./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_09_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_09_good.i', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-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', '64bit', '--witnessprinter.graph.data.programhash', 'e149814b570a219b8765979fd76a7b8122471d93eb9f9186bc97c78c8e439591'] 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/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_09_good.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-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 64bit --witnessprinter.graph.data.programhash e149814b570a219b8765979fd76a7b8122471d93eb9f9186bc97c78c8e439591 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 22:41:45,955 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 22:41:46,036 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-11-07 22:41:46,041 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 22:41:46,042 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 22:41:46,062 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 22:41:46,063 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 22:41:46,064 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 22:41:46,064 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 22:41:46,065 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 22:41:46,065 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 22:41:46,066 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 22:41:46,066 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 22:41:46,066 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 22:41:46,066 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 22:41:46,066 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 22:41:46,066 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 22:41:46,067 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 22:41:46,067 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 22:41:46,067 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 22:41:46,067 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 22:41:46,067 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 22:41:46,067 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 22:41:46,067 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-07 22:41:46,067 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-07 22:41:46,067 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 22:41:46,067 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 22:41:46,067 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 22:41:46,068 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 22:41:46,068 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 22:41:46,068 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 22:41:46,068 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 22:41:46,068 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 22:41:46,068 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 22:41:46,068 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 22:41:46,068 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 22:41:46,069 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 22:41:46,069 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 22:41:46,069 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 22:41:46,069 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 22:41:46,069 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 22:41:46,069 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e149814b570a219b8765979fd76a7b8122471d93eb9f9186bc97c78c8e439591 [2024-11-07 22:41:46,303 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 22:41:46,309 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 22:41:46,313 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 22:41:46,314 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 22:41:46,314 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 22:41:46,316 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_09_good.i [2024-11-07 22:41:47,422 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 22:41:47,732 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 22:41:47,732 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_09_good.i [2024-11-07 22:41:47,748 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/6af5959a9/016cf2dc05354ae1bf5e3e84a0ffa04d/FLAGb023add2b [2024-11-07 22:41:47,974 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/6af5959a9/016cf2dc05354ae1bf5e3e84a0ffa04d [2024-11-07 22:41:47,976 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 22:41:47,977 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 22:41:47,978 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 22:41:47,978 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 22:41:47,981 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 22:41:47,981 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:41:47" (1/1) ... [2024-11-07 22:41:47,982 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ee79fcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:41:47, skipping insertion in model container [2024-11-07 22:41:47,982 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:41:47" (1/1) ... [2024-11-07 22:41:48,016 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 22:41:48,493 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 22:41:48,500 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 22:41:48,573 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 22:41:48,690 INFO L204 MainTranslator]: Completed translation [2024-11-07 22:41:48,692 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:41:48 WrapperNode [2024-11-07 22:41:48,692 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 22:41:48,693 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 22:41:48,694 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 22:41:48,694 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 22:41:48,698 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:41:48" (1/1) ... [2024-11-07 22:41:48,719 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:41:48" (1/1) ... [2024-11-07 22:41:48,743 INFO L138 Inliner]: procedures = 502, calls = 46, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 153 [2024-11-07 22:41:48,745 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 22:41:48,746 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 22:41:48,747 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 22:41:48,747 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 22:41:48,753 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:41:48" (1/1) ... [2024-11-07 22:41:48,754 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:41:48" (1/1) ... [2024-11-07 22:41:48,757 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:41:48" (1/1) ... [2024-11-07 22:41:48,773 INFO L175 MemorySlicer]: Split 2 memory accesses to 2 slices as follows [1, 1]. 50 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [1, 1]. The 0 writes are split as follows [0, 0]. [2024-11-07 22:41:48,773 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:41:48" (1/1) ... [2024-11-07 22:41:48,773 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:41:48" (1/1) ... [2024-11-07 22:41:48,777 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:41:48" (1/1) ... [2024-11-07 22:41:48,779 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:41:48" (1/1) ... [2024-11-07 22:41:48,780 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:41:48" (1/1) ... [2024-11-07 22:41:48,781 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:41:48" (1/1) ... [2024-11-07 22:41:48,782 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 22:41:48,783 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 22:41:48,783 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 22:41:48,783 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 22:41:48,784 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:41:48" (1/1) ... [2024-11-07 22:41:48,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 22:41:48,801 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 22:41:48,813 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 22:41:48,816 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 22:41:48,834 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2024-11-07 22:41:48,835 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2024-11-07 22:41:48,835 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-07 22:41:48,835 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-07 22:41:48,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 22:41:48,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 22:41:48,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 22:41:48,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 22:41:48,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-07 22:41:48,938 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 22:41:48,939 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 22:41:49,115 INFO L? ?]: Removed 30 outVars from TransFormulas that were not future-live. [2024-11-07 22:41:49,116 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 22:41:49,126 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 22:41:49,127 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-07 22:41:49,128 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:41:49 BoogieIcfgContainer [2024-11-07 22:41:49,128 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 22:41:49,129 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 22:41:49,130 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 22:41:49,133 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 22:41:49,133 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 10:41:47" (1/3) ... [2024-11-07 22:41:49,134 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f99bdb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 10:41:49, skipping insertion in model container [2024-11-07 22:41:49,134 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:41:48" (2/3) ... [2024-11-07 22:41:49,135 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f99bdb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 10:41:49, skipping insertion in model container [2024-11-07 22:41:49,135 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:41:49" (3/3) ... [2024-11-07 22:41:49,135 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_fgets_predec_09_good.i [2024-11-07 22:41:49,146 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 22:41:49,147 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2024-11-07 22:41:49,187 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 22:41:49,198 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;@7397f9d8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 22:41:49,198 INFO L334 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2024-11-07 22:41:49,202 INFO L276 IsEmpty]: Start isEmpty. Operand has 71 states, 48 states have (on average 1.4375) internal successors, (69), 56 states have internal predecessors, (69), 12 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-07 22:41:49,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-07 22:41:49,207 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 22:41:49,207 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 22:41:49,208 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-07 22:41:49,211 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 22:41:49,212 INFO L85 PathProgramCache]: Analyzing trace with hash -1682223633, now seen corresponding path program 1 times [2024-11-07 22:41:49,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 22:41:49,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [180005638] [2024-11-07 22:41:49,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 22:41:49,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 22:41:49,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:41:49,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 22:41:49,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:41:49,459 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 22:41:49,460 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 22:41:49,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [180005638] [2024-11-07 22:41:49,460 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [180005638] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 22:41:49,460 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 22:41:49,461 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 22:41:49,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492438437] [2024-11-07 22:41:49,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 22:41:49,465 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 22:41:49,465 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 22:41:49,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 22:41:49,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:41:49,483 INFO L87 Difference]: Start difference. First operand has 71 states, 48 states have (on average 1.4375) internal successors, (69), 56 states have internal predecessors, (69), 12 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-07 22:41:49,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 22:41:49,532 INFO L93 Difference]: Finished difference Result 133 states and 173 transitions. [2024-11-07 22:41:49,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 22:41:49,535 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2024-11-07 22:41:49,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 22:41:49,540 INFO L225 Difference]: With dead ends: 133 [2024-11-07 22:41:49,540 INFO L226 Difference]: Without dead ends: 62 [2024-11-07 22:41:49,544 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:41:49,547 INFO L432 NwaCegarLoop]: 81 mSDtfsCounter, 83 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 83 SdHoareTripleChecker+Valid, 81 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 22:41:49,549 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [83 Valid, 81 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 22:41:49,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2024-11-07 22:41:49,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2024-11-07 22:41:49,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 42 states have (on average 1.3333333333333333) internal successors, (56), 49 states have internal predecessors, (56), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2024-11-07 22:41:49,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 76 transitions. [2024-11-07 22:41:49,583 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 76 transitions. Word has length 12 [2024-11-07 22:41:49,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 22:41:49,586 INFO L471 AbstractCegarLoop]: Abstraction has 62 states and 76 transitions. [2024-11-07 22:41:49,586 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-07 22:41:49,586 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 76 transitions. [2024-11-07 22:41:49,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-07 22:41:49,587 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 22:41:49,588 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 22:41:49,588 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 22:41:49,588 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-07 22:41:49,589 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 22:41:49,589 INFO L85 PathProgramCache]: Analyzing trace with hash -2039294892, now seen corresponding path program 1 times [2024-11-07 22:41:49,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 22:41:49,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [112228688] [2024-11-07 22:41:49,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 22:41:49,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 22:41:49,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:41:49,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 22:41:49,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:41:49,689 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 22:41:49,690 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 22:41:49,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [112228688] [2024-11-07 22:41:49,690 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [112228688] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 22:41:49,690 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 22:41:49,690 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 22:41:49,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294914797] [2024-11-07 22:41:49,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 22:41:49,691 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 22:41:49,695 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 22:41:49,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 22:41:49,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:41:49,696 INFO L87 Difference]: Start difference. First operand 62 states and 76 transitions. Second operand has 3 states, 2 states have (on average 6.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-07 22:41:49,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 22:41:49,728 INFO L93 Difference]: Finished difference Result 111 states and 135 transitions. [2024-11-07 22:41:49,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 22:41:49,729 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 6.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 14 [2024-11-07 22:41:49,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 22:41:49,730 INFO L225 Difference]: With dead ends: 111 [2024-11-07 22:41:49,730 INFO L226 Difference]: Without dead ends: 67 [2024-11-07 22:41:49,730 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:41:49,731 INFO L432 NwaCegarLoop]: 79 mSDtfsCounter, 8 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 143 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 22:41:49,731 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 143 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 22:41:49,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2024-11-07 22:41:49,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 64. [2024-11-07 22:41:49,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 45 states have (on average 1.3111111111111111) internal successors, (59), 51 states have internal predecessors, (59), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2024-11-07 22:41:49,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 79 transitions. [2024-11-07 22:41:49,738 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 79 transitions. Word has length 14 [2024-11-07 22:41:49,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 22:41:49,738 INFO L471 AbstractCegarLoop]: Abstraction has 64 states and 79 transitions. [2024-11-07 22:41:49,738 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-07 22:41:49,738 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 79 transitions. [2024-11-07 22:41:49,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-07 22:41:49,739 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 22:41:49,739 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 22:41:49,739 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-07 22:41:49,739 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-07 22:41:49,739 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 22:41:49,739 INFO L85 PathProgramCache]: Analyzing trace with hash 1206367861, now seen corresponding path program 1 times [2024-11-07 22:41:49,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 22:41:49,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203291188] [2024-11-07 22:41:49,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 22:41:49,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 22:41:49,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:41:49,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 22:41:49,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:41:49,826 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 22:41:49,830 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 22:41:49,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1203291188] [2024-11-07 22:41:49,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1203291188] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 22:41:49,830 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 22:41:49,830 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 22:41:49,831 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963135721] [2024-11-07 22:41:49,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 22:41:49,831 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 22:41:49,831 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 22:41:49,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 22:41:49,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:41:49,831 INFO L87 Difference]: Start difference. First operand 64 states and 79 transitions. Second operand has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-07 22:41:49,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 22:41:49,856 INFO L93 Difference]: Finished difference Result 65 states and 80 transitions. [2024-11-07 22:41:49,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 22:41:49,858 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 15 [2024-11-07 22:41:49,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 22:41:49,859 INFO L225 Difference]: With dead ends: 65 [2024-11-07 22:41:49,859 INFO L226 Difference]: Without dead ends: 64 [2024-11-07 22:41:49,859 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:41:49,860 INFO L432 NwaCegarLoop]: 71 mSDtfsCounter, 5 mSDsluCounter, 58 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 129 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 22:41:49,860 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 129 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 22:41:49,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2024-11-07 22:41:49,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 63. [2024-11-07 22:41:49,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 45 states have (on average 1.288888888888889) internal successors, (58), 50 states have internal predecessors, (58), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2024-11-07 22:41:49,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 78 transitions. [2024-11-07 22:41:49,874 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 78 transitions. Word has length 15 [2024-11-07 22:41:49,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 22:41:49,874 INFO L471 AbstractCegarLoop]: Abstraction has 63 states and 78 transitions. [2024-11-07 22:41:49,874 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-07 22:41:49,875 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 78 transitions. [2024-11-07 22:41:49,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-07 22:41:49,875 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 22:41:49,875 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 22:41:49,875 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-07 22:41:49,875 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-07 22:41:49,876 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 22:41:49,876 INFO L85 PathProgramCache]: Analyzing trace with hash -1463172833, now seen corresponding path program 1 times [2024-11-07 22:41:49,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 22:41:49,876 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1818105276] [2024-11-07 22:41:49,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 22:41:49,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 22:41:49,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:41:49,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 22:41:49,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:41:49,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-07 22:41:49,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:41:49,955 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-07 22:41:49,955 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 22:41:49,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1818105276] [2024-11-07 22:41:49,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1818105276] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 22:41:49,956 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 22:41:49,956 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 22:41:49,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326192544] [2024-11-07 22:41:49,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 22:41:49,956 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 22:41:49,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 22:41:49,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 22:41:49,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:41:49,957 INFO L87 Difference]: Start difference. First operand 63 states and 78 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-07 22:41:49,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 22:41:49,972 INFO L93 Difference]: Finished difference Result 102 states and 122 transitions. [2024-11-07 22:41:49,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 22:41:49,972 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 25 [2024-11-07 22:41:49,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 22:41:49,973 INFO L225 Difference]: With dead ends: 102 [2024-11-07 22:41:49,973 INFO L226 Difference]: Without dead ends: 59 [2024-11-07 22:41:49,973 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:41:49,974 INFO L432 NwaCegarLoop]: 64 mSDtfsCounter, 59 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 64 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 22:41:49,974 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 64 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 22:41:49,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2024-11-07 22:41:49,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2024-11-07 22:41:49,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 43 states have (on average 1.2325581395348837) internal successors, (53), 48 states have internal predecessors, (53), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2024-11-07 22:41:49,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 69 transitions. [2024-11-07 22:41:49,979 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 69 transitions. Word has length 25 [2024-11-07 22:41:49,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 22:41:49,979 INFO L471 AbstractCegarLoop]: Abstraction has 59 states and 69 transitions. [2024-11-07 22:41:49,979 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-07 22:41:49,979 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 69 transitions. [2024-11-07 22:41:49,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-07 22:41:49,980 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 22:41:49,980 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 22:41:49,980 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-07 22:41:49,980 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-07 22:41:49,980 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 22:41:49,980 INFO L85 PathProgramCache]: Analyzing trace with hash -737836245, now seen corresponding path program 1 times [2024-11-07 22:41:49,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 22:41:49,980 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [205297798] [2024-11-07 22:41:49,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 22:41:49,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 22:41:49,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:41:50,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 22:41:50,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:41:50,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-07 22:41:50,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:41:50,032 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-07 22:41:50,032 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 22:41:50,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [205297798] [2024-11-07 22:41:50,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [205297798] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 22:41:50,032 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 22:41:50,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 22:41:50,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161216656] [2024-11-07 22:41:50,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 22:41:50,033 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 22:41:50,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 22:41:50,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 22:41:50,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:41:50,034 INFO L87 Difference]: Start difference. First operand 59 states and 69 transitions. Second operand has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-07 22:41:50,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 22:41:50,062 INFO L93 Difference]: Finished difference Result 87 states and 98 transitions. [2024-11-07 22:41:50,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 22:41:50,063 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 26 [2024-11-07 22:41:50,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 22:41:50,064 INFO L225 Difference]: With dead ends: 87 [2024-11-07 22:41:50,065 INFO L226 Difference]: Without dead ends: 61 [2024-11-07 22:41:50,065 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:41:50,066 INFO L432 NwaCegarLoop]: 64 mSDtfsCounter, 6 mSDsluCounter, 53 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 117 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 22:41:50,066 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 117 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 22:41:50,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2024-11-07 22:41:50,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2024-11-07 22:41:50,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 46 states have (on average 1.1956521739130435) internal successors, (55), 50 states have internal predecessors, (55), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2024-11-07 22:41:50,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 71 transitions. [2024-11-07 22:41:50,075 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 71 transitions. Word has length 26 [2024-11-07 22:41:50,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 22:41:50,075 INFO L471 AbstractCegarLoop]: Abstraction has 61 states and 71 transitions. [2024-11-07 22:41:50,075 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-07 22:41:50,076 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 71 transitions. [2024-11-07 22:41:50,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-07 22:41:50,077 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 22:41:50,077 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 22:41:50,077 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-07 22:41:50,077 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-07 22:41:50,078 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 22:41:50,079 INFO L85 PathProgramCache]: Analyzing trace with hash -1398087009, now seen corresponding path program 1 times [2024-11-07 22:41:50,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 22:41:50,079 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2025370947] [2024-11-07 22:41:50,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 22:41:50,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 22:41:50,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:41:50,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 22:41:50,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:41:50,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-07 22:41:50,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:41:50,161 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-07 22:41:50,162 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 22:41:50,162 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2025370947] [2024-11-07 22:41:50,162 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2025370947] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 22:41:50,162 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 22:41:50,162 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 22:41:50,162 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935638664] [2024-11-07 22:41:50,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 22:41:50,164 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 22:41:50,165 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 22:41:50,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 22:41:50,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:41:50,165 INFO L87 Difference]: Start difference. First operand 61 states and 71 transitions. Second operand has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-07 22:41:50,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 22:41:50,196 INFO L93 Difference]: Finished difference Result 61 states and 71 transitions. [2024-11-07 22:41:50,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 22:41:50,197 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 27 [2024-11-07 22:41:50,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 22:41:50,198 INFO L225 Difference]: With dead ends: 61 [2024-11-07 22:41:50,198 INFO L226 Difference]: Without dead ends: 60 [2024-11-07 22:41:50,198 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:41:50,199 INFO L432 NwaCegarLoop]: 60 mSDtfsCounter, 3 mSDsluCounter, 51 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 111 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 22:41:50,199 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 111 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 22:41:50,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2024-11-07 22:41:50,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 60. [2024-11-07 22:41:50,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 46 states have (on average 1.173913043478261) internal successors, (54), 49 states have internal predecessors, (54), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2024-11-07 22:41:50,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 70 transitions. [2024-11-07 22:41:50,213 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 70 transitions. Word has length 27 [2024-11-07 22:41:50,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 22:41:50,213 INFO L471 AbstractCegarLoop]: Abstraction has 60 states and 70 transitions. [2024-11-07 22:41:50,214 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-07 22:41:50,214 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 70 transitions. [2024-11-07 22:41:50,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-07 22:41:50,214 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 22:41:50,214 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 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 22:41:50,215 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-07 22:41:50,215 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-07 22:41:50,215 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 22:41:50,215 INFO L85 PathProgramCache]: Analyzing trace with hash 1515822009, now seen corresponding path program 1 times [2024-11-07 22:41:50,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 22:41:50,215 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250816792] [2024-11-07 22:41:50,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 22:41:50,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 22:41:50,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:41:50,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 22:41:50,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:41:50,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-07 22:41:50,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:41:50,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-07 22:41:50,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:41:50,308 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-07 22:41:50,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 22:41:50,309 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250816792] [2024-11-07 22:41:50,309 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [250816792] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 22:41:50,309 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 22:41:50,309 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 22:41:50,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907898071] [2024-11-07 22:41:50,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 22:41:50,309 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 22:41:50,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 22:41:50,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 22:41:50,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:41:50,311 INFO L87 Difference]: Start difference. First operand 60 states and 70 transitions. Second operand has 3 states, 2 states have (on average 11.5) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-07 22:41:50,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 22:41:50,320 INFO L93 Difference]: Finished difference Result 60 states and 70 transitions. [2024-11-07 22:41:50,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 22:41:50,320 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 11.5) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 35 [2024-11-07 22:41:50,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 22:41:50,321 INFO L225 Difference]: With dead ends: 60 [2024-11-07 22:41:50,321 INFO L226 Difference]: Without dead ends: 59 [2024-11-07 22:41:50,321 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:41:50,322 INFO L432 NwaCegarLoop]: 60 mSDtfsCounter, 1 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 116 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 22:41:50,322 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 116 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 22:41:50,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2024-11-07 22:41:50,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2024-11-07 22:41:50,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 46 states have (on average 1.1521739130434783) internal successors, (53), 48 states have internal predecessors, (53), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2024-11-07 22:41:50,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 69 transitions. [2024-11-07 22:41:50,326 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 69 transitions. Word has length 35 [2024-11-07 22:41:50,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 22:41:50,326 INFO L471 AbstractCegarLoop]: Abstraction has 59 states and 69 transitions. [2024-11-07 22:41:50,326 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 11.5) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-07 22:41:50,326 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 69 transitions. [2024-11-07 22:41:50,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-07 22:41:50,327 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 22:41:50,327 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 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 22:41:50,327 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-07 22:41:50,327 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-07 22:41:50,327 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 22:41:50,327 INFO L85 PathProgramCache]: Analyzing trace with hash -254157845, now seen corresponding path program 1 times [2024-11-07 22:41:50,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 22:41:50,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [526008950] [2024-11-07 22:41:50,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 22:41:50,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 22:41:50,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:41:50,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 22:41:50,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:41:50,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-07 22:41:50,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:41:50,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-07 22:41:50,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:41:50,372 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-07 22:41:50,372 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 22:41:50,372 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [526008950] [2024-11-07 22:41:50,372 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [526008950] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 22:41:50,372 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 22:41:50,372 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 22:41:50,372 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941238762] [2024-11-07 22:41:50,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 22:41:50,372 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 22:41:50,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 22:41:50,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 22:41:50,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:41:50,373 INFO L87 Difference]: Start difference. First operand 59 states and 69 transitions. Second operand has 3 states, 2 states have (on average 12.0) internal successors, (24), 3 states have internal predecessors, (24), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-07 22:41:50,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 22:41:50,381 INFO L93 Difference]: Finished difference Result 59 states and 69 transitions. [2024-11-07 22:41:50,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 22:41:50,382 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 12.0) internal successors, (24), 3 states have internal predecessors, (24), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 36 [2024-11-07 22:41:50,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 22:41:50,382 INFO L225 Difference]: With dead ends: 59 [2024-11-07 22:41:50,382 INFO L226 Difference]: Without dead ends: 58 [2024-11-07 22:41:50,382 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:41:50,383 INFO L432 NwaCegarLoop]: 60 mSDtfsCounter, 0 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 116 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 22:41:50,383 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 116 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 22:41:50,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2024-11-07 22:41:50,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2024-11-07 22:41:50,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 46 states have (on average 1.1304347826086956) internal successors, (52), 47 states have internal predecessors, (52), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2024-11-07 22:41:50,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 68 transitions. [2024-11-07 22:41:50,387 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 68 transitions. Word has length 36 [2024-11-07 22:41:50,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 22:41:50,387 INFO L471 AbstractCegarLoop]: Abstraction has 58 states and 68 transitions. [2024-11-07 22:41:50,388 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 12.0) internal successors, (24), 3 states have internal predecessors, (24), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-07 22:41:50,388 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 68 transitions. [2024-11-07 22:41:50,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-07 22:41:50,388 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 22:41:50,389 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 22:41:50,389 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-07 22:41:50,389 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-07 22:41:50,389 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 22:41:50,389 INFO L85 PathProgramCache]: Analyzing trace with hash -1082178336, now seen corresponding path program 1 times [2024-11-07 22:41:50,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 22:41:50,389 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781464632] [2024-11-07 22:41:50,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 22:41:50,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 22:41:50,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:41:50,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 22:41:50,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:41:50,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-07 22:41:50,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:41:50,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-07 22:41:50,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:41:50,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-07 22:41:50,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:41:50,436 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-07 22:41:50,436 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 22:41:50,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1781464632] [2024-11-07 22:41:50,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1781464632] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 22:41:50,437 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 22:41:50,437 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 22:41:50,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1061224320] [2024-11-07 22:41:50,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 22:41:50,437 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 22:41:50,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 22:41:50,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 22:41:50,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:41:50,438 INFO L87 Difference]: Start difference. First operand 58 states and 68 transitions. Second operand has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-07 22:41:50,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 22:41:50,447 INFO L93 Difference]: Finished difference Result 58 states and 68 transitions. [2024-11-07 22:41:50,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 22:41:50,447 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 45 [2024-11-07 22:41:50,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 22:41:50,448 INFO L225 Difference]: With dead ends: 58 [2024-11-07 22:41:50,449 INFO L226 Difference]: Without dead ends: 57 [2024-11-07 22:41:50,449 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:41:50,450 INFO L432 NwaCegarLoop]: 59 mSDtfsCounter, 1 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 115 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 22:41:50,450 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 115 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 22:41:50,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2024-11-07 22:41:50,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2024-11-07 22:41:50,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 46 states have (on average 1.108695652173913) internal successors, (51), 46 states have internal predecessors, (51), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2024-11-07 22:41:50,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 67 transitions. [2024-11-07 22:41:50,458 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 67 transitions. Word has length 45 [2024-11-07 22:41:50,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 22:41:50,458 INFO L471 AbstractCegarLoop]: Abstraction has 57 states and 67 transitions. [2024-11-07 22:41:50,458 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-07 22:41:50,458 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 67 transitions. [2024-11-07 22:41:50,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-07 22:41:50,459 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 22:41:50,459 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 22:41:50,459 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-07 22:41:50,459 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-07 22:41:50,460 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 22:41:50,460 INFO L85 PathProgramCache]: Analyzing trace with hash 812210103, now seen corresponding path program 1 times [2024-11-07 22:41:50,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 22:41:50,460 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233642561] [2024-11-07 22:41:50,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 22:41:50,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 22:41:50,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:41:50,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 22:41:50,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:41:50,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-07 22:41:50,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:41:50,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-07 22:41:50,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:41:50,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-07 22:41:50,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:41:50,513 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-07 22:41:50,513 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 22:41:50,513 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233642561] [2024-11-07 22:41:50,513 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1233642561] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 22:41:50,513 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 22:41:50,513 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 22:41:50,513 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39832613] [2024-11-07 22:41:50,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 22:41:50,514 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 22:41:50,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 22:41:50,515 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 22:41:50,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:41:50,515 INFO L87 Difference]: Start difference. First operand 57 states and 67 transitions. Second operand has 3 states, 2 states have (on average 16.0) internal successors, (32), 3 states have internal predecessors, (32), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-07 22:41:50,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 22:41:50,524 INFO L93 Difference]: Finished difference Result 57 states and 67 transitions. [2024-11-07 22:41:50,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 22:41:50,524 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 16.0) internal successors, (32), 3 states have internal predecessors, (32), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 46 [2024-11-07 22:41:50,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 22:41:50,525 INFO L225 Difference]: With dead ends: 57 [2024-11-07 22:41:50,525 INFO L226 Difference]: Without dead ends: 0 [2024-11-07 22:41:50,525 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:41:50,525 INFO L432 NwaCegarLoop]: 59 mSDtfsCounter, 0 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 115 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 22:41:50,525 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 115 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 22:41:50,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-07 22:41:50,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-07 22:41:50,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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 22:41:50,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-07 22:41:50,526 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 46 [2024-11-07 22:41:50,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 22:41:50,526 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-07 22:41:50,526 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 16.0) internal successors, (32), 3 states have internal predecessors, (32), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-07 22:41:50,526 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-07 22:41:50,526 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-07 22:41:50,528 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2024-11-07 22:41:50,533 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2024-11-07 22:41:50,533 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2024-11-07 22:41:50,533 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2024-11-07 22:41:50,533 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2024-11-07 22:41:50,533 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2024-11-07 22:41:50,533 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2024-11-07 22:41:50,533 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2024-11-07 22:41:50,533 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-07 22:41:50,538 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 22:41:50,540 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-07 22:41:50,644 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-07 22:41:50,655 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL [2024-11-07 22:41:50,655 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID [2024-11-07 22:41:50,656 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID [2024-11-07 22:41:50,656 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper [2024-11-07 22:41:50,656 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower [2024-11-07 22:41:50,657 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha [2024-11-07 22:41:50,657 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit [2024-11-07 22:41:50,658 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit [2024-11-07 22:41:50,658 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace [2024-11-07 22:41:50,658 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint [2024-11-07 22:41:50,658 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph [2024-11-07 22:41:50,658 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank [2024-11-07 22:41:50,658 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl [2024-11-07 22:41:50,658 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct [2024-11-07 22:41:50,658 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum [2024-11-07 22:41:50,658 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper [2024-11-07 22:41:50,658 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower [2024-11-07 22:41:50,658 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha [2024-11-07 22:41:50,658 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit [2024-11-07 22:41:50,658 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit [2024-11-07 22:41:50,658 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace [2024-11-07 22:41:50,658 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint [2024-11-07 22:41:50,658 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph [2024-11-07 22:41:50,658 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank [2024-11-07 22:41:50,658 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl [2024-11-07 22:41:50,658 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct [2024-11-07 22:41:50,658 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum [2024-11-07 22:41:50,658 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper [2024-11-07 22:41:50,658 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower [2024-11-07 22:41:50,658 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha [2024-11-07 22:41:50,658 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit [2024-11-07 22:41:50,658 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit [2024-11-07 22:41:50,658 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace [2024-11-07 22:41:50,658 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint [2024-11-07 22:41:50,658 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph [2024-11-07 22:41:50,658 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank [2024-11-07 22:41:50,658 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl [2024-11-07 22:41:50,658 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct [2024-11-07 22:41:50,658 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum [2024-11-07 22:41:50,660 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL [2024-11-07 22:41:50,661 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID [2024-11-07 22:41:50,661 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID [2024-11-07 22:41:50,661 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper [2024-11-07 22:41:50,661 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower [2024-11-07 22:41:50,661 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha [2024-11-07 22:41:50,661 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit [2024-11-07 22:41:50,661 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit [2024-11-07 22:41:50,661 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace [2024-11-07 22:41:50,661 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint [2024-11-07 22:41:50,661 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph [2024-11-07 22:41:50,661 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank [2024-11-07 22:41:50,661 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl [2024-11-07 22:41:50,661 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct [2024-11-07 22:41:50,661 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum [2024-11-07 22:41:50,665 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper [2024-11-07 22:41:50,665 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower [2024-11-07 22:41:50,665 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha [2024-11-07 22:41:50,665 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit [2024-11-07 22:41:50,665 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit [2024-11-07 22:41:50,665 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace [2024-11-07 22:41:50,665 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint [2024-11-07 22:41:50,665 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph [2024-11-07 22:41:50,666 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank [2024-11-07 22:41:50,666 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl [2024-11-07 22:41:50,666 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct [2024-11-07 22:41:50,666 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum [2024-11-07 22:41:50,666 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper [2024-11-07 22:41:50,666 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower [2024-11-07 22:41:50,666 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha [2024-11-07 22:41:50,666 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit [2024-11-07 22:41:50,666 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit [2024-11-07 22:41:50,666 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace [2024-11-07 22:41:50,666 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint [2024-11-07 22:41:50,666 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph [2024-11-07 22:41:50,666 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank [2024-11-07 22:41:50,666 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl [2024-11-07 22:41:50,666 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct [2024-11-07 22:41:50,666 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum [2024-11-07 22:41:50,666 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 10:41:50 BoogieIcfgContainer [2024-11-07 22:41:50,667 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-07 22:41:50,667 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-07 22:41:50,667 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-07 22:41:50,667 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-07 22:41:50,668 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:41:49" (3/4) ... [2024-11-07 22:41:50,669 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-07 22:41:50,673 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2024-11-07 22:41:50,673 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2024-11-07 22:41:50,678 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2024-11-07 22:41:50,678 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-07 22:41:50,678 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-07 22:41:50,678 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-07 22:41:50,679 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-07 22:41:50,745 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-07 22:41:50,746 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-07 22:41:50,746 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-07 22:41:50,746 INFO L158 Benchmark]: Toolchain (without parser) took 2769.26ms. Allocated memory was 117.4MB in the beginning and 167.8MB in the end (delta: 50.3MB). Free memory was 88.6MB in the beginning and 51.1MB in the end (delta: 37.5MB). Peak memory consumption was 92.5MB. Max. memory is 16.1GB. [2024-11-07 22:41:50,747 INFO L158 Benchmark]: CDTParser took 0.74ms. Allocated memory is still 117.4MB. Free memory is still 81.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 22:41:50,747 INFO L158 Benchmark]: CACSL2BoogieTranslator took 715.02ms. Allocated memory is still 117.4MB. Free memory was 88.4MB in the beginning and 69.6MB in the end (delta: 18.8MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. [2024-11-07 22:41:50,747 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.50ms. Allocated memory is still 117.4MB. Free memory was 69.6MB in the beginning and 66.5MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 22:41:50,747 INFO L158 Benchmark]: Boogie Preprocessor took 36.38ms. Allocated memory is still 117.4MB. Free memory was 66.5MB in the beginning and 64.4MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 22:41:50,747 INFO L158 Benchmark]: RCFGBuilder took 344.77ms. Allocated memory is still 117.4MB. Free memory was 64.4MB in the beginning and 47.4MB in the end (delta: 17.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-07 22:41:50,747 INFO L158 Benchmark]: TraceAbstraction took 1537.39ms. Allocated memory was 117.4MB in the beginning and 167.8MB in the end (delta: 50.3MB). Free memory was 46.9MB in the beginning and 57.1MB in the end (delta: -10.2MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. [2024-11-07 22:41:50,748 INFO L158 Benchmark]: Witness Printer took 78.72ms. Allocated memory is still 167.8MB. Free memory was 57.1MB in the beginning and 51.1MB in the end (delta: 6.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-07 22:41:50,749 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.74ms. Allocated memory is still 117.4MB. Free memory is still 81.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 715.02ms. Allocated memory is still 117.4MB. Free memory was 88.4MB in the beginning and 69.6MB in the end (delta: 18.8MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.50ms. Allocated memory is still 117.4MB. Free memory was 69.6MB in the beginning and 66.5MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 36.38ms. Allocated memory is still 117.4MB. Free memory was 66.5MB in the beginning and 64.4MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 344.77ms. Allocated memory is still 117.4MB. Free memory was 64.4MB in the beginning and 47.4MB in the end (delta: 17.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1537.39ms. Allocated memory was 117.4MB in the beginning and 167.8MB in the end (delta: 50.3MB). Free memory was 46.9MB in the beginning and 57.1MB in the end (delta: -10.2MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. * Witness Printer took 78.72ms. Allocated memory is still 167.8MB. Free memory was 57.1MB in the beginning and 51.1MB in the end (delta: 6.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1574]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1574]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1606]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1606]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1631]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1631]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1648]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1648]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 71 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 10, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 172 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 166 mSDsluCounter, 1107 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 450 mSDsCounter, 14 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 58 IncrementalHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 14 mSolverCounterUnsat, 657 mSDtfsCounter, 58 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 66 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=71occurred in iteration=0, InterpolantAutomatonStates: 30, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 10 MinimizatonAttempts, 4 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 281 NumberOfCodeBlocks, 281 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 271 ConstructedInterpolants, 0 QuantifiedInterpolants, 361 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 60/60 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 - ProcedureContractResult [Line: 1412]: Procedure Contract for printLine Derived contract for procedure printLine. Requires: (GLOBAL_CONST_TRUE == 1) Ensures: ((GLOBAL_CONST_TRUE == 1) && (((((((((((((((((stdin == \old(stdin)) && (stdout == \old(stdout))) && (stderr == \old(stderr))) && (__tzname == \old(__tzname))) && (__daylight == \old(__daylight))) && (__timezone == \old(__timezone))) && (tzname == \old(tzname))) && (daylight == \old(daylight))) && (timezone == \old(timezone))) && (GLOBAL_CONST_TRUE == \old(GLOBAL_CONST_TRUE))) && (GLOBAL_CONST_FALSE == \old(GLOBAL_CONST_FALSE))) && (GLOBAL_CONST_FIVE == \old(GLOBAL_CONST_FIVE))) && (globalTrue == \old(globalTrue))) && (globalFalse == \old(globalFalse))) && (globalFive == \old(globalFive))) && (globalArgc == \old(globalArgc))) && (globalArgv == \old(globalArgv)))) - ProcedureContractResult [Line: 1426]: Procedure Contract for printIntLine Derived contract for procedure printIntLine. Requires: (GLOBAL_CONST_TRUE == 1) Ensures: ((GLOBAL_CONST_TRUE == 1) && (((((((((((((((((stdin == \old(stdin)) && (stdout == \old(stdout))) && (stderr == \old(stderr))) && (__tzname == \old(__tzname))) && (__daylight == \old(__daylight))) && (__timezone == \old(__timezone))) && (tzname == \old(tzname))) && (daylight == \old(daylight))) && (timezone == \old(timezone))) && (GLOBAL_CONST_TRUE == \old(GLOBAL_CONST_TRUE))) && (GLOBAL_CONST_FALSE == \old(GLOBAL_CONST_FALSE))) && (GLOBAL_CONST_FIVE == \old(GLOBAL_CONST_FIVE))) && (globalTrue == \old(globalTrue))) && (globalFalse == \old(globalFalse))) && (globalFive == \old(globalFive))) && (globalArgc == \old(globalArgc))) && (globalArgv == \old(globalArgv)))) RESULT: Ultimate proved your program to be correct! [2024-11-07 22:41:50,777 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