./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/forester-heap/dll-01-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929d0c3d-cca9-43eb-a982-9e22638aa456/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929d0c3d-cca9-43eb-a982-9e22638aa456/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929d0c3d-cca9-43eb-a982-9e22638aa456/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929d0c3d-cca9-43eb-a982-9e22638aa456/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/forester-heap/dll-01-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929d0c3d-cca9-43eb-a982-9e22638aa456/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929d0c3d-cca9-43eb-a982-9e22638aa456/bin/ukojak-verify-G8NBE6pJGL --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 652acbc8fb2d659424086f7ee4bd5fc2f45ff1d49f46cde68db4fdee1ed0638e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:03:47,042 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:03:47,130 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929d0c3d-cca9-43eb-a982-9e22638aa456/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 04:03:47,142 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:03:47,143 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:03:47,193 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:03:47,194 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:03:47,195 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:03:47,196 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:03:47,204 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:03:47,206 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:03:47,206 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:03:47,207 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:03:47,209 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:03:47,210 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:03:47,210 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:03:47,211 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:03:47,211 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:03:47,211 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:03:47,212 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:03:47,212 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:03:47,213 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:03:47,214 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:03:47,214 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:03:47,215 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:03:47,216 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:03:47,216 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:03:47,217 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:03:47,217 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:03:47,218 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:03:47,219 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:03:47,220 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:03:47,220 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:03:47,220 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929d0c3d-cca9-43eb-a982-9e22638aa456/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929d0c3d-cca9-43eb-a982-9e22638aa456/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 652acbc8fb2d659424086f7ee4bd5fc2f45ff1d49f46cde68db4fdee1ed0638e [2023-11-19 04:03:47,531 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:03:47,577 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:03:47,580 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:03:47,582 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:03:47,583 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:03:47,584 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929d0c3d-cca9-43eb-a982-9e22638aa456/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/forester-heap/dll-01-2.i [2023-11-19 04:03:51,054 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:03:51,372 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:03:51,378 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929d0c3d-cca9-43eb-a982-9e22638aa456/sv-benchmarks/c/forester-heap/dll-01-2.i [2023-11-19 04:03:51,401 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929d0c3d-cca9-43eb-a982-9e22638aa456/bin/ukojak-verify-G8NBE6pJGL/data/197550f81/1c00bdc9895e41ffb99c57f3912cb504/FLAGbd693e97f [2023-11-19 04:03:51,420 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929d0c3d-cca9-43eb-a982-9e22638aa456/bin/ukojak-verify-G8NBE6pJGL/data/197550f81/1c00bdc9895e41ffb99c57f3912cb504 [2023-11-19 04:03:51,427 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:03:51,431 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:03:51,433 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:51,433 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:03:51,439 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:03:51,440 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:51" (1/1) ... [2023-11-19 04:03:51,444 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@535664dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:51, skipping insertion in model container [2023-11-19 04:03:51,445 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:51" (1/1) ... [2023-11-19 04:03:51,493 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:03:51,855 WARN L240 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_929d0c3d-cca9-43eb-a982-9e22638aa456/sv-benchmarks/c/forester-heap/dll-01-2.i[22080,22093] [2023-11-19 04:03:51,863 WARN L240 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_929d0c3d-cca9-43eb-a982-9e22638aa456/sv-benchmarks/c/forester-heap/dll-01-2.i[22353,22366] [2023-11-19 04:03:51,870 WARN L240 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_929d0c3d-cca9-43eb-a982-9e22638aa456/sv-benchmarks/c/forester-heap/dll-01-2.i[22587,22600] [2023-11-19 04:03:51,874 WARN L240 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_929d0c3d-cca9-43eb-a982-9e22638aa456/sv-benchmarks/c/forester-heap/dll-01-2.i[22657,22670] [2023-11-19 04:03:51,879 WARN L240 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_929d0c3d-cca9-43eb-a982-9e22638aa456/sv-benchmarks/c/forester-heap/dll-01-2.i[22924,22937] [2023-11-19 04:03:51,884 WARN L240 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_929d0c3d-cca9-43eb-a982-9e22638aa456/sv-benchmarks/c/forester-heap/dll-01-2.i[23032,23045] [2023-11-19 04:03:51,888 WARN L240 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_929d0c3d-cca9-43eb-a982-9e22638aa456/sv-benchmarks/c/forester-heap/dll-01-2.i[23263,23276] [2023-11-19 04:03:51,894 WARN L240 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_929d0c3d-cca9-43eb-a982-9e22638aa456/sv-benchmarks/c/forester-heap/dll-01-2.i[23343,23356] [2023-11-19 04:03:51,896 WARN L240 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_929d0c3d-cca9-43eb-a982-9e22638aa456/sv-benchmarks/c/forester-heap/dll-01-2.i[23422,23435] [2023-11-19 04:03:51,898 WARN L240 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_929d0c3d-cca9-43eb-a982-9e22638aa456/sv-benchmarks/c/forester-heap/dll-01-2.i[23512,23525] [2023-11-19 04:03:51,904 WARN L240 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_929d0c3d-cca9-43eb-a982-9e22638aa456/sv-benchmarks/c/forester-heap/dll-01-2.i[23690,23703] [2023-11-19 04:03:51,907 WARN L240 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_929d0c3d-cca9-43eb-a982-9e22638aa456/sv-benchmarks/c/forester-heap/dll-01-2.i[23768,23781] [2023-11-19 04:03:51,910 WARN L240 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_929d0c3d-cca9-43eb-a982-9e22638aa456/sv-benchmarks/c/forester-heap/dll-01-2.i[23845,23858] [2023-11-19 04:03:51,921 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:51,936 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:03:52,006 WARN L240 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_929d0c3d-cca9-43eb-a982-9e22638aa456/sv-benchmarks/c/forester-heap/dll-01-2.i[22080,22093] [2023-11-19 04:03:52,009 WARN L240 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_929d0c3d-cca9-43eb-a982-9e22638aa456/sv-benchmarks/c/forester-heap/dll-01-2.i[22353,22366] [2023-11-19 04:03:52,012 WARN L240 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_929d0c3d-cca9-43eb-a982-9e22638aa456/sv-benchmarks/c/forester-heap/dll-01-2.i[22587,22600] [2023-11-19 04:03:52,014 WARN L240 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_929d0c3d-cca9-43eb-a982-9e22638aa456/sv-benchmarks/c/forester-heap/dll-01-2.i[22657,22670] [2023-11-19 04:03:52,017 WARN L240 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_929d0c3d-cca9-43eb-a982-9e22638aa456/sv-benchmarks/c/forester-heap/dll-01-2.i[22924,22937] [2023-11-19 04:03:52,018 WARN L240 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_929d0c3d-cca9-43eb-a982-9e22638aa456/sv-benchmarks/c/forester-heap/dll-01-2.i[23032,23045] [2023-11-19 04:03:52,021 WARN L240 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_929d0c3d-cca9-43eb-a982-9e22638aa456/sv-benchmarks/c/forester-heap/dll-01-2.i[23263,23276] [2023-11-19 04:03:52,022 WARN L240 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_929d0c3d-cca9-43eb-a982-9e22638aa456/sv-benchmarks/c/forester-heap/dll-01-2.i[23343,23356] [2023-11-19 04:03:52,023 WARN L240 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_929d0c3d-cca9-43eb-a982-9e22638aa456/sv-benchmarks/c/forester-heap/dll-01-2.i[23422,23435] [2023-11-19 04:03:52,025 WARN L240 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_929d0c3d-cca9-43eb-a982-9e22638aa456/sv-benchmarks/c/forester-heap/dll-01-2.i[23512,23525] [2023-11-19 04:03:52,027 WARN L240 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_929d0c3d-cca9-43eb-a982-9e22638aa456/sv-benchmarks/c/forester-heap/dll-01-2.i[23690,23703] [2023-11-19 04:03:52,028 WARN L240 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_929d0c3d-cca9-43eb-a982-9e22638aa456/sv-benchmarks/c/forester-heap/dll-01-2.i[23768,23781] [2023-11-19 04:03:52,030 WARN L240 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_929d0c3d-cca9-43eb-a982-9e22638aa456/sv-benchmarks/c/forester-heap/dll-01-2.i[23845,23858] [2023-11-19 04:03:52,033 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:52,071 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:03:52,072 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:52 WrapperNode [2023-11-19 04:03:52,072 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:52,074 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:52,074 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:03:52,075 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:03:52,084 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:52" (1/1) ... [2023-11-19 04:03:52,115 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:52" (1/1) ... [2023-11-19 04:03:52,150 INFO L138 Inliner]: procedures = 119, calls = 45, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 228 [2023-11-19 04:03:52,151 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:52,152 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:03:52,152 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:03:52,152 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:03:52,163 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:52" (1/1) ... [2023-11-19 04:03:52,164 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:52" (1/1) ... [2023-11-19 04:03:52,168 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:52" (1/1) ... [2023-11-19 04:03:52,169 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:52" (1/1) ... [2023-11-19 04:03:52,183 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:52" (1/1) ... [2023-11-19 04:03:52,191 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:52" (1/1) ... [2023-11-19 04:03:52,194 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:52" (1/1) ... [2023-11-19 04:03:52,197 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:52" (1/1) ... [2023-11-19 04:03:52,201 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:03:52,203 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:03:52,203 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:03:52,203 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:03:52,204 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:52" (1/1) ... [2023-11-19 04:03:52,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:03:52,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929d0c3d-cca9-43eb-a982-9e22638aa456/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:03:52,240 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929d0c3d-cca9-43eb-a982-9e22638aa456/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:03:52,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929d0c3d-cca9-43eb-a982-9e22638aa456/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:03:52,308 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:03:52,308 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:03:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:03:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:03:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:03:52,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:03:52,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:03:52,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:03:52,495 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:03:52,498 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:03:53,012 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:03:53,130 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:03:53,130 INFO L302 CfgBuilder]: Removed 30 assume(true) statements. [2023-11-19 04:03:53,136 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:53 BoogieIcfgContainer [2023-11-19 04:03:53,136 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:03:53,137 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:03:53,137 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:03:53,156 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:03:53,156 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:53" (1/1) ... [2023-11-19 04:03:53,166 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:03:53,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:53,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 74 states and 118 transitions. [2023-11-19 04:03:53,229 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 118 transitions. [2023-11-19 04:03:53,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 04:03:53,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:53,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:53,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:53,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:53,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:53,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 72 states and 113 transitions. [2023-11-19 04:03:53,549 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 113 transitions. [2023-11-19 04:03:53,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:03:53,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:53,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:53,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:53,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:53,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:53,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 70 states and 108 transitions. [2023-11-19 04:03:53,982 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 108 transitions. [2023-11-19 04:03:53,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:03:53,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:53,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:54,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:54,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:54,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:54,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 70 states and 103 transitions. [2023-11-19 04:03:54,063 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 103 transitions. [2023-11-19 04:03:54,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:03:54,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:54,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:54,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:54,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:55,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:55,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 70 states and 102 transitions. [2023-11-19 04:03:55,106 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 102 transitions. [2023-11-19 04:03:55,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:03:55,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:55,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:55,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:55,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:55,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:55,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 74 states and 109 transitions. [2023-11-19 04:03:55,400 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 109 transitions. [2023-11-19 04:03:55,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:03:55,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:55,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:55,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:55,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:55,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:55,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 72 states and 104 transitions. [2023-11-19 04:03:55,585 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 104 transitions. [2023-11-19 04:03:55,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:03:55,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:55,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:55,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:55,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:55,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:55,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 70 states and 99 transitions. [2023-11-19 04:03:55,746 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 99 transitions. [2023-11-19 04:03:55,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:03:55,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:55,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:55,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:55,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:55,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:55,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 72 states and 100 transitions. [2023-11-19 04:03:55,879 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 100 transitions. [2023-11-19 04:03:55,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:03:55,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:55,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:55,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:55,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:56,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:56,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 74 states and 100 transitions. [2023-11-19 04:03:56,000 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 100 transitions. [2023-11-19 04:03:56,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:03:56,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:56,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:56,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:56,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:56,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:56,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 72 states and 96 transitions. [2023-11-19 04:03:56,373 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 96 transitions. [2023-11-19 04:03:56,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:03:56,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:56,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:56,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:57,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:00,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:00,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 83 states and 111 transitions. [2023-11-19 04:04:00,890 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 111 transitions. [2023-11-19 04:04:00,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:04:00,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:00,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:00,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:02,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:07,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:07,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 97 states and 130 transitions. [2023-11-19 04:04:07,394 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 130 transitions. [2023-11-19 04:04:07,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:04:07,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:07,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:07,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:07,468 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:04:07,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:07,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 95 states and 128 transitions. [2023-11-19 04:04:07,507 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 128 transitions. [2023-11-19 04:04:07,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:04:07,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:07,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:07,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:07,631 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:04:08,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:08,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 88 states and 118 transitions. [2023-11-19 04:04:08,827 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 118 transitions. [2023-11-19 04:04:08,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:04:08,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:08,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:08,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:09,789 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:16,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:16,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 99 states and 138 transitions. [2023-11-19 04:04:16,273 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 138 transitions. [2023-11-19 04:04:16,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:04:16,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:16,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:16,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:17,910 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:22,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:22,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 107 states and 150 transitions. [2023-11-19 04:04:22,191 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 150 transitions. [2023-11-19 04:04:22,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 04:04:22,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:22,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:22,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:22,429 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:25,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:25,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 118 states and 166 transitions. [2023-11-19 04:04:25,310 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 166 transitions. [2023-11-19 04:04:25,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:04:25,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:25,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:25,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:26,085 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:33,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:33,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 128 states and 189 transitions. [2023-11-19 04:04:33,845 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 189 transitions. [2023-11-19 04:04:33,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:04:33,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:33,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:33,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:34,315 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:37,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:37,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 115 states and 161 transitions. [2023-11-19 04:04:37,742 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 161 transitions. [2023-11-19 04:04:37,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:04:37,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:37,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:37,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat