./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/expand-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_d9dda27e-f85f-4081-8876-5a5fdbe6c5a1/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9dda27e-f85f-4081-8876-5a5fdbe6c5a1/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_d9dda27e-f85f-4081-8876-5a5fdbe6c5a1/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9dda27e-f85f-4081-8876-5a5fdbe6c5a1/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/expand-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9dda27e-f85f-4081-8876-5a5fdbe6c5a1/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_d9dda27e-f85f-4081-8876-5a5fdbe6c5a1/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 aa9575a9d6782b3f681109b33c8859a1aefcf9cb32eb5af53f59cc43db765f1e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:02:23,101 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:02:23,224 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9dda27e-f85f-4081-8876-5a5fdbe6c5a1/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 20:02:23,232 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:02:23,233 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:02:23,280 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:02:23,282 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:02:23,282 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:02:23,283 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:02:23,288 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:02:23,289 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:02:23,289 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:02:23,289 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:02:23,291 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:02:23,292 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:02:23,292 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:02:23,292 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:02:23,293 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:02:23,293 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:02:23,294 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:02:23,294 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:02:23,295 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:02:23,296 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:02:23,296 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:02:23,297 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:02:23,297 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:02:23,297 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:02:23,298 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:02:23,298 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:02:23,299 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:02:23,300 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:02:23,300 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:02:23,301 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_d9dda27e-f85f-4081-8876-5a5fdbe6c5a1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9dda27e-f85f-4081-8876-5a5fdbe6c5a1/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa9575a9d6782b3f681109b33c8859a1aefcf9cb32eb5af53f59cc43db765f1e [2023-11-23 20:02:23,575 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:02:23,596 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:02:23,599 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:02:23,600 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:02:23,601 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:02:23,602 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9dda27e-f85f-4081-8876-5a5fdbe6c5a1/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2023-11-23 20:02:26,748 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:02:27,331 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:02:27,332 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9dda27e-f85f-4081-8876-5a5fdbe6c5a1/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2023-11-23 20:02:27,366 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9dda27e-f85f-4081-8876-5a5fdbe6c5a1/bin/ukojak-verify-1t5iHCbJaC/data/c9da466e2/367be193f221483aa24d5e95f70f9005/FLAGf57cacbe0 [2023-11-23 20:02:27,392 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9dda27e-f85f-4081-8876-5a5fdbe6c5a1/bin/ukojak-verify-1t5iHCbJaC/data/c9da466e2/367be193f221483aa24d5e95f70f9005 [2023-11-23 20:02:27,397 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:02:27,400 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:02:27,404 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:02:27,404 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:02:27,409 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:02:27,412 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:02:27" (1/1) ... [2023-11-23 20:02:27,413 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f16acb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:27, skipping insertion in model container [2023-11-23 20:02:27,414 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:02:27" (1/1) ... [2023-11-23 20:02:27,530 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:02:29,405 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:02:29,454 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:02:29,768 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:02:29,945 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:29,945 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:29,946 WARN L675 CHandler]: The function ferror is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:29,946 WARN L675 CHandler]: The function fopen is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:29,946 WARN L675 CHandler]: The function clearerr is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:29,946 WARN L675 CHandler]: The function strstr is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:29,946 WARN L675 CHandler]: The function fclose is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:29,947 WARN L675 CHandler]: The function putchar is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:29,947 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:29,947 WARN L675 CHandler]: The function fputs is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:29,947 WARN L675 CHandler]: The function strcspn is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:29,947 WARN L675 CHandler]: The function fgetc is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:29,956 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:02:29,957 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:29 WrapperNode [2023-11-23 20:02:29,957 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:02:29,958 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:02:29,959 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:02:29,959 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:02:29,967 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:29" (1/1) ... [2023-11-23 20:02:30,051 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:29" (1/1) ... [2023-11-23 20:02:30,228 INFO L138 Inliner]: procedures = 591, calls = 644, calls flagged for inlining = 37, calls inlined = 36, statements flattened = 2519 [2023-11-23 20:02:30,229 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:02:30,230 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:02:30,230 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:02:30,230 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:02:30,241 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:29" (1/1) ... [2023-11-23 20:02:30,241 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:29" (1/1) ... [2023-11-23 20:02:30,263 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:29" (1/1) ... [2023-11-23 20:02:30,263 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:29" (1/1) ... [2023-11-23 20:02:30,337 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:29" (1/1) ... [2023-11-23 20:02:30,379 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:29" (1/1) ... [2023-11-23 20:02:30,406 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:29" (1/1) ... [2023-11-23 20:02:30,430 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:29" (1/1) ... [2023-11-23 20:02:30,458 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:02:30,459 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:02:30,459 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:02:30,460 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:02:30,461 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:29" (1/1) ... [2023-11-23 20:02:30,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:02:30,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9dda27e-f85f-4081-8876-5a5fdbe6c5a1/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:02:30,494 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9dda27e-f85f-4081-8876-5a5fdbe6c5a1/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:02:30,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9dda27e-f85f-4081-8876-5a5fdbe6c5a1/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:02:30,539 INFO L130 BoogieDeclarations]: Found specification of procedure getopt32 [2023-11-23 20:02:30,539 INFO L138 BoogieDeclarations]: Found implementation of procedure getopt32 [2023-11-23 20:02:30,539 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2023-11-23 20:02:30,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc [2023-11-23 20:02:30,540 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc [2023-11-23 20:02:30,540 INFO L130 BoogieDeclarations]: Found specification of procedure xrealloc [2023-11-23 20:02:30,540 INFO L138 BoogieDeclarations]: Found implementation of procedure xrealloc [2023-11-23 20:02:30,540 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-23 20:02:30,540 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2023-11-23 20:02:30,540 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:02:30,540 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr [2023-11-23 20:02:30,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 20:02:30,543 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-23 20:02:30,543 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-23 20:02:30,543 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2023-11-23 20:02:30,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 20:02:30,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:02:30,544 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:02:30,544 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2023-11-23 20:02:30,544 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-23 20:02:30,544 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:02:30,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:02:30,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:02:30,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:02:30,545 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-23 20:02:30,546 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-23 20:02:30,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-23 20:02:30,546 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-23 20:02:30,546 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-23 20:02:30,546 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-23 20:02:30,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 20:02:30,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 20:02:30,548 INFO L130 BoogieDeclarations]: Found specification of procedure bb_simple_perror_msg [2023-11-23 20:02:30,548 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_simple_perror_msg [2023-11-23 20:02:30,548 INFO L130 BoogieDeclarations]: Found specification of procedure bb_perror_msg_and_die [2023-11-23 20:02:30,548 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_perror_msg_and_die [2023-11-23 20:02:30,548 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2023-11-23 20:02:30,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 20:02:30,549 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 20:02:30,549 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:02:30,549 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:02:30,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:02:30,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:02:30,549 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2023-11-23 20:02:30,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:02:30,549 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2023-11-23 20:02:30,550 INFO L130 BoogieDeclarations]: Found specification of procedure xatou_range [2023-11-23 20:02:30,550 INFO L138 BoogieDeclarations]: Found implementation of procedure xatou_range [2023-11-23 20:02:30,550 INFO L130 BoogieDeclarations]: Found specification of procedure unicode_strwidth [2023-11-23 20:02:30,550 INFO L138 BoogieDeclarations]: Found implementation of procedure unicode_strwidth [2023-11-23 20:02:30,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:02:30,550 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc_fgets [2023-11-23 20:02:30,550 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc_fgets [2023-11-23 20:02:30,550 INFO L130 BoogieDeclarations]: Found specification of procedure strcspn [2023-11-23 20:02:30,551 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-23 20:02:30,551 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-23 20:02:30,551 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-23 20:02:30,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:02:31,163 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:02:31,166 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:02:33,260 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:02:34,219 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:02:34,220 INFO L309 CfgBuilder]: Removed 45 assume(true) statements. [2023-11-23 20:02:34,222 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:02:34 BoogieIcfgContainer [2023-11-23 20:02:34,222 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:02:34,224 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:02:34,224 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:02:34,235 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:02:34,235 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:02:34" (1/1) ... [2023-11-23 20:02:34,246 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:02:34,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:34,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 568 states and 814 transitions. [2023-11-23 20:02:34,359 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 814 transitions. [2023-11-23 20:02:34,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:02:34,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:34,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:34,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:35,033 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 20:02:35,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:35,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 570 states and 817 transitions. [2023-11-23 20:02:35,155 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 817 transitions. [2023-11-23 20:02:35,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:02:35,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:35,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:35,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:35,488 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 20:02:35,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:35,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 571 states and 818 transitions. [2023-11-23 20:02:35,521 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 818 transitions. [2023-11-23 20:02:35,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:02:35,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:35,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:35,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:35,805 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 20:02:35,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:35,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 573 states and 821 transitions. [2023-11-23 20:02:35,860 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 821 transitions. [2023-11-23 20:02:35,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:02:35,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:35,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:35,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:36,008 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 20:02:36,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:36,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 572 states and 820 transitions. [2023-11-23 20:02:36,091 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 820 transitions. [2023-11-23 20:02:36,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:02:36,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:36,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:36,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:36,333 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 20:02:36,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:36,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 573 states and 821 transitions. [2023-11-23 20:02:36,411 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 821 transitions. [2023-11-23 20:02:36,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:02:36,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:36,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:36,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:36,598 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 20:02:36,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:36,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 572 states and 820 transitions. [2023-11-23 20:02:36,752 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 820 transitions. [2023-11-23 20:02:36,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:02:36,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:36,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:36,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:36,968 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 20:02:37,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:37,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 571 states and 819 transitions. [2023-11-23 20:02:37,014 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 819 transitions. [2023-11-23 20:02:37,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:02:37,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:37,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:37,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:37,318 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 20:02:37,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:37,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 574 states and 822 transitions. [2023-11-23 20:02:37,522 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 822 transitions. [2023-11-23 20:02:37,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:02:37,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:37,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:37,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:37,776 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 20:02:37,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:37,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 577 states and 825 transitions. [2023-11-23 20:02:37,944 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 825 transitions. [2023-11-23 20:02:37,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:02:37,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:37,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:38,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:38,268 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 20:02:38,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:38,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 580 states and 828 transitions. [2023-11-23 20:02:38,468 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 828 transitions. [2023-11-23 20:02:38,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:02:38,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:38,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:38,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:38,795 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 20:02:38,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:38,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 583 states and 831 transitions. [2023-11-23 20:02:38,997 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 831 transitions. [2023-11-23 20:02:38,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:02:38,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:38,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:39,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:39,403 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 20:02:39,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:39,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 586 states and 834 transitions. [2023-11-23 20:02:39,642 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 834 transitions. [2023-11-23 20:02:39,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:02:39,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:39,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:39,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:40,065 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 20:02:40,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:40,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 589 states and 837 transitions. [2023-11-23 20:02:40,325 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 837 transitions. [2023-11-23 20:02:40,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:02:40,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:40,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:40,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:40,758 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 20:02:40,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:41,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 592 states and 840 transitions. [2023-11-23 20:02:41,003 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 840 transitions. [2023-11-23 20:02:41,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:02:41,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:41,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:41,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:41,472 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 20:02:41,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:41,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 595 states and 842 transitions. [2023-11-23 20:02:41,643 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 842 transitions. [2023-11-23 20:02:41,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:02:41,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:41,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:41,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:42,115 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 20:02:42,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:42,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 594 states and 841 transitions. [2023-11-23 20:02:42,334 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 841 transitions. [2023-11-23 20:02:42,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:02:42,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:42,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:42,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:42,564 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 20:02:42,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:42,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 593 states and 840 transitions. [2023-11-23 20:02:42,597 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 840 transitions. [2023-11-23 20:02:42,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:02:42,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:42,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:42,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:42,787 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 20:02:42,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:42,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 592 states and 839 transitions. [2023-11-23 20:02:42,929 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 839 transitions. [2023-11-23 20:02:42,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:02:42,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:42,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:43,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:43,141 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 20:02:43,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:43,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 594 states and 842 transitions. [2023-11-23 20:02:43,234 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 842 transitions. [2023-11-23 20:02:43,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:02:43,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:43,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:43,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:43,476 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 20:02:43,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:43,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 595 states and 843 transitions. [2023-11-23 20:02:43,503 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 843 transitions. [2023-11-23 20:02:43,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:02:43,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:43,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:43,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:43,777 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 20:02:43,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:43,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 598 states and 847 transitions. [2023-11-23 20:02:43,845 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 847 transitions. [2023-11-23 20:02:43,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:02:43,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:43,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:43,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:44,085 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 20:02:44,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:44,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 600 states and 850 transitions. [2023-11-23 20:02:44,239 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 850 transitions. [2023-11-23 20:02:44,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:02:44,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:44,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:44,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:44,533 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 20:02:45,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:45,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 606 states and 861 transitions. [2023-11-23 20:02:45,017 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 861 transitions. [2023-11-23 20:02:45,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:02:45,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:45,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:45,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:45,331 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 20:02:45,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:45,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 607 states and 862 transitions. [2023-11-23 20:02:45,362 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 862 transitions. [2023-11-23 20:02:45,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:02:45,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:45,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:45,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:45,640 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 20:02:45,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:45,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 606 states and 861 transitions. [2023-11-23 20:02:45,929 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 861 transitions. [2023-11-23 20:02:45,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:02:45,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:45,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:46,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:46,117 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 20:02:46,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:46,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 607 states and 862 transitions. [2023-11-23 20:02:46,162 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 862 transitions. [2023-11-23 20:02:46,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:02:46,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:46,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:46,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:46,362 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 20:02:46,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:46,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 609 states and 865 transitions. [2023-11-23 20:02:46,789 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 865 transitions. [2023-11-23 20:02:46,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:02:46,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:46,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:46,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:47,127 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 20:02:47,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:47,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 611 states and 869 transitions. [2023-11-23 20:02:47,639 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 869 transitions. [2023-11-23 20:02:47,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:02:47,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:47,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:47,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:47,967 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 20:02:48,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:48,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 614 states and 874 transitions. [2023-11-23 20:02:48,168 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 874 transitions. [2023-11-23 20:02:48,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:02:48,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:48,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:48,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:48,475 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:02:48,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:48,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 618 states and 879 transitions. [2023-11-23 20:02:48,784 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 879 transitions. [2023-11-23 20:02:48,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:02:48,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:48,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:48,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:49,019 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-23 20:02:49,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:49,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 620 states and 880 transitions. [2023-11-23 20:02:49,312 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 880 transitions. [2023-11-23 20:02:49,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:02:49,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:49,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:49,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:49,579 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-23 20:02:49,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:49,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 621 states and 881 transitions. [2023-11-23 20:02:49,899 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 881 transitions. [2023-11-23 20:02:49,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:02:49,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:49,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:49,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:50,227 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 20:02:50,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:50,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 625 states and 886 transitions. [2023-11-23 20:02:50,381 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 886 transitions. [2023-11-23 20:02:50,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:02:50,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:50,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:50,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:50,813 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-11-23 20:02:51,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:51,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 624 states and 885 transitions. [2023-11-23 20:02:51,303 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 885 transitions. [2023-11-23 20:02:51,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:02:51,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:51,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:51,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:51,648 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 20:02:51,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:51,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 625 states and 886 transitions. [2023-11-23 20:02:51,747 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 886 transitions. [2023-11-23 20:02:51,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:02:51,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:51,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:51,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:52,105 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:02:52,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:52,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 629 states and 891 transitions. [2023-11-23 20:02:52,342 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 891 transitions. [2023-11-23 20:02:52,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:02:52,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:52,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:52,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:52,626 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 20:02:52,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:52,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 630 states and 892 transitions. [2023-11-23 20:02:52,650 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 892 transitions. [2023-11-23 20:02:52,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:02:52,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:52,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:52,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:52,955 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-23 20:02:53,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:53,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 631 states and 893 transitions. [2023-11-23 20:02:53,258 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 893 transitions. [2023-11-23 20:02:53,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:02:53,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:53,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:53,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:53,558 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 20:02:53,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:53,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 634 states and 897 transitions. [2023-11-23 20:02:53,858 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 897 transitions. [2023-11-23 20:02:53,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:02:53,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:53,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:53,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:54,259 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:02:54,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:54,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 638 states and 902 transitions. [2023-11-23 20:02:54,556 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 902 transitions. [2023-11-23 20:02:54,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:02:54,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:54,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:54,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:54,755 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2023-11-23 20:02:55,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:55,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 635 states and 897 transitions. [2023-11-23 20:02:55,078 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 897 transitions. [2023-11-23 20:02:55,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:02:55,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:55,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:55,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:55,464 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-23 20:02:57,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:57,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 644 states and 912 transitions. [2023-11-23 20:02:57,303 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 912 transitions. [2023-11-23 20:02:57,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:02:57,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:57,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:57,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:57,531 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 20:02:57,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:57,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 645 states and 913 transitions. [2023-11-23 20:02:57,557 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 913 transitions. [2023-11-23 20:02:57,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:02:57,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:57,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:57,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:57,875 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-23 20:02:59,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:59,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 655 states and 928 transitions. [2023-11-23 20:02:59,889 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 928 transitions. [2023-11-23 20:02:59,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:02:59,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:59,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:59,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:00,117 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 20:03:00,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:00,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 657 states and 931 transitions. [2023-11-23 20:03:00,133 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 931 transitions. [2023-11-23 20:03:00,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-23 20:03:00,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:00,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:00,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:00,731 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 20:03:07,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:07,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 706 states and 1003 transitions. [2023-11-23 20:03:07,971 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1003 transitions. [2023-11-23 20:03:07,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-23 20:03:07,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:07,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:08,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:08,418 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-23 20:03:08,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:08,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 670 states and 963 transitions. [2023-11-23 20:03:08,938 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 963 transitions. [2023-11-23 20:03:08,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-23 20:03:08,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:08,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:09,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:09,724 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked.