18:33:03,512 INFO L138 Inliner]: procedures = 176, calls = 52, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 151
[2024-11-08 18:33:03,513 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-08 18:33:03,514 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-08 18:33:03,514 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-08 18:33:03,514 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-08 18:33:03,528 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:33:03" (1/1) ...
[2024-11-08 18:33:03,529 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:33:03" (1/1) ...
[2024-11-08 18:33:03,533 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:33:03" (1/1) ...
[2024-11-08 18:33:03,552 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 18:33:03,553 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:33:03" (1/1) ...
[2024-11-08 18:33:03,553 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:33:03" (1/1) ...
[2024-11-08 18:33:03,563 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:33:03" (1/1) ...
[2024-11-08 18:33:03,565 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:33:03" (1/1) ...
[2024-11-08 18:33:03,577 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:33:03" (1/1) ...
[2024-11-08 18:33:03,578 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:33:03" (1/1) ...
[2024-11-08 18:33:03,586 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-08 18:33:03,587 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-08 18:33:03,591 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-08 18:33:03,591 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-08 18:33:03,592 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:33:03" (1/1) ...
[2024-11-08 18:33:03,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-08 18:33:03,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87b296da-e10d-4f11-8342-c9a636d60281/bin/uautomizer-verify-jihMAELWvX/z3
[2024-11-08 18:33:03,630 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87b296da-e10d-4f11-8342-c9a636d60281/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-08 18:33:03,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87b296da-e10d-4f11-8342-c9a636d60281/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-08 18:33:03,664 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2024-11-08 18:33:03,665 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-08 18:33:03,665 INFO L130 BoogieDeclarations]: Found specification of procedure P0
[2024-11-08 18:33:03,665 INFO L138 BoogieDeclarations]: Found implementation of procedure P0
[2024-11-08 18:33:03,665 INFO L130 BoogieDeclarations]: Found specification of procedure P1
[2024-11-08 18:33:03,665 INFO L138 BoogieDeclarations]: Found implementation of procedure P1
[2024-11-08 18:33:03,665 INFO L130 BoogieDeclarations]: Found specification of procedure P2
[2024-11-08 18:33:03,665 INFO L138 BoogieDeclarations]: Found implementation of procedure P2
[2024-11-08 18:33:03,666 INFO L130 BoogieDeclarations]: Found specification of procedure P3
[2024-11-08 18:33:03,666 INFO L138 BoogieDeclarations]: Found implementation of procedure P3
[2024-11-08 18:33:03,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-08 18:33:03,666 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2024-11-08 18:33:03,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-08 18:33:03,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-08 18:33:03,669 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 18:33:03,835 INFO L238 CfgBuilder]: Building ICFG
[2024-11-08 18:33:03,838 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-08 18:33:04,298 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program.
[2024-11-08 18:33:04,298 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-08 18:33:04,660 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-08 18:33:04,661 INFO L316 CfgBuilder]: Removed 0 assume(true) statements.
[2024-11-08 18:33:04,662 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:33:04 BoogieIcfgContainer
[2024-11-08 18:33:04,662 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-08 18:33:04,666 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-08 18:33:04,666 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-08 18:33:04,671 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-08 18:33:04,671 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 06:33:02" (1/3) ...
[2024-11-08 18:33:04,672 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3af497d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:33:04, skipping insertion in model container
[2024-11-08 18:33:04,673 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:33:03" (2/3) ...
[2024-11-08 18:33:04,673 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3af497d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:33:04, skipping insertion in model container
[2024-11-08 18:33:04,674 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:33:04" (3/3) ...
[2024-11-08 18:33:04,676 INFO L112 eAbstractionObserver]: Analyzing ICFG mix053_tso.oepc.i
[2024-11-08 18:33:04,698 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-08 18:33:04,698 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations.
[2024-11-08 18:33:04,698 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2024-11-08 18:33:04,785 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2024-11-08 18:33:04,841 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 63 places, 50 transitions, 116 flow
[2024-11-08 18:33:04,895 INFO L124 PetriNetUnfolderBase]: 0/46 cut-off events.
[2024-11-08 18:33:04,895 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES.
[2024-11-08 18:33:04,900 INFO L83 FinitePrefix]: Finished finitePrefix Result has 59 conditions, 46 events. 0/46 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 123 event pairs, 0 based on Foata normal form. 0/38 useless extension candidates. Maximal degree in co-relation 0. Up to 1 conditions per place.
[2024-11-08 18:33:04,900 INFO L82 GeneralOperation]: Start removeDead. Operand has 63 places, 50 transitions, 116 flow
[2024-11-08 18:33:04,906 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 59 places, 46 transitions, 104 flow
[2024-11-08 18:33:04,924 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-08 18:33:04,934 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=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;@30cad9d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-08 18:33:04,934 INFO L334 AbstractCegarLoop]: Starting to check reachability of 20 error locations.
[2024-11-08 18:33:04,946 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder.
[2024-11-08 18:33:04,947 INFO L124 PetriNetUnfolderBase]: 0/15 cut-off events.
[2024-11-08 18:33:04,947 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES.
[2024-11-08 18:33:04,947 INFO L196 CegarLoopForPetriNet]: Found error trace
[2024-11-08 18:33:04,948 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:33:04,949 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 16 more)] ===
[2024-11-08 18:33:04,954 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:33:04,954 INFO L85 PathProgramCache]: Analyzing trace with hash 1503469496, now seen corresponding path program 1 times
[2024-11-08 18:33:04,969 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 18:33:04,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1366050822]
[2024-11-08 18:33:04,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:33:04,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 18:33:05,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:33:05,329 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 18:33:05,331 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 18:33:05,332 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1366050822]
[2024-11-08 18:33:05,333 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1366050822] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 18:33:05,333 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 18:33:05,333 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2024-11-08 18:33:05,335 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1986592596]
[2024-11-08 18:33:05,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 18:33:05,348 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-08 18:33:05,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 18:33:05,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-08 18:33:05,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-08 18:33:05,400 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 50
[2024-11-08 18:33:05,404 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 46 transitions, 104 flow. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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 18:33:05,404 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-08 18:33:05,404 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 50
[2024-11-08 18:33:05,406 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-08 18:33:10,165 INFO L124 PetriNetUnfolderBase]: 19409/26001 cut-off events.
[2024-11-08 18:33:10,166 INFO L125 PetriNetUnfolderBase]: For 170/170 co-relation queries the response was YES.
[2024-11-08 18:33:10,244 INFO L83 FinitePrefix]: Finished finitePrefix Result has 52327 conditions, 26001 events. 19409/26001 cut-off events. For 170/170 co-relation queries the response was YES. Maximal size of possible extension queue 2083. Compared 169649 event pairs, 8837 based on Foata normal form. 0/18458 useless extension candidates. Maximal degree in co-relation 52315. Up to 25745 conditions per place.
[2024-11-08 18:33:10,419 INFO L140 encePairwiseOnDemand]: 37/50 looper letters, 47 selfloop transitions, 5 changer transitions 0/65 dead transitions.
[2024-11-08 18:33:10,420 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 65 transitions, 255 flow
[2024-11-08 18:33:10,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-08 18:33:10,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2024-11-08 18:33:10,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 111 transitions.
[2024-11-08 18:33:10,433 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.74
[2024-11-08 18:33:10,435 INFO L175 Difference]: Start difference. First operand has 59 places, 46 transitions, 104 flow. Second operand 3 states and 111 transitions.
[2024-11-08 18:33:10,436 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 65 transitions, 255 flow
[2024-11-08 18:33:10,443 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 57 places, 65 transitions, 248 flow, removed 0 selfloop flow, removed 4 redundant places.
[2024-11-08 18:33:10,450 INFO L231 Difference]: Finished difference. Result has 58 places, 50 transitions, 147 flow
[2024-11-08 18:33:10,453 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=100, PETRI_DIFFERENCE_MINUEND_PLACES=55, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=41, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=147, PETRI_PLACES=58, PETRI_TRANSITIONS=50}
[2024-11-08 18:33:10,460 INFO L277 CegarLoopForPetriNet]: 59 programPoint places, -1 predicate places.
[2024-11-08 18:33:10,460 INFO L471 AbstractCegarLoop]: Abstraction has has 58 places, 50 transitions, 147 flow
[2024-11-08 18:33:10,460 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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 18:33:10,461 INFO L196 CegarLoopForPetriNet]: Found error trace
[2024-11-08 18:33:10,461 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:33:10,462 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-11-08 18:33:10,462 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 16 more)] ===
[2024-11-08 18:33:10,463 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:33:10,464 INFO L85 PathProgramCache]: Analyzing trace with hash -1732326353, now seen corresponding path program 1 times
[2024-11-08 18:33:10,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 18:33:10,464 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [413566330]
[2024-11-08 18:33:10,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:33:10,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 18:33:10,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:33:10,712 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 18:33:10,713 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 18:33:10,713 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [413566330]
[2024-11-08 18:33:10,713 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [413566330] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 18:33:10,713 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 18:33:10,714 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-08 18:33:10,714 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [842209652]
[2024-11-08 18:33:10,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 18:33:10,715 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-08 18:33:10,716 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 18:33:10,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-08 18:33:10,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-08 18:33:10,720 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 50
[2024-11-08 18:33:10,720 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 58 places, 50 transitions, 147 flow. Second operand has 4 states, 4 states have (on average 18.75) internal successors, (75), 4 states have internal predecessors, (75), 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 18:33:10,721 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-08 18:33:10,721 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 50
[2024-11-08 18:33:10,721 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-08 18:33:13,215 INFO L124 PetriNetUnfolderBase]: 9995/13519 cut-off events.
[2024-11-08 18:33:13,216 INFO L125 PetriNetUnfolderBase]: For 1071/1071 co-relation queries the response was YES.
[2024-11-08 18:33:13,249 INFO L83 FinitePrefix]: Finished finitePrefix Result has 32506 conditions, 13519 events. 9995/13519 cut-off events. For 1071/1071 co-relation queries the response was YES. Maximal size of possible extension queue 1002. Compared 83925 event pairs, 3883 based on Foata normal form. 0/11052 useless extension candidates. Maximal degree in co-relation 32495. Up to 13262 conditions per place.
[2024-11-08 18:33:13,319 INFO L140 encePairwiseOnDemand]: 41/50 looper letters, 43 selfloop transitions, 5 changer transitions 0/61 dead transitions.
[2024-11-08 18:33:13,319 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 57 places, 61 transitions, 263 flow
[2024-11-08 18:33:13,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-08 18:33:13,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states.
[2024-11-08 18:33:13,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 120 transitions.
[2024-11-08 18:33:13,324 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.6
[2024-11-08 18:33:13,325 INFO L175 Difference]: Start difference. First operand has 58 places, 50 transitions, 147 flow. Second operand 4 states and 120 transitions.
[2024-11-08 18:33:13,325 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 57 places, 61 transitions, 263 flow
[2024-11-08 18:33:13,326 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 56 places, 61 transitions, 258 flow, removed 0 selfloop flow, removed 1 redundant places.
[2024-11-08 18:33:13,328 INFO L231 Difference]: Finished difference. Result has 56 places, 46 transitions, 136 flow
[2024-11-08 18:33:13,328 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=126, PETRI_DIFFERENCE_MINUEND_PLACES=53, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=41, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=136, PETRI_PLACES=56, PETRI_TRANSITIONS=46}
[2024-11-08 18:33:13,329 INFO L277 CegarLoopForPetriNet]: 59 programPoint places, -3 predicate places.
[2024-11-08 18:33:13,330 INFO L471 AbstractCegarLoop]: Abstraction has has 56 places, 46 transitions, 136 flow
[2024-11-08 18:33:13,330 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.75) internal successors, (75), 4 states have internal predecessors, (75), 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 18:33:13,330 INFO L196 CegarLoopForPetriNet]: Found error trace
[2024-11-08 18:33:13,330 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:33:13,331 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-11-08 18:33:13,331 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 16 more)] ===
[2024-11-08 18:33:13,332 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:33:13,332 INFO L85 PathProgramCache]: Analyzing trace with hash 1402466352, now seen corresponding path program 1 times
[2024-11-08 18:33:13,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 18:33:13,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563485396]
[2024-11-08 18:33:13,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:33:13,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 18:33:13,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:33:13,474 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 18:33:13,475 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 18:33:13,475 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [563485396]
[2024-11-08 18:33:13,475 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [563485396] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 18:33:13,475 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 18:33:13,475 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-08 18:33:13,476 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [177744849]
[2024-11-08 18:33:13,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 18:33:13,476 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-08 18:33:13,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 18:33:13,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-08 18:33:13,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2024-11-08 18:33:13,484 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 50
[2024-11-08 18:33:13,485 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 56 places, 46 transitions, 136 flow. Second operand has 4 states, 4 states have (on average 18.75) internal successors, (75), 4 states have internal predecessors, (75), 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 18:33:13,485 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-08 18:33:13,485 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 50
[2024-11-08 18:33:13,486 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-08 18:33:15,033 INFO L124 PetriNetUnfolderBase]: 6873/9441 cut-off events.
[2024-11-08 18:33:15,034 INFO L125 PetriNetUnfolderBase]: For 1300/1300 co-relation queries the response was YES.
[2024-11-08 18:33:15,057 INFO L83 FinitePrefix]: Finished finitePrefix Result has 22187 conditions, 9441 events. 6873/9441 cut-off events. For 1300/1300 co-relation queries the response was YES. Maximal size of possible extension queue 622. Compared 55961 event pairs, 1273 based on Foata normal form. 0/8331 useless extension candidates. Maximal degree in co-relation 22175. Up to 7949 conditions per place.
[2024-11-08 18:33:15,097 INFO L140 encePairwiseOnDemand]: 41/50 looper letters, 60 selfloop transitions, 9 changer transitions 0/82 dead transitions.
[2024-11-08 18:33:15,097 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 59 places, 82 transitions, 364 flow
[2024-11-08 18:33:15,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-08 18:33:15,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states.
[2024-11-08 18:33:15,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 141 transitions.
[2024-11-08 18:33:15,100 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.705
[2024-11-08 18:33:15,101 INFO L175 Difference]: Start difference. First operand has 56 places, 46 transitions, 136 flow. Second operand 4 states and 141 transitions.
[2024-11-08 18:33:15,102 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 59 places, 82 transitions, 364 flow
[2024-11-08 18:33:15,104 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 57 places, 82 transitions, 358 flow, removed 0 selfloop flow, removed 2 redundant places.
[2024-11-08 18:33:15,106 INFO L231 Difference]: Finished difference. Result has 58 places, 50 transitions, 188 flow
[2024-11-08 18:33:15,106 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=130, PETRI_DIFFERENCE_MINUEND_PLACES=54, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=37, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=188, PETRI_PLACES=58, PETRI_TRANSITIONS=50}
[2024-11-08 18:33:15,107 INFO L277 CegarLoopForPetriNet]: 59 programPoint places, -1 predicate places.
[2024-11-08 18:33:15,108 INFO L471 AbstractCegarLoop]: Abstraction has has 58 places, 50 transitions, 188 flow
[2024-11-08 18:33:15,108 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.75) internal successors, (75), 4 states have internal predecessors, (75), 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 18:33:15,108 INFO L196 CegarLoopForPetriNet]: Found error trace
[2024-11-08 18:33:15,109 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, 1]
[2024-11-08 18:33:15,109 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-11-08 18:33:15,109 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 16 more)] ===
[2024-11-08 18:33:15,110 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:33:15,111 INFO L85 PathProgramCache]: Analyzing trace with hash 558180502, now seen corresponding path program 1 times
[2024-11-08 18:33:15,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 18:33:15,111 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692538383]
[2024-11-08 18:33:15,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:33:15,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 18:33:15,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:33:15,297 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 18:33:15,297 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 18:33:15,297 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [692538383]
[2024-11-08 18:33:15,298 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [692538383] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 18:33:15,298 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 18:33:15,298 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-08 18:33:15,298 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1625751339]
[2024-11-08 18:33:15,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 18:33:15,299 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-11-08 18:33:15,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 18:33:15,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-11-08 18:33:15,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20
[2024-11-08 18:33:15,310 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 50
[2024-11-08 18:33:15,311 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 58 places, 50 transitions, 188 flow. Second operand has 5 states, 5 states have (on average 19.4) internal successors, (97), 5 states have internal predecessors, (97), 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 18:33:15,312 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-08 18:33:15,313 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 50
[2024-11-08 18:33:15,313 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-08 18:33:16,492 INFO L124 PetriNetUnfolderBase]: 4785/6609 cut-off events.
[2024-11-08 18:33:16,492 INFO L125 PetriNetUnfolderBase]: For 3261/3261 co-relation queries the response was YES.
[2024-11-08 18:33:16,506 INFO L83 FinitePrefix]: Finished finitePrefix Result has 17722 conditions, 6609 events. 4785/6609 cut-off events. For 3261/3261 co-relation queries the response was YES. Maximal size of possible extension queue 394. Compared 37612 event pairs, 269 based on Foata normal form. 0/6387 useless extension candidates. Maximal degree in co-relation 17709. Up to 2833 conditions per place.
[2024-11-08 18:33:16,536 INFO L140 encePairwiseOnDemand]: 41/50 looper letters, 71 selfloop transitions, 13 changer transitions 4/101 dead transitions.
[2024-11-08 18:33:16,536 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 62 places, 101 transitions, 494 flow
[2024-11-08 18:33:16,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-11-08 18:33:16,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states.
[2024-11-08 18:33:16,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 177 transitions.
[2024-11-08 18:33:16,538 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.708
[2024-11-08 18:33:16,539 INFO L175 Difference]: Start difference. First operand has 58 places, 50 transitions, 188 flow. Second operand 5 states and 177 transitions.
[2024-11-08 18:33:16,539 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 62 places, 101 transitions, 494 flow
[2024-11-08 18:33:16,545 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 60 places, 101 transitions, 476 flow, removed 4 selfloop flow, removed 2 redundant places.
[2024-11-08 18:33:16,549 INFO L231 Difference]: Finished difference. Result has 61 places, 50 transitions, 212 flow
[2024-11-08 18:33:16,550 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=170, PETRI_DIFFERENCE_MINUEND_PLACES=56, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=50, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=37, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=212, PETRI_PLACES=61, PETRI_TRANSITIONS=50}
[2024-11-08 18:33:16,550 INFO L277 CegarLoopForPetriNet]: 59 programPoint places, 2 predicate places.
[2024-11-08 18:33:16,552 INFO L471 AbstractCegarLoop]: Abstraction has has 61 places, 50 transitions, 212 flow
[2024-11-08 18:33:16,552 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.4) internal successors, (97), 5 states have internal predecessors, (97), 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 18:33:16,553 INFO L196 CegarLoopForPetriNet]: Found error trace
[2024-11-08 18:33:16,553 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, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:33:16,553 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2024-11-08 18:33:16,553 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 16 more)] ===
[2024-11-08 18:33:16,554 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:33:16,556 INFO L85 PathProgramCache]: Analyzing trace with hash 725386572, now seen corresponding path program 1 times
[2024-11-08 18:33:16,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 18:33:16,557 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [524079696]
[2024-11-08 18:33:16,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:33:16,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 18:33:16,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:33:16,815 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 18:33:16,815 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 18:33:16,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [524079696]
[2024-11-08 18:33:16,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [524079696] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 18:33:16,816 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 18:33:16,816 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-11-08 18:33:16,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1914621223]
[2024-11-08 18:33:16,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 18:33:16,818 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-11-08 18:33:16,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 18:33:16,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-11-08 18:33:16,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30
[2024-11-08 18:33:16,836 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 50
[2024-11-08 18:33:16,837 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 61 places, 50 transitions, 212 flow. Second operand has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 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 18:33:16,837 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-08 18:33:16,837 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 50
[2024-11-08 18:33:16,838 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-08 18:33:18,054 INFO L124 PetriNetUnfolderBase]: 3969/5505 cut-off events.
[2024-11-08 18:33:18,054 INFO L125 PetriNetUnfolderBase]: For 5965/5965 co-relation queries the response was YES.
[2024-11-08 18:33:18,065 INFO L83 FinitePrefix]: Finished finitePrefix Result has 15537 conditions, 5505 events. 3969/5505 cut-off events. For 5965/5965 co-relation queries the response was YES. Maximal size of possible extension queue 376. Compared 32209 event pairs, 125 based on Foata normal form. 192/5667 useless extension candidates. Maximal degree in co-relation 15523. Up to 2284 conditions per place.
[2024-11-08 18:33:18,069 INFO L140 encePairwiseOnDemand]: 41/50 looper letters, 0 selfloop transitions, 0 changer transitions 93/93 dead transitions.
[2024-11-08 18:33:18,069 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 62 places, 93 transitions, 446 flow
[2024-11-08 18:33:18,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2024-11-08 18:33:18,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states.
[2024-11-08 18:33:18,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 186 transitions.
[2024-11-08 18:33:18,071 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.62
[2024-11-08 18:33:18,071 INFO L175 Difference]: Start difference. First operand has 61 places, 50 transitions, 212 flow. Second operand 6 states and 186 transitions.
[2024-11-08 18:33:18,072 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 62 places, 93 transitions, 446 flow
[2024-11-08 18:33:18,133 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 56 places, 93 transitions, 391 flow, removed 8 selfloop flow, removed 6 redundant places.
[2024-11-08 18:33:18,134 INFO L231 Difference]: Finished difference. Result has 56 places, 0 transitions, 0 flow
[2024-11-08 18:33:18,135 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=125, PETRI_DIFFERENCE_MINUEND_PLACES=51, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=46, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=0, PETRI_PLACES=56, PETRI_TRANSITIONS=0}
[2024-11-08 18:33:18,136 INFO L277 CegarLoopForPetriNet]: 59 programPoint places, -3 predicate places.
[2024-11-08 18:33:18,136 INFO L471 AbstractCegarLoop]: Abstraction has has 56 places, 0 transitions, 0 flow
[2024-11-08 18:33:18,136 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 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 18:33:18,139 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 20 remaining)
[2024-11-08 18:33:18,140 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 20 remaining)
[2024-11-08 18:33:18,140 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 20 remaining)
[2024-11-08 18:33:18,141 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 20 remaining)
[2024-11-08 18:33:18,141 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 20 remaining)
[2024-11-08 18:33:18,141 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 20 remaining)
[2024-11-08 18:33:18,142 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 20 remaining)
[2024-11-08 18:33:18,142 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 20 remaining)
[2024-11-08 18:33:18,143 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (11 of 20 remaining)
[2024-11-08 18:33:18,143 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (10 of 20 remaining)
[2024-11-08 18:33:18,143 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (9 of 20 remaining)
[2024-11-08 18:33:18,144 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (8 of 20 remaining)
[2024-11-08 18:33:18,144 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 20 remaining)
[2024-11-08 18:33:18,144 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 20 remaining)
[2024-11-08 18:33:18,145 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 20 remaining)
[2024-11-08 18:33:18,145 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 20 remaining)
[2024-11-08 18:33:18,145 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 20 remaining)
[2024-11-08 18:33:18,145 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 20 remaining)
[2024-11-08 18:33:18,146 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 20 remaining)
[2024-11-08 18:33:18,146 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 20 remaining)
[2024-11-08 18:33:18,146 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2024-11-08 18:33:18,147 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1]
[2024-11-08 18:33:18,154 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2024-11-08 18:33:18,154 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-08 18:33:18,161 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 06:33:18 BasicIcfg
[2024-11-08 18:33:18,161 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-08 18:33:18,162 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-08 18:33:18,162 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-08 18:33:18,162 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-08 18:33:18,163 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:33:04" (3/4) ...
[2024-11-08 18:33:18,165 INFO L142 WitnessPrinter]: Generating witness for correct program
[2024-11-08 18:33:18,169 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P0
[2024-11-08 18:33:18,169 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P1
[2024-11-08 18:33:18,169 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P2
[2024-11-08 18:33:18,170 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P3
[2024-11-08 18:33:18,176 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 97 nodes and edges
[2024-11-08 18:33:18,177 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges
[2024-11-08 18:33:18,177 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges
[2024-11-08 18:33:18,177 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges
[2024-11-08 18:33:18,285 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87b296da-e10d-4f11-8342-c9a636d60281/bin/uautomizer-verify-jihMAELWvX/witness.graphml
[2024-11-08 18:33:18,286 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87b296da-e10d-4f11-8342-c9a636d60281/bin/uautomizer-verify-jihMAELWvX/witness.yml
[2024-11-08 18:33:18,286 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-08 18:33:18,287 INFO L158 Benchmark]: Toolchain (without parser) took 15706.93ms. Allocated memory was 172.0MB in the beginning and 2.6GB in the end (delta: 2.5GB). Free memory was 133.5MB in the beginning and 2.2GB in the end (delta: -2.1GB). Peak memory consumption was 411.1MB. Max. memory is 16.1GB.
[2024-11-08 18:33:18,288 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 115.3MB. Free memory was 66.3MB in the beginning and 66.1MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 18:33:18,288 INFO L158 Benchmark]: CACSL2BoogieTranslator took 862.82ms. Allocated memory is still 172.0MB. Free memory was 133.5MB in the beginning and 106.9MB in the end (delta: 26.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB.
[2024-11-08 18:33:18,289 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.74ms. Allocated memory is still 172.0MB. Free memory was 106.9MB in the beginning and 104.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-11-08 18:33:18,289 INFO L158 Benchmark]: Boogie Preprocessor took 72.91ms. Allocated memory is still 172.0MB. Free memory was 104.2MB in the beginning and 100.0MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2024-11-08 18:33:18,289 INFO L158 Benchmark]: RCFGBuilder took 1075.37ms. Allocated memory is still 172.0MB. Free memory was 100.0MB in the beginning and 103.4MB in the end (delta: -3.3MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB.
[2024-11-08 18:33:18,290 INFO L158 Benchmark]: TraceAbstraction took 13495.47ms. Allocated memory was 172.0MB in the beginning and 2.6GB in the end (delta: 2.5GB). Free memory was 103.4MB in the beginning and 2.2GB in the end (delta: -2.1GB). Peak memory consumption was 865.2MB. Max. memory is 16.1GB.
[2024-11-08 18:33:18,290 INFO L158 Benchmark]: Witness Printer took 124.64ms. Allocated memory is still 2.6GB. Free memory was 2.2GB in the beginning and 2.2GB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB.
[2024-11-08 18:33:18,294 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.35ms. Allocated memory is still 115.3MB. Free memory was 66.3MB in the beginning and 66.1MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 862.82ms. Allocated memory is still 172.0MB. Free memory was 133.5MB in the beginning and 106.9MB in the end (delta: 26.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 66.74ms. Allocated memory is still 172.0MB. Free memory was 106.9MB in the beginning and 104.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 72.91ms. Allocated memory is still 172.0MB. Free memory was 104.2MB in the beginning and 100.0MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
* RCFGBuilder took 1075.37ms. Allocated memory is still 172.0MB. Free memory was 100.0MB in the beginning and 103.4MB in the end (delta: -3.3MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB.
* TraceAbstraction took 13495.47ms. Allocated memory was 172.0MB in the beginning and 2.6GB in the end (delta: 2.5GB). Free memory was 103.4MB in the beginning and 2.2GB in the end (delta: -2.1GB). Peak memory consumption was 865.2MB. Max. memory is 16.1GB.
* Witness Printer took 124.64ms. Allocated memory is still 2.6GB. Free memory was 2.2GB in the beginning and 2.2GB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- PositiveResult [Line: 756]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 756]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 776]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 776]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 806]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 806]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 826]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 826]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances
CFG has 9 procedures, 91 locations, 20 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: 13.3s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 11.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 296 SdHoareTripleChecker+Valid, 1.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 286 mSDsluCounter, 2 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 49 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 442 IncrementalHoareTripleChecker+Invalid, 491 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 49 mSolverCounterUnsat, 2 mSDtfsCounter, 442 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=212occurred in iteration=4, InterpolantAutomatonStates: 22, 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, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 84 NumberOfCodeBlocks, 84 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 79 ConstructedInterpolants, 0 QuantifiedInterpolants, 237 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
- AllSpecificationsHoldResult: All specifications hold
8 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
[2024-11-08 18:33:18,330 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87b296da-e10d-4f11-8342-c9a636d60281/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