./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/fold-1.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_3ae4a493-9699-4b47-90fa-fec723d09be2/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ae4a493-9699-4b47-90fa-fec723d09be2/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_3ae4a493-9699-4b47-90fa-fec723d09be2/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ae4a493-9699-4b47-90fa-fec723d09be2/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/fold-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ae4a493-9699-4b47-90fa-fec723d09be2/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_3ae4a493-9699-4b47-90fa-fec723d09be2/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 201f380b05f2f2592e2e623b47b2e89fa8ae6bbfe4280f276a262761079e1716 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:18:35,074 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:18:35,152 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ae4a493-9699-4b47-90fa-fec723d09be2/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 20:18:35,158 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:18:35,161 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:18:35,200 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:18:35,201 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:18:35,201 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:18:35,203 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:18:35,208 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:18:35,209 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:18:35,210 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:18:35,211 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:18:35,213 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:18:35,213 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:18:35,214 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:18:35,214 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:18:35,215 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:18:35,215 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:18:35,216 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:18:35,216 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:18:35,217 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:18:35,218 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:18:35,218 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:18:35,219 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:18:35,219 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:18:35,219 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:18:35,220 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:18:35,220 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:18:35,221 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:18:35,222 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:18:35,222 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:18:35,223 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_3ae4a493-9699-4b47-90fa-fec723d09be2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ae4a493-9699-4b47-90fa-fec723d09be2/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 201f380b05f2f2592e2e623b47b2e89fa8ae6bbfe4280f276a262761079e1716 [2023-11-23 20:18:35,532 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:18:35,566 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:18:35,569 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:18:35,570 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:18:35,571 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:18:35,572 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ae4a493-9699-4b47-90fa-fec723d09be2/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/busybox-1.22.0/fold-1.i [2023-11-23 20:18:38,731 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:18:39,282 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:18:39,283 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ae4a493-9699-4b47-90fa-fec723d09be2/sv-benchmarks/c/busybox-1.22.0/fold-1.i [2023-11-23 20:18:39,330 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ae4a493-9699-4b47-90fa-fec723d09be2/bin/ukojak-verify-1t5iHCbJaC/data/127359c62/79377ec506f94f11b0d7f5b7cc36f659/FLAG80a194a53 [2023-11-23 20:18:39,348 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ae4a493-9699-4b47-90fa-fec723d09be2/bin/ukojak-verify-1t5iHCbJaC/data/127359c62/79377ec506f94f11b0d7f5b7cc36f659 [2023-11-23 20:18:39,353 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:18:39,354 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:18:39,360 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:18:39,360 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:18:39,365 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:18:39,368 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:18:39" (1/1) ... [2023-11-23 20:18:39,369 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f21ba6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:39, skipping insertion in model container [2023-11-23 20:18:39,371 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:18:39" (1/1) ... [2023-11-23 20:18:39,463 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:18:41,156 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:18:41,198 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:18:41,392 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:18:41,642 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:18:41,642 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:18:41,642 WARN L675 CHandler]: The function fopen is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:18:41,643 WARN L675 CHandler]: The function ferror is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:18:41,643 WARN L675 CHandler]: The function strstr is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:18:41,643 WARN L675 CHandler]: The function fclose is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:18:41,643 WARN L675 CHandler]: The function putchar is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:18:41,644 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:18:41,644 WARN L675 CHandler]: The function fwrite is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:18:41,644 WARN L675 CHandler]: The function fgetc is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:18:41,653 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:18:41,654 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:41 WrapperNode [2023-11-23 20:18:41,654 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:18:41,655 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:18:41,656 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:18:41,657 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:18:41,665 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:41" (1/1) ... [2023-11-23 20:18:41,734 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:41" (1/1) ... [2023-11-23 20:18:41,819 INFO L138 Inliner]: procedures = 581, calls = 481, calls flagged for inlining = 28, calls inlined = 26, statements flattened = 1821 [2023-11-23 20:18:41,820 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:18:41,820 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:18:41,821 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:18:41,821 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:18:41,831 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:41" (1/1) ... [2023-11-23 20:18:41,831 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:41" (1/1) ... [2023-11-23 20:18:41,851 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:41" (1/1) ... [2023-11-23 20:18:41,864 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:41" (1/1) ... [2023-11-23 20:18:41,987 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:41" (1/1) ... [2023-11-23 20:18:42,006 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:41" (1/1) ... [2023-11-23 20:18:42,021 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:41" (1/1) ... [2023-11-23 20:18:42,033 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:41" (1/1) ... [2023-11-23 20:18:42,056 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:18:42,057 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:18:42,057 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:18:42,058 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:18:42,059 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:41" (1/1) ... [2023-11-23 20:18:42,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:18:42,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ae4a493-9699-4b47-90fa-fec723d09be2/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:18:42,093 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ae4a493-9699-4b47-90fa-fec723d09be2/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:18:42,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ae4a493-9699-4b47-90fa-fec723d09be2/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:18:42,132 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2023-11-23 20:18:42,133 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc [2023-11-23 20:18:42,133 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc [2023-11-23 20:18:42,133 INFO L130 BoogieDeclarations]: Found specification of procedure vasprintf [2023-11-23 20:18:42,133 INFO L138 BoogieDeclarations]: Found implementation of procedure vasprintf [2023-11-23 20:18:42,134 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-23 20:18:42,134 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2023-11-23 20:18:42,134 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:18:42,134 INFO L130 BoogieDeclarations]: Found specification of procedure adjust_column [2023-11-23 20:18:42,134 INFO L138 BoogieDeclarations]: Found implementation of procedure adjust_column [2023-11-23 20:18:42,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 20:18:42,135 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-23 20:18:42,135 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-23 20:18:42,135 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2023-11-23 20:18:42,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 20:18:42,135 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:18:42,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:18:42,136 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-23 20:18:42,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:18:42,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:18:42,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:18:42,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:18:42,137 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-23 20:18:42,137 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-23 20:18:42,137 INFO L130 BoogieDeclarations]: Found specification of procedure write2stdout [2023-11-23 20:18:42,137 INFO L138 BoogieDeclarations]: Found implementation of procedure write2stdout [2023-11-23 20:18:42,138 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-23 20:18:42,138 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-23 20:18:42,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 20:18:42,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 20:18:42,138 INFO L130 BoogieDeclarations]: Found specification of procedure bb_simple_perror_msg [2023-11-23 20:18:42,139 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_simple_perror_msg [2023-11-23 20:18:42,139 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2023-11-23 20:18:42,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 20:18:42,139 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 20:18:42,139 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:18:42,139 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:18:42,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:18:42,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:18:42,140 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2023-11-23 20:18:42,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:18:42,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2023-11-23 20:18:42,141 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2023-11-23 20:18:42,141 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2023-11-23 20:18:42,141 INFO L130 BoogieDeclarations]: Found specification of procedure xatou_range [2023-11-23 20:18:42,141 INFO L138 BoogieDeclarations]: Found implementation of procedure xatou_range [2023-11-23 20:18:42,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:18:42,141 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-23 20:18:42,142 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-23 20:18:42,142 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-23 20:18:42,142 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite [2023-11-23 20:18:42,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:18:42,665 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:18:42,671 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:18:44,642 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:18:45,349 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:18:45,349 INFO L309 CfgBuilder]: Removed 34 assume(true) statements. [2023-11-23 20:18:45,351 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:18:45 BoogieIcfgContainer [2023-11-23 20:18:45,351 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:18:45,352 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:18:45,352 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:18:45,362 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:18:45,363 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:18:45" (1/1) ... [2023-11-23 20:18:45,372 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:18:45,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:45,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 452 states and 637 transitions. [2023-11-23 20:18:45,442 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 637 transitions. [2023-11-23 20:18:45,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:18:45,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:45,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:45,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:45,977 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 20:18:46,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:46,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 454 states and 640 transitions. [2023-11-23 20:18:46,089 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 640 transitions. [2023-11-23 20:18:46,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:18:46,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:46,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:46,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:46,331 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 20:18:46,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:46,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 455 states and 641 transitions. [2023-11-23 20:18:46,360 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 641 transitions. [2023-11-23 20:18:46,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:18:46,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:46,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:46,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:46,619 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 20:18:46,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:46,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 457 states and 644 transitions. [2023-11-23 20:18:46,684 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 644 transitions. [2023-11-23 20:18:46,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:18:46,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:46,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:46,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:46,859 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 20:18:46,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:46,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 456 states and 643 transitions. [2023-11-23 20:18:46,967 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 643 transitions. [2023-11-23 20:18:46,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:18:46,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:46,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:47,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:47,184 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 20:18:47,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:47,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 457 states and 644 transitions. [2023-11-23 20:18:47,264 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 644 transitions. [2023-11-23 20:18:47,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:18:47,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:47,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:47,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:47,459 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 20:18:47,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:47,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 456 states and 643 transitions. [2023-11-23 20:18:47,626 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 643 transitions. [2023-11-23 20:18:47,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:18:47,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:47,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:47,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:47,786 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 20:18:47,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:47,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 455 states and 642 transitions. [2023-11-23 20:18:47,828 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 642 transitions. [2023-11-23 20:18:47,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:18:47,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:47,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:47,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:48,059 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 20:18:48,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:48,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 458 states and 645 transitions. [2023-11-23 20:18:48,324 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 645 transitions. [2023-11-23 20:18:48,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:18:48,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:48,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:48,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:48,561 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 20:18:48,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:48,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 461 states and 648 transitions. [2023-11-23 20:18:48,749 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 648 transitions. [2023-11-23 20:18:48,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:18:48,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:48,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:48,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:49,126 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 20:18:49,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:49,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 464 states and 651 transitions. [2023-11-23 20:18:49,361 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 651 transitions. [2023-11-23 20:18:49,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:18:49,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:49,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:49,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:49,701 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 20:18:49,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:49,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 467 states and 654 transitions. [2023-11-23 20:18:49,935 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 654 transitions. [2023-11-23 20:18:49,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:18:49,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:49,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:50,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:50,341 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 20:18:50,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:50,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 470 states and 657 transitions. [2023-11-23 20:18:50,608 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 657 transitions. [2023-11-23 20:18:50,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:18:50,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:50,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:50,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:51,101 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 20:18:51,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:51,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 473 states and 660 transitions. [2023-11-23 20:18:51,419 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 660 transitions. [2023-11-23 20:18:51,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:18:51,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:51,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:51,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:51,849 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 20:18:52,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:52,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 476 states and 663 transitions. [2023-11-23 20:18:52,159 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 663 transitions. [2023-11-23 20:18:52,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:18:52,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:52,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:52,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:52,689 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 20:18:52,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:52,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 479 states and 665 transitions. [2023-11-23 20:18:52,886 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 665 transitions. [2023-11-23 20:18:52,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:18:52,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:52,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:53,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:53,376 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 20:18:53,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:53,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 478 states and 664 transitions. [2023-11-23 20:18:53,638 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 664 transitions. [2023-11-23 20:18:53,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:18:53,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:53,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:53,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:53,898 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 20:18:53,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:53,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 477 states and 663 transitions. [2023-11-23 20:18:53,935 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 663 transitions. [2023-11-23 20:18:53,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:18:53,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:53,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:54,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:54,192 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 20:18:54,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:54,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 476 states and 662 transitions. [2023-11-23 20:18:54,366 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 662 transitions. [2023-11-23 20:18:54,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:18:54,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:54,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:54,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:54,622 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 20:18:54,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:54,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 477 states and 664 transitions. [2023-11-23 20:18:54,717 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 664 transitions. [2023-11-23 20:18:54,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:18:54,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:54,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:54,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:54,959 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 20:18:54,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:54,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 478 states and 665 transitions. [2023-11-23 20:18:54,988 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 665 transitions. [2023-11-23 20:18:54,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:18:54,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:54,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:55,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:55,230 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 20:18:55,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:55,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 479 states and 666 transitions. [2023-11-23 20:18:55,262 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 666 transitions. [2023-11-23 20:18:55,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:18:55,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:55,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:55,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:55,542 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 20:18:56,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:56,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 485 states and 677 transitions. [2023-11-23 20:18:56,072 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 677 transitions. [2023-11-23 20:18:56,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:18:56,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:56,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:56,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:56,364 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 20:18:56,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:56,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 487 states and 681 transitions. [2023-11-23 20:18:56,822 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 681 transitions. [2023-11-23 20:18:56,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:18:56,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:56,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:56,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:57,135 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 20:18:57,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:57,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 491 states and 687 transitions. [2023-11-23 20:18:57,243 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 687 transitions. [2023-11-23 20:18:57,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:18:57,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:57,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:57,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:57,448 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 20:18:57,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:57,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 492 states and 688 transitions. [2023-11-23 20:18:57,477 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 688 transitions. [2023-11-23 20:18:57,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:18:57,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:57,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:57,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:57,724 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 20:18:58,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:58,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 491 states and 687 transitions. [2023-11-23 20:18:58,026 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 687 transitions. [2023-11-23 20:18:58,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:18:58,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:58,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:58,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:58,285 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 20:18:58,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:58,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 492 states and 688 transitions. [2023-11-23 20:18:58,319 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 688 transitions. [2023-11-23 20:18:58,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:18:58,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:58,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:58,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:58,468 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 20:18:58,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:58,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 491 states and 687 transitions. [2023-11-23 20:18:58,495 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 687 transitions. [2023-11-23 20:18:58,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:18:58,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:58,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:58,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:58,696 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 20:18:59,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:59,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 493 states and 689 transitions. [2023-11-23 20:18:59,208 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 689 transitions. [2023-11-23 20:18:59,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:18:59,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:59,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:59,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:59,551 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 20:19:00,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:00,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 494 states and 692 transitions. [2023-11-23 20:19:00,348 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 692 transitions. [2023-11-23 20:19:00,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:19:00,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:00,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:00,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:00,494 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 20:19:00,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:00,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 493 states and 691 transitions. [2023-11-23 20:19:00,513 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 691 transitions. [2023-11-23 20:19:00,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:19:00,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:00,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:00,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:00,850 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 20:19:00,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:00,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 496 states and 695 transitions. [2023-11-23 20:19:00,962 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 695 transitions. [2023-11-23 20:19:00,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:19:00,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:00,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:01,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:01,215 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 20:19:01,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:01,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 497 states and 696 transitions. [2023-11-23 20:19:01,244 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 696 transitions. [2023-11-23 20:19:01,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:19:01,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:01,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:01,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:01,599 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 20:19:01,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:01,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 496 states and 691 transitions. [2023-11-23 20:19:01,629 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 691 transitions. [2023-11-23 20:19:01,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:19:01,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:01,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:01,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:02,061 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 20:19:02,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:02,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 500 states and 699 transitions. [2023-11-23 20:19:02,423 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 699 transitions. [2023-11-23 20:19:02,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:19:02,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:02,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:02,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:02,667 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 20:19:02,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:02,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 501 states and 699 transitions. [2023-11-23 20:19:02,862 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 699 transitions. [2023-11-23 20:19:02,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:19:02,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:02,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:02,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:03,109 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 20:19:03,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:03,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 502 states and 700 transitions. [2023-11-23 20:19:03,132 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 700 transitions. [2023-11-23 20:19:03,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:19:03,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:03,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:03,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:03,578 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:19:04,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:04,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 507 states and 708 transitions. [2023-11-23 20:19:04,021 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 708 transitions. [2023-11-23 20:19:04,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:19:04,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:04,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:04,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:04,368 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 20:19:04,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:04,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 508 states and 709 transitions. [2023-11-23 20:19:04,713 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 709 transitions. [2023-11-23 20:19:04,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:19:04,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:04,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:04,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:05,037 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 20:19:05,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:05,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 511 states and 714 transitions. [2023-11-23 20:19:05,271 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 714 transitions. [2023-11-23 20:19:05,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:19:05,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:05,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:05,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:05,671 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 20:19:06,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:06,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 515 states and 719 transitions. [2023-11-23 20:19:06,046 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 719 transitions. [2023-11-23 20:19:06,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:19:06,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:06,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:06,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:06,258 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 20:19:06,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:06,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 516 states and 721 transitions. [2023-11-23 20:19:06,556 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 721 transitions. [2023-11-23 20:19:06,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:19:06,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:06,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:06,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:06,811 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-23 20:19:07,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:07,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 517 states and 721 transitions. [2023-11-23 20:19:07,180 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 721 transitions. [2023-11-23 20:19:07,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:19:07,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:07,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:07,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:07,495 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 20:19:07,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:07,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 522 states and 727 transitions. [2023-11-23 20:19:07,520 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 727 transitions. [2023-11-23 20:19:07,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:19:07,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:07,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:07,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:07,988 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2023-11-23 20:19:08,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:08,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 523 states and 729 transitions. [2023-11-23 20:19:08,647 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 729 transitions. [2023-11-23 20:19:08,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:19:08,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:08,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:08,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:08,943 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:19:08,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:08,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 528 states and 735 transitions. [2023-11-23 20:19:08,970 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 735 transitions. [2023-11-23 20:19:08,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:19:08,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:08,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:09,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:09,342 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 20:19:09,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:09,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 529 states and 736 transitions. [2023-11-23 20:19:09,375 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 736 transitions. [2023-11-23 20:19:09,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:19:09,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:09,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:09,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:09,822 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:19:10,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:10,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 534 states and 744 transitions. [2023-11-23 20:19:10,131 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 744 transitions. [2023-11-23 20:19:10,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:19:10,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:10,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:10,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:10,563 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 20:19:10,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:10,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 538 states and 749 transitions. [2023-11-23 20:19:10,720 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 749 transitions. [2023-11-23 20:19:10,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:19:10,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:10,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:10,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:11,204 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 20:19:11,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:11,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 537 states and 748 transitions. [2023-11-23 20:19:11,737 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 748 transitions. [2023-11-23 20:19:11,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:19:11,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:11,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:11,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:12,050 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:19:12,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:12,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 538 states and 749 transitions. [2023-11-23 20:19:12,092 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 749 transitions. [2023-11-23 20:19:12,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:19:12,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:12,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:12,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:12,457 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 20:19:14,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:14,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 547 states and 765 transitions. [2023-11-23 20:19:14,270 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 765 transitions. [2023-11-23 20:19:14,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:19:14,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:14,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:14,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:14,482 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 20:19:15,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:15,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 548 states and 766 transitions. [2023-11-23 20:19:15,050 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 766 transitions. [2023-11-23 20:19:15,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:19:15,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:15,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:15,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:15,490 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 20:19:15,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:15,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 549 states and 767 transitions. [2023-11-23 20:19:15,608 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 767 transitions. [2023-11-23 20:19:15,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:19:15,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:15,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:15,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:16,003 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:19:16,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:16,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 553 states and 772 transitions. [2023-11-23 20:19:16,299 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 772 transitions. [2023-11-23 20:19:16,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:19:16,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:16,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:16,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:16,665 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 20:19:18,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:18,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 563 states and 788 transitions. [2023-11-23 20:19:18,940 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 788 transitions. [2023-11-23 20:19:18,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:19:18,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:18,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:19,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:19,272 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 20:19:19,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:19,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 564 states and 789 transitions. [2023-11-23 20:19:19,293 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 789 transitions. [2023-11-23 20:19:19,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:19:19,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:19,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms