./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/thin002_rmo.i --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for overflows
Using default analysis
Version d790fecc
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05cb495a-8822-4a67-a280-b17e42c73f79/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05cb495a-8822-4a67-a280-b17e42c73f79/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05cb495a-8822-4a67-a280-b17e42c73f79/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05cb495a-8822-4a67-a280-b17e42c73f79/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/thin002_rmo.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05cb495a-8822-4a67-a280-b17e42c73f79/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05cb495a-8822-4a67-a280-b17e42c73f79/bin/uautomizer-verify-84ZbGMXZE1 --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 f0d8ae33a1a7c98578096fc4895533f629cc4062ad641b886abfeea14ddb85d4
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-d790fec
[2024-12-02 14:40:52,118 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-12-02 14:40:52,174 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05cb495a-8822-4a67-a280-b17e42c73f79/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Overflow-32bit-Automizer_Default.epf
[2024-12-02 14:40:52,179 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-12-02 14:40:52,179 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-12-02 14:40:52,199 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-12-02 14:40:52,200 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-12-02 14:40:52,200 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-12-02 14:40:52,200 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-12-02 14:40:52,201 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-12-02 14:40:52,201 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-12-02 14:40:52,201 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-12-02 14:40:52,201 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-12-02 14:40:52,201 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-12-02 14:40:52,201 INFO L153 SettingsManager]: * Use SBE=true
[2024-12-02 14:40:52,201 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-12-02 14:40:52,201 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-12-02 14:40:52,202 INFO L153 SettingsManager]: * sizeof long=4
[2024-12-02 14:40:52,202 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-12-02 14:40:52,202 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-12-02 14:40:52,202 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-12-02 14:40:52,202 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-12-02 14:40:52,202 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-12-02 14:40:52,202 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-12-02 14:40:52,202 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME
[2024-12-02 14:40:52,202 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-12-02 14:40:52,202 INFO L153 SettingsManager]: * sizeof long double=12
[2024-12-02 14:40:52,202 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-12-02 14:40:52,202 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-12-02 14:40:52,202 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-12-02 14:40:52,202 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-12-02 14:40:52,203 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 14:40:52,203 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 14:40:52,203 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 14:40:52,203 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 14:40:52,203 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-12-02 14:40:52,203 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 14:40:52,203 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 14:40:52,203 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 14:40:52,203 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 14:40:52,203 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-12-02 14:40:52,203 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-12-02 14:40:52,203 INFO L153 SettingsManager]: * Compute procedure contracts=false
[2024-12-02 14:40:52,204 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-12-02 14:40:52,204 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-12-02 14:40:52,204 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-12-02 14:40:52,204 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-12-02 14:40:52,204 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-12-02 14:40:52,204 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-12-02 14:40:52,204 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-12-02 14:40:52,204 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_05cb495a-8822-4a67-a280-b17e42c73f79/bin/uautomizer-verify-84ZbGMXZE1
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 -> f0d8ae33a1a7c98578096fc4895533f629cc4062ad641b886abfeea14ddb85d4
[2024-12-02 14:40:52,413 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-12-02 14:40:52,420 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-12-02 14:40:52,422 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-12-02 14:40:52,423 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-12-02 14:40:52,424 INFO L274 PluginConnector]: CDTParser initialized
[2024-12-02 14:40:52,425 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05cb495a-8822-4a67-a280-b17e42c73f79/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/pthread-wmm/thin002_rmo.i
[2024-12-02 14:40:55,018 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05cb495a-8822-4a67-a280-b17e42c73f79/bin/uautomizer-verify-84ZbGMXZE1/data/607d245b0/d8288473bc5c4ed4be9409e99e5fc0cc/FLAG4b4243c72
[2024-12-02 14:40:55,281 INFO L384 CDTParser]: Found 1 translation units.
[2024-12-02 14:40:55,281 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05cb495a-8822-4a67-a280-b17e42c73f79/sv-benchmarks/c/pthread-wmm/thin002_rmo.i
[2024-12-02 14:40:55,295 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05cb495a-8822-4a67-a280-b17e42c73f79/bin/uautomizer-verify-84ZbGMXZE1/data/607d245b0/d8288473bc5c4ed4be9409e99e5fc0cc/FLAG4b4243c72
[2024-12-02 14:40:55,600 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05cb495a-8822-4a67-a280-b17e42c73f79/bin/uautomizer-verify-84ZbGMXZE1/data/607d245b0/d8288473bc5c4ed4be9409e99e5fc0cc
[2024-12-02 14:40:55,602 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-12-02 14:40:55,603 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-12-02 14:40:55,604 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-12-02 14:40:55,604 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-12-02 14:40:55,607 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-12-02 14:40:55,607 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:40:55" (1/1) ...
[2024-12-02 14:40:55,608 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64efd339 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:55, skipping insertion in model container
[2024-12-02 14:40:55,608 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:40:55" (1/1) ...
[2024-12-02 14:40:55,635 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-12-02 14:40:55,906 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 14:40:55,917 INFO L200 MainTranslator]: Completed pre-run
[2024-12-02 14:40:55,970 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 14:40:55,993 INFO L204 MainTranslator]: Completed translation
[2024-12-02 14:40:55,994 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:55 WrapperNode
[2024-12-02 14:40:55,994 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-12-02 14:40:55,995 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-12-02 14:40:55,995 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-12-02 14:40:55,995 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-12-02 14:40:55,999 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:55" (1/1) ...
[2024-12-02 14:40:56,010 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:55" (1/1) ...
[2024-12-02 14:40:56,026 INFO L138 Inliner]: procedures = 176, calls = 65, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 141
[2024-12-02 14:40:56,027 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-12-02 14:40:56,027 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-12-02 14:40:56,027 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-12-02 14:40:56,027 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-12-02 14:40:56,034 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:55" (1/1) ...
[2024-12-02 14:40:56,034 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:55" (1/1) ...
[2024-12-02 14:40:56,036 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:55" (1/1) ...
[2024-12-02 14:40:56,050 INFO L175 MemorySlicer]: Split 15 memory accesses to 2 slices as follows [2, 13]. 87 percent of accesses are in the largest equivalence class. The 3 initializations are split as follows [2, 1]. The 5 writes are split as follows [0, 5].
[2024-12-02 14:40:56,051 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:55" (1/1) ...
[2024-12-02 14:40:56,051 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:55" (1/1) ...
[2024-12-02 14:40:56,058 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:55" (1/1) ...
[2024-12-02 14:40:56,059 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:55" (1/1) ...
[2024-12-02 14:40:56,061 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:55" (1/1) ...
[2024-12-02 14:40:56,063 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:55" (1/1) ...
[2024-12-02 14:40:56,064 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:55" (1/1) ...
[2024-12-02 14:40:56,067 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-12-02 14:40:56,068 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-12-02 14:40:56,068 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-12-02 14:40:56,068 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-12-02 14:40:56,069 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:55" (1/1) ...
[2024-12-02 14:40:56,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 14:40:56,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05cb495a-8822-4a67-a280-b17e42c73f79/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 14:40:56,099 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05cb495a-8822-4a67-a280-b17e42c73f79/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-12-02 14:40:56,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05cb495a-8822-4a67-a280-b17e42c73f79/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-12-02 14:40:56,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0
[2024-12-02 14:40:56,127 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1
[2024-12-02 14:40:56,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0
[2024-12-02 14:40:56,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1
[2024-12-02 14:40:56,127 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2024-12-02 14:40:56,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-12-02 14:40:56,127 INFO L130 BoogieDeclarations]: Found specification of procedure P0
[2024-12-02 14:40:56,127 INFO L138 BoogieDeclarations]: Found implementation of procedure P0
[2024-12-02 14:40:56,127 INFO L130 BoogieDeclarations]: Found specification of procedure P1
[2024-12-02 14:40:56,127 INFO L138 BoogieDeclarations]: Found implementation of procedure P1
[2024-12-02 14:40:56,127 INFO L130 BoogieDeclarations]: Found specification of procedure P2
[2024-12-02 14:40:56,127 INFO L138 BoogieDeclarations]: Found implementation of procedure P2
[2024-12-02 14:40:56,127 INFO L130 BoogieDeclarations]: Found specification of procedure P3
[2024-12-02 14:40:56,127 INFO L138 BoogieDeclarations]: Found implementation of procedure P3
[2024-12-02 14:40:56,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-12-02 14:40:56,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1
[2024-12-02 14:40:56,128 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2024-12-02 14:40:56,128 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-12-02 14:40:56,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-12-02 14:40:56,129 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement.
[2024-12-02 14:40:56,255 INFO L234 CfgBuilder]: Building ICFG
[2024-12-02 14:40:56,257 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-12-02 14:40:56,576 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program.
[2024-12-02 14:40:56,576 INFO L283 CfgBuilder]: Performing block encoding
[2024-12-02 14:40:56,853 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-12-02 14:40:56,853 INFO L312 CfgBuilder]: Removed 0 assume(true) statements.
[2024-12-02 14:40:56,854 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:40:56 BoogieIcfgContainer
[2024-12-02 14:40:56,854 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-12-02 14:40:56,856 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-12-02 14:40:56,856 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-12-02 14:40:56,860 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-12-02 14:40:56,860 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 02:40:55" (1/3) ...
[2024-12-02 14:40:56,861 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70dba732 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:40:56, skipping insertion in model container
[2024-12-02 14:40:56,861 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:55" (2/3) ...
[2024-12-02 14:40:56,861 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70dba732 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:40:56, skipping insertion in model container
[2024-12-02 14:40:56,861 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:40:56" (3/3) ...
[2024-12-02 14:40:56,862 INFO L128 eAbstractionObserver]: Analyzing ICFG thin002_rmo.i
[2024-12-02 14:40:56,877 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-12-02 14:40:56,880 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG thin002_rmo.i that has 5 procedures, 51 locations, 1 initial locations, 0 loop locations, and 8 error locations.
[2024-12-02 14:40:56,880 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2024-12-02 14:40:56,946 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2024-12-02 14:40:56,978 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 63 places, 50 transitions, 116 flow
[2024-12-02 14:40:57,012 INFO L124 PetriNetUnfolderBase]: 0/46 cut-off events.
[2024-12-02 14:40:57,014 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES.
[2024-12-02 14:40:57,016 INFO L83 FinitePrefix]: Finished finitePrefix Result has 59 conditions, 46 events. 0/46 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 116 event pairs, 0 based on Foata normal form. 0/38 useless extension candidates. Maximal degree in co-relation 0. Up to 1 conditions per place.
[2024-12-02 14:40:57,016 INFO L82 GeneralOperation]: Start removeDead. Operand has 63 places, 50 transitions, 116 flow
[2024-12-02 14:40:57,019 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 59 places, 46 transitions, 104 flow
[2024-12-02 14:40:57,027 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-12-02 14:40:57,037 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;@56fdfc08, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-12-02 14:40:57,037 INFO L334 AbstractCegarLoop]: Starting to check reachability of 20 error locations.
[2024-12-02 14:40:57,046 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder.
[2024-12-02 14:40:57,046 INFO L124 PetriNetUnfolderBase]: 0/12 cut-off events.
[2024-12-02 14:40:57,046 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES.
[2024-12-02 14:40:57,046 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-12-02 14:40:57,046 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1]
[2024-12-02 14:40:57,047 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 16 more)] ===
[2024-12-02 14:40:57,052 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 14:40:57,052 INFO L85 PathProgramCache]: Analyzing trace with hash -673007874, now seen corresponding path program 1 times
[2024-12-02 14:40:57,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 14:40:57,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [27400863]
[2024-12-02 14:40:57,060 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 14:40:57,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 14:40:57,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 14:40:57,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-12-02 14:40:57,348 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 14:40:57,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [27400863]
[2024-12-02 14:40:57,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [27400863] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 14:40:57,349 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 14:40:57,349 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2024-12-02 14:40:57,350 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1310019312]
[2024-12-02 14:40:57,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 14:40:57,357 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 14:40:57,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 14:40:57,382 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 14:40:57,383 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 14:40:57,388 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 50
[2024-12-02 14:40:57,391 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 46 transitions, 104 flow. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 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)
[2024-12-02 14:40:57,391 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-12-02 14:40:57,391 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 50
[2024-12-02 14:40:57,392 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-12-02 14:41:00,334 INFO L124 PetriNetUnfolderBase]: 16269/21833 cut-off events.
[2024-12-02 14:41:00,334 INFO L125 PetriNetUnfolderBase]: For 134/134 co-relation queries the response was YES.
[2024-12-02 14:41:00,378 INFO L83 FinitePrefix]: Finished finitePrefix Result has 43927 conditions, 21833 events. 16269/21833 cut-off events. For 134/134 co-relation queries the response was YES. Maximal size of possible extension queue 2146. Compared 142611 event pairs, 8011 based on Foata normal form. 0/15062 useless extension candidates. Maximal degree in co-relation 43915. Up to 21715 conditions per place.
[2024-12-02 14:41:00,483 INFO L140 encePairwiseOnDemand]: 37/50 looper letters, 45 selfloop transitions, 5 changer transitions 0/64 dead transitions.
[2024-12-02 14:41:00,483 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 64 transitions, 249 flow
[2024-12-02 14:41:00,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-12-02 14:41:00,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2024-12-02 14:41:00,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 112 transitions.
[2024-12-02 14:41:00,495 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7466666666666667
[2024-12-02 14:41:00,497 INFO L175 Difference]: Start difference. First operand has 59 places, 46 transitions, 104 flow. Second operand 3 states and 112 transitions.
[2024-12-02 14:41:00,497 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 64 transitions, 249 flow
[2024-12-02 14:41:00,502 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 57 places, 64 transitions, 242 flow, removed 0 selfloop flow, removed 4 redundant places.
[2024-12-02 14:41:00,505 INFO L231 Difference]: Finished difference. Result has 58 places, 50 transitions, 147 flow
[2024-12-02 14:41:00,507 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=100, PETRI_DIFFERENCE_MINUEND_PLACES=55, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=41, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=147, PETRI_PLACES=58, PETRI_TRANSITIONS=50}
[2024-12-02 14:41:00,510 INFO L279 CegarLoopForPetriNet]: 59 programPoint places, -1 predicate places.
[2024-12-02 14:41:00,510 INFO L471 AbstractCegarLoop]: Abstraction has has 58 places, 50 transitions, 147 flow
[2024-12-02 14:41:00,511 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 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)
[2024-12-02 14:41:00,511 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-12-02 14:41:00,511 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 14:41:00,511 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-12-02 14:41:00,511 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 16 more)] ===
[2024-12-02 14:41:00,512 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 14:41:00,512 INFO L85 PathProgramCache]: Analyzing trace with hash -1220745952, now seen corresponding path program 1 times
[2024-12-02 14:41:00,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 14:41:00,512 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [946245629]
[2024-12-02 14:41:00,512 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 14:41:00,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 14:41:00,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 14:41:00,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-12-02 14:41:00,660 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 14:41:00,661 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [946245629]
[2024-12-02 14:41:00,661 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [946245629] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 14:41:00,661 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 14:41:00,661 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 14:41:00,661 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869305325]
[2024-12-02 14:41:00,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 14:41:00,662 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-12-02 14:41:00,662 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 14:41:00,662 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-12-02 14:41:00,663 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-12-02 14:41:00,665 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 50
[2024-12-02 14:41:00,666 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 58 places, 50 transitions, 147 flow. Second operand has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 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)
[2024-12-02 14:41:00,666 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-12-02 14:41:00,666 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 50
[2024-12-02 14:41:00,666 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-12-02 14:41:01,846 INFO L124 PetriNetUnfolderBase]: 7939/10775 cut-off events.
[2024-12-02 14:41:01,846 INFO L125 PetriNetUnfolderBase]: For 941/960 co-relation queries the response was YES.
[2024-12-02 14:41:01,863 INFO L83 FinitePrefix]: Finished finitePrefix Result has 26206 conditions, 10775 events. 7939/10775 cut-off events. For 941/960 co-relation queries the response was YES. Maximal size of possible extension queue 949. Compared 65103 event pairs, 3407 based on Foata normal form. 4/8632 useless extension candidates. Maximal degree in co-relation 26195. Up to 10656 conditions per place.
[2024-12-02 14:41:01,899 INFO L140 encePairwiseOnDemand]: 41/50 looper letters, 41 selfloop transitions, 5 changer transitions 0/60 dead transitions.
[2024-12-02 14:41:01,899 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 57 places, 60 transitions, 257 flow
[2024-12-02 14:41:01,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-12-02 14:41:01,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states.
[2024-12-02 14:41:01,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 122 transitions.
[2024-12-02 14:41:01,901 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.61
[2024-12-02 14:41:01,901 INFO L175 Difference]: Start difference. First operand has 58 places, 50 transitions, 147 flow. Second operand 4 states and 122 transitions.
[2024-12-02 14:41:01,901 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 57 places, 60 transitions, 257 flow
[2024-12-02 14:41:01,902 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 56 places, 60 transitions, 252 flow, removed 0 selfloop flow, removed 1 redundant places.
[2024-12-02 14:41:01,903 INFO L231 Difference]: Finished difference. Result has 56 places, 46 transitions, 136 flow
[2024-12-02 14:41:01,904 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=126, PETRI_DIFFERENCE_MINUEND_PLACES=53, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=41, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=136, PETRI_PLACES=56, PETRI_TRANSITIONS=46}
[2024-12-02 14:41:01,904 INFO L279 CegarLoopForPetriNet]: 59 programPoint places, -3 predicate places.
[2024-12-02 14:41:01,904 INFO L471 AbstractCegarLoop]: Abstraction has has 56 places, 46 transitions, 136 flow
[2024-12-02 14:41:01,905 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 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)
[2024-12-02 14:41:01,905 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-12-02 14:41:01,905 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 14:41:01,905 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-12-02 14:41:01,905 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 16 more)] ===
[2024-12-02 14:41:01,906 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 14:41:01,906 INFO L85 PathProgramCache]: Analyzing trace with hash -1220745951, now seen corresponding path program 1 times
[2024-12-02 14:41:01,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 14:41:01,906 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1932000368]
[2024-12-02 14:41:01,906 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 14:41:01,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 14:41:01,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 14:41:02,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-12-02 14:41:02,027 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 14:41:02,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1932000368]
[2024-12-02 14:41:02,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1932000368] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 14:41:02,027 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 14:41:02,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 14:41:02,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [95513284]
[2024-12-02 14:41:02,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 14:41:02,028 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-12-02 14:41:02,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 14:41:02,028 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-12-02 14:41:02,028 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2024-12-02 14:41:02,032 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 50
[2024-12-02 14:41:02,032 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 56 places, 46 transitions, 136 flow. Second operand has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 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)
[2024-12-02 14:41:02,032 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-12-02 14:41:02,032 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 50
[2024-12-02 14:41:02,032 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-12-02 14:41:02,837 INFO L124 PetriNetUnfolderBase]: 5457/7533 cut-off events.
[2024-12-02 14:41:02,837 INFO L125 PetriNetUnfolderBase]: For 1007/1026 co-relation queries the response was YES.
[2024-12-02 14:41:02,845 INFO L83 FinitePrefix]: Finished finitePrefix Result has 17879 conditions, 7533 events. 5457/7533 cut-off events. For 1007/1026 co-relation queries the response was YES. Maximal size of possible extension queue 643. Compared 43824 event pairs, 1131 based on Foata normal form. 4/6510 useless extension candidates. Maximal degree in co-relation 17867. Up to 6753 conditions per place.
[2024-12-02 14:41:02,869 INFO L140 encePairwiseOnDemand]: 41/50 looper letters, 57 selfloop transitions, 9 changer transitions 0/80 dead transitions.
[2024-12-02 14:41:02,869 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 59 places, 80 transitions, 354 flow
[2024-12-02 14:41:02,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-12-02 14:41:02,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states.
[2024-12-02 14:41:02,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 142 transitions.
[2024-12-02 14:41:02,871 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.71
[2024-12-02 14:41:02,871 INFO L175 Difference]: Start difference. First operand has 56 places, 46 transitions, 136 flow. Second operand 4 states and 142 transitions.
[2024-12-02 14:41:02,872 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 59 places, 80 transitions, 354 flow
[2024-12-02 14:41:02,873 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 57 places, 80 transitions, 348 flow, removed 0 selfloop flow, removed 2 redundant places.
[2024-12-02 14:41:02,874 INFO L231 Difference]: Finished difference. Result has 58 places, 50 transitions, 188 flow
[2024-12-02 14:41:02,874 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=130, PETRI_DIFFERENCE_MINUEND_PLACES=54, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=37, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=188, PETRI_PLACES=58, PETRI_TRANSITIONS=50}
[2024-12-02 14:41:02,875 INFO L279 CegarLoopForPetriNet]: 59 programPoint places, -1 predicate places.
[2024-12-02 14:41:02,875 INFO L471 AbstractCegarLoop]: Abstraction has has 58 places, 50 transitions, 188 flow
[2024-12-02 14:41:02,875 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 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)
[2024-12-02 14:41:02,875 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-12-02 14:41:02,875 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]
[2024-12-02 14:41:02,876 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-12-02 14:41:02,876 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 16 more)] ===
[2024-12-02 14:41:02,876 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 14:41:02,876 INFO L85 PathProgramCache]: Analyzing trace with hash 577371277, now seen corresponding path program 1 times
[2024-12-02 14:41:02,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 14:41:02,876 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1634602149]
[2024-12-02 14:41:02,877 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 14:41:02,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 14:41:02,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 14:41:03,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-12-02 14:41:03,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 14:41:03,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1634602149]
[2024-12-02 14:41:03,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1634602149] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 14:41:03,018 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 14:41:03,018 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-12-02 14:41:03,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1602296795]
[2024-12-02 14:41:03,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 14:41:03,018 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-12-02 14:41:03,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 14:41:03,019 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-12-02 14:41:03,019 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20
[2024-12-02 14:41:03,024 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 50
[2024-12-02 14:41:03,024 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 58 places, 50 transitions, 188 flow. Second operand has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 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)
[2024-12-02 14:41:03,024 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-12-02 14:41:03,025 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 50
[2024-12-02 14:41:03,025 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-12-02 14:41:03,749 INFO L124 PetriNetUnfolderBase]: 3573/4977 cut-off events.
[2024-12-02 14:41:03,750 INFO L125 PetriNetUnfolderBase]: For 2471/2509 co-relation queries the response was YES.
[2024-12-02 14:41:03,756 INFO L83 FinitePrefix]: Finished finitePrefix Result has 13568 conditions, 4977 events. 3573/4977 cut-off events. For 2471/2509 co-relation queries the response was YES. Maximal size of possible extension queue 321. Compared 26331 event pairs, 187 based on Foata normal form. 8/4774 useless extension candidates. Maximal degree in co-relation 13555. Up to 2601 conditions per place.
[2024-12-02 14:41:03,766 INFO L140 encePairwiseOnDemand]: 41/50 looper letters, 67 selfloop transitions, 13 changer transitions 4/98 dead transitions.
[2024-12-02 14:41:03,766 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 62 places, 98 transitions, 480 flow
[2024-12-02 14:41:03,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-12-02 14:41:03,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states.
[2024-12-02 14:41:03,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 178 transitions.
[2024-12-02 14:41:03,768 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.712
[2024-12-02 14:41:03,768 INFO L175 Difference]: Start difference. First operand has 58 places, 50 transitions, 188 flow. Second operand 5 states and 178 transitions.
[2024-12-02 14:41:03,768 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 62 places, 98 transitions, 480 flow
[2024-12-02 14:41:03,771 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 60 places, 98 transitions, 462 flow, removed 4 selfloop flow, removed 2 redundant places.
[2024-12-02 14:41:03,772 INFO L231 Difference]: Finished difference. Result has 61 places, 50 transitions, 212 flow
[2024-12-02 14:41:03,772 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=170, PETRI_DIFFERENCE_MINUEND_PLACES=56, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=50, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=37, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=212, PETRI_PLACES=61, PETRI_TRANSITIONS=50}
[2024-12-02 14:41:03,772 INFO L279 CegarLoopForPetriNet]: 59 programPoint places, 2 predicate places.
[2024-12-02 14:41:03,772 INFO L471 AbstractCegarLoop]: Abstraction has has 61 places, 50 transitions, 212 flow
[2024-12-02 14:41:03,773 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 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)
[2024-12-02 14:41:03,773 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-12-02 14:41:03,773 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]
[2024-12-02 14:41:03,773 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2024-12-02 14:41:03,773 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 16 more)] ===
[2024-12-02 14:41:03,773 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 14:41:03,773 INFO L85 PathProgramCache]: Analyzing trace with hash 993948883, now seen corresponding path program 1 times
[2024-12-02 14:41:03,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 14:41:03,773 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430168704]
[2024-12-02 14:41:03,774 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 14:41:03,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 14:41:03,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 14:41:03,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-12-02 14:41:03,899 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 14:41:03,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430168704]
[2024-12-02 14:41:03,899 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [430168704] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 14:41:03,899 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 14:41:03,899 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-12-02 14:41:03,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757993773]
[2024-12-02 14:41:03,899 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 14:41:03,900 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-12-02 14:41:03,900 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 14:41:03,900 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-12-02 14:41:03,900 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30
[2024-12-02 14:41:03,905 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 50
[2024-12-02 14:41:03,905 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 61 places, 50 transitions, 212 flow. Second operand has 6 states, 6 states have (on average 20.5) internal successors, (123), 6 states have internal predecessors, (123), 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)
[2024-12-02 14:41:03,906 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-12-02 14:41:03,906 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 50
[2024-12-02 14:41:03,906 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-12-02 14:41:04,450 INFO L124 PetriNetUnfolderBase]: 2757/3873 cut-off events.
[2024-12-02 14:41:04,450 INFO L125 PetriNetUnfolderBase]: For 4717/4755 co-relation queries the response was YES.
[2024-12-02 14:41:04,455 INFO L83 FinitePrefix]: Finished finitePrefix Result has 11321 conditions, 3873 events. 2757/3873 cut-off events. For 4717/4755 co-relation queries the response was YES. Maximal size of possible extension queue 298. Compared 20780 event pairs, 43 based on Foata normal form. 200/4054 useless extension candidates. Maximal degree in co-relation 11307. Up to 1596 conditions per place.
[2024-12-02 14:41:04,457 INFO L140 encePairwiseOnDemand]: 41/50 looper letters, 0 selfloop transitions, 0 changer transitions 90/90 dead transitions.
[2024-12-02 14:41:04,457 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 62 places, 90 transitions, 432 flow
[2024-12-02 14:41:04,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2024-12-02 14:41:04,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states.
[2024-12-02 14:41:04,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 188 transitions.
[2024-12-02 14:41:04,459 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.6266666666666667
[2024-12-02 14:41:04,459 INFO L175 Difference]: Start difference. First operand has 61 places, 50 transitions, 212 flow. Second operand 6 states and 188 transitions.
[2024-12-02 14:41:04,459 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 62 places, 90 transitions, 432 flow
[2024-12-02 14:41:04,477 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 56 places, 90 transitions, 377 flow, removed 8 selfloop flow, removed 6 redundant places.
[2024-12-02 14:41:04,477 INFO L231 Difference]: Finished difference. Result has 56 places, 0 transitions, 0 flow
[2024-12-02 14:41:04,478 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=125, PETRI_DIFFERENCE_MINUEND_PLACES=51, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=46, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=0, PETRI_PLACES=56, PETRI_TRANSITIONS=0}
[2024-12-02 14:41:04,478 INFO L279 CegarLoopForPetriNet]: 59 programPoint places, -3 predicate places.
[2024-12-02 14:41:04,478 INFO L471 AbstractCegarLoop]: Abstraction has has 56 places, 0 transitions, 0 flow
[2024-12-02 14:41:04,478 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.5) internal successors, (123), 6 states have internal predecessors, (123), 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)
[2024-12-02 14:41:04,480 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 20 remaining)
[2024-12-02 14:41:04,480 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 20 remaining)
[2024-12-02 14:41:04,480 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 20 remaining)
[2024-12-02 14:41:04,480 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 20 remaining)
[2024-12-02 14:41:04,480 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 20 remaining)
[2024-12-02 14:41:04,480 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 20 remaining)
[2024-12-02 14:41:04,480 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 20 remaining)
[2024-12-02 14:41:04,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 20 remaining)
[2024-12-02 14:41:04,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (11 of 20 remaining)
[2024-12-02 14:41:04,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (10 of 20 remaining)
[2024-12-02 14:41:04,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (9 of 20 remaining)
[2024-12-02 14:41:04,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (8 of 20 remaining)
[2024-12-02 14:41:04,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 20 remaining)
[2024-12-02 14:41:04,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 20 remaining)
[2024-12-02 14:41:04,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 20 remaining)
[2024-12-02 14:41:04,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 20 remaining)
[2024-12-02 14:41:04,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 20 remaining)
[2024-12-02 14:41:04,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 20 remaining)
[2024-12-02 14:41:04,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 20 remaining)
[2024-12-02 14:41:04,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 20 remaining)
[2024-12-02 14:41:04,481 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2024-12-02 14:41:04,482 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1]
[2024-12-02 14:41:04,487 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2024-12-02 14:41:04,487 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-12-02 14:41:04,491 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 02:41:04 BasicIcfg
[2024-12-02 14:41:04,491 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-12-02 14:41:04,492 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-12-02 14:41:04,492 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-12-02 14:41:04,492 INFO L274 PluginConnector]: Witness Printer initialized
[2024-12-02 14:41:04,492 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:40:56" (3/4) ...
[2024-12-02 14:41:04,494 INFO L146 WitnessPrinter]: Generating witness for correct program
[2024-12-02 14:41:04,495 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P0
[2024-12-02 14:41:04,496 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P1
[2024-12-02 14:41:04,496 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P2
[2024-12-02 14:41:04,496 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P3
[2024-12-02 14:41:04,499 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 82 nodes and edges
[2024-12-02 14:41:04,500 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges
[2024-12-02 14:41:04,500 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges
[2024-12-02 14:41:04,500 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2024-12-02 14:41:04,566 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05cb495a-8822-4a67-a280-b17e42c73f79/bin/uautomizer-verify-84ZbGMXZE1/witness.graphml
[2024-12-02 14:41:04,566 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05cb495a-8822-4a67-a280-b17e42c73f79/bin/uautomizer-verify-84ZbGMXZE1/witness.yml
[2024-12-02 14:41:04,566 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-12-02 14:41:04,567 INFO L158 Benchmark]: Toolchain (without parser) took 8963.60ms. Allocated memory was 142.6MB in the beginning and 1.1GB in the end (delta: 956.3MB). Free memory was 115.8MB in the beginning and 638.4MB in the end (delta: -522.6MB). Peak memory consumption was 430.3MB. Max. memory is 16.1GB.
[2024-12-02 14:41:04,567 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 14:41:04,567 INFO L158 Benchmark]: CACSL2BoogieTranslator took 390.28ms. Allocated memory is still 142.6MB. Free memory was 115.5MB in the beginning and 92.7MB in the end (delta: 22.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
[2024-12-02 14:41:04,568 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.33ms. Allocated memory is still 142.6MB. Free memory was 92.4MB in the beginning and 90.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 14:41:04,568 INFO L158 Benchmark]: Boogie Preprocessor took 40.14ms. Allocated memory is still 142.6MB. Free memory was 90.5MB in the beginning and 87.3MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 14:41:04,568 INFO L158 Benchmark]: RCFGBuilder took 785.56ms. Allocated memory is still 142.6MB. Free memory was 87.3MB in the beginning and 76.8MB in the end (delta: 10.5MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB.
[2024-12-02 14:41:04,568 INFO L158 Benchmark]: TraceAbstraction took 7635.75ms. Allocated memory was 142.6MB in the beginning and 1.1GB in the end (delta: 956.3MB). Free memory was 76.1MB in the beginning and 642.6MB in the end (delta: -566.5MB). Peak memory consumption was 776.8MB. Max. memory is 16.1GB.
[2024-12-02 14:41:04,569 INFO L158 Benchmark]: Witness Printer took 74.33ms. Allocated memory is still 1.1GB. Free memory was 642.6MB in the beginning and 638.4MB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 14:41:04,570 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 390.28ms. Allocated memory is still 142.6MB. Free memory was 115.5MB in the beginning and 92.7MB in the end (delta: 22.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 32.33ms. Allocated memory is still 142.6MB. Free memory was 92.4MB in the beginning and 90.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB.
* Boogie Preprocessor took 40.14ms. Allocated memory is still 142.6MB. Free memory was 90.5MB in the beginning and 87.3MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 785.56ms. Allocated memory is still 142.6MB. Free memory was 87.3MB in the beginning and 76.8MB in the end (delta: 10.5MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB.
* TraceAbstraction took 7635.75ms. Allocated memory was 142.6MB in the beginning and 1.1GB in the end (delta: 956.3MB). Free memory was 76.1MB in the beginning and 642.6MB in the end (delta: -566.5MB). Peak memory consumption was 776.8MB. Max. memory is 16.1GB.
* Witness Printer took 74.33ms. Allocated memory is still 1.1GB. Free memory was 642.6MB in the beginning and 638.4MB 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: 795]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 795]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 810]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 810]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 825]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 825]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 845]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 845]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances
CFG has 9 procedures, 91 locations, 20 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 7.5s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 6.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 284 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 274 mSDsluCounter, 2 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 49 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 425 IncrementalHoareTripleChecker+Invalid, 474 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 49 mSolverCounterUnsat, 2 mSDtfsCounter, 425 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=212occurred in iteration=4, InterpolantAutomatonStates: 22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 84 NumberOfCodeBlocks, 84 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 79 ConstructedInterpolants, 0 QuantifiedInterpolants, 237 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available
- AllSpecificationsHoldResult: All specifications hold
8 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
[2024-12-02 14:41:04,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05cb495a-8822-4a67-a280-b17e42c73f79/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Result:
TRUE