./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/pthread-wmm/mix021_power.oepc_pso.oepc_rmo.oepc.i --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for overflows
Using default analysis
Version 4f9af400
extending candidate: java
['java']
extending candidate: /usr/bin/java
['java', '/usr/bin/java']
extending candidate: /opt/oracle-jdk-bin-*/bin/java
['java', '/usr/bin/java']
extending candidate: /opt/openjdk-*/bin/java
['java', '/usr/bin/java']
extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java
['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java']
['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml', '-i', '../sv-benchmarks/c/pthread-wmm/mix021_power.oepc_pso.oepc_rmo.oepc.i', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf', '--cacsl2boogietranslator.entry.function', 'main', '--witnessprinter.witness.directory', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux', '--witnessprinter.witness.filename', 'witness', '--witnessprinter.write.witness.besides.input.file', 'false', '--witnessprinter.graph.data.specification', 'CHECK( init(main()), LTL(G ! overflow) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '32bit', '--witnessprinter.graph.data.programhash', '8943650a21e052edc6a6af145da55799620df509a78c8e503eca6167eaa2f8fc']
Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-wmm/mix021_power.oepc_pso.oepc_rmo.oepc.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --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 8943650a21e052edc6a6af145da55799620df509a78c8e503eca6167eaa2f8fc
--- Real Ultimate output ---
This is Ultimate 0.3.0-?-4f9af40
[2024-11-07 23:25:40,741 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-07 23:25:40,846 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf
[2024-11-07 23:25:40,855 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-07 23:25:40,855 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-07 23:25:40,886 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-07 23:25:40,886 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-07 23:25:40,886 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-07 23:25:40,887 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-07 23:25:40,887 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-07 23:25:40,887 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-07 23:25:40,887 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-07 23:25:40,888 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-07 23:25:40,888 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-07 23:25:40,888 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-07 23:25:40,888 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-07 23:25:40,888 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-07 23:25:40,888 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-07 23:25:40,888 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-07 23:25:40,888 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-07 23:25:40,889 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-07 23:25:40,889 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-07 23:25:40,889 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-07 23:25:40,889 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-07 23:25:40,889 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-07 23:25:40,889 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME
[2024-11-07 23:25:40,889 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-07 23:25:40,890 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-07 23:25:40,890 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-07 23:25:40,890 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-07 23:25:40,890 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-07 23:25:40,890 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-07 23:25:40,890 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-07 23:25:40,890 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-07 23:25:40,891 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-07 23:25:40,891 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-07 23:25:40,891 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-07 23:25:40,891 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-07 23:25:40,891 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-07 23:25:40,891 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-07 23:25:40,892 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-07 23:25:40,892 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-07 23:25:40,892 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-07 23:25:40,892 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-07 23:25:40,892 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 -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux
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 -> 8943650a21e052edc6a6af145da55799620df509a78c8e503eca6167eaa2f8fc
[2024-11-07 23:25:41,210 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-07 23:25:41,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-07 23:25:41,219 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-07 23:25:41,221 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-07 23:25:41,221 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-07 23:25:41,222 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/mix021_power.oepc_pso.oepc_rmo.oepc.i
[2024-11-07 23:25:42,550 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-07 23:25:42,861 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-07 23:25:42,862 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix021_power.oepc_pso.oepc_rmo.oepc.i
[2024-11-07 23:25:42,879 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/b7925963b/8de7c35f2e154ecf8ce69a67dad33b37/FLAGfe79612d0
[2024-11-07 23:25:43,118 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/b7925963b/8de7c35f2e154ecf8ce69a67dad33b37
[2024-11-07 23:25:43,120 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-07 23:25:43,122 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-07 23:25:43,123 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-07 23:25:43,123 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-07 23:25:43,126 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-07 23:25:43,127 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 11:25:43" (1/1) ...
[2024-11-07 23:25:43,130 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a6c4810 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:25:43, skipping insertion in model container
[2024-11-07 23:25:43,130 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 11:25:43" (1/1) ...
[2024-11-07 23:25:43,170 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-07 23:25:43,468 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-07 23:25:43,481 INFO L200 MainTranslator]: Completed pre-run
[2024-11-07 23:25:43,549 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-07 23:25:43,587 INFO L204 MainTranslator]: Completed translation
[2024-11-07 23:25:43,587 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:25:43 WrapperNode
[2024-11-07 23:25:43,588 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-07 23:25:43,589 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-07 23:25:43,589 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-07 23:25:43,590 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-07 23:25:43,595 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:25:43" (1/1) ...
[2024-11-07 23:25:43,616 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:25:43" (1/1) ...
[2024-11-07 23:25:43,648 INFO L138 Inliner]: procedures = 176, calls = 54, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 133
[2024-11-07 23:25:43,649 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-07 23:25:43,650 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-07 23:25:43,650 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-07 23:25:43,650 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-07 23:25:43,658 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:25:43" (1/1) ...
[2024-11-07 23:25:43,659 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:25:43" (1/1) ...
[2024-11-07 23:25:43,663 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:25:43" (1/1) ...
[2024-11-07 23:25:43,690 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].
[2024-11-07 23:25:43,692 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:25:43" (1/1) ...
[2024-11-07 23:25:43,694 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:25:43" (1/1) ...
[2024-11-07 23:25:43,712 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:25:43" (1/1) ...
[2024-11-07 23:25:43,715 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:25:43" (1/1) ...
[2024-11-07 23:25:43,717 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:25:43" (1/1) ...
[2024-11-07 23:25:43,721 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:25:43" (1/1) ...
[2024-11-07 23:25:43,724 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-07 23:25:43,729 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-07 23:25:43,729 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-07 23:25:43,729 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-07 23:25:43,730 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:25:43" (1/1) ...
[2024-11-07 23:25:43,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-07 23:25:43,749 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 23:25:43,762 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-07 23:25:43,766 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-07 23:25:43,789 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2024-11-07 23:25:43,789 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-07 23:25:43,789 INFO L130 BoogieDeclarations]: Found specification of procedure P0
[2024-11-07 23:25:43,789 INFO L138 BoogieDeclarations]: Found implementation of procedure P0
[2024-11-07 23:25:43,789 INFO L130 BoogieDeclarations]: Found specification of procedure P1
[2024-11-07 23:25:43,789 INFO L138 BoogieDeclarations]: Found implementation of procedure P1
[2024-11-07 23:25:43,789 INFO L130 BoogieDeclarations]: Found specification of procedure P2
[2024-11-07 23:25:43,790 INFO L138 BoogieDeclarations]: Found implementation of procedure P2
[2024-11-07 23:25:43,790 INFO L130 BoogieDeclarations]: Found specification of procedure P3
[2024-11-07 23:25:43,790 INFO L138 BoogieDeclarations]: Found implementation of procedure P3
[2024-11-07 23:25:43,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-07 23:25:43,790 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2024-11-07 23:25:43,790 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-07 23:25:43,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-07 23:25:43,792 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement.
[2024-11-07 23:25:43,929 INFO L238 CfgBuilder]: Building ICFG
[2024-11-07 23:25:43,931 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-07 23:25:44,294 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program.
[2024-11-07 23:25:44,295 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-07 23:25:44,508 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-07 23:25:44,510 INFO L316 CfgBuilder]: Removed 0 assume(true) statements.
[2024-11-07 23:25:44,511 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 11:25:44 BoogieIcfgContainer
[2024-11-07 23:25:44,511 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-07 23:25:44,513 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-07 23:25:44,513 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-07 23:25:44,518 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-07 23:25:44,518 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 11:25:43" (1/3) ...
[2024-11-07 23:25:44,519 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b21a337 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 11:25:44, skipping insertion in model container
[2024-11-07 23:25:44,519 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:25:43" (2/3) ...
[2024-11-07 23:25:44,519 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b21a337 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 11:25:44, skipping insertion in model container
[2024-11-07 23:25:44,519 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 11:25:44" (3/3) ...
[2024-11-07 23:25:44,520 INFO L112 eAbstractionObserver]: Analyzing ICFG mix021_power.oepc_pso.oepc_rmo.oepc.i
[2024-11-07 23:25:44,535 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-07 23:25:44,535 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations.
[2024-11-07 23:25:44,535 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2024-11-07 23:25:44,635 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2024-11-07 23:25:44,670 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 64 places, 51 transitions, 118 flow
[2024-11-07 23:25:44,710 INFO L124 PetriNetUnfolderBase]: 0/47 cut-off events.
[2024-11-07 23:25:44,713 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES.
[2024-11-07 23:25:44,716 INFO L83 FinitePrefix]: Finished finitePrefix Result has 60 conditions, 47 events. 0/47 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 123 event pairs, 0 based on Foata normal form. 0/39 useless extension candidates. Maximal degree in co-relation 0. Up to 1 conditions per place.
[2024-11-07 23:25:44,716 INFO L82 GeneralOperation]: Start removeDead. Operand has 64 places, 51 transitions, 118 flow
[2024-11-07 23:25:44,719 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 60 places, 47 transitions, 106 flow
[2024-11-07 23:25:44,728 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-07 23:25:44,742 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;@551d327b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-07 23:25:44,742 INFO L334 AbstractCegarLoop]: Starting to check reachability of 20 error locations.
[2024-11-07 23:25:44,748 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder.
[2024-11-07 23:25:44,749 INFO L124 PetriNetUnfolderBase]: 0/12 cut-off events.
[2024-11-07 23:25:44,749 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES.
[2024-11-07 23:25:44,749 INFO L196 CegarLoopForPetriNet]: Found error trace
[2024-11-07 23:25:44,749 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-07 23:25:44,750 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 16 more)] ===
[2024-11-07 23:25:44,753 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 23:25:44,754 INFO L85 PathProgramCache]: Analyzing trace with hash 796813797, now seen corresponding path program 1 times
[2024-11-07 23:25:44,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-07 23:25:44,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869810858]
[2024-11-07 23:25:44,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 23:25:44,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-07 23:25:44,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 23:25:45,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-07 23:25:45,080 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-07 23:25:45,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869810858]
[2024-11-07 23:25:45,081 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1869810858] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-07 23:25:45,081 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-07 23:25:45,082 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2024-11-07 23:25:45,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349936255]
[2024-11-07 23:25:45,085 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-07 23:25:45,092 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-07 23:25:45,095 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-07 23:25:45,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-07 23:25:45,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-07 23:25:45,125 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 51
[2024-11-07 23:25:45,128 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 60 places, 47 transitions, 106 flow. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 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)
[2024-11-07 23:25:45,128 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-07 23:25:45,128 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 51
[2024-11-07 23:25:45,129 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-07 23:25:48,508 INFO L124 PetriNetUnfolderBase]: 22099/29647 cut-off events.
[2024-11-07 23:25:48,508 INFO L125 PetriNetUnfolderBase]: For 196/196 co-relation queries the response was YES.
[2024-11-07 23:25:48,587 INFO L83 FinitePrefix]: Finished finitePrefix Result has 59623 conditions, 29647 events. 22099/29647 cut-off events. For 196/196 co-relation queries the response was YES. Maximal size of possible extension queue 1543. Compared 184827 event pairs, 9017 based on Foata normal form. 0/21812 useless extension candidates. Maximal degree in co-relation 59611. Up to 28869 conditions per place.
[2024-11-07 23:25:48,730 INFO L140 encePairwiseOnDemand]: 38/51 looper letters, 49 selfloop transitions, 5 changer transitions 0/67 dead transitions.
[2024-11-07 23:25:48,730 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 62 places, 67 transitions, 263 flow
[2024-11-07 23:25:48,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-07 23:25:48,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2024-11-07 23:25:48,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 113 transitions.
[2024-11-07 23:25:48,742 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.738562091503268
[2024-11-07 23:25:48,743 INFO L175 Difference]: Start difference. First operand has 60 places, 47 transitions, 106 flow. Second operand 3 states and 113 transitions.
[2024-11-07 23:25:48,744 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 62 places, 67 transitions, 263 flow
[2024-11-07 23:25:48,751 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 58 places, 67 transitions, 256 flow, removed 0 selfloop flow, removed 4 redundant places.
[2024-11-07 23:25:48,756 INFO L231 Difference]: Finished difference. Result has 59 places, 51 transitions, 149 flow
[2024-11-07 23:25:48,759 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=51, PETRI_DIFFERENCE_MINUEND_FLOW=102, PETRI_DIFFERENCE_MINUEND_PLACES=56, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=47, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=42, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=149, PETRI_PLACES=59, PETRI_TRANSITIONS=51}
[2024-11-07 23:25:48,762 INFO L277 CegarLoopForPetriNet]: 60 programPoint places, -1 predicate places.
[2024-11-07 23:25:48,763 INFO L471 AbstractCegarLoop]: Abstraction has has 59 places, 51 transitions, 149 flow
[2024-11-07 23:25:48,763 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 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)
[2024-11-07 23:25:48,763 INFO L196 CegarLoopForPetriNet]: Found error trace
[2024-11-07 23:25:48,764 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-07 23:25:48,764 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-11-07 23:25:48,764 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 16 more)] ===
[2024-11-07 23:25:48,765 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 23:25:48,765 INFO L85 PathProgramCache]: Analyzing trace with hash 21393418, now seen corresponding path program 1 times
[2024-11-07 23:25:48,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-07 23:25:48,766 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652023399]
[2024-11-07 23:25:48,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 23:25:48,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-07 23:25:48,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 23:25:48,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-07 23:25:48,984 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-07 23:25:48,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [652023399]
[2024-11-07 23:25:48,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [652023399] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-07 23:25:48,985 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-07 23:25:48,985 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-07 23:25:48,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [988610701]
[2024-11-07 23:25:48,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-07 23:25:48,986 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-07 23:25:48,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-07 23:25:48,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-07 23:25:48,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-07 23:25:48,991 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 51
[2024-11-07 23:25:48,992 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 51 transitions, 149 flow. Second operand has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 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)
[2024-11-07 23:25:48,992 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-07 23:25:48,992 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 51
[2024-11-07 23:25:48,992 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-07 23:25:50,549 INFO L124 PetriNetUnfolderBase]: 12417/16801 cut-off events.
[2024-11-07 23:25:50,550 INFO L125 PetriNetUnfolderBase]: For 1198/1198 co-relation queries the response was YES.
[2024-11-07 23:25:50,594 INFO L83 FinitePrefix]: Finished finitePrefix Result has 39638 conditions, 16801 events. 12417/16801 cut-off events. For 1198/1198 co-relation queries the response was YES. Maximal size of possible extension queue 904. Compared 101654 event pairs, 4275 based on Foata normal form. 0/14031 useless extension candidates. Maximal degree in co-relation 39627. Up to 16022 conditions per place.
[2024-11-07 23:25:50,662 INFO L140 encePairwiseOnDemand]: 42/51 looper letters, 45 selfloop transitions, 5 changer transitions 0/63 dead transitions.
[2024-11-07 23:25:50,663 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 58 places, 63 transitions, 271 flow
[2024-11-07 23:25:50,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-07 23:25:50,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states.
[2024-11-07 23:25:50,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 122 transitions.
[2024-11-07 23:25:50,665 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.5980392156862745
[2024-11-07 23:25:50,665 INFO L175 Difference]: Start difference. First operand has 59 places, 51 transitions, 149 flow. Second operand 4 states and 122 transitions.
[2024-11-07 23:25:50,665 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 58 places, 63 transitions, 271 flow
[2024-11-07 23:25:50,666 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 57 places, 63 transitions, 266 flow, removed 0 selfloop flow, removed 1 redundant places.
[2024-11-07 23:25:50,666 INFO L231 Difference]: Finished difference. Result has 57 places, 47 transitions, 138 flow
[2024-11-07 23:25:50,667 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=51, PETRI_DIFFERENCE_MINUEND_FLOW=128, PETRI_DIFFERENCE_MINUEND_PLACES=54, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=47, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=42, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=138, PETRI_PLACES=57, PETRI_TRANSITIONS=47}
[2024-11-07 23:25:50,668 INFO L277 CegarLoopForPetriNet]: 60 programPoint places, -3 predicate places.
[2024-11-07 23:25:50,668 INFO L471 AbstractCegarLoop]: Abstraction has has 57 places, 47 transitions, 138 flow
[2024-11-07 23:25:50,669 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 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)
[2024-11-07 23:25:50,669 INFO L196 CegarLoopForPetriNet]: Found error trace
[2024-11-07 23:25:50,669 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-07 23:25:50,669 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-11-07 23:25:50,669 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 16 more)] ===
[2024-11-07 23:25:50,670 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 23:25:50,670 INFO L85 PathProgramCache]: Analyzing trace with hash 21393419, now seen corresponding path program 1 times
[2024-11-07 23:25:50,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-07 23:25:50,670 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279195532]
[2024-11-07 23:25:50,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 23:25:50,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-07 23:25:50,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 23:25:50,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-07 23:25:50,847 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-07 23:25:50,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [279195532]
[2024-11-07 23:25:50,847 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [279195532] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-07 23:25:50,847 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-07 23:25:50,847 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-07 23:25:50,847 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974858278]
[2024-11-07 23:25:50,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-07 23:25:50,848 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-07 23:25:50,848 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-07 23:25:50,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-07 23:25:50,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2024-11-07 23:25:50,852 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 51
[2024-11-07 23:25:50,852 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 57 places, 47 transitions, 138 flow. Second operand has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 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)
[2024-11-07 23:25:50,852 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-07 23:25:50,852 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 51
[2024-11-07 23:25:50,852 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-07 23:25:52,068 INFO L124 PetriNetUnfolderBase]: 8671/11899 cut-off events.
[2024-11-07 23:25:52,069 INFO L125 PetriNetUnfolderBase]: For 1686/1686 co-relation queries the response was YES.
[2024-11-07 23:25:52,116 INFO L83 FinitePrefix]: Finished finitePrefix Result has 27467 conditions, 11899 events. 8671/11899 cut-off events. For 1686/1686 co-relation queries the response was YES. Maximal size of possible extension queue 592. Compared 70196 event pairs, 1503 based on Foata normal form. 0/10721 useless extension candidates. Maximal degree in co-relation 27455. Up to 8721 conditions per place.
[2024-11-07 23:25:52,175 INFO L140 encePairwiseOnDemand]: 42/51 looper letters, 63 selfloop transitions, 9 changer transitions 0/85 dead transitions.
[2024-11-07 23:25:52,175 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 60 places, 85 transitions, 376 flow
[2024-11-07 23:25:52,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-07 23:25:52,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states.
[2024-11-07 23:25:52,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 144 transitions.
[2024-11-07 23:25:52,179 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7058823529411765
[2024-11-07 23:25:52,179 INFO L175 Difference]: Start difference. First operand has 57 places, 47 transitions, 138 flow. Second operand 4 states and 144 transitions.
[2024-11-07 23:25:52,179 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 60 places, 85 transitions, 376 flow
[2024-11-07 23:25:52,180 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 58 places, 85 transitions, 370 flow, removed 0 selfloop flow, removed 2 redundant places.
[2024-11-07 23:25:52,183 INFO L231 Difference]: Finished difference. Result has 59 places, 51 transitions, 190 flow
[2024-11-07 23:25:52,183 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=51, PETRI_DIFFERENCE_MINUEND_FLOW=132, PETRI_DIFFERENCE_MINUEND_PLACES=55, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=47, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=38, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=190, PETRI_PLACES=59, PETRI_TRANSITIONS=51}
[2024-11-07 23:25:52,184 INFO L277 CegarLoopForPetriNet]: 60 programPoint places, -1 predicate places.
[2024-11-07 23:25:52,184 INFO L471 AbstractCegarLoop]: Abstraction has has 59 places, 51 transitions, 190 flow
[2024-11-07 23:25:52,185 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 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)
[2024-11-07 23:25:52,185 INFO L196 CegarLoopForPetriNet]: Found error trace
[2024-11-07 23:25:52,185 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-07 23:25:52,185 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-11-07 23:25:52,185 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 16 more)] ===
[2024-11-07 23:25:52,186 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 23:25:52,186 INFO L85 PathProgramCache]: Analyzing trace with hash 1888392140, now seen corresponding path program 1 times
[2024-11-07 23:25:52,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-07 23:25:52,187 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757129022]
[2024-11-07 23:25:52,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 23:25:52,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-07 23:25:52,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 23:25:52,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-07 23:25:52,400 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-07 23:25:52,400 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757129022]
[2024-11-07 23:25:52,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [757129022] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-07 23:25:52,400 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-07 23:25:52,401 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-07 23:25:52,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796579662]
[2024-11-07 23:25:52,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-07 23:25:52,401 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-11-07 23:25:52,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-07 23:25:52,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-11-07 23:25:52,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20
[2024-11-07 23:25:52,408 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 51
[2024-11-07 23:25:52,410 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 51 transitions, 190 flow. Second operand has 5 states, 5 states have (on average 19.6) internal successors, (98), 5 states have internal predecessors, (98), 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)
[2024-11-07 23:25:52,410 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-07 23:25:52,410 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 51
[2024-11-07 23:25:52,410 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-07 23:25:53,185 INFO L124 PetriNetUnfolderBase]: 6607/9091 cut-off events.
[2024-11-07 23:25:53,186 INFO L125 PetriNetUnfolderBase]: For 4236/4236 co-relation queries the response was YES.
[2024-11-07 23:25:53,202 INFO L83 FinitePrefix]: Finished finitePrefix Result has 23620 conditions, 9091 events. 6607/9091 cut-off events. For 4236/4236 co-relation queries the response was YES. Maximal size of possible extension queue 474. Compared 52267 event pairs, 563 based on Foata normal form. 0/8781 useless extension candidates. Maximal degree in co-relation 23607. Up to 3176 conditions per place.
[2024-11-07 23:25:53,227 INFO L140 encePairwiseOnDemand]: 42/51 looper letters, 75 selfloop transitions, 13 changer transitions 4/105 dead transitions.
[2024-11-07 23:25:53,227 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 63 places, 105 transitions, 510 flow
[2024-11-07 23:25:53,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-11-07 23:25:53,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states.
[2024-11-07 23:25:53,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 181 transitions.
[2024-11-07 23:25:53,229 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7098039215686275
[2024-11-07 23:25:53,229 INFO L175 Difference]: Start difference. First operand has 59 places, 51 transitions, 190 flow. Second operand 5 states and 181 transitions.
[2024-11-07 23:25:53,229 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 63 places, 105 transitions, 510 flow
[2024-11-07 23:25:53,234 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 61 places, 105 transitions, 492 flow, removed 4 selfloop flow, removed 2 redundant places.
[2024-11-07 23:25:53,236 INFO L231 Difference]: Finished difference. Result has 62 places, 51 transitions, 214 flow
[2024-11-07 23:25:53,236 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=51, PETRI_DIFFERENCE_MINUEND_FLOW=172, PETRI_DIFFERENCE_MINUEND_PLACES=57, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=51, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=38, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=214, PETRI_PLACES=62, PETRI_TRANSITIONS=51}
[2024-11-07 23:25:53,236 INFO L277 CegarLoopForPetriNet]: 60 programPoint places, 2 predicate places.
[2024-11-07 23:25:53,237 INFO L471 AbstractCegarLoop]: Abstraction has has 62 places, 51 transitions, 214 flow
[2024-11-07 23:25:53,237 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.6) internal successors, (98), 5 states have internal predecessors, (98), 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)
[2024-11-07 23:25:53,237 INFO L196 CegarLoopForPetriNet]: Found error trace
[2024-11-07 23:25:53,237 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-07 23:25:53,237 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2024-11-07 23:25:53,237 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 16 more)] ===
[2024-11-07 23:25:53,237 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 23:25:53,237 INFO L85 PathProgramCache]: Analyzing trace with hash 390243431, now seen corresponding path program 1 times
[2024-11-07 23:25:53,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-07 23:25:53,238 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117081102]
[2024-11-07 23:25:53,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 23:25:53,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-07 23:25:53,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 23:25:53,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-07 23:25:53,473 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-07 23:25:53,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1117081102]
[2024-11-07 23:25:53,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1117081102] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-07 23:25:53,474 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-07 23:25:53,474 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-11-07 23:25:53,474 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407273645]
[2024-11-07 23:25:53,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-07 23:25:53,474 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-11-07 23:25:53,475 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-07 23:25:53,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-11-07 23:25:53,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30
[2024-11-07 23:25:53,481 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 51
[2024-11-07 23:25:53,481 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 62 places, 51 transitions, 214 flow. Second operand has 6 states, 6 states have (on average 20.0) internal successors, (120), 6 states have internal predecessors, (120), 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)
[2024-11-07 23:25:53,481 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-07 23:25:53,482 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 51
[2024-11-07 23:25:53,482 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-07 23:25:54,323 INFO L124 PetriNetUnfolderBase]: 5935/8179 cut-off events.
[2024-11-07 23:25:54,323 INFO L125 PetriNetUnfolderBase]: For 7332/7332 co-relation queries the response was YES.
[2024-11-07 23:25:54,336 INFO L83 FinitePrefix]: Finished finitePrefix Result has 21945 conditions, 8179 events. 5935/8179 cut-off events. For 7332/7332 co-relation queries the response was YES. Maximal size of possible extension queue 474. Compared 48152 event pairs, 443 based on Foata normal form. 160/8189 useless extension candidates. Maximal degree in co-relation 21931. Up to 3176 conditions per place.
[2024-11-07 23:25:54,343 INFO L140 encePairwiseOnDemand]: 42/51 looper letters, 0 selfloop transitions, 0 changer transitions 97/97 dead transitions.
[2024-11-07 23:25:54,343 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 63 places, 97 transitions, 462 flow
[2024-11-07 23:25:54,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2024-11-07 23:25:54,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states.
[2024-11-07 23:25:54,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 190 transitions.
[2024-11-07 23:25:54,345 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.6209150326797386
[2024-11-07 23:25:54,345 INFO L175 Difference]: Start difference. First operand has 62 places, 51 transitions, 214 flow. Second operand 6 states and 190 transitions.
[2024-11-07 23:25:54,345 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 63 places, 97 transitions, 462 flow
[2024-11-07 23:25:54,415 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 57 places, 97 transitions, 407 flow, removed 8 selfloop flow, removed 6 redundant places.
[2024-11-07 23:25:54,416 INFO L231 Difference]: Finished difference. Result has 57 places, 0 transitions, 0 flow
[2024-11-07 23:25:54,416 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=51, PETRI_DIFFERENCE_MINUEND_FLOW=127, PETRI_DIFFERENCE_MINUEND_PLACES=52, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=47, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=47, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=0, PETRI_PLACES=57, PETRI_TRANSITIONS=0}
[2024-11-07 23:25:54,417 INFO L277 CegarLoopForPetriNet]: 60 programPoint places, -3 predicate places.
[2024-11-07 23:25:54,417 INFO L471 AbstractCegarLoop]: Abstraction has has 57 places, 0 transitions, 0 flow
[2024-11-07 23:25:54,417 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.0) internal successors, (120), 6 states have internal predecessors, (120), 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)
[2024-11-07 23:25:54,419 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 20 remaining)
[2024-11-07 23:25:54,420 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 20 remaining)
[2024-11-07 23:25:54,420 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 20 remaining)
[2024-11-07 23:25:54,420 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 20 remaining)
[2024-11-07 23:25:54,420 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 20 remaining)
[2024-11-07 23:25:54,420 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 20 remaining)
[2024-11-07 23:25:54,420 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 20 remaining)
[2024-11-07 23:25:54,420 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 20 remaining)
[2024-11-07 23:25:54,420 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (11 of 20 remaining)
[2024-11-07 23:25:54,420 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (10 of 20 remaining)
[2024-11-07 23:25:54,421 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (9 of 20 remaining)
[2024-11-07 23:25:54,421 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (8 of 20 remaining)
[2024-11-07 23:25:54,421 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 20 remaining)
[2024-11-07 23:25:54,421 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 20 remaining)
[2024-11-07 23:25:54,421 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 20 remaining)
[2024-11-07 23:25:54,421 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 20 remaining)
[2024-11-07 23:25:54,421 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 20 remaining)
[2024-11-07 23:25:54,421 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 20 remaining)
[2024-11-07 23:25:54,421 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 20 remaining)
[2024-11-07 23:25:54,421 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 20 remaining)
[2024-11-07 23:25:54,422 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2024-11-07 23:25:54,422 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1]
[2024-11-07 23:25:54,430 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2024-11-07 23:25:54,430 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-07 23:25:54,437 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 11:25:54 BasicIcfg
[2024-11-07 23:25:54,437 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-07 23:25:54,438 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-07 23:25:54,438 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-07 23:25:54,438 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-07 23:25:54,440 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 11:25:44" (3/4) ...
[2024-11-07 23:25:54,441 INFO L142 WitnessPrinter]: Generating witness for correct program
[2024-11-07 23:25:54,443 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P0
[2024-11-07 23:25:54,444 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P1
[2024-11-07 23:25:54,444 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P2
[2024-11-07 23:25:54,444 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P3
[2024-11-07 23:25:54,449 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 79 nodes and edges
[2024-11-07 23:25:54,450 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges
[2024-11-07 23:25:54,451 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges
[2024-11-07 23:25:54,451 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges
[2024-11-07 23:25:54,525 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml
[2024-11-07 23:25:54,526 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml
[2024-11-07 23:25:54,526 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-07 23:25:54,527 INFO L158 Benchmark]: Toolchain (without parser) took 11405.03ms. Allocated memory was 117.4MB in the beginning and 1.6GB in the end (delta: 1.5GB). Free memory was 89.8MB in the beginning and 1.0GB in the end (delta: -950.1MB). Peak memory consumption was 510.3MB. Max. memory is 16.1GB.
[2024-11-07 23:25:54,527 INFO L158 Benchmark]: CDTParser took 0.93ms. Allocated memory is still 117.4MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 23:25:54,527 INFO L158 Benchmark]: CACSL2BoogieTranslator took 465.91ms. Allocated memory is still 117.4MB. Free memory was 89.6MB in the beginning and 65.9MB in the end (delta: 23.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
[2024-11-07 23:25:54,527 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.91ms. Allocated memory is still 117.4MB. Free memory was 65.9MB in the beginning and 63.7MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 23:25:54,527 INFO L158 Benchmark]: Boogie Preprocessor took 78.41ms. Allocated memory is still 117.4MB. Free memory was 63.6MB in the beginning and 60.3MB in the end (delta: 3.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-07 23:25:54,527 INFO L158 Benchmark]: RCFGBuilder took 782.08ms. Allocated memory is still 117.4MB. Free memory was 60.3MB in the beginning and 47.5MB in the end (delta: 12.7MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB.
[2024-11-07 23:25:54,528 INFO L158 Benchmark]: TraceAbstraction took 9924.78ms. Allocated memory was 117.4MB in the beginning and 1.6GB in the end (delta: 1.5GB). Free memory was 47.0MB in the beginning and 1.0GB in the end (delta: -997.3MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB.
[2024-11-07 23:25:54,528 INFO L158 Benchmark]: Witness Printer took 87.84ms. Allocated memory is still 1.6GB. Free memory was 1.0GB in the beginning and 1.0GB in the end (delta: 4.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-07 23:25:54,532 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.93ms. Allocated memory is still 117.4MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 465.91ms. Allocated memory is still 117.4MB. Free memory was 89.6MB in the beginning and 65.9MB in the end (delta: 23.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 59.91ms. Allocated memory is still 117.4MB. Free memory was 65.9MB in the beginning and 63.7MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB.
* Boogie Preprocessor took 78.41ms. Allocated memory is still 117.4MB. Free memory was 63.6MB in the beginning and 60.3MB in the end (delta: 3.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* RCFGBuilder took 782.08ms. Allocated memory is still 117.4MB. Free memory was 60.3MB in the beginning and 47.5MB in the end (delta: 12.7MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB.
* TraceAbstraction took 9924.78ms. Allocated memory was 117.4MB in the beginning and 1.6GB in the end (delta: 1.5GB). Free memory was 47.0MB in the beginning and 1.0GB in the end (delta: -997.3MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB.
* Witness Printer took 87.84ms. Allocated memory is still 1.6GB. Free memory was 1.0GB in the beginning and 1.0GB in the end (delta: 4.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- PositiveResult [Line: 773]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 773]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 793]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 793]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 813]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 813]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 849]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 849]: 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, 93 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: 9.8s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 8.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 238 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 228 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 46 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 468 IncrementalHoareTripleChecker+Invalid, 514 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 46 mSolverCounterUnsat, 0 mSDtfsCounter, 468 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=214occurred in iteration=4, InterpolantAutomatonStates: 22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 85 NumberOfCodeBlocks, 85 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 80 ConstructedInterpolants, 0 QuantifiedInterpolants, 240 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
- AllSpecificationsHoldResult: All specifications hold
8 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
[2024-11-07 23:25:54,560 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/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