./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/uname-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_c4e4776d-b27d-4273-a3eb-2faf421ff794/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4e4776d-b27d-4273-a3eb-2faf421ff794/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4e4776d-b27d-4273-a3eb-2faf421ff794/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4e4776d-b27d-4273-a3eb-2faf421ff794/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uname-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4e4776d-b27d-4273-a3eb-2faf421ff794/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4e4776d-b27d-4273-a3eb-2faf421ff794/bin/ukojak-verify-i0I2FZA1j2 --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 3999cc698e311091d54043edd18a5bc433521811cd6fd8bf6a6d8cf25ef70004 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:39:48,312 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:39:48,429 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4e4776d-b27d-4273-a3eb-2faf421ff794/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:39:48,435 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:39:48,436 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:39:48,480 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:39:48,481 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:39:48,483 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:39:48,484 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:39:48,490 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:39:48,492 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:39:48,492 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:39:48,493 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:39:48,495 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:39:48,495 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:39:48,496 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:39:48,496 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:39:48,497 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:39:48,497 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:39:48,498 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:39:48,498 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:39:48,500 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:39:48,500 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:39:48,501 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:39:48,501 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:39:48,502 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:39:48,502 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:39:48,503 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:39:48,503 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:39:48,504 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:39:48,505 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:39:48,506 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:39:48,508 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_c4e4776d-b27d-4273-a3eb-2faf421ff794/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4e4776d-b27d-4273-a3eb-2faf421ff794/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3999cc698e311091d54043edd18a5bc433521811cd6fd8bf6a6d8cf25ef70004 [2023-11-21 18:39:48,886 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:39:48,927 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:39:48,931 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:39:48,932 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:39:48,933 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:39:48,934 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4e4776d-b27d-4273-a3eb-2faf421ff794/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/busybox-1.22.0/uname-1.i [2023-11-21 18:39:52,228 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:39:52,806 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:39:52,807 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4e4776d-b27d-4273-a3eb-2faf421ff794/sv-benchmarks/c/busybox-1.22.0/uname-1.i [2023-11-21 18:39:52,854 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4e4776d-b27d-4273-a3eb-2faf421ff794/bin/ukojak-verify-i0I2FZA1j2/data/3b4151591/e6d71ba2914d4b49bfdc407f98225731/FLAGbc0c0a093 [2023-11-21 18:39:52,875 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4e4776d-b27d-4273-a3eb-2faf421ff794/bin/ukojak-verify-i0I2FZA1j2/data/3b4151591/e6d71ba2914d4b49bfdc407f98225731 [2023-11-21 18:39:52,882 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:39:52,884 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:39:52,891 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:39:52,891 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:39:52,897 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:39:52,898 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:39:52" (1/1) ... [2023-11-21 18:39:52,899 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37a92381 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:52, skipping insertion in model container [2023-11-21 18:39:52,900 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:39:52" (1/1) ... [2023-11-21 18:39:53,019 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:39:54,769 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:39:54,844 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:39:55,131 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:39:55,433 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:39:55,434 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:39:55,434 WARN L675 CHandler]: The function putchar is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:39:55,434 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:39:55,443 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:39:55,444 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:55 WrapperNode [2023-11-21 18:39:55,444 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:39:55,446 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:39:55,446 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:39:55,446 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:39:55,455 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:55" (1/1) ... [2023-11-21 18:39:55,562 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:55" (1/1) ... [2023-11-21 18:39:55,663 INFO L138 Inliner]: procedures = 570, calls = 556, calls flagged for inlining = 24, calls inlined = 22, statements flattened = 1877 [2023-11-21 18:39:55,663 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:39:55,664 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:39:55,664 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:39:55,665 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:39:55,674 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:55" (1/1) ... [2023-11-21 18:39:55,675 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:55" (1/1) ... [2023-11-21 18:39:55,686 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:55" (1/1) ... [2023-11-21 18:39:55,687 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:55" (1/1) ... [2023-11-21 18:39:55,760 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:55" (1/1) ... [2023-11-21 18:39:55,774 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:55" (1/1) ... [2023-11-21 18:39:55,800 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:55" (1/1) ... [2023-11-21 18:39:55,827 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:55" (1/1) ... [2023-11-21 18:39:55,861 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:39:55,867 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:39:55,867 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:39:55,868 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:39:55,869 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:55" (1/1) ... [2023-11-21 18:39:55,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:39:55,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4e4776d-b27d-4273-a3eb-2faf421ff794/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:39:55,903 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4e4776d-b27d-4273-a3eb-2faf421ff794/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:39:56,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4e4776d-b27d-4273-a3eb-2faf421ff794/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:39:56,029 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2023-11-21 18:39:56,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:39:56,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-21 18:39:56,030 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-21 18:39:56,030 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-21 18:39:56,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-21 18:39:56,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:39:56,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:39:56,031 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-21 18:39:56,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:39:56,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:39:56,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:39:56,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:39:56,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-21 18:39:56,032 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-21 18:39:56,033 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-21 18:39:56,033 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-21 18:39:56,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-21 18:39:56,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-21 18:39:56,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 18:39:56,058 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 18:39:56,058 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:39:56,059 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:39:56,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:39:56,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:39:56,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 18:39:56,059 INFO L130 BoogieDeclarations]: Found specification of procedure bb_show_usage [2023-11-21 18:39:56,059 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_show_usage [2023-11-21 18:39:56,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:39:56,060 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-21 18:39:56,060 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-21 18:39:56,060 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-21 18:39:56,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:39:56,614 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:39:56,617 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:39:58,844 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:39:59,562 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:39:59,562 INFO L308 CfgBuilder]: Removed 33 assume(true) statements. [2023-11-21 18:39:59,564 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:39:59 BoogieIcfgContainer [2023-11-21 18:39:59,565 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:39:59,567 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:39:59,567 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:39:59,578 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:39:59,578 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:39:59" (1/1) ... [2023-11-21 18:39:59,589 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:39:59,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:59,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 403 states and 553 transitions. [2023-11-21 18:39:59,695 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 553 transitions. [2023-11-21 18:39:59,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:39:59,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:59,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:59,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:00,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:00,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:00,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 405 states and 556 transitions. [2023-11-21 18:40:00,436 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 556 transitions. [2023-11-21 18:40:00,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:40:00,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:00,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:00,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:00,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:00,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:00,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 406 states and 557 transitions. [2023-11-21 18:40:00,691 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 557 transitions. [2023-11-21 18:40:00,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:40:00,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:00,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:00,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:00,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:01,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:01,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 408 states and 560 transitions. [2023-11-21 18:40:01,010 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 560 transitions. [2023-11-21 18:40:01,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:40:01,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:01,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:01,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:01,255 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:40:01,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:01,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 407 states and 559 transitions. [2023-11-21 18:40:01,347 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 559 transitions. [2023-11-21 18:40:01,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:40:01,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:01,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:01,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:01,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:01,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:01,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 408 states and 560 transitions. [2023-11-21 18:40:01,620 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 560 transitions. [2023-11-21 18:40:01,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:40:01,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:01,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:01,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:01,862 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:02,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:02,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 407 states and 559 transitions. [2023-11-21 18:40:02,033 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 559 transitions. [2023-11-21 18:40:02,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:40:02,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:02,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:02,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:02,268 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:40:02,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:02,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 406 states and 558 transitions. [2023-11-21 18:40:02,314 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 558 transitions. [2023-11-21 18:40:02,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:40:02,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:02,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:02,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:02,567 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:02,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:02,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 409 states and 561 transitions. [2023-11-21 18:40:02,797 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 561 transitions. [2023-11-21 18:40:02,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:40:02,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:02,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:02,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:03,065 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:03,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:03,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 412 states and 564 transitions. [2023-11-21 18:40:03,234 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 564 transitions. [2023-11-21 18:40:03,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:40:03,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:03,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:03,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:03,544 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:03,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:03,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 415 states and 567 transitions. [2023-11-21 18:40:03,730 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 567 transitions. [2023-11-21 18:40:03,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:40:03,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:03,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:03,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:04,037 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:04,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:04,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 418 states and 570 transitions. [2023-11-21 18:40:04,235 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 570 transitions. [2023-11-21 18:40:04,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:40:04,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:04,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:04,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:04,592 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:04,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:04,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 421 states and 573 transitions. [2023-11-21 18:40:04,806 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 573 transitions. [2023-11-21 18:40:04,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:40:04,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:04,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:04,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:05,198 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:05,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:05,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 424 states and 576 transitions. [2023-11-21 18:40:05,449 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 576 transitions. [2023-11-21 18:40:05,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:40:05,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:05,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:05,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:05,908 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:06,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:06,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 427 states and 579 transitions. [2023-11-21 18:40:06,153 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 579 transitions. [2023-11-21 18:40:06,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:40:06,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:06,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:06,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:06,673 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:06,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:06,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 430 states and 581 transitions. [2023-11-21 18:40:06,850 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 581 transitions. [2023-11-21 18:40:06,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:40:06,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:06,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:06,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:07,306 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:40:07,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:07,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 429 states and 580 transitions. [2023-11-21 18:40:07,509 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 580 transitions. [2023-11-21 18:40:07,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:40:07,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:07,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:07,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:07,773 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:40:07,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:07,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 428 states and 579 transitions. [2023-11-21 18:40:07,802 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 579 transitions. [2023-11-21 18:40:07,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:40:07,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:07,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:07,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:08,006 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:40:08,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:08,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 427 states and 578 transitions. [2023-11-21 18:40:08,141 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 578 transitions. [2023-11-21 18:40:08,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:40:08,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:08,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:08,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:08,393 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:40:08,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:08,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 429 states and 581 transitions. [2023-11-21 18:40:08,470 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 581 transitions. [2023-11-21 18:40:08,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:40:08,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:08,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:08,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:08,733 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:40:08,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:08,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 432 states and 585 transitions. [2023-11-21 18:40:08,803 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 585 transitions. [2023-11-21 18:40:08,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:40:08,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:08,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:08,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:09,007 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:40:09,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:09,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 433 states and 586 transitions. [2023-11-21 18:40:09,028 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 586 transitions. [2023-11-21 18:40:09,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:40:09,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:09,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:09,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:09,222 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:40:09,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:09,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 434 states and 587 transitions. [2023-11-21 18:40:09,244 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 587 transitions. [2023-11-21 18:40:09,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:40:09,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:09,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:09,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:09,574 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:40:09,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:09,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 436 states and 590 transitions. [2023-11-21 18:40:09,735 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 590 transitions. [2023-11-21 18:40:09,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:40:09,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:09,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:09,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:10,030 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-21 18:40:10,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:10,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 442 states and 601 transitions. [2023-11-21 18:40:10,462 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 601 transitions. [2023-11-21 18:40:10,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:40:10,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:10,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:10,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:10,692 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-21 18:40:10,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:10,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 441 states and 600 transitions. [2023-11-21 18:40:10,955 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 600 transitions. [2023-11-21 18:40:10,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:40:10,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:10,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:11,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:11,187 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-21 18:40:11,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:11,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 442 states and 601 transitions. [2023-11-21 18:40:11,212 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 601 transitions. [2023-11-21 18:40:11,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:40:11,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:11,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:11,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:11,477 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:40:11,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:11,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 445 states and 606 transitions. [2023-11-21 18:40:11,657 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 606 transitions. [2023-11-21 18:40:11,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:40:11,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:11,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:11,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:11,988 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-21 18:40:12,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:12,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 444 states and 605 transitions. [2023-11-21 18:40:12,367 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 605 transitions. [2023-11-21 18:40:12,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:40:12,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:12,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:12,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:12,676 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:40:12,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:12,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 448 states and 610 transitions. [2023-11-21 18:40:12,988 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 610 transitions. [2023-11-21 18:40:12,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:40:12,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:12,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:13,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:13,209 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-21 18:40:13,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:13,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 450 states and 613 transitions. [2023-11-21 18:40:13,740 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 613 transitions. [2023-11-21 18:40:13,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:40:13,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:13,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:13,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:14,047 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:40:14,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:14,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 454 states and 618 transitions. [2023-11-21 18:40:14,155 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 618 transitions. [2023-11-21 18:40:14,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:40:14,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:14,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:14,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:14,437 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-21 18:40:14,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:14,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 456 states and 619 transitions. [2023-11-21 18:40:14,731 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 619 transitions. [2023-11-21 18:40:14,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:40:14,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:14,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:14,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:15,087 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-11-21 18:40:15,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:15,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 455 states and 618 transitions. [2023-11-21 18:40:15,594 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 618 transitions. [2023-11-21 18:40:15,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:40:15,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:15,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:15,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:15,941 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-21 18:40:16,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:16,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 456 states and 619 transitions. [2023-11-21 18:40:16,258 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 619 transitions. [2023-11-21 18:40:16,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:40:16,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:16,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:16,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:16,737 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:40:16,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:16,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 457 states and 620 transitions. [2023-11-21 18:40:16,839 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 620 transitions. [2023-11-21 18:40:16,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:40:16,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:16,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:16,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:17,221 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:40:17,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:17,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 461 states and 625 transitions. [2023-11-21 18:40:17,447 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 625 transitions. [2023-11-21 18:40:17,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:40:17,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:17,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:17,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:17,714 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:40:17,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:17,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 462 states and 626 transitions. [2023-11-21 18:40:17,735 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 626 transitions. [2023-11-21 18:40:17,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:40:17,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:17,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:17,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:18,034 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-21 18:40:18,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:18,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 463 states and 627 transitions. [2023-11-21 18:40:18,308 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 627 transitions. [2023-11-21 18:40:18,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:40:18,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:18,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:18,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:18,522 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:40:18,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:18,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 466 states and 631 transitions. [2023-11-21 18:40:18,815 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 631 transitions. [2023-11-21 18:40:18,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:40:18,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:18,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:18,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:19,183 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:40:19,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:19,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 470 states and 636 transitions. [2023-11-21 18:40:19,418 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 636 transitions. [2023-11-21 18:40:19,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:40:19,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:19,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:19,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:19,614 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:40:19,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:19,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 471 states and 637 transitions. [2023-11-21 18:40:19,636 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 637 transitions. [2023-11-21 18:40:19,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:40:19,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:19,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:19,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:20,024 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-21 18:40:21,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:21,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 480 states and 652 transitions. [2023-11-21 18:40:21,783 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 652 transitions. [2023-11-21 18:40:21,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:40:21,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:21,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:21,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:21,992 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:40:22,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:22,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 482 states and 655 transitions. [2023-11-21 18:40:22,009 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 655 transitions. [2023-11-21 18:40:22,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:40:22,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:22,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:22,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:22,387 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-21 18:40:24,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:24,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 492 states and 670 transitions. [2023-11-21 18:40:24,320 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 670 transitions. [2023-11-21 18:40:24,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:40:24,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:24,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:24,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:24,919 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:40:32,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:32,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 538 states and 736 transitions. [2023-11-21 18:40:32,128 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 736 transitions. [2023-11-21 18:40:32,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:40:32,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:32,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:32,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:32,696 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:40:33,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:33,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 542 states and 742 transitions. [2023-11-21 18:40:33,093 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 742 transitions. [2023-11-21 18:40:33,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:40:33,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:33,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:33,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:33,387 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-21 18:40:33,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:33,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 544 states and 743 transitions. [2023-11-21 18:40:33,937 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 743 transitions. [2023-11-21 18:40:33,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:40:33,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:33,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:34,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:34,146 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-21 18:40:34,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:34,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 545 states and 743 transitions. [2023-11-21 18:40:34,168 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 743 transitions. [2023-11-21 18:40:34,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:40:34,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:34,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:34,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat