./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix035_power.opt_rmo.opt.i --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for memory safety (deref-memtrack)
Using default analysis
Version d790fecc
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-wmm/mix035_power.opt_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB --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 6f7e432a886f0272967b45cc6f21d24dfd6dfdb8fd02a0d13e6bb2d2db636b21
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-d790fec
[2024-11-28 04:31:34,861 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-28 04:31:34,963 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf
[2024-11-28 04:31:34,969 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-28 04:31:34,969 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-28 04:31:35,005 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-28 04:31:35,006 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-28 04:31:35,007 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-28 04:31:35,007 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-28 04:31:35,008 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-28 04:31:35,008 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-28 04:31:35,009 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-28 04:31:35,009 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-28 04:31:35,010 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-28 04:31:35,010 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-28 04:31:35,010 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-28 04:31:35,010 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-28 04:31:35,010 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-28 04:31:35,010 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-28 04:31:35,010 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-28 04:31:35,010 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true
[2024-11-28 04:31:35,011 INFO L153 SettingsManager]: * Bitprecise bitfields=true
[2024-11-28 04:31:35,011 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true
[2024-11-28 04:31:35,011 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-28 04:31:35,011 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2024-11-28 04:31:35,011 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-28 04:31:35,011 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-28 04:31:35,011 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-11-28 04:31:35,011 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-28 04:31:35,011 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-11-28 04:31:35,011 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-28 04:31:35,011 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-28 04:31:35,012 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-28 04:31:35,013 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-28 04:31:35,013 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-28 04:31:35,013 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-28 04:31:35,013 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-28 04:31:35,013 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-28 04:31:35,013 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-28 04:31:35,014 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-28 04:31:35,014 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-28 04:31:35,014 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-28 04:31:35,014 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-28 04:31:35,014 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-28 04:31:35,014 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-28 04:31:35,015 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-28 04:31:35,015 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-28 04:31:35,015 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC
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_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB
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 -> 6f7e432a886f0272967b45cc6f21d24dfd6dfdb8fd02a0d13e6bb2d2db636b21
[2024-11-28 04:31:35,342 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-28 04:31:35,354 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-28 04:31:35,356 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-28 04:31:35,358 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-28 04:31:35,359 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-28 04:31:35,360 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/pthread-wmm/mix035_power.opt_rmo.opt.i
[2024-11-28 04:31:38,275 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/data/629df60db/f06c39fa8de140a8a03d42290c12506d/FLAGe96394522
[2024-11-28 04:31:38,609 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-28 04:31:38,610 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/sv-benchmarks/c/pthread-wmm/mix035_power.opt_rmo.opt.i
[2024-11-28 04:31:38,636 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/data/629df60db/f06c39fa8de140a8a03d42290c12506d/FLAGe96394522
[2024-11-28 04:31:38,652 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/data/629df60db/f06c39fa8de140a8a03d42290c12506d
[2024-11-28 04:31:38,654 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-28 04:31:38,656 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-28 04:31:38,657 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-28 04:31:38,658 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-28 04:31:38,663 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-28 04:31:38,664 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:31:38" (1/1) ...
[2024-11-28 04:31:38,665 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b1111a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:38, skipping insertion in model container
[2024-11-28 04:31:38,665 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:31:38" (1/1) ...
[2024-11-28 04:31:38,725 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-28 04:31:39,115 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-28 04:31:39,133 INFO L200 MainTranslator]: Completed pre-run
[2024-11-28 04:31:39,219 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-28 04:31:39,254 INFO L204 MainTranslator]: Completed translation
[2024-11-28 04:31:39,255 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:39 WrapperNode
[2024-11-28 04:31:39,255 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-28 04:31:39,256 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-28 04:31:39,256 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-28 04:31:39,256 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-28 04:31:39,263 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:39" (1/1) ...
[2024-11-28 04:31:39,276 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:39" (1/1) ...
[2024-11-28 04:31:39,319 INFO L138 Inliner]: procedures = 175, calls = 47, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 122
[2024-11-28 04:31:39,319 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-28 04:31:39,320 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-28 04:31:39,320 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-28 04:31:39,320 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-28 04:31:39,334 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:39" (1/1) ...
[2024-11-28 04:31:39,335 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:39" (1/1) ...
[2024-11-28 04:31:39,340 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:39" (1/1) ...
[2024-11-28 04:31:39,371 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].
[2024-11-28 04:31:39,372 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:39" (1/1) ...
[2024-11-28 04:31:39,372 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:39" (1/1) ...
[2024-11-28 04:31:39,385 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:39" (1/1) ...
[2024-11-28 04:31:39,389 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:39" (1/1) ...
[2024-11-28 04:31:39,391 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:39" (1/1) ...
[2024-11-28 04:31:39,397 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:39" (1/1) ...
[2024-11-28 04:31:39,398 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:39" (1/1) ...
[2024-11-28 04:31:39,401 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-28 04:31:39,405 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-28 04:31:39,405 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-28 04:31:39,405 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-28 04:31:39,406 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:39" (1/1) ...
[2024-11-28 04:31:39,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-28 04:31:39,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3
[2024-11-28 04:31:39,447 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-28 04:31:39,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-28 04:31:39,475 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2024-11-28 04:31:39,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-28 04:31:39,476 INFO L130 BoogieDeclarations]: Found specification of procedure P0
[2024-11-28 04:31:39,476 INFO L138 BoogieDeclarations]: Found implementation of procedure P0
[2024-11-28 04:31:39,476 INFO L130 BoogieDeclarations]: Found specification of procedure P1
[2024-11-28 04:31:39,476 INFO L138 BoogieDeclarations]: Found implementation of procedure P1
[2024-11-28 04:31:39,476 INFO L130 BoogieDeclarations]: Found specification of procedure P2
[2024-11-28 04:31:39,476 INFO L138 BoogieDeclarations]: Found implementation of procedure P2
[2024-11-28 04:31:39,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-28 04:31:39,476 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2024-11-28 04:31:39,476 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-28 04:31:39,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-28 04:31:39,478 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement.
[2024-11-28 04:31:39,638 INFO L234 CfgBuilder]: Building ICFG
[2024-11-28 04:31:39,640 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-28 04:31:40,058 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program.
[2024-11-28 04:31:40,059 INFO L283 CfgBuilder]: Performing block encoding
[2024-11-28 04:31:40,359 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-28 04:31:40,361 INFO L312 CfgBuilder]: Removed 0 assume(true) statements.
[2024-11-28 04:31:40,361 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:31:40 BoogieIcfgContainer
[2024-11-28 04:31:40,362 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-28 04:31:40,364 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-28 04:31:40,364 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-28 04:31:40,369 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-28 04:31:40,369 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:31:38" (1/3) ...
[2024-11-28 04:31:40,370 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a4635a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:31:40, skipping insertion in model container
[2024-11-28 04:31:40,370 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:39" (2/3) ...
[2024-11-28 04:31:40,371 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a4635a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:31:40, skipping insertion in model container
[2024-11-28 04:31:40,371 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:31:40" (3/3) ...
[2024-11-28 04:31:40,372 INFO L128 eAbstractionObserver]: Analyzing ICFG mix035_power.opt_rmo.opt.i
[2024-11-28 04:31:40,383 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-28 04:31:40,384 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG mix035_power.opt_rmo.opt.i that has 4 procedures, 45 locations, 1 initial locations, 0 loop locations, and 3 error locations.
[2024-11-28 04:31:40,384 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2024-11-28 04:31:40,445 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2024-11-28 04:31:40,478 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 54 places, 46 transitions, 104 flow
[2024-11-28 04:31:40,519 INFO L124 PetriNetUnfolderBase]: 2/43 cut-off events.
[2024-11-28 04:31:40,523 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES.
[2024-11-28 04:31:40,527 INFO L83 FinitePrefix]: Finished finitePrefix Result has 53 conditions, 43 events. 2/43 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 83 event pairs, 0 based on Foata normal form. 0/38 useless extension candidates. Maximal degree in co-relation 45. Up to 2 conditions per place.
[2024-11-28 04:31:40,527 INFO L82 GeneralOperation]: Start removeDead. Operand has 54 places, 46 transitions, 104 flow
[2024-11-28 04:31:40,530 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 51 places, 43 transitions, 95 flow
[2024-11-28 04:31:40,538 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-28 04:31:40,553 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;@7a04b4e4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-28 04:31:40,553 INFO L334 AbstractCegarLoop]: Starting to check reachability of 7 error locations.
[2024-11-28 04:31:40,563 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder.
[2024-11-28 04:31:40,563 INFO L124 PetriNetUnfolderBase]: 0/10 cut-off events.
[2024-11-28 04:31:40,563 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES.
[2024-11-28 04:31:40,563 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-11-28 04:31:40,564 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1]
[2024-11-28 04:31:40,565 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONMEMORY_LEAK === [P1Err0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (and 4 more)] ===
[2024-11-28 04:31:40,572 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-28 04:31:40,572 INFO L85 PathProgramCache]: Analyzing trace with hash -1349117193, now seen corresponding path program 1 times
[2024-11-28 04:31:40,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-28 04:31:40,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1458088429]
[2024-11-28 04:31:40,582 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-28 04:31:40,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-28 04:31:40,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-28 04:31:41,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-28 04:31:41,129 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-28 04:31:41,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1458088429]
[2024-11-28 04:31:41,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1458088429] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-28 04:31:41,130 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-28 04:31:41,130 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2024-11-28 04:31:41,132 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340459116]
[2024-11-28 04:31:41,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-28 04:31:41,140 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-28 04:31:41,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-28 04:31:41,180 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-28 04:31:41,180 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-28 04:31:41,182 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 46
[2024-11-28 04:31:41,185 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 51 places, 43 transitions, 95 flow. Second operand has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 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)
[2024-11-28 04:31:41,185 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-28 04:31:41,185 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 46
[2024-11-28 04:31:41,186 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-28 04:31:41,735 INFO L124 PetriNetUnfolderBase]: 603/1133 cut-off events.
[2024-11-28 04:31:41,736 INFO L125 PetriNetUnfolderBase]: For 9/9 co-relation queries the response was YES.
[2024-11-28 04:31:41,743 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2092 conditions, 1133 events. 603/1133 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 90. Compared 7067 event pairs, 192 based on Foata normal form. 72/1175 useless extension candidates. Maximal degree in co-relation 2081. Up to 742 conditions per place.
[2024-11-28 04:31:41,754 INFO L140 encePairwiseOnDemand]: 41/46 looper letters, 29 selfloop transitions, 2 changer transitions 2/52 dead transitions.
[2024-11-28 04:31:41,754 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 51 places, 52 transitions, 182 flow
[2024-11-28 04:31:41,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-28 04:31:41,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2024-11-28 04:31:41,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 104 transitions.
[2024-11-28 04:31:41,773 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7536231884057971
[2024-11-28 04:31:41,775 INFO L175 Difference]: Start difference. First operand has 51 places, 43 transitions, 95 flow. Second operand 3 states and 104 transitions.
[2024-11-28 04:31:41,776 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 51 places, 52 transitions, 182 flow
[2024-11-28 04:31:41,783 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 48 places, 52 transitions, 178 flow, removed 0 selfloop flow, removed 3 redundant places.
[2024-11-28 04:31:41,787 INFO L231 Difference]: Finished difference. Result has 48 places, 38 transitions, 86 flow
[2024-11-28 04:31:41,789 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=84, PETRI_DIFFERENCE_MINUEND_PLACES=46, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=39, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=37, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=86, PETRI_PLACES=48, PETRI_TRANSITIONS=38}
[2024-11-28 04:31:41,796 INFO L279 CegarLoopForPetriNet]: 51 programPoint places, -3 predicate places.
[2024-11-28 04:31:41,796 INFO L471 AbstractCegarLoop]: Abstraction has has 48 places, 38 transitions, 86 flow
[2024-11-28 04:31:41,797 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 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)
[2024-11-28 04:31:41,797 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-11-28 04:31:41,797 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-28 04:31:41,798 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-11-28 04:31:41,798 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK === [P1Err0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (and 4 more)] ===
[2024-11-28 04:31:41,798 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-28 04:31:41,799 INFO L85 PathProgramCache]: Analyzing trace with hash -1738341749, now seen corresponding path program 1 times
[2024-11-28 04:31:41,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-28 04:31:41,799 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365529819]
[2024-11-28 04:31:41,799 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-28 04:31:41,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-28 04:31:41,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-28 04:31:41,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-28 04:31:41,956 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-28 04:31:41,956 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1365529819]
[2024-11-28 04:31:41,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1365529819] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-28 04:31:41,956 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-28 04:31:41,956 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2024-11-28 04:31:41,957 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107945605]
[2024-11-28 04:31:41,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-28 04:31:41,958 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-28 04:31:41,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-28 04:31:41,960 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-28 04:31:41,960 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-28 04:31:41,962 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 21 out of 46
[2024-11-28 04:31:41,963 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 48 places, 38 transitions, 86 flow. Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 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)
[2024-11-28 04:31:41,964 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-28 04:31:41,964 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 21 of 46
[2024-11-28 04:31:41,964 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-28 04:31:42,327 INFO L124 PetriNetUnfolderBase]: 528/1076 cut-off events.
[2024-11-28 04:31:42,328 INFO L125 PetriNetUnfolderBase]: For 69/69 co-relation queries the response was YES.
[2024-11-28 04:31:42,335 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1992 conditions, 1076 events. 528/1076 cut-off events. For 69/69 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 7163 event pairs, 528 based on Foata normal form. 36/1052 useless extension candidates. Maximal degree in co-relation 1982. Up to 811 conditions per place.
[2024-11-28 04:31:42,342 INFO L140 encePairwiseOnDemand]: 44/46 looper letters, 17 selfloop transitions, 1 changer transitions 1/37 dead transitions.
[2024-11-28 04:31:42,343 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 48 places, 37 transitions, 122 flow
[2024-11-28 04:31:42,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-28 04:31:42,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2024-11-28 04:31:42,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 83 transitions.
[2024-11-28 04:31:42,344 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.6014492753623188
[2024-11-28 04:31:42,344 INFO L175 Difference]: Start difference. First operand has 48 places, 38 transitions, 86 flow. Second operand 3 states and 83 transitions.
[2024-11-28 04:31:42,345 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 48 places, 37 transitions, 122 flow
[2024-11-28 04:31:42,345 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 46 places, 37 transitions, 118 flow, removed 0 selfloop flow, removed 2 redundant places.
[2024-11-28 04:31:42,346 INFO L231 Difference]: Finished difference. Result has 46 places, 36 transitions, 80 flow
[2024-11-28 04:31:42,349 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=80, PETRI_DIFFERENCE_MINUEND_PLACES=44, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=37, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=36, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=80, PETRI_PLACES=46, PETRI_TRANSITIONS=36}
[2024-11-28 04:31:42,350 INFO L279 CegarLoopForPetriNet]: 51 programPoint places, -5 predicate places.
[2024-11-28 04:31:42,350 INFO L471 AbstractCegarLoop]: Abstraction has has 46 places, 36 transitions, 80 flow
[2024-11-28 04:31:42,350 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 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)
[2024-11-28 04:31:42,350 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-11-28 04:31:42,351 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-28 04:31:42,351 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-11-28 04:31:42,351 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [P1Err0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (and 4 more)] ===
[2024-11-28 04:31:42,352 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-28 04:31:42,352 INFO L85 PathProgramCache]: Analyzing trace with hash -1738341856, now seen corresponding path program 1 times
[2024-11-28 04:31:42,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-28 04:31:42,352 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [985584953]
[2024-11-28 04:31:42,353 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-28 04:31:42,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-28 04:31:42,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-28 04:31:42,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-28 04:31:42,718 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-28 04:31:42,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [985584953]
[2024-11-28 04:31:42,719 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [985584953] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-28 04:31:42,719 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-28 04:31:42,719 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-28 04:31:42,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688729592]
[2024-11-28 04:31:42,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-28 04:31:42,723 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-28 04:31:42,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-28 04:31:42,724 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-28 04:31:42,724 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-28 04:31:42,730 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 46
[2024-11-28 04:31:42,730 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 46 places, 36 transitions, 80 flow. Second operand has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 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)
[2024-11-28 04:31:42,731 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-28 04:31:42,731 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 46
[2024-11-28 04:31:42,731 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-28 04:31:43,327 INFO L124 PetriNetUnfolderBase]: 1213/2151 cut-off events.
[2024-11-28 04:31:43,331 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES.
[2024-11-28 04:31:43,337 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4047 conditions, 2151 events. 1213/2151 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 151. Compared 13759 event pairs, 147 based on Foata normal form. 80/2163 useless extension candidates. Maximal degree in co-relation 4041. Up to 1081 conditions per place.
[2024-11-28 04:31:43,346 INFO L140 encePairwiseOnDemand]: 40/46 looper letters, 39 selfloop transitions, 5 changer transitions 1/59 dead transitions.
[2024-11-28 04:31:43,347 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 48 places, 59 transitions, 220 flow
[2024-11-28 04:31:43,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-28 04:31:43,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states.
[2024-11-28 04:31:43,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 119 transitions.
[2024-11-28 04:31:43,349 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.6467391304347826
[2024-11-28 04:31:43,349 INFO L175 Difference]: Start difference. First operand has 46 places, 36 transitions, 80 flow. Second operand 4 states and 119 transitions.
[2024-11-28 04:31:43,349 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 48 places, 59 transitions, 220 flow
[2024-11-28 04:31:43,349 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 47 places, 59 transitions, 219 flow, removed 0 selfloop flow, removed 1 redundant places.
[2024-11-28 04:31:43,351 INFO L231 Difference]: Finished difference. Result has 49 places, 39 transitions, 113 flow
[2024-11-28 04:31:43,351 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=79, PETRI_DIFFERENCE_MINUEND_PLACES=44, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=36, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=113, PETRI_PLACES=49, PETRI_TRANSITIONS=39}
[2024-11-28 04:31:43,354 INFO L279 CegarLoopForPetriNet]: 51 programPoint places, -2 predicate places.
[2024-11-28 04:31:43,355 INFO L471 AbstractCegarLoop]: Abstraction has has 49 places, 39 transitions, 113 flow
[2024-11-28 04:31:43,355 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 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)
[2024-11-28 04:31:43,355 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-11-28 04:31:43,355 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-28 04:31:43,355 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-11-28 04:31:43,355 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [P1Err0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (and 4 more)] ===
[2024-11-28 04:31:43,356 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-28 04:31:43,357 INFO L85 PathProgramCache]: Analyzing trace with hash -385934787, now seen corresponding path program 1 times
[2024-11-28 04:31:43,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-28 04:31:43,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761249440]
[2024-11-28 04:31:43,357 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-28 04:31:43,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-28 04:31:43,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-28 04:31:43,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-28 04:31:43,706 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-28 04:31:43,707 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761249440]
[2024-11-28 04:31:43,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [761249440] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-28 04:31:43,707 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-28 04:31:43,707 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-11-28 04:31:43,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377330341]
[2024-11-28 04:31:43,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-28 04:31:43,708 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-11-28 04:31:43,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-28 04:31:43,710 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-11-28 04:31:43,710 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2024-11-28 04:31:43,722 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 46
[2024-11-28 04:31:43,723 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 49 places, 39 transitions, 113 flow. Second operand has 5 states, 5 states have (on average 20.8) internal successors, (104), 5 states have internal predecessors, (104), 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)
[2024-11-28 04:31:43,723 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-28 04:31:43,723 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 46
[2024-11-28 04:31:43,723 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-28 04:31:44,095 INFO L124 PetriNetUnfolderBase]: 809/1447 cut-off events.
[2024-11-28 04:31:44,095 INFO L125 PetriNetUnfolderBase]: For 384/384 co-relation queries the response was YES.
[2024-11-28 04:31:44,099 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3254 conditions, 1447 events. 809/1447 cut-off events. For 384/384 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 8140 event pairs, 73 based on Foata normal form. 68/1470 useless extension candidates. Maximal degree in co-relation 3245. Up to 521 conditions per place.
[2024-11-28 04:31:44,105 INFO L140 encePairwiseOnDemand]: 40/46 looper letters, 49 selfloop transitions, 8 changer transitions 1/72 dead transitions.
[2024-11-28 04:31:44,106 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 53 places, 72 transitions, 316 flow
[2024-11-28 04:31:44,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-11-28 04:31:44,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states.
[2024-11-28 04:31:44,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 150 transitions.
[2024-11-28 04:31:44,111 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.6521739130434783
[2024-11-28 04:31:44,111 INFO L175 Difference]: Start difference. First operand has 49 places, 39 transitions, 113 flow. Second operand 5 states and 150 transitions.
[2024-11-28 04:31:44,111 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 53 places, 72 transitions, 316 flow
[2024-11-28 04:31:44,115 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 51 places, 72 transitions, 306 flow, removed 1 selfloop flow, removed 2 redundant places.
[2024-11-28 04:31:44,116 INFO L231 Difference]: Finished difference. Result has 53 places, 42 transitions, 153 flow
[2024-11-28 04:31:44,116 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=105, PETRI_DIFFERENCE_MINUEND_PLACES=47, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=39, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=153, PETRI_PLACES=53, PETRI_TRANSITIONS=42}
[2024-11-28 04:31:44,117 INFO L279 CegarLoopForPetriNet]: 51 programPoint places, 2 predicate places.
[2024-11-28 04:31:44,117 INFO L471 AbstractCegarLoop]: Abstraction has has 53 places, 42 transitions, 153 flow
[2024-11-28 04:31:44,117 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.8) internal successors, (104), 5 states have internal predecessors, (104), 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)
[2024-11-28 04:31:44,117 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-11-28 04:31:44,117 INFO L206 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]
[2024-11-28 04:31:44,117 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2024-11-28 04:31:44,118 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [P1Err0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (and 4 more)] ===
[2024-11-28 04:31:44,118 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-28 04:31:44,118 INFO L85 PathProgramCache]: Analyzing trace with hash -983112558, now seen corresponding path program 1 times
[2024-11-28 04:31:44,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-28 04:31:44,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1313059864]
[2024-11-28 04:31:44,118 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-28 04:31:44,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-28 04:31:44,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-28 04:31:44,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-28 04:31:44,571 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-28 04:31:44,571 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1313059864]
[2024-11-28 04:31:44,571 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1313059864] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-28 04:31:44,571 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-28 04:31:44,571 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2024-11-28 04:31:44,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523580280]
[2024-11-28 04:31:44,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-28 04:31:44,572 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-11-28 04:31:44,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-28 04:31:44,572 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-11-28 04:31:44,573 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30
[2024-11-28 04:31:44,581 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 46
[2024-11-28 04:31:44,581 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 53 places, 42 transitions, 153 flow. Second operand has 6 states, 6 states have (on average 20.833333333333332) internal successors, (125), 6 states have internal predecessors, (125), 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)
[2024-11-28 04:31:44,581 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-28 04:31:44,581 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 46
[2024-11-28 04:31:44,582 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-28 04:31:44,900 INFO L124 PetriNetUnfolderBase]: 477/831 cut-off events.
[2024-11-28 04:31:44,901 INFO L125 PetriNetUnfolderBase]: For 730/730 co-relation queries the response was YES.
[2024-11-28 04:31:44,902 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2144 conditions, 831 events. 477/831 cut-off events. For 730/730 co-relation queries the response was YES. Maximal size of possible extension queue 45. Compared 3753 event pairs, 59 based on Foata normal form. 36/832 useless extension candidates. Maximal degree in co-relation 2133. Up to 268 conditions per place.
[2024-11-28 04:31:44,906 INFO L140 encePairwiseOnDemand]: 40/46 looper letters, 43 selfloop transitions, 11 changer transitions 1/69 dead transitions.
[2024-11-28 04:31:44,906 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 58 places, 69 transitions, 327 flow
[2024-11-28 04:31:44,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2024-11-28 04:31:44,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states.
[2024-11-28 04:31:44,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 165 transitions.
[2024-11-28 04:31:44,908 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.5978260869565217
[2024-11-28 04:31:44,908 INFO L175 Difference]: Start difference. First operand has 53 places, 42 transitions, 153 flow. Second operand 6 states and 165 transitions.
[2024-11-28 04:31:44,908 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 58 places, 69 transitions, 327 flow
[2024-11-28 04:31:44,912 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 54 places, 69 transitions, 302 flow, removed 4 selfloop flow, removed 4 redundant places.
[2024-11-28 04:31:44,913 INFO L231 Difference]: Finished difference. Result has 56 places, 42 transitions, 167 flow
[2024-11-28 04:31:44,914 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=131, PETRI_DIFFERENCE_MINUEND_PLACES=49, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=42, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=167, PETRI_PLACES=56, PETRI_TRANSITIONS=42}
[2024-11-28 04:31:44,914 INFO L279 CegarLoopForPetriNet]: 51 programPoint places, 5 predicate places.
[2024-11-28 04:31:44,914 INFO L471 AbstractCegarLoop]: Abstraction has has 56 places, 42 transitions, 167 flow
[2024-11-28 04:31:44,915 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.833333333333332) internal successors, (125), 6 states have internal predecessors, (125), 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)
[2024-11-28 04:31:44,915 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-11-28 04:31:44,915 INFO L206 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, 1, 1, 1, 1]
[2024-11-28 04:31:44,915 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2024-11-28 04:31:44,915 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [P1Err0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (and 4 more)] ===
[2024-11-28 04:31:44,916 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-28 04:31:44,916 INFO L85 PathProgramCache]: Analyzing trace with hash 1182933877, now seen corresponding path program 1 times
[2024-11-28 04:31:44,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-28 04:31:44,916 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [328513115]
[2024-11-28 04:31:44,917 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-28 04:31:44,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-28 04:31:45,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-28 04:31:45,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-28 04:31:45,447 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-28 04:31:45,447 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [328513115]
[2024-11-28 04:31:45,447 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [328513115] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-28 04:31:45,447 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-28 04:31:45,448 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2024-11-28 04:31:45,448 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [607384799]
[2024-11-28 04:31:45,448 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-28 04:31:45,448 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-11-28 04:31:45,448 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-28 04:31:45,449 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-11-28 04:31:45,449 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2024-11-28 04:31:45,471 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 46
[2024-11-28 04:31:45,471 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 56 places, 42 transitions, 167 flow. Second operand has 6 states, 6 states have (on average 20.333333333333332) internal successors, (122), 6 states have internal predecessors, (122), 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)
[2024-11-28 04:31:45,471 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-28 04:31:45,471 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 46
[2024-11-28 04:31:45,471 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-28 04:31:45,979 INFO L124 PetriNetUnfolderBase]: 800/1458 cut-off events.
[2024-11-28 04:31:45,979 INFO L125 PetriNetUnfolderBase]: For 613/624 co-relation queries the response was YES.
[2024-11-28 04:31:45,983 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3368 conditions, 1458 events. 800/1458 cut-off events. For 613/624 co-relation queries the response was YES. Maximal size of possible extension queue 95. Compared 7761 event pairs, 179 based on Foata normal form. 8/1421 useless extension candidates. Maximal degree in co-relation 3356. Up to 722 conditions per place.
[2024-11-28 04:31:45,988 INFO L140 encePairwiseOnDemand]: 37/46 looper letters, 48 selfloop transitions, 9 changer transitions 10/86 dead transitions.
[2024-11-28 04:31:45,988 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 62 places, 86 transitions, 407 flow
[2024-11-28 04:31:45,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2024-11-28 04:31:45,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states.
[2024-11-28 04:31:45,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 187 transitions.
[2024-11-28 04:31:45,990 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.5807453416149069
[2024-11-28 04:31:45,991 INFO L175 Difference]: Start difference. First operand has 56 places, 42 transitions, 167 flow. Second operand 7 states and 187 transitions.
[2024-11-28 04:31:45,991 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 62 places, 86 transitions, 407 flow
[2024-11-28 04:31:45,999 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 54 places, 86 transitions, 343 flow, removed 14 selfloop flow, removed 8 redundant places.
[2024-11-28 04:31:46,001 INFO L231 Difference]: Finished difference. Result has 59 places, 49 transitions, 175 flow
[2024-11-28 04:31:46,001 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=111, PETRI_DIFFERENCE_MINUEND_PLACES=48, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=42, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=36, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=175, PETRI_PLACES=59, PETRI_TRANSITIONS=49}
[2024-11-28 04:31:46,001 INFO L279 CegarLoopForPetriNet]: 51 programPoint places, 8 predicate places.
[2024-11-28 04:31:46,002 INFO L471 AbstractCegarLoop]: Abstraction has has 59 places, 49 transitions, 175 flow
[2024-11-28 04:31:46,002 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.333333333333332) internal successors, (122), 6 states have internal predecessors, (122), 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)
[2024-11-28 04:31:46,002 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-11-28 04:31:46,002 INFO L206 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, 1, 1, 1, 1]
[2024-11-28 04:31:46,002 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2024-11-28 04:31:46,002 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [P1Err0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (and 4 more)] ===
[2024-11-28 04:31:46,003 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-28 04:31:46,003 INFO L85 PathProgramCache]: Analyzing trace with hash -1450457295, now seen corresponding path program 2 times
[2024-11-28 04:31:46,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-28 04:31:46,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116556990]
[2024-11-28 04:31:46,003 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2024-11-28 04:31:46,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-28 04:31:46,106 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s)
[2024-11-28 04:31:46,106 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat
[2024-11-28 04:31:46,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-28 04:31:46,525 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-28 04:31:46,526 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2116556990]
[2024-11-28 04:31:46,526 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2116556990] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-28 04:31:46,526 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-28 04:31:46,526 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2024-11-28 04:31:46,526 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301881374]
[2024-11-28 04:31:46,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-28 04:31:46,526 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-11-28 04:31:46,526 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-28 04:31:46,527 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-11-28 04:31:46,527 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2024-11-28 04:31:46,553 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 46
[2024-11-28 04:31:46,553 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 49 transitions, 175 flow. Second operand has 6 states, 6 states have (on average 20.333333333333332) internal successors, (122), 6 states have internal predecessors, (122), 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)
[2024-11-28 04:31:46,553 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-28 04:31:46,553 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 46
[2024-11-28 04:31:46,553 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-28 04:31:47,138 INFO L124 PetriNetUnfolderBase]: 1079/2007 cut-off events.
[2024-11-28 04:31:47,138 INFO L125 PetriNetUnfolderBase]: For 590/618 co-relation queries the response was YES.
[2024-11-28 04:31:47,145 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4592 conditions, 2007 events. 1079/2007 cut-off events. For 590/618 co-relation queries the response was YES. Maximal size of possible extension queue 131. Compared 11911 event pairs, 163 based on Foata normal form. 30/1962 useless extension candidates. Maximal degree in co-relation 4579. Up to 1023 conditions per place.
[2024-11-28 04:31:47,150 INFO L140 encePairwiseOnDemand]: 37/46 looper letters, 37 selfloop transitions, 13 changer transitions 19/89 dead transitions.
[2024-11-28 04:31:47,150 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 63 places, 89 transitions, 438 flow
[2024-11-28 04:31:47,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2024-11-28 04:31:47,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states.
[2024-11-28 04:31:47,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 180 transitions.
[2024-11-28 04:31:47,152 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.5590062111801242
[2024-11-28 04:31:47,152 INFO L175 Difference]: Start difference. First operand has 59 places, 49 transitions, 175 flow. Second operand 7 states and 180 transitions.
[2024-11-28 04:31:47,152 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 63 places, 89 transitions, 438 flow
[2024-11-28 04:31:47,154 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 61 places, 89 transitions, 432 flow, removed 3 selfloop flow, removed 2 redundant places.
[2024-11-28 04:31:47,156 INFO L231 Difference]: Finished difference. Result has 65 places, 57 transitions, 271 flow
[2024-11-28 04:31:47,156 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=171, PETRI_DIFFERENCE_MINUEND_PLACES=55, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=49, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=38, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=271, PETRI_PLACES=65, PETRI_TRANSITIONS=57}
[2024-11-28 04:31:47,157 INFO L279 CegarLoopForPetriNet]: 51 programPoint places, 14 predicate places.
[2024-11-28 04:31:47,157 INFO L471 AbstractCegarLoop]: Abstraction has has 65 places, 57 transitions, 271 flow
[2024-11-28 04:31:47,157 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.333333333333332) internal successors, (122), 6 states have internal predecessors, (122), 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)
[2024-11-28 04:31:47,157 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-11-28 04:31:47,158 INFO L206 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, 1, 1, 1, 1]
[2024-11-28 04:31:47,158 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2024-11-28 04:31:47,158 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [P1Err0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (and 4 more)] ===
[2024-11-28 04:31:47,158 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-28 04:31:47,158 INFO L85 PathProgramCache]: Analyzing trace with hash 1929155039, now seen corresponding path program 3 times
[2024-11-28 04:31:47,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-28 04:31:47,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1243586332]
[2024-11-28 04:31:47,159 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2
[2024-11-28 04:31:47,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-28 04:31:47,249 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s)
[2024-11-28 04:31:47,249 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat
[2024-11-28 04:31:47,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-28 04:31:47,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-28 04:31:47,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1243586332]
[2024-11-28 04:31:47,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1243586332] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-28 04:31:47,582 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-28 04:31:47,582 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2024-11-28 04:31:47,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [732962968]
[2024-11-28 04:31:47,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-28 04:31:47,583 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2024-11-28 04:31:47,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-28 04:31:47,584 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2024-11-28 04:31:47,584 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42
[2024-11-28 04:31:47,616 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 46
[2024-11-28 04:31:47,616 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 65 places, 57 transitions, 271 flow. Second operand has 7 states, 7 states have (on average 19.857142857142858) internal successors, (139), 7 states have internal predecessors, (139), 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)
[2024-11-28 04:31:47,617 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-28 04:31:47,617 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 46
[2024-11-28 04:31:47,617 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-28 04:31:48,195 INFO L124 PetriNetUnfolderBase]: 1387/2560 cut-off events.
[2024-11-28 04:31:48,195 INFO L125 PetriNetUnfolderBase]: For 1669/1740 co-relation queries the response was YES.
[2024-11-28 04:31:48,245 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6247 conditions, 2560 events. 1387/2560 cut-off events. For 1669/1740 co-relation queries the response was YES. Maximal size of possible extension queue 183. Compared 16266 event pairs, 329 based on Foata normal form. 24/2462 useless extension candidates. Maximal degree in co-relation 6230. Up to 955 conditions per place.
[2024-11-28 04:31:48,250 INFO L140 encePairwiseOnDemand]: 38/46 looper letters, 35 selfloop transitions, 5 changer transitions 37/97 dead transitions.
[2024-11-28 04:31:48,250 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 70 places, 97 transitions, 551 flow
[2024-11-28 04:31:48,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states.
[2024-11-28 04:31:48,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states.
[2024-11-28 04:31:48,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 205 transitions.
[2024-11-28 04:31:48,251 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.5570652173913043
[2024-11-28 04:31:48,251 INFO L175 Difference]: Start difference. First operand has 65 places, 57 transitions, 271 flow. Second operand 8 states and 205 transitions.
[2024-11-28 04:31:48,252 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 70 places, 97 transitions, 551 flow
[2024-11-28 04:31:48,255 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 68 places, 97 transitions, 545 flow, removed 3 selfloop flow, removed 2 redundant places.
[2024-11-28 04:31:48,256 INFO L231 Difference]: Finished difference. Result has 71 places, 49 transitions, 215 flow
[2024-11-28 04:31:48,256 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=267, PETRI_DIFFERENCE_MINUEND_PLACES=61, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=57, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=52, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=215, PETRI_PLACES=71, PETRI_TRANSITIONS=49}
[2024-11-28 04:31:48,257 INFO L279 CegarLoopForPetriNet]: 51 programPoint places, 20 predicate places.
[2024-11-28 04:31:48,257 INFO L471 AbstractCegarLoop]: Abstraction has has 71 places, 49 transitions, 215 flow
[2024-11-28 04:31:48,257 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 19.857142857142858) internal successors, (139), 7 states have internal predecessors, (139), 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)
[2024-11-28 04:31:48,257 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-11-28 04:31:48,257 INFO L206 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, 1, 1, 1, 1]
[2024-11-28 04:31:48,257 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2024-11-28 04:31:48,258 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [P1Err0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (and 4 more)] ===
[2024-11-28 04:31:48,258 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-28 04:31:48,259 INFO L85 PathProgramCache]: Analyzing trace with hash 1246174737, now seen corresponding path program 4 times
[2024-11-28 04:31:48,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-28 04:31:48,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1574311253]
[2024-11-28 04:31:48,259 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST
[2024-11-28 04:31:48,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-28 04:31:48,297 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s)
[2024-11-28 04:31:48,297 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat
[2024-11-28 04:31:49,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-28 04:31:49,517 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-28 04:31:49,517 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1574311253]
[2024-11-28 04:31:49,517 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1574311253] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-28 04:31:49,517 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-28 04:31:49,517 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2024-11-28 04:31:49,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637359546]
[2024-11-28 04:31:49,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-28 04:31:49,518 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states
[2024-11-28 04:31:49,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-28 04:31:49,518 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2024-11-28 04:31:49,518 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72
[2024-11-28 04:31:49,526 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 46
[2024-11-28 04:31:49,526 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 71 places, 49 transitions, 215 flow. Second operand has 9 states, 9 states have (on average 21.77777777777778) internal successors, (196), 9 states have internal predecessors, (196), 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)
[2024-11-28 04:31:49,526 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-28 04:31:49,526 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 46
[2024-11-28 04:31:49,527 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-28 04:31:50,176 INFO L124 PetriNetUnfolderBase]: 902/1796 cut-off events.
[2024-11-28 04:31:50,176 INFO L125 PetriNetUnfolderBase]: For 525/537 co-relation queries the response was YES.
[2024-11-28 04:31:50,182 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4010 conditions, 1796 events. 902/1796 cut-off events. For 525/537 co-relation queries the response was YES. Maximal size of possible extension queue 131. Compared 11374 event pairs, 232 based on Foata normal form. 8/1675 useless extension candidates. Maximal degree in co-relation 3990. Up to 493 conditions per place.
[2024-11-28 04:31:50,186 INFO L140 encePairwiseOnDemand]: 36/46 looper letters, 32 selfloop transitions, 5 changer transitions 32/97 dead transitions.
[2024-11-28 04:31:50,186 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 75 places, 97 transitions, 485 flow
[2024-11-28 04:31:50,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states.
[2024-11-28 04:31:50,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states.
[2024-11-28 04:31:50,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 267 transitions.
[2024-11-28 04:31:50,189 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.5804347826086956
[2024-11-28 04:31:50,189 INFO L175 Difference]: Start difference. First operand has 71 places, 49 transitions, 215 flow. Second operand 10 states and 267 transitions.
[2024-11-28 04:31:50,189 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 75 places, 97 transitions, 485 flow
[2024-11-28 04:31:50,192 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 69 places, 97 transitions, 442 flow, removed 17 selfloop flow, removed 6 redundant places.
[2024-11-28 04:31:50,193 INFO L231 Difference]: Finished difference. Result has 76 places, 52 transitions, 233 flow
[2024-11-28 04:31:50,193 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=188, PETRI_DIFFERENCE_MINUEND_PLACES=60, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=49, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=44, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=233, PETRI_PLACES=76, PETRI_TRANSITIONS=52}
[2024-11-28 04:31:50,194 INFO L279 CegarLoopForPetriNet]: 51 programPoint places, 25 predicate places.
[2024-11-28 04:31:50,194 INFO L471 AbstractCegarLoop]: Abstraction has has 76 places, 52 transitions, 233 flow
[2024-11-28 04:31:50,194 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 21.77777777777778) internal successors, (196), 9 states have internal predecessors, (196), 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)
[2024-11-28 04:31:50,194 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-11-28 04:31:50,194 INFO L206 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, 1, 1, 1, 1]
[2024-11-28 04:31:50,194 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8
[2024-11-28 04:31:50,194 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [P1Err0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (and 4 more)] ===
[2024-11-28 04:31:50,195 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-28 04:31:50,195 INFO L85 PathProgramCache]: Analyzing trace with hash 7792669, now seen corresponding path program 5 times
[2024-11-28 04:31:50,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-28 04:31:50,195 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1393271440]
[2024-11-28 04:31:50,195 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1
[2024-11-28 04:31:50,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-28 04:31:50,267 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 1 check-sat command(s)
[2024-11-28 04:31:50,267 INFO L230 tOrderPrioritization]: Conjunction of SSA is sat
[2024-11-28 04:31:50,267 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-28 04:31:50,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-28 04:31:50,380 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-28 04:31:50,381 INFO L340 BasicCegarLoop]: Counterexample is feasible
[2024-11-28 04:31:50,382 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (6 of 7 remaining)
[2024-11-28 04:31:50,385 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONMEMORY_LEAK (5 of 7 remaining)
[2024-11-28 04:31:50,385 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK (4 of 7 remaining)
[2024-11-28 04:31:50,385 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 7 remaining)
[2024-11-28 04:31:50,386 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 7 remaining)
[2024-11-28 04:31:50,388 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 7 remaining)
[2024-11-28 04:31:50,388 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONMEMORY_LEAK (0 of 7 remaining)
[2024-11-28 04:31:50,388 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9
[2024-11-28 04:31:50,389 INFO L422 BasicCegarLoop]: Path program histogram: [5, 1, 1, 1, 1, 1]
[2024-11-28 04:31:50,508 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2024-11-28 04:31:50,508 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-28 04:31:50,513 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 04:31:50 BasicIcfg
[2024-11-28 04:31:50,514 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-28 04:31:50,515 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-28 04:31:50,515 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-28 04:31:50,515 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-28 04:31:50,516 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:31:40" (3/4) ...
[2024-11-28 04:31:50,518 INFO L149 WitnessPrinter]: No result that supports witness generation found
[2024-11-28 04:31:50,518 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-28 04:31:50,519 INFO L158 Benchmark]: Toolchain (without parser) took 11863.60ms. Allocated memory was 142.6MB in the beginning and 520.1MB in the end (delta: 377.5MB). Free memory was 117.2MB in the beginning and 236.2MB in the end (delta: -119.0MB). Peak memory consumption was 261.6MB. Max. memory is 16.1GB.
[2024-11-28 04:31:50,520 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 142.6MB. Free memory is still 79.1MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-28 04:31:50,520 INFO L158 Benchmark]: CACSL2BoogieTranslator took 598.09ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 94.3MB in the end (delta: 22.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
[2024-11-28 04:31:50,520 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.38ms. Allocated memory is still 142.6MB. Free memory was 94.3MB in the beginning and 91.9MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-28 04:31:50,521 INFO L158 Benchmark]: Boogie Preprocessor took 84.57ms. Allocated memory is still 142.6MB. Free memory was 91.9MB in the beginning and 89.1MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-28 04:31:50,521 INFO L158 Benchmark]: RCFGBuilder took 956.67ms. Allocated memory is still 142.6MB. Free memory was 88.9MB in the beginning and 93.3MB in the end (delta: -4.5MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB.
[2024-11-28 04:31:50,521 INFO L158 Benchmark]: TraceAbstraction took 10150.56ms. Allocated memory was 142.6MB in the beginning and 520.1MB in the end (delta: 377.5MB). Free memory was 92.7MB in the beginning and 236.3MB in the end (delta: -143.6MB). Peak memory consumption was 231.4MB. Max. memory is 16.1GB.
[2024-11-28 04:31:50,521 INFO L158 Benchmark]: Witness Printer took 3.70ms. Allocated memory is still 520.1MB. Free memory was 236.3MB in the beginning and 236.2MB in the end (delta: 70.2kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-28 04:31:50,524 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.34ms. Allocated memory is still 142.6MB. Free memory is still 79.1MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 598.09ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 94.3MB in the end (delta: 22.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 63.38ms. Allocated memory is still 142.6MB. Free memory was 94.3MB in the beginning and 91.9MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB.
* Boogie Preprocessor took 84.57ms. Allocated memory is still 142.6MB. Free memory was 91.9MB in the beginning and 89.1MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 956.67ms. Allocated memory is still 142.6MB. Free memory was 88.9MB in the beginning and 93.3MB in the end (delta: -4.5MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB.
* TraceAbstraction took 10150.56ms. Allocated memory was 142.6MB in the beginning and 520.1MB in the end (delta: 377.5MB). Free memory was 92.7MB in the beginning and 236.3MB in the end (delta: -143.6MB). Peak memory consumption was 231.4MB. Max. memory is 16.1GB.
* Witness Printer took 3.70ms. Allocated memory is still 520.1MB. Free memory was 236.3MB in the beginning and 236.2MB in the end (delta: 70.2kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- UnprovableResult [Line: 18]: Unable to prove that all allocated memory was freed
Unable to prove that all allocated memory was freed
Reason: overapproximation of memtrack at line 18.
Possible FailurePath:
[L710] 0 int __unbuffered_cnt = 0;
[L712] 0 int __unbuffered_p0_EAX = 0;
[L714] 0 int __unbuffered_p1_EAX = 0;
[L716] 0 int __unbuffered_p2_EAX = 0;
[L718] 0 int __unbuffered_p2_EBX = 0;
[L720] 0 int a = 0;
[L721] 0 _Bool main$tmp_guard0;
[L722] 0 _Bool main$tmp_guard1;
[L724] 0 int x = 0;
[L725] 0 _Bool x$flush_delayed;
[L726] 0 int x$mem_tmp;
[L727] 0 _Bool x$r_buff0_thd0;
[L728] 0 _Bool x$r_buff0_thd1;
[L729] 0 _Bool x$r_buff0_thd2;
[L730] 0 _Bool x$r_buff0_thd3;
[L731] 0 _Bool x$r_buff1_thd0;
[L732] 0 _Bool x$r_buff1_thd1;
[L733] 0 _Bool x$r_buff1_thd2;
[L734] 0 _Bool x$r_buff1_thd3;
[L735] 0 _Bool x$read_delayed;
[L736] 0 int *x$read_delayed_var;
[L737] 0 int x$w_buff0;
[L738] 0 _Bool x$w_buff0_used;
[L739] 0 int x$w_buff1;
[L740] 0 _Bool x$w_buff1_used;
[L742] 0 int y = 0;
[L744] 0 int z = 0;
[L745] 0 _Bool weak$$choice0;
[L746] 0 _Bool weak$$choice2;
[L841] 0 pthread_t t916;
[L842] FCALL, FORK 0 pthread_create(&t916, ((void *)0), P0, ((void *)0))
VAL [\old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, t916=-3, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=0, y=0, z=0]
[L843] 0 pthread_t t917;
[L844] FCALL, FORK 0 pthread_create(&t917, ((void *)0), P1, ((void *)0))
VAL [\old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, t916=-3, t917=-2, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=0, y=0, z=0]
[L845] 0 pthread_t t918;
[L846] FCALL, FORK 0 pthread_create(&t918, ((void *)0), P2, ((void *)0))
VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, t916=-3, t917=-2, t918=-1, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=0, y=0, z=0]
[L778] 2 x$w_buff1 = x$w_buff0
[L779] 2 x$w_buff0 = 1
[L780] 2 x$w_buff1_used = x$w_buff0_used
[L781] 2 x$w_buff0_used = (_Bool)1
[L782] CALL 2 __VERIFIER_assert(!(x$w_buff1_used && x$w_buff0_used))
[L19] COND FALSE 2 !(!expression)
[L782] RET 2 __VERIFIER_assert(!(x$w_buff1_used && x$w_buff0_used))
[L783] 2 x$r_buff1_thd0 = x$r_buff0_thd0
[L784] 2 x$r_buff1_thd1 = x$r_buff0_thd1
[L785] 2 x$r_buff1_thd2 = x$r_buff0_thd2
[L786] 2 x$r_buff1_thd3 = x$r_buff0_thd3
[L787] 2 x$r_buff0_thd2 = (_Bool)1
VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=0, z=0]
[L790] 2 __unbuffered_p1_EAX = y
VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=0, z=0]
[L807] 3 y = 1
VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=1, z=0]
[L810] 3 z = 1
VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=1, z=1]
[L813] 3 __unbuffered_p2_EAX = z
VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=1, z=1]
[L816] 3 __unbuffered_p2_EBX = a
VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=1, z=1]
[L750] 1 a = 1
VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=1, z=1]
[L753] 1 weak$$choice0 = __VERIFIER_nondet_bool()
[L754] 1 weak$$choice2 = __VERIFIER_nondet_bool()
[L755] 1 x$flush_delayed = weak$$choice2
[L756] 1 x$mem_tmp = x
[L757] 1 x = !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1)
[L758] 1 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0))
[L759] 1 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1))
[L760] 1 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used))
[L761] 1 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L762] 1 x$r_buff0_thd1 = weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1))
[L763] 1 x$r_buff1_thd1 = weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L764] 1 __unbuffered_p0_EAX = x
[L765] 1 x = x$flush_delayed ? x$mem_tmp : x
[L766] 1 x$flush_delayed = (_Bool)0
VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=1, z=1]
[L819] 3 x = x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x)
[L820] 3 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used
[L821] 3 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used
[L822] 3 x$r_buff0_thd3 = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3
[L823] 3 x$r_buff1_thd3 = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3
VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=1, z=1]
[L793] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x)
[L794] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used
[L795] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used
[L796] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2
[L797] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2
VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=1, y=1, z=1]
[L800] 2 __unbuffered_cnt = __unbuffered_cnt + 1
VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=1, y=1, z=1]
[L771] 1 __unbuffered_cnt = __unbuffered_cnt + 1
VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=1, y=1, z=1]
[L826] 3 __unbuffered_cnt = __unbuffered_cnt + 1
VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=1, y=1, z=1]
[L848] 0 main$tmp_guard0 = __unbuffered_cnt == 3
VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t916=-3, t917=-2, t918=-1, weak$$choice0=1, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=1, y=1, z=1]
[L850] CALL 0 assume_abort_if_not(main$tmp_guard0)
[L4] COND FALSE 0 !(!cond)
[L850] RET 0 assume_abort_if_not(main$tmp_guard0)
[L852] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x)
[L853] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used
[L854] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used
[L855] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0
[L856] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0
VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t916=-3, t917=-2, t918=-1, weak$$choice0=1, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=1, y=1, z=1]
[L859] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 0 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0)
VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t916=-3, t917=-2, t918=-1, weak$$choice0=1, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=1, y=1, z=1]
[L861] CALL 0 __VERIFIER_assert(main$tmp_guard1)
[L19] COND TRUE 0 !expression
[L19] CALL 0 reach_error()
[L18] COND FALSE 0 !(0)
VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=1, y=1, z=1]
[L18] 0 __assert_fail ("0", "mix035_power.opt_rmo.opt.c", 9, __extension__ __PRETTY_FUNCTION__)
VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=1, y=1, z=1]
- UnprovableResult [Line: 18]: Unable to prove that all allocated memory was freed
Unable to prove that all allocated memory was freed
Reason: Not analyzed.
- UnprovableResult [Line: 839]: Unable to prove that all allocated memory was freed
Unable to prove that all allocated memory was freed
Reason: Not analyzed.
- UnprovableResult [Line: 842]: Unable to prove that petrification did provide enough thread instances (tool internal message)
Unable to prove that petrification did provide enough thread instances (tool internal message)
Reason: Not analyzed.
- UnprovableResult [Line: 846]: Unable to prove that petrification did provide enough thread instances (tool internal message)
Unable to prove that petrification did provide enough thread instances (tool internal message)
Reason: Not analyzed.
- UnprovableResult [Line: 844]: Unable to prove that petrification did provide enough thread instances (tool internal message)
Unable to prove that petrification did provide enough thread instances (tool internal message)
Reason: Not analyzed.
- StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances
CFG has 7 procedures, 72 locations, 7 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: 9.9s, OverallIterations: 10, TraceHistogramMax: 1, PathProgramHistogramMax: 5, EmptinessCheckTime: 0.0s, AutomataDifference: 4.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 390 SdHoareTripleChecker+Valid, 1.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 366 mSDsluCounter, 155 SdHoareTripleChecker+Invalid, 1.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 138 mSDsCounter, 23 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1081 IncrementalHoareTripleChecker+Invalid, 1104 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 23 mSolverCounterUnsat, 17 mSDtfsCounter, 1081 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 63 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=271occurred in iteration=7, InterpolantAutomatonStates: 53, 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, 0.6s SatisfiabilityAnalysisTime, 3.8s InterpolantComputationTime, 241 NumberOfCodeBlocks, 241 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 200 ConstructedInterpolants, 0 QuantifiedInterpolants, 1380 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
[2024-11-28 04:31:50,548 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/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
Using bit-precise analysis
Retrying with bit-precise analysis
### Bit-precise run ###
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-wmm/mix035_power.opt_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB --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 6f7e432a886f0272967b45cc6f21d24dfd6dfdb8fd02a0d13e6bb2d2db636b21
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-d790fec
[2024-11-28 04:31:53,348 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-28 04:31:53,457 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf
[2024-11-28 04:31:53,466 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-28 04:31:53,466 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-28 04:31:53,512 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-28 04:31:53,526 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-28 04:31:53,526 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-28 04:31:53,527 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-28 04:31:53,527 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-28 04:31:53,527 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-28 04:31:53,527 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-28 04:31:53,527 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-28 04:31:53,527 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-28 04:31:53,528 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-28 04:31:53,528 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-28 04:31:53,528 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-28 04:31:53,528 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-28 04:31:53,528 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-28 04:31:53,528 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-28 04:31:53,528 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true
[2024-11-28 04:31:53,528 INFO L153 SettingsManager]: * Bitprecise bitfields=true
[2024-11-28 04:31:53,528 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true
[2024-11-28 04:31:53,532 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-28 04:31:53,532 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2024-11-28 04:31:53,532 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true
[2024-11-28 04:31:53,532 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2024-11-28 04:31:53,532 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-28 04:31:53,532 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-28 04:31:53,532 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-11-28 04:31:53,532 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-28 04:31:53,533 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-11-28 04:31:53,533 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-28 04:31:53,533 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-28 04:31:53,534 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-28 04:31:53,535 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-28 04:31:53,535 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-28 04:31:53,535 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-28 04:31:53,535 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-28 04:31:53,535 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-28 04:31:53,535 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-28 04:31:53,535 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-28 04:31:53,535 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-28 04:31:53,536 INFO L153 SettingsManager]: * Trace refinement strategy=FOX
[2024-11-28 04:31:53,536 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-11-28 04:31:53,536 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-28 04:31:53,536 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-28 04:31:53,536 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-28 04:31:53,536 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-28 04:31:53,536 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC
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_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB
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 -> 6f7e432a886f0272967b45cc6f21d24dfd6dfdb8fd02a0d13e6bb2d2db636b21
[2024-11-28 04:31:53,853 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-28 04:31:53,865 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-28 04:31:53,869 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-28 04:31:53,871 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-28 04:31:53,872 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-28 04:31:53,873 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/pthread-wmm/mix035_power.opt_rmo.opt.i
[2024-11-28 04:31:57,055 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/data/3bab9036c/0f85fa21e2b748f6ab37619998b40b6f/FLAG05c70bf70
[2024-11-28 04:31:57,417 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-28 04:31:57,417 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/sv-benchmarks/c/pthread-wmm/mix035_power.opt_rmo.opt.i
[2024-11-28 04:31:57,438 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/data/3bab9036c/0f85fa21e2b748f6ab37619998b40b6f/FLAG05c70bf70
[2024-11-28 04:31:57,461 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/data/3bab9036c/0f85fa21e2b748f6ab37619998b40b6f
[2024-11-28 04:31:57,464 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-28 04:31:57,469 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-28 04:31:57,472 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-28 04:31:57,472 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-28 04:31:57,483 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-28 04:31:57,484 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:31:57" (1/1) ...
[2024-11-28 04:31:57,485 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e086ffa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:57, skipping insertion in model container
[2024-11-28 04:31:57,485 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:31:57" (1/1) ...
[2024-11-28 04:31:57,535 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-28 04:31:58,073 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-28 04:31:58,096 INFO L200 MainTranslator]: Completed pre-run
[2024-11-28 04:31:58,180 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-28 04:31:58,223 INFO L204 MainTranslator]: Completed translation
[2024-11-28 04:31:58,224 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:58 WrapperNode
[2024-11-28 04:31:58,224 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-28 04:31:58,225 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-28 04:31:58,225 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-28 04:31:58,225 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-28 04:31:58,230 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:58" (1/1) ...
[2024-11-28 04:31:58,247 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:58" (1/1) ...
[2024-11-28 04:31:58,270 INFO L138 Inliner]: procedures = 176, calls = 47, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 123
[2024-11-28 04:31:58,271 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-28 04:31:58,271 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-28 04:31:58,271 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-28 04:31:58,271 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-28 04:31:58,282 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:58" (1/1) ...
[2024-11-28 04:31:58,282 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:58" (1/1) ...
[2024-11-28 04:31:58,288 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:58" (1/1) ...
[2024-11-28 04:31:58,306 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].
[2024-11-28 04:31:58,307 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:58" (1/1) ...
[2024-11-28 04:31:58,307 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:58" (1/1) ...
[2024-11-28 04:31:58,316 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:58" (1/1) ...
[2024-11-28 04:31:58,317 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:58" (1/1) ...
[2024-11-28 04:31:58,319 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:58" (1/1) ...
[2024-11-28 04:31:58,321 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:58" (1/1) ...
[2024-11-28 04:31:58,323 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:58" (1/1) ...
[2024-11-28 04:31:58,326 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-28 04:31:58,327 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-28 04:31:58,327 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-28 04:31:58,327 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-28 04:31:58,328 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:58" (1/1) ...
[2024-11-28 04:31:58,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-28 04:31:58,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3
[2024-11-28 04:31:58,378 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-28 04:31:58,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-28 04:31:58,410 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2024-11-28 04:31:58,410 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-28 04:31:58,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0
[2024-11-28 04:31:58,410 INFO L130 BoogieDeclarations]: Found specification of procedure P0
[2024-11-28 04:31:58,411 INFO L138 BoogieDeclarations]: Found implementation of procedure P0
[2024-11-28 04:31:58,411 INFO L130 BoogieDeclarations]: Found specification of procedure P1
[2024-11-28 04:31:58,411 INFO L138 BoogieDeclarations]: Found implementation of procedure P1
[2024-11-28 04:31:58,411 INFO L130 BoogieDeclarations]: Found specification of procedure P2
[2024-11-28 04:31:58,412 INFO L138 BoogieDeclarations]: Found implementation of procedure P2
[2024-11-28 04:31:58,412 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2024-11-28 04:31:58,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-28 04:31:58,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-28 04:31:58,413 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement.
[2024-11-28 04:31:58,620 INFO L234 CfgBuilder]: Building ICFG
[2024-11-28 04:31:58,623 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-28 04:31:59,042 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program.
[2024-11-28 04:31:59,042 INFO L283 CfgBuilder]: Performing block encoding
[2024-11-28 04:31:59,305 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-28 04:31:59,305 INFO L312 CfgBuilder]: Removed 0 assume(true) statements.
[2024-11-28 04:31:59,306 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:31:59 BoogieIcfgContainer
[2024-11-28 04:31:59,306 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-28 04:31:59,308 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-28 04:31:59,308 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-28 04:31:59,313 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-28 04:31:59,314 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:31:57" (1/3) ...
[2024-11-28 04:31:59,314 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47f3dcdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:31:59, skipping insertion in model container
[2024-11-28 04:31:59,315 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:58" (2/3) ...
[2024-11-28 04:31:59,315 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47f3dcdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:31:59, skipping insertion in model container
[2024-11-28 04:31:59,315 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:31:59" (3/3) ...
[2024-11-28 04:31:59,316 INFO L128 eAbstractionObserver]: Analyzing ICFG mix035_power.opt_rmo.opt.i
[2024-11-28 04:31:59,332 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-28 04:31:59,335 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG mix035_power.opt_rmo.opt.i that has 4 procedures, 45 locations, 1 initial locations, 0 loop locations, and 3 error locations.
[2024-11-28 04:31:59,335 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2024-11-28 04:31:59,446 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2024-11-28 04:31:59,486 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 54 places, 46 transitions, 104 flow
[2024-11-28 04:31:59,537 INFO L124 PetriNetUnfolderBase]: 2/43 cut-off events.
[2024-11-28 04:31:59,540 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES.
[2024-11-28 04:31:59,545 INFO L83 FinitePrefix]: Finished finitePrefix Result has 53 conditions, 43 events. 2/43 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 83 event pairs, 0 based on Foata normal form. 0/38 useless extension candidates. Maximal degree in co-relation 45. Up to 2 conditions per place.
[2024-11-28 04:31:59,545 INFO L82 GeneralOperation]: Start removeDead. Operand has 54 places, 46 transitions, 104 flow
[2024-11-28 04:31:59,549 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 51 places, 43 transitions, 95 flow
[2024-11-28 04:31:59,561 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-28 04:31:59,579 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;@698e1c4b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-28 04:31:59,580 INFO L334 AbstractCegarLoop]: Starting to check reachability of 7 error locations.
[2024-11-28 04:31:59,588 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder.
[2024-11-28 04:31:59,588 INFO L124 PetriNetUnfolderBase]: 0/10 cut-off events.
[2024-11-28 04:31:59,588 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES.
[2024-11-28 04:31:59,589 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-11-28 04:31:59,589 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1]
[2024-11-28 04:31:59,591 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONMEMORY_LEAK === [P1Err0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (and 4 more)] ===
[2024-11-28 04:31:59,596 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-28 04:31:59,596 INFO L85 PathProgramCache]: Analyzing trace with hash -1289950281, now seen corresponding path program 1 times
[2024-11-28 04:31:59,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-28 04:31:59,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1505492728]
[2024-11-28 04:31:59,608 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-28 04:31:59,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-28 04:31:59,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3
[2024-11-28 04:31:59,612 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-28 04:31:59,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-11-28 04:31:59,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-28 04:31:59,750 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 5 conjuncts are in the unsatisfiable core
[2024-11-28 04:31:59,753 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-11-28 04:31:59,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-28 04:31:59,793 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-28 04:31:59,794 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-11-28 04:31:59,796 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1505492728]
[2024-11-28 04:31:59,796 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1505492728] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-28 04:31:59,797 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-28 04:31:59,797 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2024-11-28 04:31:59,798 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111290087]
[2024-11-28 04:31:59,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-28 04:31:59,807 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-28 04:31:59,812 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-11-28 04:31:59,837 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-28 04:31:59,837 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-28 04:31:59,839 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 46
[2024-11-28 04:31:59,842 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 51 places, 43 transitions, 95 flow. Second operand has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 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)
[2024-11-28 04:31:59,842 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-28 04:31:59,843 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 46
[2024-11-28 04:31:59,844 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-28 04:32:00,375 INFO L124 PetriNetUnfolderBase]: 603/1133 cut-off events.
[2024-11-28 04:32:00,377 INFO L125 PetriNetUnfolderBase]: For 9/9 co-relation queries the response was YES.
[2024-11-28 04:32:00,385 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2092 conditions, 1133 events. 603/1133 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 90. Compared 7067 event pairs, 192 based on Foata normal form. 72/1175 useless extension candidates. Maximal degree in co-relation 2081. Up to 742 conditions per place.
[2024-11-28 04:32:00,399 INFO L140 encePairwiseOnDemand]: 41/46 looper letters, 29 selfloop transitions, 2 changer transitions 2/52 dead transitions.
[2024-11-28 04:32:00,400 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 51 places, 52 transitions, 182 flow
[2024-11-28 04:32:00,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-28 04:32:00,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2024-11-28 04:32:00,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 104 transitions.
[2024-11-28 04:32:00,416 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7536231884057971
[2024-11-28 04:32:00,417 INFO L175 Difference]: Start difference. First operand has 51 places, 43 transitions, 95 flow. Second operand 3 states and 104 transitions.
[2024-11-28 04:32:00,418 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 51 places, 52 transitions, 182 flow
[2024-11-28 04:32:00,423 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 48 places, 52 transitions, 178 flow, removed 0 selfloop flow, removed 3 redundant places.
[2024-11-28 04:32:00,428 INFO L231 Difference]: Finished difference. Result has 48 places, 38 transitions, 86 flow
[2024-11-28 04:32:00,432 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=84, PETRI_DIFFERENCE_MINUEND_PLACES=46, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=39, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=37, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=86, PETRI_PLACES=48, PETRI_TRANSITIONS=38}
[2024-11-28 04:32:00,437 INFO L279 CegarLoopForPetriNet]: 51 programPoint places, -3 predicate places.
[2024-11-28 04:32:00,437 INFO L471 AbstractCegarLoop]: Abstraction has has 48 places, 38 transitions, 86 flow
[2024-11-28 04:32:00,437 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 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)
[2024-11-28 04:32:00,437 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-11-28 04:32:00,437 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-28 04:32:00,448 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2024-11-28 04:32:00,643 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-28 04:32:00,643 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK === [P1Err0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (and 4 more)] ===
[2024-11-28 04:32:00,644 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-28 04:32:00,644 INFO L85 PathProgramCache]: Analyzing trace with hash 1949927629, now seen corresponding path program 1 times
[2024-11-28 04:32:00,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-28 04:32:00,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1165562511]
[2024-11-28 04:32:00,645 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-28 04:32:00,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-28 04:32:00,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3
[2024-11-28 04:32:00,649 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-28 04:32:00,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2024-11-28 04:32:00,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-28 04:32:00,755 INFO L256 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjuncts are in the unsatisfiable core
[2024-11-28 04:32:00,756 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-11-28 04:32:00,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-28 04:32:00,794 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-28 04:32:00,794 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-11-28 04:32:00,794 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1165562511]
[2024-11-28 04:32:00,794 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1165562511] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-28 04:32:00,795 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-28 04:32:00,795 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2024-11-28 04:32:00,795 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841941582]
[2024-11-28 04:32:00,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-28 04:32:00,796 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-28 04:32:00,796 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-11-28 04:32:00,797 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-28 04:32:00,797 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-28 04:32:00,799 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 21 out of 46
[2024-11-28 04:32:00,799 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 48 places, 38 transitions, 86 flow. Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 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)
[2024-11-28 04:32:00,799 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-28 04:32:00,800 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 21 of 46
[2024-11-28 04:32:00,800 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-28 04:32:01,123 INFO L124 PetriNetUnfolderBase]: 528/1076 cut-off events.
[2024-11-28 04:32:01,124 INFO L125 PetriNetUnfolderBase]: For 69/69 co-relation queries the response was YES.
[2024-11-28 04:32:01,155 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1992 conditions, 1076 events. 528/1076 cut-off events. For 69/69 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 7116 event pairs, 528 based on Foata normal form. 36/1052 useless extension candidates. Maximal degree in co-relation 1982. Up to 811 conditions per place.
[2024-11-28 04:32:01,160 INFO L140 encePairwiseOnDemand]: 44/46 looper letters, 17 selfloop transitions, 1 changer transitions 1/37 dead transitions.
[2024-11-28 04:32:01,160 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 48 places, 37 transitions, 122 flow
[2024-11-28 04:32:01,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-28 04:32:01,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2024-11-28 04:32:01,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 83 transitions.
[2024-11-28 04:32:01,164 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.6014492753623188
[2024-11-28 04:32:01,164 INFO L175 Difference]: Start difference. First operand has 48 places, 38 transitions, 86 flow. Second operand 3 states and 83 transitions.
[2024-11-28 04:32:01,164 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 48 places, 37 transitions, 122 flow
[2024-11-28 04:32:01,165 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 46 places, 37 transitions, 118 flow, removed 0 selfloop flow, removed 2 redundant places.
[2024-11-28 04:32:01,166 INFO L231 Difference]: Finished difference. Result has 46 places, 36 transitions, 80 flow
[2024-11-28 04:32:01,166 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=80, PETRI_DIFFERENCE_MINUEND_PLACES=44, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=37, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=36, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=80, PETRI_PLACES=46, PETRI_TRANSITIONS=36}
[2024-11-28 04:32:01,167 INFO L279 CegarLoopForPetriNet]: 51 programPoint places, -5 predicate places.
[2024-11-28 04:32:01,168 INFO L471 AbstractCegarLoop]: Abstraction has has 46 places, 36 transitions, 80 flow
[2024-11-28 04:32:01,168 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 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)
[2024-11-28 04:32:01,168 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-11-28 04:32:01,169 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-28 04:32:01,179 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0
[2024-11-28 04:32:01,374 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-28 04:32:01,374 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [P1Err0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (and 4 more)] ===
[2024-11-28 04:32:01,375 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-28 04:32:01,376 INFO L85 PathProgramCache]: Analyzing trace with hash 1949927522, now seen corresponding path program 1 times
[2024-11-28 04:32:01,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-28 04:32:01,377 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [111366491]
[2024-11-28 04:32:01,377 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-28 04:32:01,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-28 04:32:01,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3
[2024-11-28 04:32:01,379 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-28 04:32:01,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process
[2024-11-28 04:32:01,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-28 04:32:01,490 INFO L256 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 3 conjuncts are in the unsatisfiable core
[2024-11-28 04:32:01,492 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-11-28 04:32:01,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-28 04:32:01,540 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-28 04:32:01,540 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-11-28 04:32:01,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [111366491]
[2024-11-28 04:32:01,540 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [111366491] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-28 04:32:01,541 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-28 04:32:01,541 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-28 04:32:01,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531058245]
[2024-11-28 04:32:01,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-28 04:32:01,541 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-28 04:32:01,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-11-28 04:32:01,542 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-28 04:32:01,542 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-28 04:32:01,558 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 46
[2024-11-28 04:32:01,558 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 46 places, 36 transitions, 80 flow. Second operand has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 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)
[2024-11-28 04:32:01,558 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-28 04:32:01,559 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 46
[2024-11-28 04:32:01,559 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-28 04:32:02,023 INFO L124 PetriNetUnfolderBase]: 1213/2151 cut-off events.
[2024-11-28 04:32:02,024 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES.
[2024-11-28 04:32:02,028 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4047 conditions, 2151 events. 1213/2151 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 151. Compared 13759 event pairs, 147 based on Foata normal form. 80/2163 useless extension candidates. Maximal degree in co-relation 4041. Up to 1081 conditions per place.
[2024-11-28 04:32:02,038 INFO L140 encePairwiseOnDemand]: 40/46 looper letters, 39 selfloop transitions, 5 changer transitions 1/59 dead transitions.
[2024-11-28 04:32:02,038 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 48 places, 59 transitions, 220 flow
[2024-11-28 04:32:02,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-28 04:32:02,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states.
[2024-11-28 04:32:02,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 119 transitions.
[2024-11-28 04:32:02,040 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.6467391304347826
[2024-11-28 04:32:02,040 INFO L175 Difference]: Start difference. First operand has 46 places, 36 transitions, 80 flow. Second operand 4 states and 119 transitions.
[2024-11-28 04:32:02,040 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 48 places, 59 transitions, 220 flow
[2024-11-28 04:32:02,041 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 47 places, 59 transitions, 219 flow, removed 0 selfloop flow, removed 1 redundant places.
[2024-11-28 04:32:02,043 INFO L231 Difference]: Finished difference. Result has 49 places, 39 transitions, 113 flow
[2024-11-28 04:32:02,043 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=79, PETRI_DIFFERENCE_MINUEND_PLACES=44, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=36, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=113, PETRI_PLACES=49, PETRI_TRANSITIONS=39}
[2024-11-28 04:32:02,044 INFO L279 CegarLoopForPetriNet]: 51 programPoint places, -2 predicate places.
[2024-11-28 04:32:02,044 INFO L471 AbstractCegarLoop]: Abstraction has has 49 places, 39 transitions, 113 flow
[2024-11-28 04:32:02,045 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 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)
[2024-11-28 04:32:02,045 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-11-28 04:32:02,045 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-28 04:32:02,055 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0
[2024-11-28 04:32:02,245 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-28 04:32:02,246 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [P1Err0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (and 4 more)] ===
[2024-11-28 04:32:02,246 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-28 04:32:02,246 INFO L85 PathProgramCache]: Analyzing trace with hash 487148733, now seen corresponding path program 1 times
[2024-11-28 04:32:02,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-28 04:32:02,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1917818955]
[2024-11-28 04:32:02,247 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-28 04:32:02,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-28 04:32:02,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3
[2024-11-28 04:32:02,249 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-28 04:32:02,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process
[2024-11-28 04:32:02,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-28 04:32:02,357 INFO L256 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 4 conjuncts are in the unsatisfiable core
[2024-11-28 04:32:02,359 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-11-28 04:32:02,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-28 04:32:02,424 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-28 04:32:02,425 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-11-28 04:32:02,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1917818955]
[2024-11-28 04:32:02,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1917818955] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-28 04:32:02,425 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-28 04:32:02,425 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-11-28 04:32:02,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1821905537]
[2024-11-28 04:32:02,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-28 04:32:02,426 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-11-28 04:32:02,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-11-28 04:32:02,426 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-11-28 04:32:02,427 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2024-11-28 04:32:02,444 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 46
[2024-11-28 04:32:02,445 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 49 places, 39 transitions, 113 flow. Second operand has 5 states, 5 states have (on average 20.8) internal successors, (104), 5 states have internal predecessors, (104), 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)
[2024-11-28 04:32:02,445 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-28 04:32:02,445 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 46
[2024-11-28 04:32:02,445 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-28 04:32:02,817 INFO L124 PetriNetUnfolderBase]: 809/1447 cut-off events.
[2024-11-28 04:32:02,817 INFO L125 PetriNetUnfolderBase]: For 384/384 co-relation queries the response was YES.
[2024-11-28 04:32:02,820 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3254 conditions, 1447 events. 809/1447 cut-off events. For 384/384 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 8135 event pairs, 73 based on Foata normal form. 68/1470 useless extension candidates. Maximal degree in co-relation 3245. Up to 521 conditions per place.
[2024-11-28 04:32:02,827 INFO L140 encePairwiseOnDemand]: 40/46 looper letters, 49 selfloop transitions, 8 changer transitions 1/72 dead transitions.
[2024-11-28 04:32:02,827 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 53 places, 72 transitions, 316 flow
[2024-11-28 04:32:02,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-11-28 04:32:02,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states.
[2024-11-28 04:32:02,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 150 transitions.
[2024-11-28 04:32:02,829 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.6521739130434783
[2024-11-28 04:32:02,829 INFO L175 Difference]: Start difference. First operand has 49 places, 39 transitions, 113 flow. Second operand 5 states and 150 transitions.
[2024-11-28 04:32:02,829 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 53 places, 72 transitions, 316 flow
[2024-11-28 04:32:02,831 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 51 places, 72 transitions, 306 flow, removed 1 selfloop flow, removed 2 redundant places.
[2024-11-28 04:32:02,832 INFO L231 Difference]: Finished difference. Result has 53 places, 42 transitions, 153 flow
[2024-11-28 04:32:02,833 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=105, PETRI_DIFFERENCE_MINUEND_PLACES=47, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=39, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=153, PETRI_PLACES=53, PETRI_TRANSITIONS=42}
[2024-11-28 04:32:02,833 INFO L279 CegarLoopForPetriNet]: 51 programPoint places, 2 predicate places.
[2024-11-28 04:32:02,834 INFO L471 AbstractCegarLoop]: Abstraction has has 53 places, 42 transitions, 153 flow
[2024-11-28 04:32:02,834 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.8) internal successors, (104), 5 states have internal predecessors, (104), 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)
[2024-11-28 04:32:02,834 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-11-28 04:32:02,834 INFO L206 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]
[2024-11-28 04:32:02,844 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0
[2024-11-28 04:32:03,034 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-28 04:32:03,035 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [P1Err0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (and 4 more)] ===
[2024-11-28 04:32:03,036 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-28 04:32:03,036 INFO L85 PathProgramCache]: Analyzing trace with hash -1267375724, now seen corresponding path program 1 times
[2024-11-28 04:32:03,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-28 04:32:03,037 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [865680506]
[2024-11-28 04:32:03,037 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-28 04:32:03,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-28 04:32:03,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3
[2024-11-28 04:32:03,039 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-28 04:32:03,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process
[2024-11-28 04:32:03,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-28 04:32:03,172 INFO L256 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 5 conjuncts are in the unsatisfiable core
[2024-11-28 04:32:03,173 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-11-28 04:32:03,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-28 04:32:03,257 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-28 04:32:03,257 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-11-28 04:32:03,257 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [865680506]
[2024-11-28 04:32:03,257 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [865680506] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-28 04:32:03,257 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-28 04:32:03,257 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2024-11-28 04:32:03,257 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1208546768]
[2024-11-28 04:32:03,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-28 04:32:03,257 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-11-28 04:32:03,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-11-28 04:32:03,258 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-11-28 04:32:03,258 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2024-11-28 04:32:03,268 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 46
[2024-11-28 04:32:03,268 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 53 places, 42 transitions, 153 flow. Second operand has 6 states, 6 states have (on average 20.833333333333332) internal successors, (125), 6 states have internal predecessors, (125), 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)
[2024-11-28 04:32:03,269 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-28 04:32:03,269 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 46
[2024-11-28 04:32:03,269 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-28 04:32:03,629 INFO L124 PetriNetUnfolderBase]: 477/831 cut-off events.
[2024-11-28 04:32:03,629 INFO L125 PetriNetUnfolderBase]: For 730/730 co-relation queries the response was YES.
[2024-11-28 04:32:03,631 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2144 conditions, 831 events. 477/831 cut-off events. For 730/730 co-relation queries the response was YES. Maximal size of possible extension queue 45. Compared 3725 event pairs, 59 based on Foata normal form. 36/832 useless extension candidates. Maximal degree in co-relation 2133. Up to 268 conditions per place.
[2024-11-28 04:32:03,636 INFO L140 encePairwiseOnDemand]: 40/46 looper letters, 43 selfloop transitions, 11 changer transitions 1/69 dead transitions.
[2024-11-28 04:32:03,637 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 58 places, 69 transitions, 327 flow
[2024-11-28 04:32:03,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2024-11-28 04:32:03,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states.
[2024-11-28 04:32:03,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 165 transitions.
[2024-11-28 04:32:03,638 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.5978260869565217
[2024-11-28 04:32:03,638 INFO L175 Difference]: Start difference. First operand has 53 places, 42 transitions, 153 flow. Second operand 6 states and 165 transitions.
[2024-11-28 04:32:03,639 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 58 places, 69 transitions, 327 flow
[2024-11-28 04:32:03,643 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 54 places, 69 transitions, 302 flow, removed 4 selfloop flow, removed 4 redundant places.
[2024-11-28 04:32:03,645 INFO L231 Difference]: Finished difference. Result has 56 places, 42 transitions, 167 flow
[2024-11-28 04:32:03,645 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=131, PETRI_DIFFERENCE_MINUEND_PLACES=49, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=42, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=167, PETRI_PLACES=56, PETRI_TRANSITIONS=42}
[2024-11-28 04:32:03,645 INFO L279 CegarLoopForPetriNet]: 51 programPoint places, 5 predicate places.
[2024-11-28 04:32:03,646 INFO L471 AbstractCegarLoop]: Abstraction has has 56 places, 42 transitions, 167 flow
[2024-11-28 04:32:03,646 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.833333333333332) internal successors, (125), 6 states have internal predecessors, (125), 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)
[2024-11-28 04:32:03,646 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-11-28 04:32:03,646 INFO L206 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, 1, 1, 1, 1]
[2024-11-28 04:32:03,656 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0
[2024-11-28 04:32:03,847 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-28 04:32:03,847 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [P1Err0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (and 4 more)] ===
[2024-11-28 04:32:03,848 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-28 04:32:03,848 INFO L85 PathProgramCache]: Analyzing trace with hash -99838199, now seen corresponding path program 1 times
[2024-11-28 04:32:03,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-28 04:32:03,848 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1680403018]
[2024-11-28 04:32:03,848 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-28 04:32:03,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-28 04:32:03,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3
[2024-11-28 04:32:03,852 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-28 04:32:03,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process
[2024-11-28 04:32:03,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-28 04:32:03,951 INFO L256 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 11 conjuncts are in the unsatisfiable core
[2024-11-28 04:32:03,953 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-11-28 04:32:04,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-28 04:32:04,176 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-28 04:32:04,176 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-11-28 04:32:04,176 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1680403018]
[2024-11-28 04:32:04,176 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1680403018] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-28 04:32:04,176 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-28 04:32:04,176 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2024-11-28 04:32:04,176 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831453207]
[2024-11-28 04:32:04,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-28 04:32:04,177 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states
[2024-11-28 04:32:04,177 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-11-28 04:32:04,177 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2024-11-28 04:32:04,177 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72
[2024-11-28 04:32:04,202 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 15 out of 46
[2024-11-28 04:32:04,203 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 56 places, 42 transitions, 167 flow. Second operand has 9 states, 9 states have (on average 17.444444444444443) internal successors, (157), 9 states have internal predecessors, (157), 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)
[2024-11-28 04:32:04,203 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-28 04:32:04,203 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 15 of 46
[2024-11-28 04:32:04,203 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-28 04:32:04,775 INFO L124 PetriNetUnfolderBase]: 984/1616 cut-off events.
[2024-11-28 04:32:04,776 INFO L125 PetriNetUnfolderBase]: For 1411/1411 co-relation queries the response was YES.
[2024-11-28 04:32:04,780 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4227 conditions, 1616 events. 984/1616 cut-off events. For 1411/1411 co-relation queries the response was YES. Maximal size of possible extension queue 85. Compared 7895 event pairs, 192 based on Foata normal form. 8/1603 useless extension candidates. Maximal degree in co-relation 4215. Up to 807 conditions per place.
[2024-11-28 04:32:04,785 INFO L140 encePairwiseOnDemand]: 36/46 looper letters, 45 selfloop transitions, 7 changer transitions 37/100 dead transitions.
[2024-11-28 04:32:04,785 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 64 places, 100 transitions, 553 flow
[2024-11-28 04:32:04,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2024-11-28 04:32:04,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states.
[2024-11-28 04:32:04,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 219 transitions.
[2024-11-28 04:32:04,787 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.5289855072463768
[2024-11-28 04:32:04,787 INFO L175 Difference]: Start difference. First operand has 56 places, 42 transitions, 167 flow. Second operand 9 states and 219 transitions.
[2024-11-28 04:32:04,787 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 64 places, 100 transitions, 553 flow
[2024-11-28 04:32:04,806 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 56 places, 100 transitions, 436 flow, removed 20 selfloop flow, removed 8 redundant places.
[2024-11-28 04:32:04,808 INFO L231 Difference]: Finished difference. Result has 62 places, 45 transitions, 155 flow
[2024-11-28 04:32:04,809 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=111, PETRI_DIFFERENCE_MINUEND_PLACES=48, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=42, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=37, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=155, PETRI_PLACES=62, PETRI_TRANSITIONS=45}
[2024-11-28 04:32:04,810 INFO L279 CegarLoopForPetriNet]: 51 programPoint places, 11 predicate places.
[2024-11-28 04:32:04,810 INFO L471 AbstractCegarLoop]: Abstraction has has 62 places, 45 transitions, 155 flow
[2024-11-28 04:32:04,811 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 17.444444444444443) internal successors, (157), 9 states have internal predecessors, (157), 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)
[2024-11-28 04:32:04,812 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-11-28 04:32:04,812 INFO L206 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, 1, 1, 1, 1]
[2024-11-28 04:32:04,822 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0
[2024-11-28 04:32:05,016 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-28 04:32:05,016 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [P1Err0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (and 4 more)] ===
[2024-11-28 04:32:05,016 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-28 04:32:05,017 INFO L85 PathProgramCache]: Analyzing trace with hash -440449367, now seen corresponding path program 2 times
[2024-11-28 04:32:05,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-28 04:32:05,017 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1650250722]
[2024-11-28 04:32:05,017 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2024-11-28 04:32:05,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-28 04:32:05,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3
[2024-11-28 04:32:05,019 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-28 04:32:05,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process
[2024-11-28 04:32:05,121 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s)
[2024-11-28 04:32:05,121 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat
[2024-11-28 04:32:05,123 INFO L256 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 16 conjuncts are in the unsatisfiable core
[2024-11-28 04:32:05,126 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-11-28 04:32:05,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-28 04:32:05,713 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-28 04:32:05,714 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-11-28 04:32:05,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1650250722]
[2024-11-28 04:32:05,714 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1650250722] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-28 04:32:05,714 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-28 04:32:05,714 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2024-11-28 04:32:05,714 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [297192089]
[2024-11-28 04:32:05,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-28 04:32:05,715 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states
[2024-11-28 04:32:05,715 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-11-28 04:32:05,716 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2024-11-28 04:32:05,716 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90
[2024-11-28 04:32:05,736 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 46
[2024-11-28 04:32:05,737 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 62 places, 45 transitions, 155 flow. Second operand has 10 states, 10 states have (on average 21.7) internal successors, (217), 10 states have internal predecessors, (217), 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)
[2024-11-28 04:32:05,737 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-28 04:32:05,737 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 46
[2024-11-28 04:32:05,737 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-28 04:32:06,299 INFO L124 PetriNetUnfolderBase]: 484/963 cut-off events.
[2024-11-28 04:32:06,300 INFO L125 PetriNetUnfolderBase]: For 102/102 co-relation queries the response was YES.
[2024-11-28 04:32:06,303 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2042 conditions, 963 events. 484/963 cut-off events. For 102/102 co-relation queries the response was YES. Maximal size of possible extension queue 53. Compared 4997 event pairs, 107 based on Foata normal form. 8/922 useless extension candidates. Maximal degree in co-relation 2028. Up to 232 conditions per place.
[2024-11-28 04:32:06,307 INFO L140 encePairwiseOnDemand]: 37/46 looper letters, 37 selfloop transitions, 5 changer transitions 17/84 dead transitions.
[2024-11-28 04:32:06,307 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 66 places, 84 transitions, 364 flow
[2024-11-28 04:32:06,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states.
[2024-11-28 04:32:06,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states.
[2024-11-28 04:32:06,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 260 transitions.
[2024-11-28 04:32:06,312 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.5652173913043478
[2024-11-28 04:32:06,312 INFO L175 Difference]: Start difference. First operand has 62 places, 45 transitions, 155 flow. Second operand 10 states and 260 transitions.
[2024-11-28 04:32:06,312 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 66 places, 84 transitions, 364 flow
[2024-11-28 04:32:06,313 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 60 places, 84 transitions, 338 flow, removed 7 selfloop flow, removed 6 redundant places.
[2024-11-28 04:32:06,317 INFO L231 Difference]: Finished difference. Result has 65 places, 46 transitions, 161 flow
[2024-11-28 04:32:06,317 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=135, PETRI_DIFFERENCE_MINUEND_PLACES=51, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=45, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=40, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=161, PETRI_PLACES=65, PETRI_TRANSITIONS=46}
[2024-11-28 04:32:06,318 INFO L279 CegarLoopForPetriNet]: 51 programPoint places, 14 predicate places.
[2024-11-28 04:32:06,318 INFO L471 AbstractCegarLoop]: Abstraction has has 65 places, 46 transitions, 161 flow
[2024-11-28 04:32:06,319 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 21.7) internal successors, (217), 10 states have internal predecessors, (217), 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)
[2024-11-28 04:32:06,319 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-11-28 04:32:06,323 INFO L206 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, 1, 1, 1, 1]
[2024-11-28 04:32:06,334 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0
[2024-11-28 04:32:06,523 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-28 04:32:06,524 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [P1Err0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (and 4 more)] ===
[2024-11-28 04:32:06,524 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-28 04:32:06,524 INFO L85 PathProgramCache]: Analyzing trace with hash -537480037, now seen corresponding path program 3 times
[2024-11-28 04:32:06,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-28 04:32:06,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [359782542]
[2024-11-28 04:32:06,525 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2
[2024-11-28 04:32:06,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-28 04:32:06,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3
[2024-11-28 04:32:06,528 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-28 04:32:06,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process
[2024-11-28 04:32:06,625 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s)
[2024-11-28 04:32:06,625 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat
[2024-11-28 04:32:06,627 INFO L256 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 11 conjuncts are in the unsatisfiable core
[2024-11-28 04:32:06,629 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-11-28 04:32:06,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-28 04:32:06,822 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-28 04:32:06,822 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-11-28 04:32:06,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [359782542]
[2024-11-28 04:32:06,822 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [359782542] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-28 04:32:06,822 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-28 04:32:06,823 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2024-11-28 04:32:06,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32968331]
[2024-11-28 04:32:06,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-28 04:32:06,824 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states
[2024-11-28 04:32:06,825 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-11-28 04:32:06,825 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2024-11-28 04:32:06,825 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72
[2024-11-28 04:32:06,886 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 15 out of 46
[2024-11-28 04:32:06,887 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 65 places, 46 transitions, 161 flow. Second operand has 9 states, 9 states have (on average 17.444444444444443) internal successors, (157), 9 states have internal predecessors, (157), 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)
[2024-11-28 04:32:06,887 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-28 04:32:06,887 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 15 of 46
[2024-11-28 04:32:06,887 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-28 04:32:07,598 INFO L124 PetriNetUnfolderBase]: 1129/1885 cut-off events.
[2024-11-28 04:32:07,599 INFO L125 PetriNetUnfolderBase]: For 798/852 co-relation queries the response was YES.
[2024-11-28 04:32:07,603 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4758 conditions, 1885 events. 1129/1885 cut-off events. For 798/852 co-relation queries the response was YES. Maximal size of possible extension queue 100. Compared 9664 event pairs, 188 based on Foata normal form. 11/1885 useless extension candidates. Maximal degree in co-relation 4743. Up to 952 conditions per place.
[2024-11-28 04:32:07,608 INFO L140 encePairwiseOnDemand]: 36/46 looper letters, 37 selfloop transitions, 7 changer transitions 49/104 dead transitions.
[2024-11-28 04:32:07,608 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 69 places, 104 transitions, 533 flow
[2024-11-28 04:32:07,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2024-11-28 04:32:07,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states.
[2024-11-28 04:32:07,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 221 transitions.
[2024-11-28 04:32:07,611 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.533816425120773
[2024-11-28 04:32:07,611 INFO L175 Difference]: Start difference. First operand has 65 places, 46 transitions, 161 flow. Second operand 9 states and 221 transitions.
[2024-11-28 04:32:07,611 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 69 places, 104 transitions, 533 flow
[2024-11-28 04:32:07,614 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 63 places, 104 transitions, 504 flow, removed 5 selfloop flow, removed 6 redundant places.
[2024-11-28 04:32:07,617 INFO L231 Difference]: Finished difference. Result has 68 places, 44 transitions, 166 flow
[2024-11-28 04:32:07,617 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=149, PETRI_DIFFERENCE_MINUEND_PLACES=55, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=39, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=166, PETRI_PLACES=68, PETRI_TRANSITIONS=44}
[2024-11-28 04:32:07,619 INFO L279 CegarLoopForPetriNet]: 51 programPoint places, 17 predicate places.
[2024-11-28 04:32:07,619 INFO L471 AbstractCegarLoop]: Abstraction has has 68 places, 44 transitions, 166 flow
[2024-11-28 04:32:07,620 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 17.444444444444443) internal successors, (157), 9 states have internal predecessors, (157), 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)
[2024-11-28 04:32:07,620 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-11-28 04:32:07,620 INFO L206 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, 1, 1, 1, 1]
[2024-11-28 04:32:07,632 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0
[2024-11-28 04:32:07,820 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-28 04:32:07,821 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [P1Err0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (and 4 more)] ===
[2024-11-28 04:32:07,821 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-28 04:32:07,821 INFO L85 PathProgramCache]: Analyzing trace with hash 635607219, now seen corresponding path program 4 times
[2024-11-28 04:32:07,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-28 04:32:07,822 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1467129649]
[2024-11-28 04:32:07,822 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST
[2024-11-28 04:32:07,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-28 04:32:07,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3
[2024-11-28 04:32:07,826 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-28 04:32:07,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process
[2024-11-28 04:32:07,926 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s)
[2024-11-28 04:32:07,926 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat
[2024-11-28 04:32:07,929 INFO L256 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 9 conjuncts are in the unsatisfiable core
[2024-11-28 04:32:07,931 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-11-28 04:32:08,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-28 04:32:08,032 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-28 04:32:08,032 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-11-28 04:32:08,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1467129649]
[2024-11-28 04:32:08,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1467129649] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-28 04:32:08,032 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-28 04:32:08,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2024-11-28 04:32:08,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597636731]
[2024-11-28 04:32:08,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-28 04:32:08,033 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2024-11-28 04:32:08,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-11-28 04:32:08,034 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2024-11-28 04:32:08,034 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42
[2024-11-28 04:32:08,046 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 46
[2024-11-28 04:32:08,046 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 68 places, 44 transitions, 166 flow. Second operand has 7 states, 7 states have (on average 20.714285714285715) internal successors, (145), 7 states have internal predecessors, (145), 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)
[2024-11-28 04:32:08,047 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-28 04:32:08,047 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 46
[2024-11-28 04:32:08,047 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-28 04:32:08,450 INFO L124 PetriNetUnfolderBase]: 597/1255 cut-off events.
[2024-11-28 04:32:08,450 INFO L125 PetriNetUnfolderBase]: For 334/348 co-relation queries the response was YES.
[2024-11-28 04:32:08,454 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2794 conditions, 1255 events. 597/1255 cut-off events. For 334/348 co-relation queries the response was YES. Maximal size of possible extension queue 82. Compared 7326 event pairs, 219 based on Foata normal form. 16/1221 useless extension candidates. Maximal degree in co-relation 2777. Up to 470 conditions per place.
[2024-11-28 04:32:08,457 INFO L140 encePairwiseOnDemand]: 40/46 looper letters, 22 selfloop transitions, 1 changer transitions 27/72 dead transitions.
[2024-11-28 04:32:08,457 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 69 places, 72 transitions, 341 flow
[2024-11-28 04:32:08,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2024-11-28 04:32:08,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states.
[2024-11-28 04:32:08,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 177 transitions.
[2024-11-28 04:32:08,458 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.5496894409937888
[2024-11-28 04:32:08,458 INFO L175 Difference]: Start difference. First operand has 68 places, 44 transitions, 166 flow. Second operand 7 states and 177 transitions.
[2024-11-28 04:32:08,458 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 69 places, 72 transitions, 341 flow
[2024-11-28 04:32:08,460 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 60 places, 72 transitions, 306 flow, removed 10 selfloop flow, removed 9 redundant places.
[2024-11-28 04:32:08,464 INFO L231 Difference]: Finished difference. Result has 65 places, 44 transitions, 155 flow
[2024-11-28 04:32:08,465 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=142, PETRI_DIFFERENCE_MINUEND_PLACES=54, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=44, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=43, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=155, PETRI_PLACES=65, PETRI_TRANSITIONS=44}
[2024-11-28 04:32:08,466 INFO L279 CegarLoopForPetriNet]: 51 programPoint places, 14 predicate places.
[2024-11-28 04:32:08,467 INFO L471 AbstractCegarLoop]: Abstraction has has 65 places, 44 transitions, 155 flow
[2024-11-28 04:32:08,468 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 20.714285714285715) internal successors, (145), 7 states have internal predecessors, (145), 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)
[2024-11-28 04:32:08,468 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-11-28 04:32:08,468 INFO L206 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, 1, 1, 1, 1]
[2024-11-28 04:32:08,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0
[2024-11-28 04:32:08,672 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-28 04:32:08,672 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [P1Err0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (and 4 more)] ===
[2024-11-28 04:32:08,672 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-28 04:32:08,673 INFO L85 PathProgramCache]: Analyzing trace with hash -2004760219, now seen corresponding path program 5 times
[2024-11-28 04:32:08,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-28 04:32:08,673 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [88260309]
[2024-11-28 04:32:08,673 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1
[2024-11-28 04:32:08,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-28 04:32:08,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3
[2024-11-28 04:32:08,679 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-28 04:32:08,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process
[2024-11-28 04:32:08,790 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 1 check-sat command(s)
[2024-11-28 04:32:08,791 INFO L230 tOrderPrioritization]: Conjunction of SSA is sat
[2024-11-28 04:32:08,791 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-28 04:32:08,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-28 04:32:08,883 INFO L130 FreeRefinementEngine]: Strategy FOX found a feasible trace
[2024-11-28 04:32:08,883 INFO L340 BasicCegarLoop]: Counterexample is feasible
[2024-11-28 04:32:08,884 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (6 of 7 remaining)
[2024-11-28 04:32:08,888 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONMEMORY_LEAK (5 of 7 remaining)
[2024-11-28 04:32:08,888 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK (4 of 7 remaining)
[2024-11-28 04:32:08,888 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 7 remaining)
[2024-11-28 04:32:08,888 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 7 remaining)
[2024-11-28 04:32:08,888 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 7 remaining)
[2024-11-28 04:32:08,888 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONMEMORY_LEAK (0 of 7 remaining)
[2024-11-28 04:32:08,899 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0
[2024-11-28 04:32:09,089 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-28 04:32:09,089 INFO L422 BasicCegarLoop]: Path program histogram: [5, 1, 1, 1, 1, 1]
[2024-11-28 04:32:09,200 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2024-11-28 04:32:09,200 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-28 04:32:09,209 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 04:32:09 BasicIcfg
[2024-11-28 04:32:09,210 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-28 04:32:09,210 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-28 04:32:09,210 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-28 04:32:09,211 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-28 04:32:09,211 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:31:59" (3/4) ...
[2024-11-28 04:32:09,214 INFO L149 WitnessPrinter]: No result that supports witness generation found
[2024-11-28 04:32:09,215 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-28 04:32:09,216 INFO L158 Benchmark]: Toolchain (without parser) took 11747.32ms. Allocated memory was 117.4MB in the beginning and 285.2MB in the end (delta: 167.8MB). Free memory was 91.8MB in the beginning and 163.7MB in the end (delta: -71.9MB). Peak memory consumption was 92.9MB. Max. memory is 16.1GB.
[2024-11-28 04:32:09,216 INFO L158 Benchmark]: CDTParser took 1.33ms. Allocated memory is still 117.4MB. Free memory is still 85.4MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-28 04:32:09,217 INFO L158 Benchmark]: CACSL2BoogieTranslator took 752.71ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 68.2MB in the end (delta: 23.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
[2024-11-28 04:32:09,217 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.25ms. Allocated memory is still 117.4MB. Free memory was 68.2MB in the beginning and 66.1MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-28 04:32:09,217 INFO L158 Benchmark]: Boogie Preprocessor took 55.05ms. Allocated memory is still 117.4MB. Free memory was 65.9MB in the beginning and 63.1MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-28 04:32:09,217 INFO L158 Benchmark]: RCFGBuilder took 978.99ms. Allocated memory is still 117.4MB. Free memory was 63.1MB in the beginning and 45.0MB in the end (delta: 18.1MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB.
[2024-11-28 04:32:09,218 INFO L158 Benchmark]: TraceAbstraction took 9901.76ms. Allocated memory was 117.4MB in the beginning and 285.2MB in the end (delta: 167.8MB). Free memory was 44.5MB in the beginning and 163.8MB in the end (delta: -119.3MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB.
[2024-11-28 04:32:09,218 INFO L158 Benchmark]: Witness Printer took 4.81ms. Allocated memory is still 285.2MB. Free memory was 163.8MB in the beginning and 163.7MB in the end (delta: 56.9kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-28 04:32:09,221 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 1.33ms. Allocated memory is still 117.4MB. Free memory is still 85.4MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 752.71ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 68.2MB in the end (delta: 23.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 46.25ms. Allocated memory is still 117.4MB. Free memory was 68.2MB in the beginning and 66.1MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB.
* Boogie Preprocessor took 55.05ms. Allocated memory is still 117.4MB. Free memory was 65.9MB in the beginning and 63.1MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 978.99ms. Allocated memory is still 117.4MB. Free memory was 63.1MB in the beginning and 45.0MB in the end (delta: 18.1MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB.
* TraceAbstraction took 9901.76ms. Allocated memory was 117.4MB in the beginning and 285.2MB in the end (delta: 167.8MB). Free memory was 44.5MB in the beginning and 163.8MB in the end (delta: -119.3MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB.
* Witness Printer took 4.81ms. Allocated memory is still 285.2MB. Free memory was 163.8MB in the beginning and 163.7MB in the end (delta: 56.9kB). There was no memory consumed. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- UnprovableResult [Line: 18]: Unable to prove that all allocated memory was freed
Unable to prove that all allocated memory was freed
Reason: overapproximation of memtrack at line 18.
Possible FailurePath:
[L710] 0 int __unbuffered_cnt = 0;
[L712] 0 int __unbuffered_p0_EAX = 0;
[L714] 0 int __unbuffered_p1_EAX = 0;
[L716] 0 int __unbuffered_p2_EAX = 0;
[L718] 0 int __unbuffered_p2_EBX = 0;
[L720] 0 int a = 0;
[L721] 0 _Bool main$tmp_guard0;
[L722] 0 _Bool main$tmp_guard1;
[L724] 0 int x = 0;
[L725] 0 _Bool x$flush_delayed;
[L726] 0 int x$mem_tmp;
[L727] 0 _Bool x$r_buff0_thd0;
[L728] 0 _Bool x$r_buff0_thd1;
[L729] 0 _Bool x$r_buff0_thd2;
[L730] 0 _Bool x$r_buff0_thd3;
[L731] 0 _Bool x$r_buff1_thd0;
[L732] 0 _Bool x$r_buff1_thd1;
[L733] 0 _Bool x$r_buff1_thd2;
[L734] 0 _Bool x$r_buff1_thd3;
[L735] 0 _Bool x$read_delayed;
[L736] 0 int *x$read_delayed_var;
[L737] 0 int x$w_buff0;
[L738] 0 _Bool x$w_buff0_used;
[L739] 0 int x$w_buff1;
[L740] 0 _Bool x$w_buff1_used;
[L742] 0 int y = 0;
[L744] 0 int z = 0;
[L745] 0 _Bool weak$$choice0;
[L746] 0 _Bool weak$$choice2;
[L841] 0 pthread_t t916;
[L842] FCALL, FORK 0 pthread_create(&t916, ((void *)0), P0, ((void *)0))
VAL [\old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, t916=-2, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=0, y=0, z=0]
[L843] 0 pthread_t t917;
[L844] FCALL, FORK 0 pthread_create(&t917, ((void *)0), P1, ((void *)0))
VAL [\old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, t916=-2, t917=-1, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=0, y=0, z=0]
[L778] 2 x$w_buff1 = x$w_buff0
[L779] 2 x$w_buff0 = 1
[L780] 2 x$w_buff1_used = x$w_buff0_used
[L781] 2 x$w_buff0_used = (_Bool)1
[L782] CALL 2 __VERIFIER_assert(!(x$w_buff1_used && x$w_buff0_used))
[L19] COND FALSE 2 !(!expression)
[L782] RET 2 __VERIFIER_assert(!(x$w_buff1_used && x$w_buff0_used))
[L783] 2 x$r_buff1_thd0 = x$r_buff0_thd0
[L784] 2 x$r_buff1_thd1 = x$r_buff0_thd1
[L785] 2 x$r_buff1_thd2 = x$r_buff0_thd2
[L786] 2 x$r_buff1_thd3 = x$r_buff0_thd3
[L787] 2 x$r_buff0_thd2 = (_Bool)1
VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=0, z=0]
[L845] 0 pthread_t t918;
[L846] FCALL, FORK 0 pthread_create(&t918, ((void *)0), P2, ((void *)0))
VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, t916=-2, t917=-1, t918=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=0, z=0]
[L790] 2 __unbuffered_p1_EAX = y
VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=0, z=0]
[L807] 3 y = 1
VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=1, z=0]
[L810] 3 z = 1
VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=1, z=1]
[L813] 3 __unbuffered_p2_EAX = z
VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=1, z=1]
[L816] 3 __unbuffered_p2_EBX = a
VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=1, z=1]
[L750] 1 a = 1
VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=1, z=1]
[L753] 1 weak$$choice0 = __VERIFIER_nondet_bool()
[L754] 1 weak$$choice2 = __VERIFIER_nondet_bool()
[L755] 1 x$flush_delayed = weak$$choice2
[L756] 1 x$mem_tmp = x
[L757] 1 x = !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1)
[L758] 1 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0))
[L759] 1 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1))
[L760] 1 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used))
[L761] 1 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L762] 1 x$r_buff0_thd1 = weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1))
[L763] 1 x$r_buff1_thd1 = weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L764] 1 __unbuffered_p0_EAX = x
[L765] 1 x = x$flush_delayed ? x$mem_tmp : x
[L766] 1 x$flush_delayed = (_Bool)0
VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=1, z=1]
[L793] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x)
[L794] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used
[L795] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used
[L796] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2
[L797] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2
VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=1, y=1, z=1]
[L819] 3 x = x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x)
[L820] 3 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used
[L821] 3 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used
[L822] 3 x$r_buff0_thd3 = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3
[L823] 3 x$r_buff1_thd3 = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3
VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=1, y=1, z=1]
[L771] 1 __unbuffered_cnt = __unbuffered_cnt + 1
VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=1, y=1, z=1]
[L800] 2 __unbuffered_cnt = __unbuffered_cnt + 1
VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=1, y=1, z=1]
[L826] 3 __unbuffered_cnt = __unbuffered_cnt + 1
VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=1, y=1, z=1]
[L848] 0 main$tmp_guard0 = __unbuffered_cnt == 3
VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t916=-2, t917=-1, t918=0, weak$$choice0=0, weak$$choice2=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=1, y=1, z=1]
[L850] CALL 0 assume_abort_if_not(main$tmp_guard0)
[L4] COND FALSE 0 !(!cond)
[L850] RET 0 assume_abort_if_not(main$tmp_guard0)
[L852] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x)
[L853] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used
[L854] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used
[L855] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0
[L856] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0
VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t916=-2, t917=-1, t918=0, weak$$choice0=0, weak$$choice2=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=1, y=1, z=1]
[L859] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 0 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0)
VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t916=-2, t917=-1, t918=0, weak$$choice0=0, weak$$choice2=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=1, y=1, z=1]
[L861] CALL 0 __VERIFIER_assert(main$tmp_guard1)
[L19] COND TRUE 0 !expression
[L19] CALL 0 reach_error()
[L18] COND FALSE 0 !(0)
VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=1, y=1, z=1]
[L18] 0 __assert_fail ("0", "mix035_power.opt_rmo.opt.c", 9, __extension__ __PRETTY_FUNCTION__)
VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=1, y=1, z=1]
- UnprovableResult [Line: 18]: Unable to prove that all allocated memory was freed
Unable to prove that all allocated memory was freed
Reason: Not analyzed.
- UnprovableResult [Line: 839]: Unable to prove that all allocated memory was freed
Unable to prove that all allocated memory was freed
Reason: Not analyzed.
- UnprovableResult [Line: 842]: Unable to prove that petrification did provide enough thread instances (tool internal message)
Unable to prove that petrification did provide enough thread instances (tool internal message)
Reason: Not analyzed.
- UnprovableResult [Line: 846]: Unable to prove that petrification did provide enough thread instances (tool internal message)
Unable to prove that petrification did provide enough thread instances (tool internal message)
Reason: Not analyzed.
- UnprovableResult [Line: 844]: Unable to prove that petrification did provide enough thread instances (tool internal message)
Unable to prove that petrification did provide enough thread instances (tool internal message)
Reason: Not analyzed.
- StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances
CFG has 7 procedures, 72 locations, 7 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: 9.6s, OverallIterations: 10, TraceHistogramMax: 1, PathProgramHistogramMax: 5, EmptinessCheckTime: 0.0s, AutomataDifference: 4.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 431 SdHoareTripleChecker+Valid, 1.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 403 mSDsluCounter, 215 SdHoareTripleChecker+Invalid, 1.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 194 mSDsCounter, 22 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1517 IncrementalHoareTripleChecker+Invalid, 1539 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 22 mSolverCounterUnsat, 21 mSDtfsCounter, 1517 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 222 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=167occurred in iteration=5, InterpolantAutomatonStates: 56, 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: 0.2s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 241 NumberOfCodeBlocks, 240 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 200 ConstructedInterpolants, 0 QuantifiedInterpolants, 892 SizeOfPredicates, 31 NumberOfNonLiveVariables, 930 ConjunctsInSsa, 66 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
[2024-11-28 04:32:09,241 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b86d194-a8f2-408c-bd8f-6a5329299a5b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Result:
UNKNOWN: Overapproximated counterexample