./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows 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_1b9a5c54-50f9-4f52-9cc9-8e8fade29322/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9a5c54-50f9-4f52-9cc9-8e8fade29322/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_1b9a5c54-50f9-4f52-9cc9-8e8fade29322/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9a5c54-50f9-4f52-9cc9-8e8fade29322/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9a5c54-50f9-4f52-9cc9-8e8fade29322/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9a5c54-50f9-4f52-9cc9-8e8fade29322/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1c4309acb998a26f408a5a77bdd700985c40cebdb2b8a8c74b4449e908f8325f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:19:58,764 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:19:58,831 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9a5c54-50f9-4f52-9cc9-8e8fade29322/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 03:19:58,836 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:19:58,837 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:19:58,862 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:19:58,863 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:19:58,864 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:19:58,865 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:19:58,865 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:19:58,866 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:19:58,867 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:19:58,867 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:19:58,868 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:19:58,868 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:19:58,869 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:19:58,869 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:19:58,870 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:19:58,870 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:19:58,871 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:19:58,871 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:19:58,872 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:19:58,872 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:19:58,873 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:19:58,873 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:19:58,874 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:19:58,874 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:19:58,875 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:19:58,875 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:19:58,876 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:19:58,876 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:19:58,876 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:19:58,877 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_1b9a5c54-50f9-4f52-9cc9-8e8fade29322/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9a5c54-50f9-4f52-9cc9-8e8fade29322/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1c4309acb998a26f408a5a77bdd700985c40cebdb2b8a8c74b4449e908f8325f [2023-11-19 03:19:59,153 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:19:59,181 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:19:59,186 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:19:59,187 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:19:59,188 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:19:59,189 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9a5c54-50f9-4f52-9cc9-8e8fade29322/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2023-11-19 03:20:02,299 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:20:02,779 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:20:02,781 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9a5c54-50f9-4f52-9cc9-8e8fade29322/sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2023-11-19 03:20:02,822 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9a5c54-50f9-4f52-9cc9-8e8fade29322/bin/ukojak-verify-G8NBE6pJGL/data/8f782d0ae/df69eccd18384ae7a615262d72bde992/FLAG1b487d2d5 [2023-11-19 03:20:02,841 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9a5c54-50f9-4f52-9cc9-8e8fade29322/bin/ukojak-verify-G8NBE6pJGL/data/8f782d0ae/df69eccd18384ae7a615262d72bde992 [2023-11-19 03:20:02,846 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:20:02,850 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:20:02,852 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:20:02,852 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:20:02,857 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:20:02,860 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:20:02" (1/1) ... [2023-11-19 03:20:02,861 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6430e59c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:02, skipping insertion in model container [2023-11-19 03:20:02,862 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:20:02" (1/1) ... [2023-11-19 03:20:02,977 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:20:04,579 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:20:04,603 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:20:04,889 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:20:05,124 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:20:05,125 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:20:05,125 WARN L675 CHandler]: The function strncmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:20:05,125 WARN L675 CHandler]: The function ferror is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:20:05,125 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:20:05,125 WARN L675 CHandler]: The function close is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:20:05,126 WARN L675 CHandler]: The function fgetc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:20:05,134 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:20:05,135 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:05 WrapperNode [2023-11-19 03:20:05,135 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:20:05,136 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:20:05,136 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:20:05,137 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:20:05,144 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:05" (1/1) ... [2023-11-19 03:20:05,239 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:05" (1/1) ... [2023-11-19 03:20:05,341 INFO L138 Inliner]: procedures = 600, calls = 440, calls flagged for inlining = 31, calls inlined = 30, statements flattened = 1884 [2023-11-19 03:20:05,341 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:20:05,342 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:20:05,342 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:20:05,342 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:20:05,352 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:05" (1/1) ... [2023-11-19 03:20:05,352 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:05" (1/1) ... [2023-11-19 03:20:05,367 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:05" (1/1) ... [2023-11-19 03:20:05,368 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:05" (1/1) ... [2023-11-19 03:20:05,473 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:05" (1/1) ... [2023-11-19 03:20:05,506 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:05" (1/1) ... [2023-11-19 03:20:05,532 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:05" (1/1) ... [2023-11-19 03:20:05,546 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:05" (1/1) ... [2023-11-19 03:20:05,574 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:20:05,576 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:20:05,576 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:20:05,576 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:20:05,577 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:05" (1/1) ... [2023-11-19 03:20:05,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:20:05,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9a5c54-50f9-4f52-9cc9-8e8fade29322/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:20:05,609 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9a5c54-50f9-4f52-9cc9-8e8fade29322/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:20:05,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9a5c54-50f9-4f52-9cc9-8e8fade29322/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:20:05,655 INFO L130 BoogieDeclarations]: Found specification of procedure xopen [2023-11-19 03:20:05,655 INFO L138 BoogieDeclarations]: Found implementation of procedure xopen [2023-11-19 03:20:05,656 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2023-11-19 03:20:05,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc [2023-11-19 03:20:05,656 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc [2023-11-19 03:20:05,657 INFO L130 BoogieDeclarations]: Found specification of procedure close [2023-11-19 03:20:05,657 INFO L130 BoogieDeclarations]: Found specification of procedure xrealloc [2023-11-19 03:20:05,657 INFO L138 BoogieDeclarations]: Found implementation of procedure xrealloc [2023-11-19 03:20:05,657 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-19 03:20:05,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:20:05,658 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 03:20:05,658 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-19 03:20:05,658 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-19 03:20:05,658 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2023-11-19 03:20:05,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 03:20:05,658 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:20:05,660 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:20:05,660 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-19 03:20:05,660 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:20:05,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:20:05,661 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:20:05,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:20:05,661 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-19 03:20:05,661 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-19 03:20:05,661 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-19 03:20:05,662 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-19 03:20:05,663 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 03:20:05,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 03:20:05,663 INFO L130 BoogieDeclarations]: Found specification of procedure bb_perror_msg_and_die [2023-11-19 03:20:05,663 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_perror_msg_and_die [2023-11-19 03:20:05,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 03:20:05,664 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 03:20:05,664 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:20:05,665 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:20:05,665 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:20:05,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:20:05,666 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2023-11-19 03:20:05,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 03:20:05,666 INFO L130 BoogieDeclarations]: Found specification of procedure bb_show_usage [2023-11-19 03:20:05,667 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_show_usage [2023-11-19 03:20:05,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:20:05,668 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-19 03:20:05,668 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-19 03:20:05,668 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-19 03:20:05,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:20:06,248 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:20:06,251 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:20:08,187 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:20:08,715 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:20:08,715 INFO L302 CfgBuilder]: Removed 33 assume(true) statements. [2023-11-19 03:20:08,725 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:20:08 BoogieIcfgContainer [2023-11-19 03:20:08,726 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:20:08,727 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:20:08,727 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:20:08,739 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:20:08,739 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:20:08" (1/1) ... [2023-11-19 03:20:08,749 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:20:08,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:08,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 456 states and 641 transitions. [2023-11-19 03:20:08,832 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 641 transitions. [2023-11-19 03:20:08,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:20:08,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:08,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:09,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:09,536 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 03:20:09,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:09,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 458 states and 644 transitions. [2023-11-19 03:20:09,643 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 644 transitions. [2023-11-19 03:20:09,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:20:09,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:09,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:09,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:09,832 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 03:20:09,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:09,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 459 states and 645 transitions. [2023-11-19 03:20:09,858 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 645 transitions. [2023-11-19 03:20:09,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:20:09,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:09,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:09,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:10,062 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:20:10,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:10,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 461 states and 648 transitions. [2023-11-19 03:20:10,128 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 648 transitions. [2023-11-19 03:20:10,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:20:10,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:10,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:10,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:10,314 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:20:10,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:10,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 460 states and 647 transitions. [2023-11-19 03:20:10,419 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 647 transitions. [2023-11-19 03:20:10,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:20:10,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:10,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:10,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:10,639 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 03:20:10,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:10,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 461 states and 648 transitions. [2023-11-19 03:20:10,729 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 648 transitions. [2023-11-19 03:20:10,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:20:10,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:10,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:10,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:10,987 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:20:11,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:11,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 460 states and 647 transitions. [2023-11-19 03:20:11,158 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 647 transitions. [2023-11-19 03:20:11,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:20:11,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:11,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:11,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:11,296 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:20:11,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:11,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 459 states and 646 transitions. [2023-11-19 03:20:11,344 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 646 transitions. [2023-11-19 03:20:11,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:20:11,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:11,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:11,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:11,545 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:20:11,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:11,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 462 states and 649 transitions. [2023-11-19 03:20:11,799 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 649 transitions. [2023-11-19 03:20:11,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:20:11,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:11,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:11,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:12,060 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:20:12,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:12,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 465 states and 652 transitions. [2023-11-19 03:20:12,236 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 652 transitions. [2023-11-19 03:20:12,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:20:12,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:12,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:12,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:12,497 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:20:12,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:12,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 468 states and 655 transitions. [2023-11-19 03:20:12,692 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 655 transitions. [2023-11-19 03:20:12,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:20:12,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:12,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:12,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:12,975 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:20:13,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:13,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 471 states and 658 transitions. [2023-11-19 03:20:13,169 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 658 transitions. [2023-11-19 03:20:13,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:20:13,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:13,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:13,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:13,495 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:20:13,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:13,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 474 states and 661 transitions. [2023-11-19 03:20:13,727 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 661 transitions. [2023-11-19 03:20:13,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:20:13,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:13,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:13,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:14,088 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:20:14,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:14,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 477 states and 664 transitions. [2023-11-19 03:20:14,351 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 664 transitions. [2023-11-19 03:20:14,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:20:14,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:14,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:14,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:14,768 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:20:15,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:15,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 480 states and 667 transitions. [2023-11-19 03:20:15,015 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 667 transitions. [2023-11-19 03:20:15,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:20:15,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:15,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:15,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:15,384 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:20:15,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:15,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 483 states and 669 transitions. [2023-11-19 03:20:15,555 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 669 transitions. [2023-11-19 03:20:15,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:20:15,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:15,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:15,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:15,962 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:16,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:16,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 482 states and 668 transitions. [2023-11-19 03:20:16,170 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 668 transitions. [2023-11-19 03:20:16,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:20:16,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:16,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:16,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:16,319 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:16,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:16,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 481 states and 667 transitions. [2023-11-19 03:20:16,346 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 667 transitions. [2023-11-19 03:20:16,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:20:16,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:16,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:16,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:16,557 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:16,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:16,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 480 states and 666 transitions. [2023-11-19 03:20:16,699 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 666 transitions. [2023-11-19 03:20:16,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:20:16,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:16,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:16,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:16,910 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:17,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:17,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 481 states and 668 transitions. [2023-11-19 03:20:17,030 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 668 transitions. [2023-11-19 03:20:17,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:20:17,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:17,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:17,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:17,194 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:17,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:17,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 482 states and 669 transitions. [2023-11-19 03:20:17,218 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 669 transitions. [2023-11-19 03:20:17,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:20:17,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:17,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:17,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:17,447 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:17,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:17,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 485 states and 673 transitions. [2023-11-19 03:20:17,538 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 673 transitions. [2023-11-19 03:20:17,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:20:17,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:17,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:17,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:17,708 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:17,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:17,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 486 states and 674 transitions. [2023-11-19 03:20:17,731 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 674 transitions. [2023-11-19 03:20:17,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:20:17,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:17,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:17,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:17,971 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:17,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:17,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 487 states and 675 transitions. [2023-11-19 03:20:17,999 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 675 transitions. [2023-11-19 03:20:17,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:20:17,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:18,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:18,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:18,219 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 03:20:18,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:18,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 493 states and 686 transitions. [2023-11-19 03:20:18,704 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 686 transitions. [2023-11-19 03:20:18,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:20:18,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:18,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:18,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:18,936 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:19,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:19,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 495 states and 690 transitions. [2023-11-19 03:20:19,300 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 690 transitions. [2023-11-19 03:20:19,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:20:19,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:19,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:19,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:19,548 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 03:20:19,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:19,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 496 states and 691 transitions. [2023-11-19 03:20:19,580 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 691 transitions. [2023-11-19 03:20:19,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:20:19,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:19,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:19,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:19,808 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 03:20:20,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:20,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 495 states and 690 transitions. [2023-11-19 03:20:20,095 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 690 transitions. [2023-11-19 03:20:20,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:20:20,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:20,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:20,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:20,348 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:20,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:20,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 498 states and 695 transitions. [2023-11-19 03:20:20,528 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 695 transitions. [2023-11-19 03:20:20,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:20:20,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:20,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:20,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:20,777 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:21,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:21,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 502 states and 700 transitions. [2023-11-19 03:20:21,095 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 700 transitions. [2023-11-19 03:20:21,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:20:21,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:21,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:21,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:21,263 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 03:20:21,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:21,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 504 states and 702 transitions. [2023-11-19 03:20:21,754 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 702 transitions. [2023-11-19 03:20:21,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:20:21,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:21,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:21,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:22,055 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-19 03:20:22,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:22,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 505 states and 705 transitions. [2023-11-19 03:20:22,900 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 705 transitions. [2023-11-19 03:20:22,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:20:22,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:22,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:22,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:23,302 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-11-19 03:20:23,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:23,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 504 states and 704 transitions. [2023-11-19 03:20:23,764 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 704 transitions. [2023-11-19 03:20:23,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:20:23,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:23,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:23,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:24,075 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:24,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:24,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 508 states and 709 transitions. [2023-11-19 03:20:24,192 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 709 transitions. [2023-11-19 03:20:24,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:20:24,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:24,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:24,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:24,386 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-19 03:20:24,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:24,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 509 states and 709 transitions. [2023-11-19 03:20:24,571 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 709 transitions. [2023-11-19 03:20:24,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:20:24,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:24,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:24,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:25,003 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:25,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:25,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 513 states and 714 transitions. [2023-11-19 03:20:25,230 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 714 transitions. [2023-11-19 03:20:25,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:20:25,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:25,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:25,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:25,551 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:25,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:25,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 514 states and 715 transitions. [2023-11-19 03:20:25,659 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 715 transitions. [2023-11-19 03:20:25,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:20:25,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:25,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:25,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:26,021 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-19 03:20:26,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:26,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 515 states and 716 transitions. [2023-11-19 03:20:26,453 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 716 transitions. [2023-11-19 03:20:26,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:20:26,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:26,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:26,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:26,813 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:26,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:26,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 516 states and 717 transitions. [2023-11-19 03:20:26,846 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 717 transitions. [2023-11-19 03:20:26,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:20:26,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:26,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:26,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:27,108 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-19 03:20:27,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:27,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 517 states and 719 transitions. [2023-11-19 03:20:27,462 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 719 transitions. [2023-11-19 03:20:27,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:20:27,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:27,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:27,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:27,709 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-19 03:20:28,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:28,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 518 states and 719 transitions. [2023-11-19 03:20:28,053 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 719 transitions. [2023-11-19 03:20:28,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:20:28,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:28,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:28,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:28,405 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:28,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:28,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 522 states and 724 transitions. [2023-11-19 03:20:28,664 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 724 transitions. [2023-11-19 03:20:28,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:20:28,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:28,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:28,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:28,892 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:29,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:29,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 525 states and 728 transitions. [2023-11-19 03:20:29,201 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 728 transitions. [2023-11-19 03:20:29,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:20:29,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:29,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:29,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:29,403 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:29,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:29,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 526 states and 729 transitions. [2023-11-19 03:20:29,431 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 729 transitions. [2023-11-19 03:20:29,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:20:29,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:29,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:29,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:29,646 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:29,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:29,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 528 states and 732 transitions. [2023-11-19 03:20:29,668 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 732 transitions. [2023-11-19 03:20:29,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:20:29,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:29,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:29,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:30,008 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-19 03:20:31,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:31,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 537 states and 748 transitions. [2023-11-19 03:20:31,872 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 748 transitions. [2023-11-19 03:20:31,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:20:31,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:31,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:31,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:32,054 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2023-11-19 03:20:32,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:32,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 538 states and 749 transitions. [2023-11-19 03:20:32,592 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 749 transitions. [2023-11-19 03:20:32,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:20:32,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:32,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:32,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:32,905 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:33,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:33,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 537 states and 747 transitions. [2023-11-19 03:20:33,032 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 747 transitions. [2023-11-19 03:20:33,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:20:33,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:33,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:33,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:33,319 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:33,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:33,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 536 states and 746 transitions. [2023-11-19 03:20:33,458 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 746 transitions. [2023-11-19 03:20:33,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:20:33,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:33,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:33,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:33,848 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-19 03:20:35,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:35,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 546 states and 762 transitions. [2023-11-19 03:20:35,840 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 762 transitions. [2023-11-19 03:20:35,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:20:35,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:35,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:35,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:36,241 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:36,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:36,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 550 states and 767 transitions. [2023-11-19 03:20:36,515 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 767 transitions. [2023-11-19 03:20:36,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:20:36,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:36,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:36,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:36,670 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:36,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:36,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 549 states and 766 transitions. [2023-11-19 03:20:36,696 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 766 transitions. [2023-11-19 03:20:36,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:20:36,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:36,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:36,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:37,080 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:37,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:37,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 548 states and 765 transitions. [2023-11-19 03:20:37,408 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 765 transitions. [2023-11-19 03:20:37,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:20:37,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:37,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:37,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:37,710 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:38,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:38,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 547 states and 764 transitions. [2023-11-19 03:20:38,030 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 764 transitions. [2023-11-19 03:20:38,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:20:38,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:38,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:38,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:38,206 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:38,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:38,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 546 states and 763 transitions. [2023-11-19 03:20:38,233 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 763 transitions. [2023-11-19 03:20:38,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:20:38,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:38,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:38,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:38,416 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-19 03:20:38,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:38,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 547 states and 763 transitions. [2023-11-19 03:20:38,431 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 763 transitions. [2023-11-19 03:20:38,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:20:38,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:38,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:38,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:38,875 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:39,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:39,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 551 states and 768 transitions. [2023-11-19 03:20:39,443 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 768 transitions. [2023-11-19 03:20:39,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:20:39,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:39,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:39,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:39,688 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-11-19 03:20:40,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:40,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 548 states and 761 transitions. [2023-11-19 03:20:40,101 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 761 transitions. [2023-11-19 03:20:40,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:20:40,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:40,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:40,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:40,326 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-19 03:20:40,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:40,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 550 states and 762 transitions. [2023-11-19 03:20:40,783 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 762 transitions. [2023-11-19 03:20:40,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:20:40,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:40,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:40,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:41,224 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:41,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:41,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 549 states and 761 transitions. [2023-11-19 03:20:41,523 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 761 transitions. [2023-11-19 03:20:41,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:20:41,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:41,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:41,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:41,756 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-19 03:20:42,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:42,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 551 states and 762 transitions. [2023-11-19 03:20:42,212 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 762 transitions. [2023-11-19 03:20:42,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:20:42,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:42,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:42,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:42,400 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:42,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:42,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 551 states and 758 transitions. [2023-11-19 03:20:42,420 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 758 transitions. [2023-11-19 03:20:42,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:20:42,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:42,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:42,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:43,221 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-19 03:20:43,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:43,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 553 states and 762 transitions. [2023-11-19 03:20:43,530 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 762 transitions. [2023-11-19 03:20:43,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:20:43,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:43,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:43,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat