./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi006_pso.oepc_pso.opt_tso.oepc_tso.opt.i --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for overflows
Using default analysis
Version 6497de01
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbfe19f9-2f39-4ff3-8391-6b464ec9683b/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbfe19f9-2f39-4ff3-8391-6b464ec9683b/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbfe19f9-2f39-4ff3-8391-6b464ec9683b/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbfe19f9-2f39-4ff3-8391-6b464ec9683b/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi006_pso.oepc_pso.opt_tso.oepc_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbfe19f9-2f39-4ff3-8391-6b464ec9683b/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbfe19f9-2f39-4ff3-8391-6b464ec9683b/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) )
--witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 596bf38d5c1bddbb7fa933c2910678824d7396d44da5246db401a53a5b4ba843
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-6497de0
[2024-11-23 18:32:22,145 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-23 18:32:22,248 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbfe19f9-2f39-4ff3-8391-6b464ec9683b/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Overflow-32bit-Automizer_Default.epf
[2024-11-23 18:32:22,259 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-23 18:32:22,260 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-23 18:32:22,300 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-23 18:32:22,301 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-23 18:32:22,302 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-23 18:32:22,302 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-23 18:32:22,302 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-23 18:32:22,303 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-23 18:32:22,304 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-23 18:32:22,304 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-23 18:32:22,304 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-23 18:32:22,304 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-23 18:32:22,304 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-23 18:32:22,304 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-23 18:32:22,304 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-23 18:32:22,305 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-23 18:32:22,305 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-23 18:32:22,305 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-23 18:32:22,305 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-23 18:32:22,305 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-23 18:32:22,305 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-23 18:32:22,305 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME
[2024-11-23 18:32:22,305 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-23 18:32:22,305 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-23 18:32:22,305 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-23 18:32:22,305 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-11-23 18:32:22,305 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-23 18:32:22,305 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-11-23 18:32:22,306 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-23 18:32:22,306 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-23 18:32:22,306 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-23 18:32:22,306 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-23 18:32:22,307 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-23 18:32:22,307 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-23 18:32:22,307 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-23 18:32:22,308 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-23 18:32:22,308 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-23 18:32:22,308 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-23 18:32:22,308 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-23 18:32:22,308 INFO L153 SettingsManager]: * Compute procedure contracts=false
[2024-11-23 18:32:22,308 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-23 18:32:22,309 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-23 18:32:22,309 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-23 18:32:22,309 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-23 18:32:22,309 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-23 18:32:22,309 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-23 18:32:22,309 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-23 18:32:22,310 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_bbfe19f9-2f39-4ff3-8391-6b464ec9683b/bin/uautomizer-verify-LYvppIcaGC
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 596bf38d5c1bddbb7fa933c2910678824d7396d44da5246db401a53a5b4ba843
[2024-11-23 18:32:22,673 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-23 18:32:22,695 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-23 18:32:22,698 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-23 18:32:22,702 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-23 18:32:22,702 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-23 18:32:22,704 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbfe19f9-2f39-4ff3-8391-6b464ec9683b/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/pthread-wmm/rfi006_pso.oepc_pso.opt_tso.oepc_tso.opt.i
[2024-11-23 18:32:26,016 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbfe19f9-2f39-4ff3-8391-6b464ec9683b/bin/uautomizer-verify-LYvppIcaGC/data/227232986/b9fac32b5f0346aeae2b57ade0e7b3a5/FLAG36ab0852d
[2024-11-23 18:32:26,438 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-23 18:32:26,440 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbfe19f9-2f39-4ff3-8391-6b464ec9683b/sv-benchmarks/c/pthread-wmm/rfi006_pso.oepc_pso.opt_tso.oepc_tso.opt.i
[2024-11-23 18:32:26,463 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbfe19f9-2f39-4ff3-8391-6b464ec9683b/bin/uautomizer-verify-LYvppIcaGC/data/227232986/b9fac32b5f0346aeae2b57ade0e7b3a5/FLAG36ab0852d
[2024-11-23 18:32:26,491 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbfe19f9-2f39-4ff3-8391-6b464ec9683b/bin/uautomizer-verify-LYvppIcaGC/data/227232986/b9fac32b5f0346aeae2b57ade0e7b3a5
[2024-11-23 18:32:26,494 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-23 18:32:26,498 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-23 18:32:26,500 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-23 18:32:26,501 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-23 18:32:26,506 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-23 18:32:26,507 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:32:26" (1/1) ...
[2024-11-23 18:32:26,508 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@323bb9a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:32:26, skipping insertion in model container
[2024-11-23 18:32:26,509 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:32:26" (1/1) ...
[2024-11-23 18:32:26,567 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-23 18:32:27,127 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-23 18:32:27,145 INFO L200 MainTranslator]: Completed pre-run
[2024-11-23 18:32:27,271 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-23 18:32:27,324 INFO L204 MainTranslator]: Completed translation
[2024-11-23 18:32:27,325 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:32:27 WrapperNode
[2024-11-23 18:32:27,325 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-23 18:32:27,327 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-23 18:32:27,327 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-23 18:32:27,327 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-23 18:32:27,337 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:32:27" (1/1) ...
[2024-11-23 18:32:27,368 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:32:27" (1/1) ...
[2024-11-23 18:32:27,423 INFO L138 Inliner]: procedures = 175, calls = 43, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 162
[2024-11-23 18:32:27,427 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-23 18:32:27,428 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-23 18:32:27,428 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-23 18:32:27,428 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-23 18:32:27,437 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:32:27" (1/1) ...
[2024-11-23 18:32:27,438 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:32:27" (1/1) ...
[2024-11-23 18:32:27,442 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:32:27" (1/1) ...
[2024-11-23 18:32:27,460 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].
[2024-11-23 18:32:27,461 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:32:27" (1/1) ...
[2024-11-23 18:32:27,461 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:32:27" (1/1) ...
[2024-11-23 18:32:27,478 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:32:27" (1/1) ...
[2024-11-23 18:32:27,484 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:32:27" (1/1) ...
[2024-11-23 18:32:27,486 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:32:27" (1/1) ...
[2024-11-23 18:32:27,492 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:32:27" (1/1) ...
[2024-11-23 18:32:27,494 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:32:27" (1/1) ...
[2024-11-23 18:32:27,506 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-23 18:32:27,506 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-23 18:32:27,507 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-23 18:32:27,507 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-23 18:32:27,508 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:32:27" (1/1) ...
[2024-11-23 18:32:27,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-23 18:32:27,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbfe19f9-2f39-4ff3-8391-6b464ec9683b/bin/uautomizer-verify-LYvppIcaGC/z3
[2024-11-23 18:32:27,556 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbfe19f9-2f39-4ff3-8391-6b464ec9683b/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-23 18:32:27,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbfe19f9-2f39-4ff3-8391-6b464ec9683b/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-23 18:32:27,600 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2024-11-23 18:32:27,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-23 18:32:27,601 INFO L130 BoogieDeclarations]: Found specification of procedure P0
[2024-11-23 18:32:27,601 INFO L138 BoogieDeclarations]: Found implementation of procedure P0
[2024-11-23 18:32:27,601 INFO L130 BoogieDeclarations]: Found specification of procedure P1
[2024-11-23 18:32:27,601 INFO L138 BoogieDeclarations]: Found implementation of procedure P1
[2024-11-23 18:32:27,601 INFO L130 BoogieDeclarations]: Found specification of procedure P2
[2024-11-23 18:32:27,601 INFO L138 BoogieDeclarations]: Found implementation of procedure P2
[2024-11-23 18:32:27,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-23 18:32:27,601 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2024-11-23 18:32:27,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-23 18:32:27,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-23 18:32:27,606 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement.
[2024-11-23 18:32:27,816 INFO L234 CfgBuilder]: Building ICFG
[2024-11-23 18:32:27,819 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-23 18:32:28,480 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program.
[2024-11-23 18:32:28,481 INFO L283 CfgBuilder]: Performing block encoding
[2024-11-23 18:32:28,857 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-23 18:32:28,857 INFO L312 CfgBuilder]: Removed 0 assume(true) statements.
[2024-11-23 18:32:28,858 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:32:28 BoogieIcfgContainer
[2024-11-23 18:32:28,858 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-23 18:32:28,860 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-23 18:32:28,861 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-23 18:32:28,868 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-23 18:32:28,868 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 06:32:26" (1/3) ...
[2024-11-23 18:32:28,870 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69f75c67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:32:28, skipping insertion in model container
[2024-11-23 18:32:28,870 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:32:27" (2/3) ...
[2024-11-23 18:32:28,872 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69f75c67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:32:28, skipping insertion in model container
[2024-11-23 18:32:28,872 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:32:28" (3/3) ...
[2024-11-23 18:32:28,873 INFO L128 eAbstractionObserver]: Analyzing ICFG rfi006_pso.oepc_pso.opt_tso.oepc_tso.opt.i
[2024-11-23 18:32:28,895 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-23 18:32:28,897 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG rfi006_pso.oepc_pso.opt_tso.oepc_tso.opt.i that has 4 procedures, 40 locations, 1 initial locations, 0 loop locations, and 6 error locations.
[2024-11-23 18:32:28,898 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2024-11-23 18:32:29,005 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2024-11-23 18:32:29,059 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 49 places, 39 transitions, 90 flow
[2024-11-23 18:32:29,115 INFO L124 PetriNetUnfolderBase]: 0/36 cut-off events.
[2024-11-23 18:32:29,121 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES.
[2024-11-23 18:32:29,131 INFO L83 FinitePrefix]: Finished finitePrefix Result has 46 conditions, 36 events. 0/36 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 96 event pairs, 0 based on Foata normal form. 0/30 useless extension candidates. Maximal degree in co-relation 0. Up to 1 conditions per place.
[2024-11-23 18:32:29,131 INFO L82 GeneralOperation]: Start removeDead. Operand has 49 places, 39 transitions, 90 flow
[2024-11-23 18:32:29,136 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 46 places, 36 transitions, 81 flow
[2024-11-23 18:32:29,154 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-23 18:32:29,177 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@451c996d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-23 18:32:29,177 INFO L334 AbstractCegarLoop]: Starting to check reachability of 15 error locations.
[2024-11-23 18:32:29,194 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder.
[2024-11-23 18:32:29,195 INFO L124 PetriNetUnfolderBase]: 0/15 cut-off events.
[2024-11-23 18:32:29,195 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES.
[2024-11-23 18:32:29,195 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-11-23 18:32:29,196 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-23 18:32:29,196 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] ===
[2024-11-23 18:32:29,202 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 18:32:29,204 INFO L85 PathProgramCache]: Analyzing trace with hash -2116084823, now seen corresponding path program 1 times
[2024-11-23 18:32:29,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-23 18:32:29,214 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438914761]
[2024-11-23 18:32:29,215 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 18:32:29,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 18:32:29,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 18:32:29,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-23 18:32:29,695 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-23 18:32:29,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438914761]
[2024-11-23 18:32:29,698 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [438914761] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-23 18:32:29,698 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-23 18:32:29,699 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2024-11-23 18:32:29,700 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [478424908]
[2024-11-23 18:32:29,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-23 18:32:29,712 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-23 18:32:29,718 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-23 18:32:29,747 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-23 18:32:29,748 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-23 18:32:29,760 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 11 out of 39
[2024-11-23 18:32:29,763 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 46 places, 36 transitions, 81 flow. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 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)
[2024-11-23 18:32:29,763 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-23 18:32:29,764 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 11 of 39
[2024-11-23 18:32:29,766 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-23 18:32:31,113 INFO L124 PetriNetUnfolderBase]: 2851/4209 cut-off events.
[2024-11-23 18:32:31,114 INFO L125 PetriNetUnfolderBase]: For 30/30 co-relation queries the response was YES.
[2024-11-23 18:32:31,137 INFO L83 FinitePrefix]: Finished finitePrefix Result has 8460 conditions, 4209 events. 2851/4209 cut-off events. For 30/30 co-relation queries the response was YES. Maximal size of possible extension queue 244. Compared 23711 event pairs, 979 based on Foata normal form. 0/3358 useless extension candidates. Maximal degree in co-relation 8449. Up to 3881 conditions per place.
[2024-11-23 18:32:31,168 INFO L140 encePairwiseOnDemand]: 29/39 looper letters, 41 selfloop transitions, 4 changer transitions 0/53 dead transitions.
[2024-11-23 18:32:31,169 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 48 places, 53 transitions, 211 flow
[2024-11-23 18:32:31,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-23 18:32:31,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2024-11-23 18:32:31,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 84 transitions.
[2024-11-23 18:32:31,186 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.717948717948718
[2024-11-23 18:32:31,189 INFO L175 Difference]: Start difference. First operand has 46 places, 36 transitions, 81 flow. Second operand 3 states and 84 transitions.
[2024-11-23 18:32:31,191 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 48 places, 53 transitions, 211 flow
[2024-11-23 18:32:31,198 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 45 places, 53 transitions, 206 flow, removed 0 selfloop flow, removed 3 redundant places.
[2024-11-23 18:32:31,204 INFO L231 Difference]: Finished difference. Result has 46 places, 39 transitions, 114 flow
[2024-11-23 18:32:31,208 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=39, PETRI_DIFFERENCE_MINUEND_FLOW=78, PETRI_DIFFERENCE_MINUEND_PLACES=43, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=36, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=32, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=114, PETRI_PLACES=46, PETRI_TRANSITIONS=39}
[2024-11-23 18:32:31,214 INFO L279 CegarLoopForPetriNet]: 46 programPoint places, 0 predicate places.
[2024-11-23 18:32:31,216 INFO L471 AbstractCegarLoop]: Abstraction has has 46 places, 39 transitions, 114 flow
[2024-11-23 18:32:31,216 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 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)
[2024-11-23 18:32:31,217 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-11-23 18:32:31,217 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 18:32:31,217 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-11-23 18:32:31,218 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] ===
[2024-11-23 18:32:31,219 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 18:32:31,220 INFO L85 PathProgramCache]: Analyzing trace with hash 1074522903, now seen corresponding path program 1 times
[2024-11-23 18:32:31,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-23 18:32:31,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067521829]
[2024-11-23 18:32:31,220 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 18:32:31,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 18:32:31,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 18:32:31,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-23 18:32:31,500 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-23 18:32:31,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2067521829]
[2024-11-23 18:32:31,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2067521829] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-23 18:32:31,501 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-23 18:32:31,501 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-23 18:32:31,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [516014066]
[2024-11-23 18:32:31,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-23 18:32:31,503 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-23 18:32:31,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-23 18:32:31,504 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-23 18:32:31,504 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-23 18:32:31,511 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 11 out of 39
[2024-11-23 18:32:31,511 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 46 places, 39 transitions, 114 flow. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-23 18:32:31,511 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-23 18:32:31,511 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 11 of 39
[2024-11-23 18:32:31,512 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-23 18:32:32,338 INFO L124 PetriNetUnfolderBase]: 2007/2985 cut-off events.
[2024-11-23 18:32:32,338 INFO L125 PetriNetUnfolderBase]: For 249/249 co-relation queries the response was YES.
[2024-11-23 18:32:32,349 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6960 conditions, 2985 events. 2007/2985 cut-off events. For 249/249 co-relation queries the response was YES. Maximal size of possible extension queue 173. Compared 16478 event pairs, 609 based on Foata normal form. 0/2622 useless extension candidates. Maximal degree in co-relation 6949. Up to 2656 conditions per place.
[2024-11-23 18:32:32,365 INFO L140 encePairwiseOnDemand]: 32/39 looper letters, 38 selfloop transitions, 4 changer transitions 0/50 dead transitions.
[2024-11-23 18:32:32,365 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 46 places, 50 transitions, 218 flow
[2024-11-23 18:32:32,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-23 18:32:32,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states.
[2024-11-23 18:32:32,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 89 transitions.
[2024-11-23 18:32:32,369 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.5705128205128205
[2024-11-23 18:32:32,369 INFO L175 Difference]: Start difference. First operand has 46 places, 39 transitions, 114 flow. Second operand 4 states and 89 transitions.
[2024-11-23 18:32:32,369 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 46 places, 50 transitions, 218 flow
[2024-11-23 18:32:32,372 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 45 places, 50 transitions, 214 flow, removed 0 selfloop flow, removed 1 redundant places.
[2024-11-23 18:32:32,374 INFO L231 Difference]: Finished difference. Result has 45 places, 36 transitions, 106 flow
[2024-11-23 18:32:32,374 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=39, PETRI_DIFFERENCE_MINUEND_FLOW=98, PETRI_DIFFERENCE_MINUEND_PLACES=42, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=36, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=32, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=106, PETRI_PLACES=45, PETRI_TRANSITIONS=36}
[2024-11-23 18:32:32,375 INFO L279 CegarLoopForPetriNet]: 46 programPoint places, -1 predicate places.
[2024-11-23 18:32:32,375 INFO L471 AbstractCegarLoop]: Abstraction has has 45 places, 36 transitions, 106 flow
[2024-11-23 18:32:32,376 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-23 18:32:32,376 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-11-23 18:32:32,376 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 18:32:32,376 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-11-23 18:32:32,377 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] ===
[2024-11-23 18:32:32,377 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 18:32:32,378 INFO L85 PathProgramCache]: Analyzing trace with hash 1074522904, now seen corresponding path program 1 times
[2024-11-23 18:32:32,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-23 18:32:32,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343371358]
[2024-11-23 18:32:32,379 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 18:32:32,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 18:32:32,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 18:32:32,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-23 18:32:32,646 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-23 18:32:32,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343371358]
[2024-11-23 18:32:32,646 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [343371358] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-23 18:32:32,646 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-23 18:32:32,646 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-23 18:32:32,646 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487442061]
[2024-11-23 18:32:32,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-23 18:32:32,647 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-23 18:32:32,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-23 18:32:32,647 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-23 18:32:32,647 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2024-11-23 18:32:32,655 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 11 out of 39
[2024-11-23 18:32:32,656 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 45 places, 36 transitions, 106 flow. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-23 18:32:32,656 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-23 18:32:32,656 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 11 of 39
[2024-11-23 18:32:32,656 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-23 18:32:33,402 INFO L124 PetriNetUnfolderBase]: 1463/2205 cut-off events.
[2024-11-23 18:32:33,402 INFO L125 PetriNetUnfolderBase]: For 496/496 co-relation queries the response was YES.
[2024-11-23 18:32:33,408 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5049 conditions, 2205 events. 1463/2205 cut-off events. For 496/496 co-relation queries the response was YES. Maximal size of possible extension queue 131. Compared 11825 event pairs, 235 based on Foata normal form. 0/2114 useless extension candidates. Maximal degree in co-relation 5037. Up to 1077 conditions per place.
[2024-11-23 18:32:33,419 INFO L140 encePairwiseOnDemand]: 32/39 looper letters, 50 selfloop transitions, 7 changer transitions 3/68 dead transitions.
[2024-11-23 18:32:33,419 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 48 places, 68 transitions, 302 flow
[2024-11-23 18:32:33,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-23 18:32:33,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states.
[2024-11-23 18:32:33,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 107 transitions.
[2024-11-23 18:32:33,422 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.6858974358974359
[2024-11-23 18:32:33,423 INFO L175 Difference]: Start difference. First operand has 45 places, 36 transitions, 106 flow. Second operand 4 states and 107 transitions.
[2024-11-23 18:32:33,423 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 48 places, 68 transitions, 302 flow
[2024-11-23 18:32:33,424 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 46 places, 68 transitions, 297 flow, removed 0 selfloop flow, removed 2 redundant places.
[2024-11-23 18:32:33,426 INFO L231 Difference]: Finished difference. Result has 47 places, 36 transitions, 127 flow
[2024-11-23 18:32:33,426 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=39, PETRI_DIFFERENCE_MINUEND_FLOW=101, PETRI_DIFFERENCE_MINUEND_PLACES=43, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=36, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=29, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=127, PETRI_PLACES=47, PETRI_TRANSITIONS=36}
[2024-11-23 18:32:33,428 INFO L279 CegarLoopForPetriNet]: 46 programPoint places, 1 predicate places.
[2024-11-23 18:32:33,428 INFO L471 AbstractCegarLoop]: Abstraction has has 47 places, 36 transitions, 127 flow
[2024-11-23 18:32:33,429 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-23 18:32:33,429 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-11-23 18:32:33,429 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]
[2024-11-23 18:32:33,430 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-11-23 18:32:33,430 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] ===
[2024-11-23 18:32:33,430 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 18:32:33,431 INFO L85 PathProgramCache]: Analyzing trace with hash 197767419, now seen corresponding path program 1 times
[2024-11-23 18:32:33,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-23 18:32:33,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232619966]
[2024-11-23 18:32:33,431 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 18:32:33,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 18:32:33,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 18:32:33,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-23 18:32:33,790 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-23 18:32:33,791 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232619966]
[2024-11-23 18:32:33,791 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [232619966] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-23 18:32:33,792 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-23 18:32:33,792 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-23 18:32:33,792 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627949548]
[2024-11-23 18:32:33,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-23 18:32:33,793 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-11-23 18:32:33,793 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-23 18:32:33,793 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-11-23 18:32:33,794 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20
[2024-11-23 18:32:33,801 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 11 out of 39
[2024-11-23 18:32:33,801 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 47 places, 36 transitions, 127 flow. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 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)
[2024-11-23 18:32:33,801 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-23 18:32:33,801 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 11 of 39
[2024-11-23 18:32:33,802 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-23 18:32:34,370 INFO L124 PetriNetUnfolderBase]: 1195/1817 cut-off events.
[2024-11-23 18:32:34,371 INFO L125 PetriNetUnfolderBase]: For 1149/1149 co-relation queries the response was YES.
[2024-11-23 18:32:34,377 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4664 conditions, 1817 events. 1195/1817 cut-off events. For 1149/1149 co-relation queries the response was YES. Maximal size of possible extension queue 131. Compared 10238 event pairs, 175 based on Foata normal form. 72/1870 useless extension candidates. Maximal degree in co-relation 4651. Up to 800 conditions per place.
[2024-11-23 18:32:34,381 INFO L140 encePairwiseOnDemand]: 32/39 looper letters, 0 selfloop transitions, 0 changer transitions 62/62 dead transitions.
[2024-11-23 18:32:34,381 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 48 places, 62 transitions, 281 flow
[2024-11-23 18:32:34,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-11-23 18:32:34,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states.
[2024-11-23 18:32:34,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 112 transitions.
[2024-11-23 18:32:34,386 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.5743589743589743
[2024-11-23 18:32:34,386 INFO L175 Difference]: Start difference. First operand has 47 places, 36 transitions, 127 flow. Second operand 5 states and 112 transitions.
[2024-11-23 18:32:34,386 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 48 places, 62 transitions, 281 flow
[2024-11-23 18:32:34,391 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 44 places, 62 transitions, 257 flow, removed 3 selfloop flow, removed 4 redundant places.
[2024-11-23 18:32:34,393 INFO L231 Difference]: Finished difference. Result has 44 places, 0 transitions, 0 flow
[2024-11-23 18:32:34,393 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=39, PETRI_DIFFERENCE_MINUEND_FLOW=85, PETRI_DIFFERENCE_MINUEND_PLACES=40, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=33, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=33, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=0, PETRI_PLACES=44, PETRI_TRANSITIONS=0}
[2024-11-23 18:32:34,395 INFO L279 CegarLoopForPetriNet]: 46 programPoint places, -2 predicate places.
[2024-11-23 18:32:34,396 INFO L471 AbstractCegarLoop]: Abstraction has has 44 places, 0 transitions, 0 flow
[2024-11-23 18:32:34,396 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 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)
[2024-11-23 18:32:34,399 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 15 remaining)
[2024-11-23 18:32:34,401 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 15 remaining)
[2024-11-23 18:32:34,403 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 15 remaining)
[2024-11-23 18:32:34,404 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 15 remaining)
[2024-11-23 18:32:34,404 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 15 remaining)
[2024-11-23 18:32:34,404 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 15 remaining)
[2024-11-23 18:32:34,404 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (8 of 15 remaining)
[2024-11-23 18:32:34,404 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (7 of 15 remaining)
[2024-11-23 18:32:34,404 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (6 of 15 remaining)
[2024-11-23 18:32:34,404 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 15 remaining)
[2024-11-23 18:32:34,405 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 15 remaining)
[2024-11-23 18:32:34,405 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 15 remaining)
[2024-11-23 18:32:34,405 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 15 remaining)
[2024-11-23 18:32:34,405 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 15 remaining)
[2024-11-23 18:32:34,405 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 15 remaining)
[2024-11-23 18:32:34,405 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2024-11-23 18:32:34,406 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1]
[2024-11-23 18:32:34,416 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2024-11-23 18:32:34,417 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-23 18:32:34,425 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 06:32:34 BasicIcfg
[2024-11-23 18:32:34,425 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-23 18:32:34,429 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-23 18:32:34,429 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-23 18:32:34,430 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-23 18:32:34,431 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:32:28" (3/4) ...
[2024-11-23 18:32:34,434 INFO L146 WitnessPrinter]: Generating witness for correct program
[2024-11-23 18:32:34,437 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P0
[2024-11-23 18:32:34,438 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P1
[2024-11-23 18:32:34,438 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P2
[2024-11-23 18:32:34,446 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 88 nodes and edges
[2024-11-23 18:32:34,448 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges
[2024-11-23 18:32:34,448 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges
[2024-11-23 18:32:34,449 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges
[2024-11-23 18:32:34,557 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbfe19f9-2f39-4ff3-8391-6b464ec9683b/bin/uautomizer-verify-LYvppIcaGC/witness.graphml
[2024-11-23 18:32:34,557 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbfe19f9-2f39-4ff3-8391-6b464ec9683b/bin/uautomizer-verify-LYvppIcaGC/witness.yml
[2024-11-23 18:32:34,557 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-23 18:32:34,558 INFO L158 Benchmark]: Toolchain (without parser) took 8059.95ms. Allocated memory was 117.4MB in the beginning and 377.5MB in the end (delta: 260.0MB). Free memory was 91.1MB in the beginning and 193.9MB in the end (delta: -102.8MB). Peak memory consumption was 154.4MB. Max. memory is 16.1GB.
[2024-11-23 18:32:34,559 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 117.4MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-23 18:32:34,559 INFO L158 Benchmark]: CACSL2BoogieTranslator took 825.96ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 66.6MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
[2024-11-23 18:32:34,559 INFO L158 Benchmark]: Boogie Procedure Inliner took 100.60ms. Allocated memory is still 117.4MB. Free memory was 66.6MB in the beginning and 63.6MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-23 18:32:34,560 INFO L158 Benchmark]: Boogie Preprocessor took 77.70ms. Allocated memory is still 117.4MB. Free memory was 63.6MB in the beginning and 60.1MB in the end (delta: 3.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-23 18:32:34,560 INFO L158 Benchmark]: RCFGBuilder took 1351.44ms. Allocated memory is still 117.4MB. Free memory was 59.8MB in the beginning and 51.7MB in the end (delta: 8.2MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB.
[2024-11-23 18:32:34,561 INFO L158 Benchmark]: TraceAbstraction took 5565.08ms. Allocated memory was 117.4MB in the beginning and 377.5MB in the end (delta: 260.0MB). Free memory was 51.1MB in the beginning and 198.1MB in the end (delta: -147.0MB). Peak memory consumption was 215.9MB. Max. memory is 16.1GB.
[2024-11-23 18:32:34,561 INFO L158 Benchmark]: Witness Printer took 128.72ms. Allocated memory is still 377.5MB. Free memory was 198.1MB in the beginning and 193.9MB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-23 18:32:34,563 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.49ms. Allocated memory is still 117.4MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 825.96ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 66.6MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 100.60ms. Allocated memory is still 117.4MB. Free memory was 66.6MB in the beginning and 63.6MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB.
* Boogie Preprocessor took 77.70ms. Allocated memory is still 117.4MB. Free memory was 63.6MB in the beginning and 60.1MB in the end (delta: 3.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* RCFGBuilder took 1351.44ms. Allocated memory is still 117.4MB. Free memory was 59.8MB in the beginning and 51.7MB in the end (delta: 8.2MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB.
* TraceAbstraction took 5565.08ms. Allocated memory was 117.4MB in the beginning and 377.5MB in the end (delta: 260.0MB). Free memory was 51.1MB in the beginning and 198.1MB in the end (delta: -147.0MB). Peak memory consumption was 215.9MB. Max. memory is 16.1GB.
* Witness Printer took 128.72ms. Allocated memory is still 377.5MB. Free memory was 198.1MB in the beginning and 193.9MB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- PositiveResult [Line: 756]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 756]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 801]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 801]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 818]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 818]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances
CFG has 7 procedures, 70 locations, 15 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: 5.4s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 149 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 141 mSDsluCounter, 2 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 23 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 280 IncrementalHoareTripleChecker+Invalid, 303 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 23 mSolverCounterUnsat, 2 mSDtfsCounter, 280 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=127occurred in iteration=3, InterpolantAutomatonStates: 16, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 58 NumberOfCodeBlocks, 58 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 54 ConstructedInterpolants, 0 QuantifiedInterpolants, 162 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available
- AllSpecificationsHoldResult: All specifications hold
6 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
[2024-11-23 18:32:34,593 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbfe19f9-2f39-4ff3-8391-6b464ec9683b/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Result:
TRUE