./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/od-3.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956cd0c-6c2d-4b81-8f77-211ceb5b4a17/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956cd0c-6c2d-4b81-8f77-211ceb5b4a17/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956cd0c-6c2d-4b81-8f77-211ceb5b4a17/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956cd0c-6c2d-4b81-8f77-211ceb5b4a17/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/od-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956cd0c-6c2d-4b81-8f77-211ceb5b4a17/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956cd0c-6c2d-4b81-8f77-211ceb5b4a17/bin/ukojak-verify-1t5iHCbJaC --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 8a997af929127373cb395687e4393c920ac8d64592c7d6de23ea302f85930f8b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:04:11,774 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:04:11,854 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956cd0c-6c2d-4b81-8f77-211ceb5b4a17/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 20:04:11,862 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:04:11,863 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:04:11,894 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:04:11,895 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:04:11,896 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:04:11,897 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:04:11,898 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:04:11,899 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:04:11,900 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:04:11,901 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:04:11,902 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:04:11,903 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:04:11,903 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:04:11,904 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:04:11,905 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:04:11,906 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:04:11,907 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:04:11,907 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:04:11,909 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:04:11,910 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:04:11,910 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:04:11,911 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:04:11,912 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:04:11,913 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:04:11,914 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:04:11,914 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:04:11,915 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:04:11,916 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:04:11,916 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:04:11,917 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_f956cd0c-6c2d-4b81-8f77-211ceb5b4a17/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956cd0c-6c2d-4b81-8f77-211ceb5b4a17/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8a997af929127373cb395687e4393c920ac8d64592c7d6de23ea302f85930f8b [2023-11-23 20:04:12,262 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:04:12,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:04:12,305 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:04:12,308 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:04:12,310 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:04:12,312 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956cd0c-6c2d-4b81-8f77-211ceb5b4a17/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/busybox-1.22.0/od-3.i [2023-11-23 20:04:15,823 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:04:16,405 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:04:16,407 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956cd0c-6c2d-4b81-8f77-211ceb5b4a17/sv-benchmarks/c/busybox-1.22.0/od-3.i [2023-11-23 20:04:16,478 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956cd0c-6c2d-4b81-8f77-211ceb5b4a17/bin/ukojak-verify-1t5iHCbJaC/data/5cf57e6d8/21c8e902bfd8436d93e20189c1265ae4/FLAG880373257 [2023-11-23 20:04:16,500 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956cd0c-6c2d-4b81-8f77-211ceb5b4a17/bin/ukojak-verify-1t5iHCbJaC/data/5cf57e6d8/21c8e902bfd8436d93e20189c1265ae4 [2023-11-23 20:04:16,509 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:04:16,512 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:04:16,514 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:04:16,515 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:04:16,521 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:04:16,524 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:04:16" (1/1) ... [2023-11-23 20:04:16,526 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f971e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:16, skipping insertion in model container [2023-11-23 20:04:16,527 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:04:16" (1/1) ... [2023-11-23 20:04:16,680 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:04:19,546 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:04:19,604 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:04:19,991 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:04:20,308 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:04:20,308 WARN L675 CHandler]: The function fopen is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:04:20,308 WARN L675 CHandler]: The function fclose is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:04:20,309 WARN L675 CHandler]: The function format_address is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:04:20,309 WARN L675 CHandler]: The function fseek is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:04:20,309 WARN L675 CHandler]: The function fread is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:04:20,309 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:04:20,310 WARN L675 CHandler]: The function strtoull is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:04:20,310 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:04:20,310 WARN L675 CHandler]: The function ferror is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:04:20,310 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:04:20,310 WARN L675 CHandler]: The function setbuf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:04:20,311 WARN L675 CHandler]: The function putchar is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:04:20,311 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:04:20,311 WARN L675 CHandler]: The function fputs is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:04:20,311 WARN L675 CHandler]: The function fgetc is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:04:20,320 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:04:20,321 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:20 WrapperNode [2023-11-23 20:04:20,321 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:04:20,323 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:04:20,323 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:04:20,323 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:04:20,332 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:20" (1/1) ... [2023-11-23 20:04:20,477 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:20" (1/1) ... [2023-11-23 20:04:20,675 INFO L138 Inliner]: procedures = 692, calls = 1693, calls flagged for inlining = 56, calls inlined = 54, statements flattened = 4647 [2023-11-23 20:04:20,676 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:04:20,677 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:04:20,677 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:04:20,677 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:04:20,689 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:20" (1/1) ... [2023-11-23 20:04:20,690 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:20" (1/1) ... [2023-11-23 20:04:20,724 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:20" (1/1) ... [2023-11-23 20:04:20,724 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:20" (1/1) ... [2023-11-23 20:04:20,855 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:20" (1/1) ... [2023-11-23 20:04:20,909 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:20" (1/1) ... [2023-11-23 20:04:20,951 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:20" (1/1) ... [2023-11-23 20:04:20,979 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:20" (1/1) ... [2023-11-23 20:04:21,025 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:04:21,027 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:04:21,028 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:04:21,028 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:04:21,029 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:20" (1/1) ... [2023-11-23 20:04:21,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:04:21,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956cd0c-6c2d-4b81-8f77-211ceb5b4a17/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:04:21,074 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956cd0c-6c2d-4b81-8f77-211ceb5b4a17/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:04:21,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956cd0c-6c2d-4b81-8f77-211ceb5b4a17/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:04:21,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-23 20:04:21,127 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2023-11-23 20:04:21,127 INFO L130 BoogieDeclarations]: Found specification of procedure open_next_file [2023-11-23 20:04:21,127 INFO L138 BoogieDeclarations]: Found implementation of procedure open_next_file [2023-11-23 20:04:21,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc [2023-11-23 20:04:21,128 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc [2023-11-23 20:04:21,128 INFO L130 BoogieDeclarations]: Found specification of procedure vasprintf [2023-11-23 20:04:21,128 INFO L138 BoogieDeclarations]: Found implementation of procedure vasprintf [2023-11-23 20:04:21,130 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-23 20:04:21,131 INFO L130 BoogieDeclarations]: Found specification of procedure xrealloc [2023-11-23 20:04:21,131 INFO L138 BoogieDeclarations]: Found implementation of procedure xrealloc [2023-11-23 20:04:21,131 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-23 20:04:21,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:04:21,132 INFO L130 BoogieDeclarations]: Found specification of procedure bb_strtou [2023-11-23 20:04:21,132 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_strtou [2023-11-23 20:04:21,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2023-11-23 20:04:21,133 INFO L130 BoogieDeclarations]: Found specification of procedure setbuf [2023-11-23 20:04:21,134 INFO L130 BoogieDeclarations]: Found specification of procedure ret_ERANGE [2023-11-23 20:04:21,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ret_ERANGE [2023-11-23 20:04:21,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 20:04:21,135 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-23 20:04:21,135 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-23 20:04:21,135 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2023-11-23 20:04:21,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 20:04:21,137 INFO L130 BoogieDeclarations]: Found specification of procedure read_block [2023-11-23 20:04:21,137 INFO L138 BoogieDeclarations]: Found implementation of procedure read_block [2023-11-23 20:04:21,137 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:04:21,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:04:21,138 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2023-11-23 20:04:21,139 INFO L130 BoogieDeclarations]: Found specification of procedure format_address_std [2023-11-23 20:04:21,139 INFO L138 BoogieDeclarations]: Found implementation of procedure format_address_std [2023-11-23 20:04:21,140 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-23 20:04:21,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:04:21,141 INFO L130 BoogieDeclarations]: Found specification of procedure check_and_close [2023-11-23 20:04:21,141 INFO L138 BoogieDeclarations]: Found implementation of procedure check_and_close [2023-11-23 20:04:21,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:04:21,141 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~VOID [2023-11-23 20:04:21,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~VOID [2023-11-23 20:04:21,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:04:21,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:04:21,142 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-23 20:04:21,142 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-23 20:04:21,142 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-23 20:04:21,143 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-23 20:04:21,143 INFO L130 BoogieDeclarations]: Found specification of procedure fseek [2023-11-23 20:04:21,143 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-23 20:04:21,143 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-23 20:04:21,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 20:04:21,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 20:04:21,144 INFO L130 BoogieDeclarations]: Found specification of procedure decode_format_string [2023-11-23 20:04:21,144 INFO L138 BoogieDeclarations]: Found implementation of procedure decode_format_string [2023-11-23 20:04:21,144 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2023-11-23 20:04:21,145 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 20:04:21,145 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 20:04:21,145 INFO L130 BoogieDeclarations]: Found specification of procedure fstat [2023-11-23 20:04:21,145 INFO L138 BoogieDeclarations]: Found implementation of procedure fstat [2023-11-23 20:04:21,145 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:04:21,146 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:04:21,147 INFO L130 BoogieDeclarations]: Found specification of procedure parse_old_offset [2023-11-23 20:04:21,148 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_old_offset [2023-11-23 20:04:21,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:04:21,149 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:04:21,149 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2023-11-23 20:04:21,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:04:21,150 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2023-11-23 20:04:21,150 INFO L130 BoogieDeclarations]: Found specification of procedure get_lcm [2023-11-23 20:04:21,150 INFO L138 BoogieDeclarations]: Found implementation of procedure get_lcm [2023-11-23 20:04:21,150 INFO L130 BoogieDeclarations]: Found specification of procedure bb_ascii_isalnum [2023-11-23 20:04:21,151 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_ascii_isalnum [2023-11-23 20:04:21,151 INFO L130 BoogieDeclarations]: Found specification of procedure fread [2023-11-23 20:04:21,151 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2023-11-23 20:04:21,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:04:21,152 INFO L130 BoogieDeclarations]: Found specification of procedure xstrtoull_sfx [2023-11-23 20:04:21,152 INFO L138 BoogieDeclarations]: Found implementation of procedure xstrtoull_sfx [2023-11-23 20:04:21,152 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-11-23 20:04:21,152 INFO L130 BoogieDeclarations]: Found specification of procedure format_address_paren [2023-11-23 20:04:21,153 INFO L138 BoogieDeclarations]: Found implementation of procedure format_address_paren [2023-11-23 20:04:21,153 INFO L130 BoogieDeclarations]: Found specification of procedure xstrtou_range_sfx [2023-11-23 20:04:21,153 INFO L138 BoogieDeclarations]: Found implementation of procedure xstrtou_range_sfx [2023-11-23 20:04:21,153 INFO L130 BoogieDeclarations]: Found specification of procedure write_block [2023-11-23 20:04:21,153 INFO L138 BoogieDeclarations]: Found implementation of procedure write_block [2023-11-23 20:04:21,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real [2023-11-23 20:04:21,154 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-23 20:04:21,154 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-23 20:04:21,155 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-23 20:04:21,156 INFO L130 BoogieDeclarations]: Found specification of procedure xasprintf [2023-11-23 20:04:21,156 INFO L138 BoogieDeclarations]: Found implementation of procedure xasprintf [2023-11-23 20:04:21,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:04:21,156 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg [2023-11-23 20:04:21,157 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg [2023-11-23 20:04:22,090 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:04:22,099 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:04:27,985 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:04:29,860 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:04:29,860 INFO L309 CfgBuilder]: Removed 54 assume(true) statements. [2023-11-23 20:04:29,863 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:04:29 BoogieIcfgContainer [2023-11-23 20:04:29,863 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:04:29,866 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:04:29,867 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:04:29,880 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:04:29,880 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:04:29" (1/1) ... [2023-11-23 20:04:29,893 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:04:29,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:30,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 1137 states and 1637 transitions. [2023-11-23 20:04:30,057 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 1637 transitions. [2023-11-23 20:04:30,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:04:30,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:30,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:30,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:31,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:31,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:31,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1640 states to 1139 states and 1640 transitions. [2023-11-23 20:04:31,933 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 1640 transitions. [2023-11-23 20:04:31,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:04:31,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:31,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:32,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:32,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:32,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:32,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1641 states to 1140 states and 1641 transitions. [2023-11-23 20:04:32,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 1641 transitions. [2023-11-23 20:04:32,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:04:32,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:32,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:32,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:33,110 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:33,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:33,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 1142 states and 1644 transitions. [2023-11-23 20:04:33,209 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 1644 transitions. [2023-11-23 20:04:33,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:04:33,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:33,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:33,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:33,656 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:04:33,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:33,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 1141 states and 1643 transitions. [2023-11-23 20:04:33,798 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 1643 transitions. [2023-11-23 20:04:33,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:04:33,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:33,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:33,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:34,295 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:34,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:34,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 1142 states and 1644 transitions. [2023-11-23 20:04:34,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 1644 transitions. [2023-11-23 20:04:34,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:04:34,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:34,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:34,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:34,807 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:34,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:34,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 1141 states and 1643 transitions. [2023-11-23 20:04:34,995 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 1643 transitions. [2023-11-23 20:04:34,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:04:34,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:34,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:35,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:35,309 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:04:35,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:35,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1645 states to 1140 states and 1642 transitions. [2023-11-23 20:04:35,371 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 1642 transitions. [2023-11-23 20:04:35,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:04:35,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:35,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:35,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:35,783 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:36,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:36,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 1143 states and 1645 transitions. [2023-11-23 20:04:36,036 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 1645 transitions. [2023-11-23 20:04:36,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:04:36,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:36,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:36,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:36,547 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:36,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:36,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1651 states to 1146 states and 1648 transitions. [2023-11-23 20:04:36,786 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 1648 transitions. [2023-11-23 20:04:36,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:04:36,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:36,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:36,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:37,343 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:37,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:37,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1149 states and 1651 transitions. [2023-11-23 20:04:37,608 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 1651 transitions. [2023-11-23 20:04:37,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:04:37,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:37,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:37,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:38,305 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:38,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:38,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1657 states to 1152 states and 1654 transitions. [2023-11-23 20:04:38,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 1654 transitions. [2023-11-23 20:04:38,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:04:38,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:38,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:38,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:39,313 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:39,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:39,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1660 states to 1155 states and 1657 transitions. [2023-11-23 20:04:39,608 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 1657 transitions. [2023-11-23 20:04:39,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:04:39,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:39,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:39,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:40,393 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:40,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:40,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1663 states to 1158 states and 1660 transitions. [2023-11-23 20:04:40,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 1660 transitions. [2023-11-23 20:04:40,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:04:40,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:40,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:40,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:41,502 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:41,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:41,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1666 states to 1161 states and 1663 transitions. [2023-11-23 20:04:41,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 1663 transitions. [2023-11-23 20:04:41,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:04:41,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:41,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:41,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:42,738 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:42,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:42,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1668 states to 1164 states and 1665 transitions. [2023-11-23 20:04:42,963 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1665 transitions. [2023-11-23 20:04:42,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:04:42,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:42,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:43,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:43,900 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:04:44,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:44,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1664 states to 1163 states and 1664 transitions. [2023-11-23 20:04:44,195 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 1664 transitions. [2023-11-23 20:04:44,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:04:44,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:44,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:44,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:44,594 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:04:44,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:44,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1663 states to 1162 states and 1663 transitions. [2023-11-23 20:04:44,633 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 1663 transitions. [2023-11-23 20:04:44,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:04:44,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:44,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:44,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:44,999 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:04:45,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:45,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1662 states to 1161 states and 1662 transitions. [2023-11-23 20:04:45,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 1662 transitions. [2023-11-23 20:04:45,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:04:45,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:45,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:45,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:45,644 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:04:45,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:45,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1664 states to 1162 states and 1664 transitions. [2023-11-23 20:04:45,821 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 1664 transitions. [2023-11-23 20:04:45,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:04:45,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:45,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:45,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:46,194 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:04:46,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:46,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1665 states to 1163 states and 1665 transitions. [2023-11-23 20:04:46,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 1665 transitions. [2023-11-23 20:04:46,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:04:46,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:46,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:46,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:46,612 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:04:46,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:46,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1666 states to 1164 states and 1666 transitions. [2023-11-23 20:04:46,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1666 transitions. [2023-11-23 20:04:46,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:04:46,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:46,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:46,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:47,201 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:04:47,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:47,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1670 states to 1167 states and 1670 transitions. [2023-11-23 20:04:47,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 1670 transitions. [2023-11-23 20:04:47,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:04:47,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:47,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:47,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:47,988 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:04:48,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:48,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1671 states to 1168 states and 1671 transitions. [2023-11-23 20:04:48,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 1671 transitions. [2023-11-23 20:04:48,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:04:48,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:48,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:48,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:48,564 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-23 20:04:49,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:49,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 1174 states and 1682 transitions. [2023-11-23 20:04:49,263 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 1682 transitions. [2023-11-23 20:04:49,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:04:49,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:49,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:49,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:49,772 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:04:50,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:50,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 1176 states and 1686 transitions. [2023-11-23 20:04:50,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 1686 transitions. [2023-11-23 20:04:50,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:04:50,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:50,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:50,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:50,708 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-23 20:04:50,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:50,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1687 states to 1177 states and 1687 transitions. [2023-11-23 20:04:50,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 1687 transitions. [2023-11-23 20:04:50,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:04:50,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:50,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:50,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:51,154 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-23 20:04:51,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:51,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 1176 states and 1686 transitions. [2023-11-23 20:04:51,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 1686 transitions. [2023-11-23 20:04:51,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:04:51,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:51,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:51,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:51,952 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:04:52,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:52,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 1179 states and 1691 transitions. [2023-11-23 20:04:52,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 1691 transitions. [2023-11-23 20:04:52,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:04:52,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:52,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:52,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:52,526 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-23 20:04:53,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:53,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1693 states to 1181 states and 1693 transitions. [2023-11-23 20:04:53,030 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 1693 transitions. [2023-11-23 20:04:53,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:04:53,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:53,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:53,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:53,576 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-23 20:04:54,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:54,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1696 states to 1182 states and 1696 transitions. [2023-11-23 20:04:54,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 1696 transitions. [2023-11-23 20:04:54,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:04:54,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:54,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:54,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat