./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/od-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb66450-d2d5-4db3-921a-5c5321920826/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb66450-d2d5-4db3-921a-5c5321920826/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb66450-d2d5-4db3-921a-5c5321920826/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb66450-d2d5-4db3-921a-5c5321920826/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/od-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb66450-d2d5-4db3-921a-5c5321920826/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb66450-d2d5-4db3-921a-5c5321920826/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a603c4e0191ce80b259b362c82fa9e96be30ab5d046ca0e524dbb588b300cc8d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:46:36,588 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:46:36,672 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb66450-d2d5-4db3-921a-5c5321920826/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:46:36,677 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:46:36,678 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:46:36,706 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:46:36,707 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:46:36,707 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:46:36,708 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:46:36,709 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:46:36,710 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:46:36,710 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:46:36,711 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:46:36,712 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:46:36,712 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:46:36,713 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:46:36,714 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:46:36,714 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:46:36,715 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:46:36,715 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:46:36,716 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:46:36,717 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:46:36,718 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:46:36,718 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:46:36,719 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:46:36,720 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:46:36,720 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:46:36,721 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:46:36,722 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:46:36,722 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:46:36,723 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:46:36,723 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:46:36,724 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_adb66450-d2d5-4db3-921a-5c5321920826/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb66450-d2d5-4db3-921a-5c5321920826/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a603c4e0191ce80b259b362c82fa9e96be30ab5d046ca0e524dbb588b300cc8d [2023-11-21 18:46:36,989 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:46:37,013 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:46:37,016 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:46:37,018 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:46:37,019 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:46:37,021 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb66450-d2d5-4db3-921a-5c5321920826/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/busybox-1.22.0/od-2.i [2023-11-21 18:46:40,100 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:46:40,715 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:46:40,716 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb66450-d2d5-4db3-921a-5c5321920826/sv-benchmarks/c/busybox-1.22.0/od-2.i [2023-11-21 18:46:40,771 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb66450-d2d5-4db3-921a-5c5321920826/bin/ukojak-verify-i0I2FZA1j2/data/9158d6605/dbb656fc8f434b64ac64468e8f13a1ac/FLAG6f72bc070 [2023-11-21 18:46:40,794 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb66450-d2d5-4db3-921a-5c5321920826/bin/ukojak-verify-i0I2FZA1j2/data/9158d6605/dbb656fc8f434b64ac64468e8f13a1ac [2023-11-21 18:46:40,801 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:46:40,802 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:46:40,806 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:46:40,806 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:46:40,812 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:46:40,814 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:46:40" (1/1) ... [2023-11-21 18:46:40,816 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@505187ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:40, skipping insertion in model container [2023-11-21 18:46:40,817 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:46:40" (1/1) ... [2023-11-21 18:46:40,944 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:46:43,733 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:46:43,827 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:46:44,095 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:46:44,399 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:46:44,399 WARN L675 CHandler]: The function fopen is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:46:44,399 WARN L675 CHandler]: The function fclose is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:46:44,400 WARN L675 CHandler]: The function format_address is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:46:44,400 WARN L675 CHandler]: The function fseek is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:46:44,400 WARN L675 CHandler]: The function fread is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:46:44,400 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:46:44,400 WARN L675 CHandler]: The function strtoull is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:46:44,400 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:46:44,401 WARN L675 CHandler]: The function ferror is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:46:44,401 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:46:44,401 WARN L675 CHandler]: The function setbuf is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:46:44,401 WARN L675 CHandler]: The function putchar is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:46:44,401 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:46:44,402 WARN L675 CHandler]: The function fputs is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:46:44,402 WARN L675 CHandler]: The function fgetc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:46:44,410 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:46:44,411 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:44 WrapperNode [2023-11-21 18:46:44,411 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:46:44,412 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:46:44,413 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:46:44,413 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:46:44,421 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:44" (1/1) ... [2023-11-21 18:46:44,552 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:44" (1/1) ... [2023-11-21 18:46:44,764 INFO L138 Inliner]: procedures = 692, calls = 1684, calls flagged for inlining = 56, calls inlined = 54, statements flattened = 4646 [2023-11-21 18:46:44,765 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:46:44,766 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:46:44,766 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:46:44,766 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:46:44,776 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:44" (1/1) ... [2023-11-21 18:46:44,776 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:44" (1/1) ... [2023-11-21 18:46:44,810 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:44" (1/1) ... [2023-11-21 18:46:44,810 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:44" (1/1) ... [2023-11-21 18:46:45,007 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:44" (1/1) ... [2023-11-21 18:46:45,057 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:44" (1/1) ... [2023-11-21 18:46:45,082 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:44" (1/1) ... [2023-11-21 18:46:45,107 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:44" (1/1) ... [2023-11-21 18:46:45,144 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:46:45,146 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:46:45,147 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:46:45,147 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:46:45,148 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:44" (1/1) ... [2023-11-21 18:46:45,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:46:45,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb66450-d2d5-4db3-921a-5c5321920826/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:46:45,182 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb66450-d2d5-4db3-921a-5c5321920826/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:46:45,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb66450-d2d5-4db3-921a-5c5321920826/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:46:45,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-21 18:46:45,227 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2023-11-21 18:46:45,227 INFO L130 BoogieDeclarations]: Found specification of procedure open_next_file [2023-11-21 18:46:45,227 INFO L138 BoogieDeclarations]: Found implementation of procedure open_next_file [2023-11-21 18:46:45,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc [2023-11-21 18:46:45,227 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc [2023-11-21 18:46:45,228 INFO L130 BoogieDeclarations]: Found specification of procedure vasprintf [2023-11-21 18:46:45,228 INFO L138 BoogieDeclarations]: Found implementation of procedure vasprintf [2023-11-21 18:46:45,229 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-21 18:46:45,230 INFO L130 BoogieDeclarations]: Found specification of procedure xrealloc [2023-11-21 18:46:45,230 INFO L138 BoogieDeclarations]: Found implementation of procedure xrealloc [2023-11-21 18:46:45,230 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-21 18:46:45,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:46:45,230 INFO L130 BoogieDeclarations]: Found specification of procedure bb_strtou [2023-11-21 18:46:45,230 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_strtou [2023-11-21 18:46:45,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2023-11-21 18:46:45,231 INFO L130 BoogieDeclarations]: Found specification of procedure setbuf [2023-11-21 18:46:45,231 INFO L130 BoogieDeclarations]: Found specification of procedure ret_ERANGE [2023-11-21 18:46:45,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ret_ERANGE [2023-11-21 18:46:45,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-21 18:46:45,232 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-21 18:46:45,232 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-21 18:46:45,232 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2023-11-21 18:46:45,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-21 18:46:45,234 INFO L130 BoogieDeclarations]: Found specification of procedure read_block [2023-11-21 18:46:45,234 INFO L138 BoogieDeclarations]: Found implementation of procedure read_block [2023-11-21 18:46:45,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:46:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:46:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2023-11-21 18:46:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure format_address_std [2023-11-21 18:46:45,235 INFO L138 BoogieDeclarations]: Found implementation of procedure format_address_std [2023-11-21 18:46:45,236 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-21 18:46:45,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:46:45,236 INFO L130 BoogieDeclarations]: Found specification of procedure check_and_close [2023-11-21 18:46:45,236 INFO L138 BoogieDeclarations]: Found implementation of procedure check_and_close [2023-11-21 18:46:45,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:46:45,236 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~VOID [2023-11-21 18:46:45,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~VOID [2023-11-21 18:46:45,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:46:45,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:46:45,237 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-21 18:46:45,237 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-21 18:46:45,237 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-21 18:46:45,237 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-21 18:46:45,238 INFO L130 BoogieDeclarations]: Found specification of procedure fseek [2023-11-21 18:46:45,238 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-21 18:46:45,238 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-21 18:46:45,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-21 18:46:45,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-21 18:46:45,238 INFO L130 BoogieDeclarations]: Found specification of procedure decode_format_string [2023-11-21 18:46:45,239 INFO L138 BoogieDeclarations]: Found implementation of procedure decode_format_string [2023-11-21 18:46:45,239 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2023-11-21 18:46:45,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 18:46:45,239 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 18:46:45,239 INFO L130 BoogieDeclarations]: Found specification of procedure fstat [2023-11-21 18:46:45,239 INFO L138 BoogieDeclarations]: Found implementation of procedure fstat [2023-11-21 18:46:45,240 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:46:45,240 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:46:45,241 INFO L130 BoogieDeclarations]: Found specification of procedure parse_old_offset [2023-11-21 18:46:45,242 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_old_offset [2023-11-21 18:46:45,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:46:45,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:46:45,243 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2023-11-21 18:46:45,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 18:46:45,244 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2023-11-21 18:46:45,244 INFO L130 BoogieDeclarations]: Found specification of procedure get_lcm [2023-11-21 18:46:45,244 INFO L138 BoogieDeclarations]: Found implementation of procedure get_lcm [2023-11-21 18:46:45,244 INFO L130 BoogieDeclarations]: Found specification of procedure bb_ascii_isalnum [2023-11-21 18:46:45,244 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_ascii_isalnum [2023-11-21 18:46:45,245 INFO L130 BoogieDeclarations]: Found specification of procedure fread [2023-11-21 18:46:45,245 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2023-11-21 18:46:45,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:46:45,245 INFO L130 BoogieDeclarations]: Found specification of procedure xstrtoull_sfx [2023-11-21 18:46:45,246 INFO L138 BoogieDeclarations]: Found implementation of procedure xstrtoull_sfx [2023-11-21 18:46:45,246 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-11-21 18:46:45,246 INFO L130 BoogieDeclarations]: Found specification of procedure format_address_paren [2023-11-21 18:46:45,246 INFO L138 BoogieDeclarations]: Found implementation of procedure format_address_paren [2023-11-21 18:46:45,246 INFO L130 BoogieDeclarations]: Found specification of procedure xstrtou_range_sfx [2023-11-21 18:46:45,246 INFO L138 BoogieDeclarations]: Found implementation of procedure xstrtou_range_sfx [2023-11-21 18:46:45,246 INFO L130 BoogieDeclarations]: Found specification of procedure write_block [2023-11-21 18:46:45,247 INFO L138 BoogieDeclarations]: Found implementation of procedure write_block [2023-11-21 18:46:45,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real [2023-11-21 18:46:45,247 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-21 18:46:45,247 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-21 18:46:45,248 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-21 18:46:45,248 INFO L130 BoogieDeclarations]: Found specification of procedure xasprintf [2023-11-21 18:46:45,249 INFO L138 BoogieDeclarations]: Found implementation of procedure xasprintf [2023-11-21 18:46:45,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:46:45,249 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg [2023-11-21 18:46:45,250 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg [2023-11-21 18:46:46,002 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:46:46,006 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:46:52,165 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:46:53,776 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:46:53,776 INFO L308 CfgBuilder]: Removed 54 assume(true) statements. [2023-11-21 18:46:53,779 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:46:53 BoogieIcfgContainer [2023-11-21 18:46:53,779 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:46:53,780 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:46:53,780 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:46:53,790 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:46:53,790 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:46:53" (1/1) ... [2023-11-21 18:46:53,800 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:46:53,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:53,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 1153 states and 1653 transitions. [2023-11-21 18:46:53,929 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 1653 transitions. [2023-11-21 18:46:53,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:46:53,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:53,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:54,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:54,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:46:55,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:55,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 1155 states and 1656 transitions. [2023-11-21 18:46:55,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 1656 transitions. [2023-11-21 18:46:55,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:46:55,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:55,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:55,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:56,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:46:56,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:56,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1657 states to 1156 states and 1657 transitions. [2023-11-21 18:46:56,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 1657 transitions. [2023-11-21 18:46:56,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:46:56,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:56,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:56,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:56,686 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:46:56,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:56,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1660 states to 1158 states and 1660 transitions. [2023-11-21 18:46:56,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 1660 transitions. [2023-11-21 18:46:56,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:46:56,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:56,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:56,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:57,079 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:46:57,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:57,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1659 states to 1157 states and 1659 transitions. [2023-11-21 18:46:57,209 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 1659 transitions. [2023-11-21 18:46:57,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:46:57,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:57,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:57,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:57,641 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:46:57,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:57,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1660 states to 1158 states and 1660 transitions. [2023-11-21 18:46:57,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 1660 transitions. [2023-11-21 18:46:57,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:46:57,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:57,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:57,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:58,151 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:46:58,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:58,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1659 states to 1157 states and 1659 transitions. [2023-11-21 18:46:58,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 1659 transitions. [2023-11-21 18:46:58,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:46:58,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:58,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:58,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:58,632 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:46:58,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:58,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1661 states to 1156 states and 1658 transitions. [2023-11-21 18:46:58,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 1658 transitions. [2023-11-21 18:46:58,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:46:58,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:58,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:58,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:59,146 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:46:59,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:59,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1664 states to 1159 states and 1661 transitions. [2023-11-21 18:46:59,388 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 1661 transitions. [2023-11-21 18:46:59,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:46:59,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:59,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:59,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:59,925 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:00,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:00,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1667 states to 1162 states and 1664 transitions. [2023-11-21 18:47:00,112 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 1664 transitions. [2023-11-21 18:47:00,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:47:00,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:00,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:00,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:00,711 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:00,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:00,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1670 states to 1165 states and 1667 transitions. [2023-11-21 18:47:00,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 1667 transitions. [2023-11-21 18:47:00,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:47:00,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:00,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:01,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:01,561 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:01,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:01,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 1168 states and 1670 transitions. [2023-11-21 18:47:01,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 1670 transitions. [2023-11-21 18:47:01,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:47:01,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:01,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:01,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:02,409 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:02,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:02,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1676 states to 1171 states and 1673 transitions. [2023-11-21 18:47:02,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 1673 transitions. [2023-11-21 18:47:02,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:47:02,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:02,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:02,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:03,289 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:03,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:03,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1679 states to 1174 states and 1676 transitions. [2023-11-21 18:47:03,590 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 1676 transitions. [2023-11-21 18:47:03,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:47:03,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:03,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:03,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:04,251 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:04,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:04,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 1177 states and 1679 transitions. [2023-11-21 18:47:04,557 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 1679 transitions. [2023-11-21 18:47:04,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:47:04,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:04,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:04,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:05,229 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:05,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:05,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1684 states to 1180 states and 1681 transitions. [2023-11-21 18:47:05,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 1681 transitions. [2023-11-21 18:47:05,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:47:05,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:05,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:05,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:06,167 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:06,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:06,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 1179 states and 1680 transitions. [2023-11-21 18:47:06,412 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 1680 transitions. [2023-11-21 18:47:06,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:47:06,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:06,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:06,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:06,713 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:06,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:06,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1679 states to 1178 states and 1679 transitions. [2023-11-21 18:47:06,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1679 transitions. [2023-11-21 18:47:06,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:47:06,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:06,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:06,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:07,032 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:07,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:07,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 1177 states and 1678 transitions. [2023-11-21 18:47:07,191 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 1678 transitions. [2023-11-21 18:47:07,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:47:07,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:07,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:07,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:07,636 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:07,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:07,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 1178 states and 1680 transitions. [2023-11-21 18:47:07,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1680 transitions. [2023-11-21 18:47:07,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:47:07,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:07,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:08,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:08,345 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:08,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:08,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1681 states to 1179 states and 1681 transitions. [2023-11-21 18:47:08,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 1681 transitions. [2023-11-21 18:47:08,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:47:08,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:08,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:08,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:08,701 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:08,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:08,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 1180 states and 1682 transitions. [2023-11-21 18:47:08,742 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 1682 transitions. [2023-11-21 18:47:08,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:47:08,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:08,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:08,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:09,182 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:09,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:09,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 1183 states and 1686 transitions. [2023-11-21 18:47:09,479 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 1686 transitions. [2023-11-21 18:47:09,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:47:09,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:09,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:09,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:09,874 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:09,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:09,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1687 states to 1184 states and 1687 transitions. [2023-11-21 18:47:09,901 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 1687 transitions. [2023-11-21 18:47:09,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:47:09,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:09,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:10,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:10,272 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-21 18:47:10,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:10,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1698 states to 1190 states and 1698 transitions. [2023-11-21 18:47:10,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1698 transitions. [2023-11-21 18:47:10,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:47:10,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:10,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:10,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:11,269 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:11,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:11,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1702 states to 1192 states and 1702 transitions. [2023-11-21 18:47:11,662 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1702 transitions. [2023-11-21 18:47:11,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:47:11,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:11,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:11,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:12,024 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-21 18:47:12,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:12,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1703 states to 1193 states and 1703 transitions. [2023-11-21 18:47:12,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 1703 transitions. [2023-11-21 18:47:12,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:47:12,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:12,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:12,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:12,390 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-21 18:47:12,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:12,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1702 states to 1192 states and 1702 transitions. [2023-11-21 18:47:12,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1702 transitions. [2023-11-21 18:47:12,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:47:12,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:12,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:12,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:13,182 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:13,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:13,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1707 states to 1195 states and 1707 transitions. [2023-11-21 18:47:13,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 1707 transitions. [2023-11-21 18:47:13,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:47:13,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:13,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:13,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:13,857 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-21 18:47:14,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:14,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1709 states to 1196 states and 1709 transitions. [2023-11-21 18:47:14,639 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1709 transitions. [2023-11-21 18:47:14,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:47:14,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:14,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:14,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:14,941 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-21 18:47:15,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:15,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 1198 states and 1712 transitions. [2023-11-21 18:47:15,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 1712 transitions. [2023-11-21 18:47:15,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:47:15,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:15,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:15,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:16,008 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:16,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:16,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1717 states to 1202 states and 1717 transitions. [2023-11-21 18:47:16,385 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 1717 transitions. [2023-11-21 18:47:16,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:47:16,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:16,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:16,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:16,762 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-21 18:47:16,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:16,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1717 states to 1203 states and 1717 transitions. [2023-11-21 18:47:16,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 1717 transitions. [2023-11-21 18:47:16,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:47:16,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:16,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:17,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:17,541 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:17,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:17,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 1207 states and 1722 transitions. [2023-11-21 18:47:17,664 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 1722 transitions. [2023-11-21 18:47:17,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:47:17,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:17,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:17,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:18,220 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-11-21 18:47:18,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:18,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1723 states to 1206 states and 1721 transitions. [2023-11-21 18:47:18,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 1721 transitions. [2023-11-21 18:47:18,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:47:18,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:18,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:18,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:19,113 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-21 18:47:19,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:19,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 1207 states and 1722 transitions. [2023-11-21 18:47:19,463 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 1722 transitions. [2023-11-21 18:47:19,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:47:19,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:19,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:19,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:20,056 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:20,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:20,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1725 states to 1208 states and 1723 transitions. [2023-11-21 18:47:20,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 1723 transitions. [2023-11-21 18:47:20,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:47:20,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:20,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:20,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:20,687 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:20,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:20,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 1212 states and 1728 transitions. [2023-11-21 18:47:20,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1728 transitions. [2023-11-21 18:47:20,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:47:20,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:20,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:21,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat