./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_2b0c007e-93ca-4e19-89b1-0dd234854ff1/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0c007e-93ca-4e19-89b1-0dd234854ff1/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_2b0c007e-93ca-4e19-89b1-0dd234854ff1/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0c007e-93ca-4e19-89b1-0dd234854ff1/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0c007e-93ca-4e19-89b1-0dd234854ff1/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0c007e-93ca-4e19-89b1-0dd234854ff1/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 64bit --witnessprinter.graph.data.programhash 3acbab6b9aaee88273e5c2573b1301b2b4d4059e0d0ec0927c600e9ad855395b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:40:53,091 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:40:53,206 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0c007e-93ca-4e19-89b1-0dd234854ff1/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-19 02:40:53,211 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:40:53,212 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:40:53,255 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:40:53,257 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:40:53,258 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:40:53,259 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:40:53,265 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:40:53,267 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:40:53,267 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:40:53,268 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:40:53,270 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:40:53,270 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:40:53,271 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:40:53,271 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:40:53,272 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:40:53,272 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:40:53,273 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:40:53,273 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:40:53,274 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:40:53,275 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:40:53,275 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:40:53,276 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:40:53,276 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:40:53,277 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:40:53,277 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:40:53,277 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:40:53,278 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:40:53,279 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_2b0c007e-93ca-4e19-89b1-0dd234854ff1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0c007e-93ca-4e19-89b1-0dd234854ff1/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3acbab6b9aaee88273e5c2573b1301b2b4d4059e0d0ec0927c600e9ad855395b [2023-11-19 02:40:53,604 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:40:53,642 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:40:53,645 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:40:53,647 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:40:53,647 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:40:53,649 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0c007e-93ca-4e19-89b1-0dd234854ff1/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i [2023-11-19 02:40:56,958 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:40:57,559 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:40:57,559 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0c007e-93ca-4e19-89b1-0dd234854ff1/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i [2023-11-19 02:40:57,617 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0c007e-93ca-4e19-89b1-0dd234854ff1/bin/ukojak-verify-G8NBE6pJGL/data/53e2266b1/b7a222748f284b8a8d537cee18c78048/FLAGaccdcc39b [2023-11-19 02:40:57,637 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0c007e-93ca-4e19-89b1-0dd234854ff1/bin/ukojak-verify-G8NBE6pJGL/data/53e2266b1/b7a222748f284b8a8d537cee18c78048 [2023-11-19 02:40:57,650 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:40:57,651 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:40:57,653 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:40:57,654 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:40:57,660 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:40:57,661 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:40:57" (1/1) ... [2023-11-19 02:40:57,662 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f5f9b21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:57, skipping insertion in model container [2023-11-19 02:40:57,662 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:40:57" (1/1) ... [2023-11-19 02:40:57,798 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:40:58,910 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_2b0c007e-93ca-4e19-89b1-0dd234854ff1/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i[185252,185265] [2023-11-19 02:40:59,076 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:40:59,141 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:40:59,361 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_2b0c007e-93ca-4e19-89b1-0dd234854ff1/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i[185252,185265] [2023-11-19 02:40:59,397 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:40:59,473 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:40:59,473 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:59 WrapperNode [2023-11-19 02:40:59,473 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:40:59,475 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:40:59,475 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:40:59,475 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:40:59,484 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:59" (1/1) ... [2023-11-19 02:40:59,533 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:59" (1/1) ... [2023-11-19 02:40:59,598 INFO L138 Inliner]: procedures = 117, calls = 568, calls flagged for inlining = 30, calls inlined = 25, statements flattened = 1094 [2023-11-19 02:40:59,599 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:40:59,600 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:40:59,600 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:40:59,600 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:40:59,614 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:59" (1/1) ... [2023-11-19 02:40:59,621 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:59" (1/1) ... [2023-11-19 02:40:59,636 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:59" (1/1) ... [2023-11-19 02:40:59,646 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:59" (1/1) ... [2023-11-19 02:40:59,714 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:59" (1/1) ... [2023-11-19 02:40:59,744 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:59" (1/1) ... [2023-11-19 02:40:59,750 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:59" (1/1) ... [2023-11-19 02:40:59,770 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:59" (1/1) ... [2023-11-19 02:40:59,784 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:40:59,791 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:40:59,791 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:40:59,791 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:40:59,792 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:59" (1/1) ... [2023-11-19 02:40:59,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:40:59,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0c007e-93ca-4e19-89b1-0dd234854ff1/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:40:59,827 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0c007e-93ca-4e19-89b1-0dd234854ff1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:40:59,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0c007e-93ca-4e19-89b1-0dd234854ff1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:40:59,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 02:40:59,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 02:40:59,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:40:59,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 02:40:59,889 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 02:40:59,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2023-11-19 02:40:59,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2023-11-19 02:40:59,890 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2023-11-19 02:40:59,891 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2023-11-19 02:40:59,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 02:40:59,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 02:40:59,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-19 02:40:59,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-19 02:40:59,892 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:40:59,892 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:40:59,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:40:59,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:40:59,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_udev [2023-11-19 02:40:59,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_udev [2023-11-19 02:40:59,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-19 02:40:59,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-19 02:40:59,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:40:59,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 02:40:59,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:40:59,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 02:40:59,897 INFO L130 BoogieDeclarations]: Found specification of procedure always_connected [2023-11-19 02:40:59,897 INFO L138 BoogieDeclarations]: Found implementation of procedure always_connected [2023-11-19 02:40:59,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:40:59,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:40:59,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:41:00,279 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:41:00,282 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:41:00,367 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 02:41:01,662 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:41:01,874 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:41:01,874 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:41:01,883 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:41:01 BoogieIcfgContainer [2023-11-19 02:41:01,883 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:41:01,884 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:41:01,884 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:41:01,897 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:41:01,898 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:41:01" (1/1) ... [2023-11-19 02:41:01,909 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:41:01,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:01,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 145 states and 214 transitions. [2023-11-19 02:41:01,985 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 214 transitions. [2023-11-19 02:41:01,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-19 02:41:01,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:01,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:03,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:03,932 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-19 02:41:04,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:04,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 152 states and 251 transitions. [2023-11-19 02:41:04,192 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 251 transitions. [2023-11-19 02:41:04,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-19 02:41:04,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:04,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:05,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:05,253 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-19 02:41:05,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:05,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 155 states and 285 transitions. [2023-11-19 02:41:05,342 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 285 transitions. [2023-11-19 02:41:05,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-19 02:41:05,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:05,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:05,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:06,381 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2023-11-19 02:41:06,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:06,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 156 states and 285 transitions. [2023-11-19 02:41:06,438 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 285 transitions. [2023-11-19 02:41:06,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-19 02:41:06,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:06,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:07,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:07,492 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-11-19 02:41:07,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:07,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 157 states and 286 transitions. [2023-11-19 02:41:07,522 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 286 transitions. [2023-11-19 02:41:07,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-19 02:41:07,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:07,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:08,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:08,488 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2023-11-19 02:41:08,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:08,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 158 states and 287 transitions. [2023-11-19 02:41:08,515 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 287 transitions. [2023-11-19 02:41:08,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-19 02:41:08,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:08,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:09,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:09,273 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2023-11-19 02:41:09,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:09,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 160 states and 290 transitions. [2023-11-19 02:41:09,292 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 290 transitions. [2023-11-19 02:41:09,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-19 02:41:09,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:09,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:09,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:10,071 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2023-11-19 02:41:10,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:10,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 162 states and 293 transitions. [2023-11-19 02:41:10,096 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 293 transitions. [2023-11-19 02:41:10,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-19 02:41:10,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:10,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:10,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:10,961 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-19 02:41:11,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:11,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 167 states and 329 transitions. [2023-11-19 02:41:11,102 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 329 transitions. [2023-11-19 02:41:11,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-19 02:41:11,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:11,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:11,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:11,902 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-19 02:41:12,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:12,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 171 states and 363 transitions. [2023-11-19 02:41:12,197 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 363 transitions. [2023-11-19 02:41:12,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-19 02:41:12,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:12,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:12,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:13,058 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-19 02:41:13,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:13,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 173 states and 366 transitions. [2023-11-19 02:41:13,077 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 366 transitions. [2023-11-19 02:41:13,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-19 02:41:13,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:13,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:13,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:13,955 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-19 02:41:13,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:13,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 175 states and 369 transitions. [2023-11-19 02:41:13,976 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 369 transitions. [2023-11-19 02:41:13,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-19 02:41:13,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:13,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:14,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:14,792 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2023-11-19 02:41:14,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:14,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 178 states and 374 transitions. [2023-11-19 02:41:14,823 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 374 transitions. [2023-11-19 02:41:14,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-19 02:41:14,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:14,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:15,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:15,609 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2023-11-19 02:41:15,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:15,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 179 states and 374 transitions. [2023-11-19 02:41:15,637 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 374 transitions. [2023-11-19 02:41:15,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-19 02:41:15,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:15,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:16,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:16,414 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2023-11-19 02:41:16,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:16,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 180 states and 374 transitions. [2023-11-19 02:41:16,444 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 374 transitions. [2023-11-19 02:41:16,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-11-19 02:41:16,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:16,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:17,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:17,287 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-19 02:41:17,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:17,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 194 states and 433 transitions. [2023-11-19 02:41:17,933 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 433 transitions. [2023-11-19 02:41:17,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-19 02:41:17,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:17,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:18,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:18,604 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-19 02:41:18,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:18,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 196 states and 435 transitions. [2023-11-19 02:41:18,663 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 435 transitions. [2023-11-19 02:41:18,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-19 02:41:18,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:18,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:19,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:19,198 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2023-11-19 02:41:19,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:19,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 199 states and 439 transitions. [2023-11-19 02:41:19,271 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 439 transitions. [2023-11-19 02:41:19,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-19 02:41:19,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:19,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:19,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:20,661 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2023-11-19 02:41:21,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:21,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 207 states and 453 transitions. [2023-11-19 02:41:21,213 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 453 transitions. [2023-11-19 02:41:21,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-19 02:41:21,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:21,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:21,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:22,036 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2023-11-19 02:41:22,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:22,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 209 states and 456 transitions. [2023-11-19 02:41:22,057 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 456 transitions. [2023-11-19 02:41:22,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-19 02:41:22,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:22,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:22,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:22,831 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-19 02:41:23,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:23,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 216 states and 497 transitions. [2023-11-19 02:41:23,531 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 497 transitions. [2023-11-19 02:41:23,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-19 02:41:23,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:23,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:24,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:24,234 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-19 02:41:24,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:24,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 215 states and 489 transitions. [2023-11-19 02:41:24,308 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 489 transitions. [2023-11-19 02:41:24,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-19 02:41:24,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:24,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:24,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:25,124 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-19 02:41:26,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:26,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 230 states and 547 transitions. [2023-11-19 02:41:26,480 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 547 transitions. [2023-11-19 02:41:26,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-19 02:41:26,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:26,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:26,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:27,068 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-19 02:41:27,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:27,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 229 states and 538 transitions. [2023-11-19 02:41:27,150 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 538 transitions. [2023-11-19 02:41:27,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-11-19 02:41:27,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:27,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:27,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:27,822 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2023-11-19 02:41:27,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:27,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 231 states and 541 transitions. [2023-11-19 02:41:27,852 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 541 transitions. [2023-11-19 02:41:27,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-19 02:41:27,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:27,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:28,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:28,763 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-19 02:41:29,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:29,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 239 states and 583 transitions. [2023-11-19 02:41:29,883 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 583 transitions. [2023-11-19 02:41:29,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-19 02:41:29,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:29,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:30,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:30,513 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-11-19 02:41:30,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:30,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 240 states and 583 transitions. [2023-11-19 02:41:30,638 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 583 transitions. [2023-11-19 02:41:30,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-11-19 02:41:30,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:30,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:31,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:31,491 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-19 02:41:33,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:33,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 256 states and 642 transitions. [2023-11-19 02:41:33,310 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 642 transitions. [2023-11-19 02:41:33,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-19 02:41:33,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:33,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:33,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:33,908 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-19 02:41:35,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:35,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 265 states and 687 transitions. [2023-11-19 02:41:35,444 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 687 transitions. [2023-11-19 02:41:35,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-19 02:41:35,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:35,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:35,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:35,986 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-11-19 02:41:36,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:36,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 267 states and 695 transitions. [2023-11-19 02:41:36,161 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 695 transitions. [2023-11-19 02:41:36,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-11-19 02:41:36,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:36,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:36,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:36,738 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2023-11-19 02:41:36,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:36,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 268 states and 697 transitions. [2023-11-19 02:41:36,968 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 697 transitions. [2023-11-19 02:41:36,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-19 02:41:36,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:36,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:37,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:37,505 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2023-11-19 02:41:37,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:37,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 269 states and 697 transitions. [2023-11-19 02:41:37,651 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 697 transitions. [2023-11-19 02:41:37,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-19 02:41:37,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:37,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms