./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a928d4b7-046b-4020-97a4-0cdd0de6856a/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a928d4b7-046b-4020-97a4-0cdd0de6856a/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a928d4b7-046b-4020-97a4-0cdd0de6856a/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a928d4b7-046b-4020-97a4-0cdd0de6856a/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a928d4b7-046b-4020-97a4-0cdd0de6856a/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a928d4b7-046b-4020-97a4-0cdd0de6856a/bin/ukojak-verify-ENZ3QT5qd3 --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2bd23b8476745cc5eeb44766af6c01d42c768ef8188ecd9b3f71230eca21db6b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:01:47,603 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:01:47,674 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a928d4b7-046b-4020-97a4-0cdd0de6856a/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 02:01:47,679 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:01:47,679 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:01:47,718 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:01:47,720 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:01:47,720 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:01:47,721 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:01:47,721 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:01:47,721 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:01:47,721 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:01:47,722 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:01:47,722 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:01:47,722 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:01:47,722 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:01:47,723 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:01:47,723 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:01:47,724 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:01:47,724 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:01:47,724 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:01:47,724 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:01:47,724 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:01:47,724 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:01:47,724 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:01:47,724 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:01:47,724 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:01:47,725 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:01:47,725 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:01:47,725 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:01:47,725 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:01:47,725 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:01:47,725 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:01:47,725 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a928d4b7-046b-4020-97a4-0cdd0de6856a/bin/ukojak-verify-ENZ3QT5qd3 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 -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2bd23b8476745cc5eeb44766af6c01d42c768ef8188ecd9b3f71230eca21db6b [2024-11-25 02:01:48,058 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:01:48,069 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:01:48,071 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:01:48,074 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:01:48,074 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:01:48,076 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a928d4b7-046b-4020-97a4-0cdd0de6856a/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i [2024-11-25 02:01:50,957 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a928d4b7-046b-4020-97a4-0cdd0de6856a/bin/ukojak-verify-ENZ3QT5qd3/data/9f4bfce8d/342de851c5a7482e9283c23b2e8cbd33/FLAG3d229aa79 [2024-11-25 02:01:51,252 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:01:51,253 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a928d4b7-046b-4020-97a4-0cdd0de6856a/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i [2024-11-25 02:01:51,265 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a928d4b7-046b-4020-97a4-0cdd0de6856a/bin/ukojak-verify-ENZ3QT5qd3/data/9f4bfce8d/342de851c5a7482e9283c23b2e8cbd33/FLAG3d229aa79 [2024-11-25 02:01:51,516 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a928d4b7-046b-4020-97a4-0cdd0de6856a/bin/ukojak-verify-ENZ3QT5qd3/data/9f4bfce8d/342de851c5a7482e9283c23b2e8cbd33 [2024-11-25 02:01:51,518 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:01:51,520 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:01:51,521 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:01:51,521 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:01:51,526 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:01:51,527 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:01:51" (1/1) ... [2024-11-25 02:01:51,528 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a220a8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:51, skipping insertion in model container [2024-11-25 02:01:51,528 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:01:51" (1/1) ... [2024-11-25 02:01:51,576 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:01:51,866 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a928d4b7-046b-4020-97a4-0cdd0de6856a/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[22673,22686] [2024-11-25 02:01:51,871 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a928d4b7-046b-4020-97a4-0cdd0de6856a/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[22743,22756] [2024-11-25 02:01:51,871 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a928d4b7-046b-4020-97a4-0cdd0de6856a/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[22807,22820] [2024-11-25 02:01:51,872 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a928d4b7-046b-4020-97a4-0cdd0de6856a/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[22902,22915] [2024-11-25 02:01:51,873 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a928d4b7-046b-4020-97a4-0cdd0de6856a/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[22974,22987] [2024-11-25 02:01:51,874 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a928d4b7-046b-4020-97a4-0cdd0de6856a/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[23113,23126] [2024-11-25 02:01:51,875 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a928d4b7-046b-4020-97a4-0cdd0de6856a/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[23187,23200] [2024-11-25 02:01:51,880 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:01:51,892 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:01:51,934 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a928d4b7-046b-4020-97a4-0cdd0de6856a/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[22673,22686] [2024-11-25 02:01:51,934 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a928d4b7-046b-4020-97a4-0cdd0de6856a/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[22743,22756] [2024-11-25 02:01:51,935 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a928d4b7-046b-4020-97a4-0cdd0de6856a/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[22807,22820] [2024-11-25 02:01:51,936 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a928d4b7-046b-4020-97a4-0cdd0de6856a/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[22902,22915] [2024-11-25 02:01:51,936 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a928d4b7-046b-4020-97a4-0cdd0de6856a/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[22974,22987] [2024-11-25 02:01:51,938 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a928d4b7-046b-4020-97a4-0cdd0de6856a/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[23113,23126] [2024-11-25 02:01:51,938 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a928d4b7-046b-4020-97a4-0cdd0de6856a/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[23187,23200] [2024-11-25 02:01:51,941 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:01:51,969 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:01:51,969 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:51 WrapperNode [2024-11-25 02:01:51,969 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:01:51,970 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:01:51,970 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:01:51,970 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:01:51,976 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:51" (1/1) ... [2024-11-25 02:01:51,987 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:51" (1/1) ... [2024-11-25 02:01:52,007 INFO L138 Inliner]: procedures = 119, calls = 44, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 148 [2024-11-25 02:01:52,007 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:01:52,008 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:01:52,008 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:01:52,008 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:01:52,016 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:51" (1/1) ... [2024-11-25 02:01:52,016 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:51" (1/1) ... [2024-11-25 02:01:52,019 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:51" (1/1) ... [2024-11-25 02:01:52,019 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:51" (1/1) ... [2024-11-25 02:01:52,038 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:51" (1/1) ... [2024-11-25 02:01:52,039 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:51" (1/1) ... [2024-11-25 02:01:52,048 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:51" (1/1) ... [2024-11-25 02:01:52,049 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:51" (1/1) ... [2024-11-25 02:01:52,050 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:51" (1/1) ... [2024-11-25 02:01:52,057 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:01:52,058 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:01:52,058 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:01:52,058 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:01:52,059 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:51" (1/1) ... [2024-11-25 02:01:52,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:01:52,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a928d4b7-046b-4020-97a4-0cdd0de6856a/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:01:52,093 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a928d4b7-046b-4020-97a4-0cdd0de6856a/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:01:52,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a928d4b7-046b-4020-97a4-0cdd0de6856a/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:01:52,129 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 02:01:52,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 02:01:52,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-25 02:01:52,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:01:52,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-25 02:01:52,129 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-25 02:01:52,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 02:01:52,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:01:52,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:01:52,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:01:52,270 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:01:52,273 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:01:52,619 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-25 02:01:52,621 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:01:52,751 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:01:52,752 INFO L312 CfgBuilder]: Removed 10 assume(true) statements. [2024-11-25 02:01:52,752 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:01:52 BoogieIcfgContainer [2024-11-25 02:01:52,753 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:01:52,754 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:01:52,754 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:01:52,765 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:01:52,765 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:01:52" (1/1) ... [2024-11-25 02:01:52,775 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:01:52,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:01:52,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 41 states and 66 transitions. [2024-11-25 02:01:52,833 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 66 transitions. [2024-11-25 02:01:52,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-25 02:01:52,837 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:01:52,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:01:52,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:01:53,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:01:53,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:01:53,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 41 states and 61 transitions. [2024-11-25 02:01:53,102 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 61 transitions. [2024-11-25 02:01:53,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-25 02:01:53,102 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:01:53,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:01:53,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:01:53,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:01:54,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:01:54,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 39 states and 56 transitions. [2024-11-25 02:01:54,157 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 56 transitions. [2024-11-25 02:01:54,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-25 02:01:54,158 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:01:54,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:01:54,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:01:54,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:01:54,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:01:54,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 43 states and 62 transitions. [2024-11-25 02:01:54,726 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 62 transitions. [2024-11-25 02:01:54,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 02:01:54,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:01:54,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:01:54,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:01:54,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:01:54,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:01:54,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 43 states and 58 transitions. [2024-11-25 02:01:54,840 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 58 transitions. [2024-11-25 02:01:54,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 02:01:54,840 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:01:54,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:01:54,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:01:55,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:01:56,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:01:56,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 41 states and 55 transitions. [2024-11-25 02:01:56,305 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 55 transitions. [2024-11-25 02:01:56,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 02:01:56,306 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:01:56,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:01:56,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:01:56,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:01:57,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:01:57,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 48 states and 63 transitions. [2024-11-25 02:01:57,456 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions. [2024-11-25 02:01:57,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 02:01:57,457 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:01:57,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:01:57,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:01:58,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:02:00,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:00,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 57 states and 77 transitions. [2024-11-25 02:02:00,430 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 77 transitions. [2024-11-25 02:02:00,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 02:02:00,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:00,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:00,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:02:00,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:02:00,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:00,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 59 states and 78 transitions. [2024-11-25 02:02:00,955 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 78 transitions. [2024-11-25 02:02:00,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 02:02:00,955 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:00,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:01,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:02:01,094 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 02:02:02,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:02,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 67 states and 86 transitions. [2024-11-25 02:02:02,727 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 86 transitions. [2024-11-25 02:02:02,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 02:02:02,728 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:02,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:02,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:02:03,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:02:05,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:05,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 79 states and 108 transitions. [2024-11-25 02:02:05,219 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 108 transitions. [2024-11-25 02:02:05,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 02:02:05,220 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:05,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:05,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:02:07,385 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:02:12,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:12,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 93 states and 132 transitions. [2024-11-25 02:02:12,619 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 132 transitions. [2024-11-25 02:02:12,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 02:02:12,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:12,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:12,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:02:12,746 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 02:02:13,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:13,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 94 states and 133 transitions. [2024-11-25 02:02:13,196 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 133 transitions. [2024-11-25 02:02:13,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 02:02:13,197 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:13,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:13,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:02:14,995 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:02:21,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:21,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 106 states and 154 transitions. [2024-11-25 02:02:21,025 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 154 transitions. [2024-11-25 02:02:21,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 02:02:21,026 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:21,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:21,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:02:26,171 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:02:45,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:45,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 130 states and 210 transitions. [2024-11-25 02:02:45,798 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 210 transitions. [2024-11-25 02:02:45,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 02:02:45,802 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:45,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:45,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:02:50,064 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:03:13,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:03:13,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 151 states and 267 transitions. [2024-11-25 02:03:13,251 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 267 transitions. [2024-11-25 02:03:13,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 02:03:13,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:03:13,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:03:13,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:03:19,479 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:03:37,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:03:37,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 165 states and 300 transitions. [2024-11-25 02:03:37,047 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 300 transitions. [2024-11-25 02:03:37,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-25 02:03:37,047 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:03:37,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:03:37,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:03:40,281 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:04:01,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:04:01,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 182 states and 332 transitions. [2024-11-25 02:04:01,404 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 332 transitions. [2024-11-25 02:04:01,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-25 02:04:01,405 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:04:01,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:04:01,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:04:05,535 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:04:20,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:04:20,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 192 states and 355 transitions. [2024-11-25 02:04:20,214 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 355 transitions. [2024-11-25 02:04:20,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-25 02:04:20,217 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:04:20,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:04:20,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:04:27,925 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:05:04,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:05:04,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 213 states and 417 transitions. [2024-11-25 02:05:04,676 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 417 transitions. [2024-11-25 02:05:04,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-25 02:05:04,677 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:05:04,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:05:04,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:05:12,987 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:05:33,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:05:33,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 222 states and 439 transitions. [2024-11-25 02:05:33,241 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 439 transitions. [2024-11-25 02:05:33,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-25 02:05:33,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:05:33,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:05:33,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:05:42,946 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:06:07,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:06:07,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 236 states and 468 transitions. [2024-11-25 02:06:07,932 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 468 transitions. [2024-11-25 02:06:07,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-25 02:06:07,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:06:07,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:06:07,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:06:14,332 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:06:51,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:06:51,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 253 states and 524 transitions. [2024-11-25 02:06:51,968 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 524 transitions. [2024-11-25 02:06:51,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-25 02:06:51,969 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:06:51,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:06:52,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:06:59,025 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:07:08,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:07:08,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 255 states and 528 transitions. [2024-11-25 02:07:08,143 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 528 transitions. [2024-11-25 02:07:08,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-25 02:07:08,144 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:07:08,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:07:08,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:07:09,362 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:07:16,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:07:16,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 258 states and 539 transitions. [2024-11-25 02:07:16,048 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 539 transitions. [2024-11-25 02:07:16,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-25 02:07:16,051 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:07:16,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:07:16,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:07:19,383 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:07:24,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:07:24,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 260 states and 540 transitions. [2024-11-25 02:07:24,135 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 540 transitions. [2024-11-25 02:07:24,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-25 02:07:24,136 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:07:24,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:07:24,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:07:25,096 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:07:27,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:07:27,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 265 states and 546 transitions. [2024-11-25 02:07:27,581 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 546 transitions. [2024-11-25 02:07:27,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-25 02:07:27,582 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:07:27,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:07:27,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:07:37,543 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:08:20,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:08:20,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 286 states and 612 transitions. [2024-11-25 02:08:20,934 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 612 transitions. [2024-11-25 02:08:20,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-25 02:08:20,935 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:08:20,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:08:21,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:08:28,676 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:08:39,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:08:39,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 288 states and 617 transitions. [2024-11-25 02:08:39,187 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 617 transitions. [2024-11-25 02:08:39,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-25 02:08:39,193 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:08:39,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:08:39,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:08:57,497 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:09:58,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:09:58,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 311 states and 684 transitions. [2024-11-25 02:09:58,440 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 684 transitions. [2024-11-25 02:09:58,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-25 02:09:58,441 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:09:58,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:09:58,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:10:14,762 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:11:43,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:11:43,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 342 states and 780 transitions. [2024-11-25 02:11:43,032 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 780 transitions. [2024-11-25 02:11:43,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-25 02:11:43,033 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:11:43,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:11:43,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:12:12,096 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:12:56,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:12:56,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 352 states and 819 transitions. [2024-11-25 02:12:56,451 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 819 transitions. [2024-11-25 02:12:56,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-25 02:12:56,452 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:12:56,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:12:56,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:13:05,084 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:13:33,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:13:33,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 361 states and 838 transitions. [2024-11-25 02:13:33,122 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 838 transitions. [2024-11-25 02:13:33,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-25 02:13:33,123 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:13:33,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:13:33,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:13:58,457 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:14:57,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:14:57,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 379 states and 883 transitions. [2024-11-25 02:14:57,168 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 883 transitions. [2024-11-25 02:14:57,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-25 02:14:57,169 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:14:57,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:14:57,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:15:19,686 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.