./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--nfc--st21nfca--st21nfca_i2c.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--nfc--st21nfca--st21nfca_i2c.ko-entry_point.cil.out.i', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '64bit', '--witnessprinter.graph.data.programhash', '0b6cec80466d26e7f9fcd66257be2e9ddc0be03c06ed1a001e454a4fe37aa1e9'] 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/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--nfc--st21nfca--st21nfca_i2c.ko-entry_point.cil.out.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0b6cec80466d26e7f9fcd66257be2e9ddc0be03c06ed1a001e454a4fe37aa1e9 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 13:05:14,490 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 13:05:14,560 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-07 13:05:14,565 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 13:05:14,565 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 13:05:14,589 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 13:05:14,592 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 13:05:14,593 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 13:05:14,593 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 13:05:14,593 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 13:05:14,593 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 13:05:14,593 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 13:05:14,593 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 13:05:14,594 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 13:05:14,594 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 13:05:14,594 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 13:05:14,595 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 13:05:14,595 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 13:05:14,595 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 13:05:14,595 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 13:05:14,595 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 13:05:14,595 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 13:05:14,595 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 13:05:14,595 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 13:05:14,595 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 13:05:14,595 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 13:05:14,596 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 13:05:14,596 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 13:05:14,597 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 13:05:14,597 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 13:05:14,597 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 13:05:14,597 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 13:05:14,597 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 13:05:14,597 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 13:05:14,597 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 13:05:14,597 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 13:05:14,597 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 13:05:14,597 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 13:05:14,597 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 13:05:14,597 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 ! call(reach_error())) ) 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 -> 0b6cec80466d26e7f9fcd66257be2e9ddc0be03c06ed1a001e454a4fe37aa1e9 [2024-11-07 13:05:14,833 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 13:05:14,845 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 13:05:14,847 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 13:05:14,848 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 13:05:14,848 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 13:05:14,849 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--nfc--st21nfca--st21nfca_i2c.ko-entry_point.cil.out.i [2024-11-07 13:05:16,034 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 13:05:16,404 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 13:05:16,404 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--nfc--st21nfca--st21nfca_i2c.ko-entry_point.cil.out.i [2024-11-07 13:05:16,437 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/7716fb20e/f4d07d24c88f402494e283f92c13de98/FLAGd02ce05c2 [2024-11-07 13:05:16,452 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/7716fb20e/f4d07d24c88f402494e283f92c13de98 [2024-11-07 13:05:16,453 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 13:05:16,457 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 13:05:16,458 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 13:05:16,458 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 13:05:16,461 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 13:05:16,462 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:05:16" (1/1) ... [2024-11-07 13:05:16,462 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f0b5ab6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:05:16, skipping insertion in model container [2024-11-07 13:05:16,464 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:05:16" (1/1) ... [2024-11-07 13:05:16,515 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 13:05:16,807 WARN L1351 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2715] [2024-11-07 13:05:16,807 WARN L1351 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2716-2717] [2024-11-07 13:05:16,853 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--nfc--st21nfca--st21nfca_i2c.ko-entry_point.cil.out.i[78841,78854] [2024-11-07 13:05:17,195 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 13:05:17,214 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 13:05:17,270 WARN L1351 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2715] [2024-11-07 13:05:17,271 WARN L1351 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2716-2717] [2024-11-07 13:05:17,275 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--nfc--st21nfca--st21nfca_i2c.ko-entry_point.cil.out.i[78841,78854] [2024-11-07 13:05:17,371 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 13:05:17,403 INFO L204 MainTranslator]: Completed translation [2024-11-07 13:05:17,404 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:05:17 WrapperNode [2024-11-07 13:05:17,404 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 13:05:17,406 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 13:05:17,406 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 13:05:17,406 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 13:05:17,410 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:05:17" (1/1) ... [2024-11-07 13:05:17,438 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:05:17" (1/1) ... [2024-11-07 13:05:17,575 INFO L138 Inliner]: procedures = 143, calls = 706, calls flagged for inlining = 57, calls inlined = 53, statements flattened = 2149 [2024-11-07 13:05:17,576 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 13:05:17,577 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 13:05:17,577 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 13:05:17,577 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 13:05:17,583 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:05:17" (1/1) ... [2024-11-07 13:05:17,583 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:05:17" (1/1) ... [2024-11-07 13:05:17,598 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:05:17" (1/1) ... [2024-11-07 13:05:17,714 INFO L175 MemorySlicer]: Split 358 memory accesses to 19 slices as follows [2, 9, 3, 143, 31, 5, 7, 8, 12, 10, 13, 28, 12, 4, 6, 5, 13, 42, 5]. 40 percent of accesses are in the largest equivalence class. The 118 initializations are split as follows [2, 6, 3, 0, 0, 5, 0, 8, 0, 0, 13, 0, 12, 4, 6, 0, 13, 42, 4]. The 117 writes are split as follows [0, 0, 0, 43, 31, 0, 6, 0, 0, 10, 0, 24, 0, 0, 0, 3, 0, 0, 0]. [2024-11-07 13:05:17,718 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:05:17" (1/1) ... [2024-11-07 13:05:17,718 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:05:17" (1/1) ... [2024-11-07 13:05:17,780 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:05:17" (1/1) ... [2024-11-07 13:05:17,791 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:05:17" (1/1) ... [2024-11-07 13:05:17,812 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:05:17" (1/1) ... [2024-11-07 13:05:17,823 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:05:17" (1/1) ... [2024-11-07 13:05:17,840 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 13:05:17,842 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 13:05:17,842 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 13:05:17,842 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 13:05:17,843 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:05:17" (1/1) ... [2024-11-07 13:05:17,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 13:05:17,864 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 13:05:17,877 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 13:05:17,887 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 13:05:17,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-07 13:05:17,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-07 13:05:17,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-07 13:05:17,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-07 13:05:17,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-07 13:05:17,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-07 13:05:17,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-07 13:05:17,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-07 13:05:17,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-07 13:05:17,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-07 13:05:17,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-07 13:05:17,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-07 13:05:17,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-07 13:05:17,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-07 13:05:17,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-07 13:05:17,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-07 13:05:17,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-07 13:05:17,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-07 13:05:17,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-07 13:05:17,904 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-07 13:05:17,904 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-07 13:05:17,904 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_threaded_irq [2024-11-07 13:05:17,904 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_threaded_irq [2024-11-07 13:05:17,904 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-07 13:05:17,904 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-07 13:05:17,904 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-07 13:05:17,904 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-07 13:05:17,904 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-07 13:05:17,904 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-07 13:05:17,904 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-07 13:05:17,904 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-07 13:05:17,904 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-07 13:05:17,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-07 13:05:17,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-07 13:05:17,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-07 13:05:17,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-07 13:05:17,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-07 13:05:17,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-07 13:05:17,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-07 13:05:17,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-07 13:05:17,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-07 13:05:17,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-07 13:05:17,905 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2024-11-07 13:05:17,905 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2024-11-07 13:05:17,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-07 13:05:17,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-07 13:05:17,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-07 13:05:17,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-07 13:05:17,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-07 13:05:17,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-07 13:05:17,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-07 13:05:17,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-07 13:05:17,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-07 13:05:17,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-07 13:05:17,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-07 13:05:17,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-07 13:05:17,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-07 13:05:17,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-07 13:05:17,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-07 13:05:17,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-07 13:05:17,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-07 13:05:17,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-07 13:05:17,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-07 13:05:17,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-07 13:05:17,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-07 13:05:17,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-07 13:05:17,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-07 13:05:17,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-07 13:05:17,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-07 13:05:17,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-07 13:05:17,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-07 13:05:17,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-07 13:05:17,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-07 13:05:17,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-07 13:05:17,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-07 13:05:17,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-07 13:05:17,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-07 13:05:17,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-07 13:05:17,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-07 13:05:17,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-07 13:05:17,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-07 13:05:17,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-07 13:05:17,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-07 13:05:17,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-07 13:05:17,908 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2024-11-07 13:05:17,908 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2024-11-07 13:05:17,908 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_clientdata [2024-11-07 13:05:17,908 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_clientdata [2024-11-07 13:05:17,908 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2024-11-07 13:05:17,908 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2024-11-07 13:05:17,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-07 13:05:17,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-07 13:05:17,908 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2024-11-07 13:05:17,908 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2024-11-07 13:05:17,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-07 13:05:17,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-07 13:05:17,908 INFO L130 BoogieDeclarations]: Found specification of procedure print_hex_dump [2024-11-07 13:05:17,908 INFO L138 BoogieDeclarations]: Found implementation of procedure print_hex_dump [2024-11-07 13:05:17,908 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2024-11-07 13:05:17,908 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2024-11-07 13:05:17,909 INFO L130 BoogieDeclarations]: Found specification of procedure devm_gpio_request [2024-11-07 13:05:17,909 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_gpio_request [2024-11-07 13:05:17,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-07 13:05:17,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-07 13:05:17,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-07 13:05:17,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-07 13:05:17,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-07 13:05:17,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-07 13:05:17,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-07 13:05:17,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-07 13:05:17,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-07 13:05:17,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-07 13:05:17,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-07 13:05:17,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-07 13:05:17,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-07 13:05:17,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-07 13:05:17,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-07 13:05:17,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-07 13:05:17,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-07 13:05:17,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-07 13:05:17,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-07 13:05:17,909 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-07 13:05:17,909 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-07 13:05:17,909 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-07 13:05:17,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-07 13:05:17,909 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2024-11-07 13:05:17,909 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2024-11-07 13:05:17,909 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2024-11-07 13:05:17,909 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2024-11-07 13:05:17,909 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-07 13:05:17,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-07 13:05:17,909 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_set_value [2024-11-07 13:05:17,909 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_set_value [2024-11-07 13:05:17,909 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2024-11-07 13:05:17,910 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2024-11-07 13:05:17,910 INFO L130 BoogieDeclarations]: Found specification of procedure st21nfca_hci_irq_thread_fn [2024-11-07 13:05:17,910 INFO L138 BoogieDeclarations]: Found implementation of procedure st21nfca_hci_irq_thread_fn [2024-11-07 13:05:17,910 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 13:05:17,910 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 13:05:17,910 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_to_desc [2024-11-07 13:05:17,910 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_to_desc [2024-11-07 13:05:17,910 INFO L130 BoogieDeclarations]: Found specification of procedure nfc_hci_recv_frame [2024-11-07 13:05:17,910 INFO L138 BoogieDeclarations]: Found implementation of procedure nfc_hci_recv_frame [2024-11-07 13:05:17,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-07 13:05:17,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 13:05:17,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-07 13:05:17,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-07 13:05:17,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-07 13:05:17,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-07 13:05:17,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-07 13:05:17,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-07 13:05:17,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-07 13:05:17,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-07 13:05:17,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-07 13:05:17,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-07 13:05:17,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-07 13:05:17,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-07 13:05:17,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-07 13:05:17,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-07 13:05:17,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-07 13:05:17,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-07 13:05:17,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-07 13:05:17,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-07 13:05:17,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-07 13:05:17,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-07 13:05:17,911 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_master_send [2024-11-07 13:05:17,911 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_master_send [2024-11-07 13:05:17,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2024-11-07 13:05:17,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2024-11-07 13:05:17,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2024-11-07 13:05:17,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2024-11-07 13:05:17,912 INFO L130 BoogieDeclarations]: Found specification of procedure crc_ccitt [2024-11-07 13:05:17,912 INFO L138 BoogieDeclarations]: Found implementation of procedure crc_ccitt [2024-11-07 13:05:17,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-07 13:05:17,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-07 13:05:17,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-07 13:05:17,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-07 13:05:17,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-07 13:05:17,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-07 13:05:17,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-07 13:05:17,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-07 13:05:17,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-07 13:05:17,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-07 13:05:17,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-07 13:05:17,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-07 13:05:17,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-07 13:05:17,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-07 13:05:17,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-07 13:05:17,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-07 13:05:17,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-07 13:05:17,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-07 13:05:17,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-07 13:05:17,913 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-07 13:05:17,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-07 13:05:17,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-07 13:05:17,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-07 13:05:17,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-07 13:05:17,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-07 13:05:17,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-07 13:05:17,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-07 13:05:17,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-07 13:05:17,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-07 13:05:17,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-07 13:05:17,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-07 13:05:17,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-07 13:05:17,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-07 13:05:17,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-07 13:05:17,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-07 13:05:17,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-07 13:05:17,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-07 13:05:17,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-07 13:05:17,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-07 13:05:17,914 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-07 13:05:17,914 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-07 13:05:17,915 INFO L130 BoogieDeclarations]: Found specification of procedure st21nfca_hci_i2c_disable [2024-11-07 13:05:17,915 INFO L138 BoogieDeclarations]: Found implementation of procedure st21nfca_hci_i2c_disable [2024-11-07 13:05:17,915 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-07 13:05:17,915 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-07 13:05:17,915 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-07 13:05:17,915 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-07 13:05:17,915 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_master_recv [2024-11-07 13:05:17,915 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_master_recv [2024-11-07 13:05:17,915 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-11-07 13:05:17,915 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-11-07 13:05:17,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 13:05:17,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-07 13:05:17,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-07 13:05:17,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-07 13:05:17,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-07 13:05:17,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-07 13:05:17,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-07 13:05:17,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-07 13:05:17,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-07 13:05:17,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-07 13:05:17,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-07 13:05:17,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-07 13:05:17,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-07 13:05:17,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-07 13:05:17,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-07 13:05:17,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-07 13:05:17,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-07 13:05:17,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-07 13:05:17,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-07 13:05:17,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-07 13:05:17,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-07 13:05:17,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-07 13:05:17,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-07 13:05:17,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-07 13:05:17,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-07 13:05:17,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-07 13:05:17,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-07 13:05:17,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-07 13:05:17,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-07 13:05:17,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-07 13:05:17,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-07 13:05:17,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-07 13:05:17,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-07 13:05:17,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-07 13:05:17,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-07 13:05:17,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-07 13:05:17,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-07 13:05:17,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-07 13:05:17,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-07 13:05:17,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-07 13:05:17,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 13:05:17,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 13:05:18,256 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 13:05:18,257 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 13:05:18,310 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-07 13:05:23,595 INFO L? ?]: Removed 772 outVars from TransFormulas that were not future-live. [2024-11-07 13:05:23,595 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 13:05:23,620 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 13:05:23,620 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-07 13:05:23,621 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:05:23 BoogieIcfgContainer [2024-11-07 13:05:23,621 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 13:05:23,625 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 13:05:23,625 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 13:05:23,629 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 13:05:23,629 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:05:16" (1/3) ... [2024-11-07 13:05:23,630 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6875301a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:05:23, skipping insertion in model container [2024-11-07 13:05:23,630 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:05:17" (2/3) ... [2024-11-07 13:05:23,630 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6875301a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:05:23, skipping insertion in model container [2024-11-07 13:05:23,630 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:05:23" (3/3) ... [2024-11-07 13:05:23,631 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--nfc--st21nfca--st21nfca_i2c.ko-entry_point.cil.out.i [2024-11-07 13:05:23,643 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 13:05:23,643 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 13:05:23,700 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 13:05:23,713 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;@4f8600b7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 13:05:23,713 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 13:05:23,722 INFO L276 IsEmpty]: Start isEmpty. Operand has 595 states, 442 states have (on average 1.3597285067873304) internal successors, (601), 454 states have internal predecessors, (601), 117 states have call successors, (117), 35 states have call predecessors, (117), 34 states have return successors, (109), 109 states have call predecessors, (109), 109 states have call successors, (109) [2024-11-07 13:05:23,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-11-07 13:05:23,739 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:05:23,739 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 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, 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 13:05:23,739 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:05:23,749 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:05:23,749 INFO L85 PathProgramCache]: Analyzing trace with hash 533051669, now seen corresponding path program 1 times [2024-11-07 13:05:23,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:05:23,758 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717462803] [2024-11-07 13:05:23,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:05:23,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:05:24,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:24,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:05:24,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:24,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-07 13:05:24,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:24,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 13:05:24,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:24,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-07 13:05:24,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:24,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 13:05:24,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:24,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-07 13:05:24,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:24,706 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-07 13:05:24,706 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:05:24,706 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1717462803] [2024-11-07 13:05:24,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1717462803] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:05:24,707 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 13:05:24,708 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-07 13:05:24,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487895300] [2024-11-07 13:05:24,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:05:24,713 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 13:05:24,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:05:24,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 13:05:24,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-07 13:05:24,732 INFO L87 Difference]: Start difference. First operand has 595 states, 442 states have (on average 1.3597285067873304) internal successors, (601), 454 states have internal predecessors, (601), 117 states have call successors, (117), 35 states have call predecessors, (117), 34 states have return successors, (109), 109 states have call predecessors, (109), 109 states have call successors, (109) Second operand has 6 states, 6 states have (on average 7.5) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-07 13:05:28,755 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:05:30,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 13:05:30,365 INFO L93 Difference]: Finished difference Result 1824 states and 2627 transitions. [2024-11-07 13:05:30,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-07 13:05:30,367 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 74 [2024-11-07 13:05:30,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 13:05:30,380 INFO L225 Difference]: With dead ends: 1824 [2024-11-07 13:05:30,381 INFO L226 Difference]: Without dead ends: 1200 [2024-11-07 13:05:30,389 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2024-11-07 13:05:30,391 INFO L432 NwaCegarLoop]: 716 mSDtfsCounter, 1025 mSDsluCounter, 2259 mSDsCounter, 0 mSdLazyCounter, 887 mSolverCounterSat, 261 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1113 SdHoareTripleChecker+Valid, 2975 SdHoareTripleChecker+Invalid, 1149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 261 IncrementalHoareTripleChecker+Valid, 887 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2024-11-07 13:05:30,391 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1113 Valid, 2975 Invalid, 1149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [261 Valid, 887 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2024-11-07 13:05:30,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1200 states. [2024-11-07 13:05:30,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1200 to 1139. [2024-11-07 13:05:30,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1139 states, 859 states have (on average 1.3329452852153667) internal successors, (1145), 867 states have internal predecessors, (1145), 212 states have call successors, (212), 68 states have call predecessors, (212), 67 states have return successors, (211), 207 states have call predecessors, (211), 211 states have call successors, (211) [2024-11-07 13:05:30,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 1139 states and 1568 transitions. [2024-11-07 13:05:30,500 INFO L78 Accepts]: Start accepts. Automaton has 1139 states and 1568 transitions. Word has length 74 [2024-11-07 13:05:30,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 13:05:30,500 INFO L471 AbstractCegarLoop]: Abstraction has 1139 states and 1568 transitions. [2024-11-07 13:05:30,501 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-07 13:05:30,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 1568 transitions. [2024-11-07 13:05:30,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-07 13:05:30,504 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:05:30,505 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 13:05:30,505 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 13:05:30,505 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:05:30,509 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:05:30,509 INFO L85 PathProgramCache]: Analyzing trace with hash -1068625083, now seen corresponding path program 1 times [2024-11-07 13:05:30,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:05:30,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475127031] [2024-11-07 13:05:30,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:05:30,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:05:30,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:30,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:05:30,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:30,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-07 13:05:30,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:30,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 13:05:30,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:30,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-07 13:05:30,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:30,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 13:05:31,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:31,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-07 13:05:31,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:31,013 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-07 13:05:31,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:05:31,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1475127031] [2024-11-07 13:05:31,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1475127031] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:05:31,013 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 13:05:31,013 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-07 13:05:31,013 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483898421] [2024-11-07 13:05:31,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:05:31,017 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 13:05:31,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:05:31,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 13:05:31,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-07 13:05:31,018 INFO L87 Difference]: Start difference. First operand 1139 states and 1568 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-07 13:05:35,029 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:05:36,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 13:05:36,104 INFO L93 Difference]: Finished difference Result 3499 states and 4857 transitions. [2024-11-07 13:05:36,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-07 13:05:36,105 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 71 [2024-11-07 13:05:36,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 13:05:36,119 INFO L225 Difference]: With dead ends: 3499 [2024-11-07 13:05:36,119 INFO L226 Difference]: Without dead ends: 2373 [2024-11-07 13:05:36,127 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2024-11-07 13:05:36,127 INFO L432 NwaCegarLoop]: 692 mSDtfsCounter, 982 mSDsluCounter, 2175 mSDsCounter, 0 mSdLazyCounter, 883 mSolverCounterSat, 244 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1069 SdHoareTripleChecker+Valid, 2867 SdHoareTripleChecker+Invalid, 1128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 244 IncrementalHoareTripleChecker+Valid, 883 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2024-11-07 13:05:36,128 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1069 Valid, 2867 Invalid, 1128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [244 Valid, 883 Invalid, 1 Unknown, 0 Unchecked, 4.9s Time] [2024-11-07 13:05:36,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2373 states. [2024-11-07 13:05:36,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2373 to 2254. [2024-11-07 13:05:36,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2254 states, 1701 states have (on average 1.3315696649029982) internal successors, (2265), 1723 states have internal predecessors, (2265), 418 states have call successors, (418), 137 states have call predecessors, (418), 134 states have return successors, (417), 399 states have call predecessors, (417), 417 states have call successors, (417) [2024-11-07 13:05:36,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2254 states to 2254 states and 3100 transitions. [2024-11-07 13:05:36,273 INFO L78 Accepts]: Start accepts. Automaton has 2254 states and 3100 transitions. Word has length 71 [2024-11-07 13:05:36,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 13:05:36,273 INFO L471 AbstractCegarLoop]: Abstraction has 2254 states and 3100 transitions. [2024-11-07 13:05:36,274 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-07 13:05:36,274 INFO L276 IsEmpty]: Start isEmpty. Operand 2254 states and 3100 transitions. [2024-11-07 13:05:36,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-07 13:05:36,276 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:05:36,277 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 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, 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 13:05:36,277 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-07 13:05:36,277 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:05:36,277 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:05:36,277 INFO L85 PathProgramCache]: Analyzing trace with hash 445670616, now seen corresponding path program 1 times [2024-11-07 13:05:36,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:05:36,277 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1546221164] [2024-11-07 13:05:36,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:05:36,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:05:36,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:36,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:05:36,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:36,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-07 13:05:36,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:36,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 13:05:36,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:36,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-07 13:05:36,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:36,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 13:05:36,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:36,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-07 13:05:36,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:36,669 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-07 13:05:36,669 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:05:36,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1546221164] [2024-11-07 13:05:36,669 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1546221164] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:05:36,669 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 13:05:36,669 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-07 13:05:36,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951698071] [2024-11-07 13:05:36,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:05:36,669 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 13:05:36,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:05:36,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 13:05:36,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-07 13:05:36,670 INFO L87 Difference]: Start difference. First operand 2254 states and 3100 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-07 13:05:40,682 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:05:41,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 13:05:41,513 INFO L93 Difference]: Finished difference Result 3907 states and 5383 transitions. [2024-11-07 13:05:41,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-07 13:05:41,514 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 75 [2024-11-07 13:05:41,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 13:05:41,525 INFO L225 Difference]: With dead ends: 3907 [2024-11-07 13:05:41,525 INFO L226 Difference]: Without dead ends: 2382 [2024-11-07 13:05:41,529 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2024-11-07 13:05:41,530 INFO L432 NwaCegarLoop]: 692 mSDtfsCounter, 852 mSDsluCounter, 1570 mSDsCounter, 0 mSdLazyCounter, 699 mSolverCounterSat, 133 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 937 SdHoareTripleChecker+Valid, 2262 SdHoareTripleChecker+Invalid, 833 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 699 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-11-07 13:05:41,531 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [937 Valid, 2262 Invalid, 833 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 699 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2024-11-07 13:05:41,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2382 states. [2024-11-07 13:05:41,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2382 to 2262. [2024-11-07 13:05:41,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2262 states, 1709 states have (on average 1.3300175541252195) internal successors, (2273), 1729 states have internal predecessors, (2273), 416 states have call successors, (416), 139 states have call predecessors, (416), 136 states have return successors, (415), 399 states have call predecessors, (415), 415 states have call successors, (415) [2024-11-07 13:05:41,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2262 states to 2262 states and 3104 transitions. [2024-11-07 13:05:41,669 INFO L78 Accepts]: Start accepts. Automaton has 2262 states and 3104 transitions. Word has length 75 [2024-11-07 13:05:41,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 13:05:41,669 INFO L471 AbstractCegarLoop]: Abstraction has 2262 states and 3104 transitions. [2024-11-07 13:05:41,670 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-07 13:05:41,670 INFO L276 IsEmpty]: Start isEmpty. Operand 2262 states and 3104 transitions. [2024-11-07 13:05:41,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-07 13:05:41,672 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:05:41,672 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 13:05:41,673 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-07 13:05:41,673 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:05:41,675 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:05:41,675 INFO L85 PathProgramCache]: Analyzing trace with hash -2003839444, now seen corresponding path program 1 times [2024-11-07 13:05:41,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:05:41,677 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1173422949] [2024-11-07 13:05:41,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:05:41,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:05:41,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:41,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:05:41,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:41,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-07 13:05:41,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:41,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 13:05:41,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:41,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-07 13:05:41,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:41,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 13:05:41,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:41,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 13:05:41,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:41,988 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-07 13:05:41,988 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:05:41,988 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1173422949] [2024-11-07 13:05:41,988 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1173422949] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:05:41,988 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 13:05:41,988 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-07 13:05:41,988 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355610217] [2024-11-07 13:05:41,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:05:41,989 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 13:05:41,989 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:05:41,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 13:05:41,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-07 13:05:41,990 INFO L87 Difference]: Start difference. First operand 2262 states and 3104 transitions. Second operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-07 13:05:46,005 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:05:47,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 13:05:47,123 INFO L93 Difference]: Finished difference Result 5104 states and 7032 transitions. [2024-11-07 13:05:47,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-07 13:05:47,123 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 72 [2024-11-07 13:05:47,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 13:05:47,139 INFO L225 Difference]: With dead ends: 5104 [2024-11-07 13:05:47,139 INFO L226 Difference]: Without dead ends: 3570 [2024-11-07 13:05:47,143 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2024-11-07 13:05:47,145 INFO L432 NwaCegarLoop]: 695 mSDtfsCounter, 981 mSDsluCounter, 2177 mSDsCounter, 0 mSdLazyCounter, 884 mSolverCounterSat, 245 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1067 SdHoareTripleChecker+Valid, 2872 SdHoareTripleChecker+Invalid, 1130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 245 IncrementalHoareTripleChecker+Valid, 884 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2024-11-07 13:05:47,146 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1067 Valid, 2872 Invalid, 1130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [245 Valid, 884 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2024-11-07 13:05:47,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3570 states. [2024-11-07 13:05:47,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3570 to 3393. [2024-11-07 13:05:47,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3393 states, 2567 states have (on average 1.328788469029996) internal successors, (3411), 2592 states have internal predecessors, (3411), 619 states have call successors, (619), 209 states have call predecessors, (619), 206 states have return successors, (620), 601 states have call predecessors, (620), 618 states have call successors, (620) [2024-11-07 13:05:47,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3393 states to 3393 states and 4650 transitions. [2024-11-07 13:05:47,328 INFO L78 Accepts]: Start accepts. Automaton has 3393 states and 4650 transitions. Word has length 72 [2024-11-07 13:05:47,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 13:05:47,329 INFO L471 AbstractCegarLoop]: Abstraction has 3393 states and 4650 transitions. [2024-11-07 13:05:47,329 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-07 13:05:47,329 INFO L276 IsEmpty]: Start isEmpty. Operand 3393 states and 4650 transitions. [2024-11-07 13:05:47,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-07 13:05:47,332 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:05:47,332 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 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, 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 13:05:47,332 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-07 13:05:47,332 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:05:47,333 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:05:47,333 INFO L85 PathProgramCache]: Analyzing trace with hash -1503035886, now seen corresponding path program 1 times [2024-11-07 13:05:47,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:05:47,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702658187] [2024-11-07 13:05:47,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:05:47,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:05:47,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:47,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:05:47,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:47,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-07 13:05:47,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:47,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 13:05:47,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:47,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-07 13:05:47,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:47,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 13:05:47,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:47,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-07 13:05:47,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:47,690 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-07 13:05:47,690 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:05:47,691 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702658187] [2024-11-07 13:05:47,692 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [702658187] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:05:47,692 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 13:05:47,692 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-07 13:05:47,692 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320005251] [2024-11-07 13:05:47,692 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:05:47,692 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 13:05:47,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:05:47,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 13:05:47,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-07 13:05:47,693 INFO L87 Difference]: Start difference. First operand 3393 states and 4650 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-07 13:05:51,712 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:05:52,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 13:05:52,681 INFO L93 Difference]: Finished difference Result 5890 states and 8076 transitions. [2024-11-07 13:05:52,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-07 13:05:52,681 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 76 [2024-11-07 13:05:52,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 13:05:52,698 INFO L225 Difference]: With dead ends: 5890 [2024-11-07 13:05:52,699 INFO L226 Difference]: Without dead ends: 3585 [2024-11-07 13:05:52,704 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2024-11-07 13:05:52,705 INFO L432 NwaCegarLoop]: 694 mSDtfsCounter, 850 mSDsluCounter, 1576 mSDsCounter, 0 mSdLazyCounter, 699 mSolverCounterSat, 133 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 933 SdHoareTripleChecker+Valid, 2270 SdHoareTripleChecker+Invalid, 833 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 699 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-11-07 13:05:52,706 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [933 Valid, 2270 Invalid, 833 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 699 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2024-11-07 13:05:52,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3585 states. [2024-11-07 13:05:52,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3585 to 3405. [2024-11-07 13:05:52,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3405 states, 2579 states have (on average 1.3272586273749516) internal successors, (3423), 2601 states have internal predecessors, (3423), 616 states have call successors, (616), 212 states have call predecessors, (616), 209 states have return successors, (617), 601 states have call predecessors, (617), 615 states have call successors, (617) [2024-11-07 13:05:52,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3405 states to 3405 states and 4656 transitions. [2024-11-07 13:05:52,828 INFO L78 Accepts]: Start accepts. Automaton has 3405 states and 4656 transitions. Word has length 76 [2024-11-07 13:05:52,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 13:05:52,828 INFO L471 AbstractCegarLoop]: Abstraction has 3405 states and 4656 transitions. [2024-11-07 13:05:52,828 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-07 13:05:52,828 INFO L276 IsEmpty]: Start isEmpty. Operand 3405 states and 4656 transitions. [2024-11-07 13:05:52,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-07 13:05:52,832 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:05:52,832 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 13:05:52,832 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-07 13:05:52,832 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:05:52,832 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:05:52,832 INFO L85 PathProgramCache]: Analyzing trace with hash -170607422, now seen corresponding path program 1 times [2024-11-07 13:05:52,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:05:52,833 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2105670693] [2024-11-07 13:05:52,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:05:52,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:05:52,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:53,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:05:53,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:53,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-07 13:05:53,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:53,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 13:05:53,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:53,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-07 13:05:53,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:53,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 13:05:53,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:53,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-07 13:05:53,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:53,125 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-07 13:05:53,125 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:05:53,126 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2105670693] [2024-11-07 13:05:53,126 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2105670693] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:05:53,126 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 13:05:53,126 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-07 13:05:53,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093274641] [2024-11-07 13:05:53,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:05:53,126 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 13:05:53,126 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:05:53,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 13:05:53,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-07 13:05:53,127 INFO L87 Difference]: Start difference. First operand 3405 states and 4656 transitions. Second operand has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-07 13:05:57,140 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:05:58,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 13:05:58,414 INFO L93 Difference]: Finished difference Result 7458 states and 10233 transitions. [2024-11-07 13:05:58,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-07 13:05:58,415 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 73 [2024-11-07 13:05:58,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 13:05:58,437 INFO L225 Difference]: With dead ends: 7458 [2024-11-07 13:05:58,437 INFO L226 Difference]: Without dead ends: 4783 [2024-11-07 13:05:58,446 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2024-11-07 13:05:58,447 INFO L432 NwaCegarLoop]: 693 mSDtfsCounter, 983 mSDsluCounter, 2175 mSDsCounter, 0 mSdLazyCounter, 880 mSolverCounterSat, 245 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1069 SdHoareTripleChecker+Valid, 2868 SdHoareTripleChecker+Invalid, 1126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 245 IncrementalHoareTripleChecker+Valid, 880 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-11-07 13:05:58,447 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1069 Valid, 2868 Invalid, 1126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [245 Valid, 880 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2024-11-07 13:05:58,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4783 states. [2024-11-07 13:05:58,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4783 to 4552. [2024-11-07 13:05:58,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4552 states, 3451 states have (on average 1.326282237032744) internal successors, (4577), 3477 states have internal predecessors, (4577), 818 states have call successors, (818), 285 states have call predecessors, (818), 282 states have return successors, (821), 803 states have call predecessors, (821), 817 states have call successors, (821) [2024-11-07 13:05:58,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4552 states to 4552 states and 6216 transitions. [2024-11-07 13:05:58,612 INFO L78 Accepts]: Start accepts. Automaton has 4552 states and 6216 transitions. Word has length 73 [2024-11-07 13:05:58,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 13:05:58,612 INFO L471 AbstractCegarLoop]: Abstraction has 4552 states and 6216 transitions. [2024-11-07 13:05:58,612 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-07 13:05:58,612 INFO L276 IsEmpty]: Start isEmpty. Operand 4552 states and 6216 transitions. [2024-11-07 13:05:58,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-07 13:05:58,616 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:05:58,616 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 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, 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 13:05:58,616 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-07 13:05:58,617 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:05:58,617 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:05:58,617 INFO L85 PathProgramCache]: Analyzing trace with hash -1023289163, now seen corresponding path program 1 times [2024-11-07 13:05:58,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:05:58,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1375366909] [2024-11-07 13:05:58,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:05:58,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:05:58,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:58,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:05:58,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:58,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-07 13:05:58,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:58,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 13:05:58,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:58,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-07 13:05:58,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:58,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 13:05:58,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:58,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 13:05:58,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:05:58,903 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-07 13:05:58,904 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:05:58,904 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1375366909] [2024-11-07 13:05:58,904 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1375366909] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:05:58,904 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 13:05:58,904 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-07 13:05:58,904 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1961362882] [2024-11-07 13:05:58,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:05:58,904 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 13:05:58,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:05:58,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 13:05:58,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-07 13:05:58,907 INFO L87 Difference]: Start difference. First operand 4552 states and 6216 transitions. Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-07 13:06:02,917 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:06:03,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 13:06:03,815 INFO L93 Difference]: Finished difference Result 7829 states and 10689 transitions. [2024-11-07 13:06:03,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-07 13:06:03,815 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 77 [2024-11-07 13:06:03,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 13:06:03,838 INFO L225 Difference]: With dead ends: 7829 [2024-11-07 13:06:03,838 INFO L226 Difference]: Without dead ends: 4728 [2024-11-07 13:06:03,847 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2024-11-07 13:06:03,848 INFO L432 NwaCegarLoop]: 692 mSDtfsCounter, 848 mSDsluCounter, 1570 mSDsCounter, 0 mSdLazyCounter, 699 mSolverCounterSat, 133 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 933 SdHoareTripleChecker+Valid, 2262 SdHoareTripleChecker+Invalid, 833 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 699 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-11-07 13:06:03,848 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [933 Valid, 2262 Invalid, 833 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 699 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2024-11-07 13:06:03,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4728 states. [2024-11-07 13:06:04,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4728 to 4500. [2024-11-07 13:06:04,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4500 states, 3407 states have (on average 1.3222776636336953) internal successors, (4505), 3429 states have internal predecessors, (4505), 810 states have call successors, (810), 285 states have call predecessors, (810), 282 states have return successors, (813), 799 states have call predecessors, (813), 809 states have call successors, (813) [2024-11-07 13:06:04,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4500 states to 4500 states and 6128 transitions. [2024-11-07 13:06:04,071 INFO L78 Accepts]: Start accepts. Automaton has 4500 states and 6128 transitions. Word has length 77 [2024-11-07 13:06:04,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 13:06:04,072 INFO L471 AbstractCegarLoop]: Abstraction has 4500 states and 6128 transitions. [2024-11-07 13:06:04,072 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-07 13:06:04,072 INFO L276 IsEmpty]: Start isEmpty. Operand 4500 states and 6128 transitions. [2024-11-07 13:06:04,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-11-07 13:06:04,074 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:06:04,074 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 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, 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 13:06:04,075 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-07 13:06:04,075 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:06:04,075 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:06:04,075 INFO L85 PathProgramCache]: Analyzing trace with hash 1585116553, now seen corresponding path program 1 times [2024-11-07 13:06:04,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:06:04,075 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1343112013] [2024-11-07 13:06:04,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:06:04,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:06:04,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:04,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:06:04,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:04,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-07 13:06:04,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:04,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 13:06:04,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:04,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-07 13:06:04,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:04,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 13:06:04,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:04,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-07 13:06:04,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:04,361 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-07 13:06:04,362 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:06:04,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1343112013] [2024-11-07 13:06:04,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1343112013] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:06:04,362 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 13:06:04,362 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-07 13:06:04,362 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709801996] [2024-11-07 13:06:04,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:06:04,363 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 13:06:04,363 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:06:04,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 13:06:04,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-07 13:06:04,364 INFO L87 Difference]: Start difference. First operand 4500 states and 6128 transitions. Second operand has 6 states, 6 states have (on average 7.5) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-07 13:06:08,382 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:06:09,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 13:06:09,582 INFO L93 Difference]: Finished difference Result 9549 states and 13028 transitions. [2024-11-07 13:06:09,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-07 13:06:09,583 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 74 [2024-11-07 13:06:09,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 13:06:09,608 INFO L225 Difference]: With dead ends: 9549 [2024-11-07 13:06:09,608 INFO L226 Difference]: Without dead ends: 5764 [2024-11-07 13:06:09,618 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2024-11-07 13:06:09,618 INFO L432 NwaCegarLoop]: 692 mSDtfsCounter, 985 mSDsluCounter, 2169 mSDsCounter, 0 mSdLazyCounter, 880 mSolverCounterSat, 245 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1072 SdHoareTripleChecker+Valid, 2861 SdHoareTripleChecker+Invalid, 1126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 245 IncrementalHoareTripleChecker+Valid, 880 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2024-11-07 13:06:09,619 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1072 Valid, 2861 Invalid, 1126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [245 Valid, 880 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2024-11-07 13:06:09,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5764 states. [2024-11-07 13:06:09,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5764 to 5495. [2024-11-07 13:06:09,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5495 states, 4160 states have (on average 1.318028846153846) internal successors, (5483), 4185 states have internal predecessors, (5483), 981 states have call successors, (981), 356 states have call predecessors, (981), 353 states have return successors, (986), 971 states have call predecessors, (986), 980 states have call successors, (986) [2024-11-07 13:06:09,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5495 states to 5495 states and 7450 transitions. [2024-11-07 13:06:09,922 INFO L78 Accepts]: Start accepts. Automaton has 5495 states and 7450 transitions. Word has length 74 [2024-11-07 13:06:09,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 13:06:09,923 INFO L471 AbstractCegarLoop]: Abstraction has 5495 states and 7450 transitions. [2024-11-07 13:06:09,924 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-07 13:06:09,924 INFO L276 IsEmpty]: Start isEmpty. Operand 5495 states and 7450 transitions. [2024-11-07 13:06:09,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-07 13:06:09,927 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:06:09,927 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 2, 2, 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, 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 13:06:09,927 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-07 13:06:09,927 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:06:09,928 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:06:09,928 INFO L85 PathProgramCache]: Analyzing trace with hash 583800404, now seen corresponding path program 1 times [2024-11-07 13:06:09,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:06:09,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [335976833] [2024-11-07 13:06:09,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:06:09,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:06:10,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:10,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:06:10,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:10,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-07 13:06:10,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:10,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 13:06:10,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:10,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-07 13:06:10,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:10,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 13:06:10,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:10,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-07 13:06:10,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:10,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-07 13:06:10,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:10,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-07 13:06:10,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:10,198 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-07 13:06:10,198 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:06:10,198 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [335976833] [2024-11-07 13:06:10,198 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [335976833] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:06:10,198 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 13:06:10,199 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 13:06:10,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [813319724] [2024-11-07 13:06:10,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:06:10,200 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 13:06:10,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:06:10,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 13:06:10,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-07 13:06:10,201 INFO L87 Difference]: Start difference. First operand 5495 states and 7450 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-07 13:06:14,225 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:06:18,232 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:06:19,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 13:06:19,656 INFO L93 Difference]: Finished difference Result 14994 states and 20325 transitions. [2024-11-07 13:06:19,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-07 13:06:19,656 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 80 [2024-11-07 13:06:19,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 13:06:19,694 INFO L225 Difference]: With dead ends: 14994 [2024-11-07 13:06:19,694 INFO L226 Difference]: Without dead ends: 9512 [2024-11-07 13:06:19,707 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-07 13:06:19,709 INFO L432 NwaCegarLoop]: 689 mSDtfsCounter, 740 mSDsluCounter, 1356 mSDsCounter, 0 mSdLazyCounter, 661 mSolverCounterSat, 200 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 803 SdHoareTripleChecker+Valid, 2045 SdHoareTripleChecker+Invalid, 863 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 200 IncrementalHoareTripleChecker+Valid, 661 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.2s IncrementalHoareTripleChecker+Time [2024-11-07 13:06:19,709 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [803 Valid, 2045 Invalid, 863 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [200 Valid, 661 Invalid, 2 Unknown, 0 Unchecked, 9.2s Time] [2024-11-07 13:06:19,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9512 states. [2024-11-07 13:06:19,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9512 to 8979. [2024-11-07 13:06:20,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8979 states, 6809 states have (on average 1.3219268615068291) internal successors, (9001), 6841 states have internal predecessors, (9001), 1544 states have call successors, (1544), 628 states have call predecessors, (1544), 625 states have return successors, (1549), 1527 states have call predecessors, (1549), 1543 states have call successors, (1549) [2024-11-07 13:06:20,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8979 states to 8979 states and 12094 transitions. [2024-11-07 13:06:20,025 INFO L78 Accepts]: Start accepts. Automaton has 8979 states and 12094 transitions. Word has length 80 [2024-11-07 13:06:20,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 13:06:20,025 INFO L471 AbstractCegarLoop]: Abstraction has 8979 states and 12094 transitions. [2024-11-07 13:06:20,025 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-07 13:06:20,026 INFO L276 IsEmpty]: Start isEmpty. Operand 8979 states and 12094 transitions. [2024-11-07 13:06:20,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-07 13:06:20,029 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:06:20,029 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 13:06:20,029 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-07 13:06:20,029 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:06:20,030 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:06:20,030 INFO L85 PathProgramCache]: Analyzing trace with hash -672599536, now seen corresponding path program 1 times [2024-11-07 13:06:20,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:06:20,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750445107] [2024-11-07 13:06:20,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:06:20,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:06:20,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:20,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:06:20,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:20,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-07 13:06:20,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:20,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 13:06:20,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:20,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-07 13:06:20,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:20,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 13:06:20,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:20,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 13:06:20,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:20,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 13:06:20,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:20,420 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-11-07 13:06:20,420 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:06:20,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1750445107] [2024-11-07 13:06:20,420 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1750445107] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 13:06:20,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [44581336] [2024-11-07 13:06:20,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:06:20,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 13:06:20,421 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 13:06:20,422 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 13:06:20,424 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-07 13:06:20,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:20,961 INFO L255 TraceCheckSpWp]: Trace formula consists of 1441 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-07 13:06:20,969 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 13:06:20,990 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-07 13:06:20,991 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 13:06:20,991 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [44581336] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:06:20,991 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-07 13:06:20,991 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2024-11-07 13:06:20,991 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1528670963] [2024-11-07 13:06:20,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:06:20,991 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 13:06:20,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:06:20,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 13:06:20,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2024-11-07 13:06:20,992 INFO L87 Difference]: Start difference. First operand 8979 states and 12094 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-07 13:06:21,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 13:06:21,424 INFO L93 Difference]: Finished difference Result 17376 states and 23525 transitions. [2024-11-07 13:06:21,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 13:06:21,426 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 84 [2024-11-07 13:06:21,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 13:06:21,456 INFO L225 Difference]: With dead ends: 17376 [2024-11-07 13:06:21,457 INFO L226 Difference]: Without dead ends: 8997 [2024-11-07 13:06:21,486 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2024-11-07 13:06:21,487 INFO L432 NwaCegarLoop]: 793 mSDtfsCounter, 0 mSDsluCounter, 789 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1582 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 13:06:21,487 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1582 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 13:06:21,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8997 states. [2024-11-07 13:06:21,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8997 to 8997. [2024-11-07 13:06:22,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8997 states, 6827 states have (on average 1.3210780723597482) internal successors, (9019), 6859 states have internal predecessors, (9019), 1544 states have call successors, (1544), 628 states have call predecessors, (1544), 625 states have return successors, (1549), 1527 states have call predecessors, (1549), 1543 states have call successors, (1549) [2024-11-07 13:06:22,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8997 states to 8997 states and 12112 transitions. [2024-11-07 13:06:22,054 INFO L78 Accepts]: Start accepts. Automaton has 8997 states and 12112 transitions. Word has length 84 [2024-11-07 13:06:22,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 13:06:22,054 INFO L471 AbstractCegarLoop]: Abstraction has 8997 states and 12112 transitions. [2024-11-07 13:06:22,054 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-07 13:06:22,055 INFO L276 IsEmpty]: Start isEmpty. Operand 8997 states and 12112 transitions. [2024-11-07 13:06:22,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-07 13:06:22,058 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:06:22,058 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 13:06:22,075 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-07 13:06:22,263 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-07 13:06:22,264 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:06:22,264 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:06:22,264 INFO L85 PathProgramCache]: Analyzing trace with hash -532050926, now seen corresponding path program 1 times [2024-11-07 13:06:22,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:06:22,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716930772] [2024-11-07 13:06:22,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:06:22,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:06:22,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:22,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:06:22,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:22,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-07 13:06:22,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:22,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 13:06:22,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:22,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-07 13:06:22,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:22,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 13:06:22,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:22,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 13:06:22,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:22,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 13:06:22,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:22,659 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-11-07 13:06:22,659 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:06:22,659 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716930772] [2024-11-07 13:06:22,659 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [716930772] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 13:06:22,659 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [852905918] [2024-11-07 13:06:22,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:06:22,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 13:06:22,660 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 13:06:22,664 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 13:06:22,664 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-07 13:06:23,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:23,217 INFO L255 TraceCheckSpWp]: Trace formula consists of 1448 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-07 13:06:23,219 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 13:06:23,235 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-07 13:06:23,235 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 13:06:23,235 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [852905918] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:06:23,235 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-07 13:06:23,235 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2024-11-07 13:06:23,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1180351882] [2024-11-07 13:06:23,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:06:23,236 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 13:06:23,236 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:06:23,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 13:06:23,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2024-11-07 13:06:23,236 INFO L87 Difference]: Start difference. First operand 8997 states and 12112 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-11-07 13:06:23,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 13:06:23,382 INFO L93 Difference]: Finished difference Result 9019 states and 12152 transitions. [2024-11-07 13:06:23,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 13:06:23,382 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 84 [2024-11-07 13:06:23,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 13:06:23,407 INFO L225 Difference]: With dead ends: 9019 [2024-11-07 13:06:23,407 INFO L226 Difference]: Without dead ends: 9016 [2024-11-07 13:06:23,410 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2024-11-07 13:06:23,410 INFO L432 NwaCegarLoop]: 793 mSDtfsCounter, 0 mSDsluCounter, 788 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1581 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 13:06:23,411 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1581 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 13:06:23,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9016 states. [2024-11-07 13:06:23,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9016 to 9016. [2024-11-07 13:06:23,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9016 states, 6846 states have (on average 1.320186970493719) internal successors, (9038), 6878 states have internal predecessors, (9038), 1544 states have call successors, (1544), 628 states have call predecessors, (1544), 625 states have return successors, (1549), 1527 states have call predecessors, (1549), 1543 states have call successors, (1549) [2024-11-07 13:06:23,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9016 states to 9016 states and 12131 transitions. [2024-11-07 13:06:23,712 INFO L78 Accepts]: Start accepts. Automaton has 9016 states and 12131 transitions. Word has length 84 [2024-11-07 13:06:23,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 13:06:23,712 INFO L471 AbstractCegarLoop]: Abstraction has 9016 states and 12131 transitions. [2024-11-07 13:06:23,712 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-11-07 13:06:23,712 INFO L276 IsEmpty]: Start isEmpty. Operand 9016 states and 12131 transitions. [2024-11-07 13:06:23,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-07 13:06:23,716 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:06:23,716 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 13:06:23,733 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-07 13:06:23,917 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 13:06:23,917 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:06:23,918 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:06:23,919 INFO L85 PathProgramCache]: Analyzing trace with hash -186134394, now seen corresponding path program 1 times [2024-11-07 13:06:23,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:06:23,919 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1574096723] [2024-11-07 13:06:23,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:06:23,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:06:24,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:24,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:06:24,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:24,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-07 13:06:24,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:24,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 13:06:24,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:24,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-07 13:06:24,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:24,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 13:06:24,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:24,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 13:06:24,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:24,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 13:06:24,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:24,234 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-11-07 13:06:24,234 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:06:24,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1574096723] [2024-11-07 13:06:24,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1574096723] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 13:06:24,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [173549386] [2024-11-07 13:06:24,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:06:24,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 13:06:24,234 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 13:06:24,237 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 13:06:24,244 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-07 13:06:24,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:06:24,920 INFO L255 TraceCheckSpWp]: Trace formula consists of 1453 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-07 13:06:24,928 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 13:06:25,067 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-07 13:06:25,067 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 13:06:25,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [173549386] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:06:25,067 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-07 13:06:25,067 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 11 [2024-11-07 13:06:25,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611711294] [2024-11-07 13:06:25,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:06:25,067 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 13:06:25,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:06:25,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 13:06:25,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2024-11-07 13:06:25,068 INFO L87 Difference]: Start difference. First operand 9016 states and 12131 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-11-07 13:06:25,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 13:06:25,351 INFO L93 Difference]: Finished difference Result 17914 states and 24205 transitions. [2024-11-07 13:06:25,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 13:06:25,351 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 86 [2024-11-07 13:06:25,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 13:06:25,359 INFO L225 Difference]: With dead ends: 17914 [2024-11-07 13:06:25,359 INFO L226 Difference]: Without dead ends: 0 [2024-11-07 13:06:25,378 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 98 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-07 13:06:25,378 INFO L432 NwaCegarLoop]: 781 mSDtfsCounter, 725 mSDsluCounter, 781 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 725 SdHoareTripleChecker+Valid, 1562 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 13:06:25,378 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [725 Valid, 1562 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 13:06:25,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-07 13:06:25,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-07 13:06:25,379 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 13:06:25,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-07 13:06:25,383 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 86 [2024-11-07 13:06:25,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 13:06:25,383 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-07 13:06:25,383 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-11-07 13:06:25,383 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-07 13:06:25,384 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-07 13:06:25,386 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-07 13:06:25,407 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-07 13:06:25,587 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 13:06:25,590 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 13:06:25,591 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.