./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_0bcd2c06-39a1-47d0-b775-c2b45d7ecb6f/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bcd2c06-39a1-47d0-b775-c2b45d7ecb6f/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bcd2c06-39a1-47d0-b775-c2b45d7ecb6f/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bcd2c06-39a1-47d0-b775-c2b45d7ecb6f/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bcd2c06-39a1-47d0-b775-c2b45d7ecb6f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bcd2c06-39a1-47d0-b775-c2b45d7ecb6f/bin/ukojak-verify-G8NBE6pJGL --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 d1800e6a7093aef170e24bf50f0eb7e2646af9a10c241229886d0a1c02e7e0dd --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:56:41,690 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:56:41,812 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bcd2c06-39a1-47d0-b775-c2b45d7ecb6f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 03:56:41,828 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:56:41,828 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:56:41,864 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:56:41,866 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:56:41,866 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:56:41,867 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:56:41,872 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:56:41,874 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:56:41,874 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:56:41,875 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:56:41,876 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:56:41,877 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:56:41,877 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:56:41,878 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:56:41,878 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:56:41,879 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:56:41,879 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:56:41,880 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:56:41,881 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:56:41,881 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:56:41,882 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:56:41,882 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:56:41,883 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:56:41,884 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:56:41,884 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:56:41,885 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:56:41,885 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:56:41,887 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:56:41,887 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:56:41,887 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_0bcd2c06-39a1-47d0-b775-c2b45d7ecb6f/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bcd2c06-39a1-47d0-b775-c2b45d7ecb6f/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1800e6a7093aef170e24bf50f0eb7e2646af9a10c241229886d0a1c02e7e0dd [2023-11-19 03:56:42,208 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:56:42,235 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:56:42,239 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:56:42,241 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:56:42,241 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:56:42,243 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bcd2c06-39a1-47d0-b775-c2b45d7ecb6f/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2023-11-19 03:56:45,294 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:56:45,888 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:56:45,888 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bcd2c06-39a1-47d0-b775-c2b45d7ecb6f/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2023-11-19 03:56:45,932 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bcd2c06-39a1-47d0-b775-c2b45d7ecb6f/bin/ukojak-verify-G8NBE6pJGL/data/bd37a519a/61e88f66b37e415dacef3c65cce2cfe0/FLAG92ddc8b5b [2023-11-19 03:56:45,953 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bcd2c06-39a1-47d0-b775-c2b45d7ecb6f/bin/ukojak-verify-G8NBE6pJGL/data/bd37a519a/61e88f66b37e415dacef3c65cce2cfe0 [2023-11-19 03:56:45,961 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:56:45,963 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:56:45,967 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:56:45,967 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:56:45,972 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:56:45,973 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:56:45" (1/1) ... [2023-11-19 03:56:45,974 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@300e2c66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:45, skipping insertion in model container [2023-11-19 03:56:45,975 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:56:45" (1/1) ... [2023-11-19 03:56:46,098 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:56:49,331 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:56:49,380 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:56:49,727 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:56:49,967 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:56:49,968 WARN L675 CHandler]: The function x2x_utoa is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:56:49,968 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:56:49,968 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:56:49,968 WARN L675 CHandler]: The function strncmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:56:49,968 WARN L675 CHandler]: The function strstr is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:56:49,969 WARN L675 CHandler]: The function strrchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:56:49,969 WARN L675 CHandler]: The function putchar is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:56:49,969 WARN L675 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:56:49,969 WARN L675 CHandler]: The function fputs is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:56:49,969 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:56:49,970 WARN L675 CHandler]: The function ctime is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:56:49,970 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:56:49,978 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:56:49,979 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:49 WrapperNode [2023-11-19 03:56:49,983 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:56:49,985 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:56:49,985 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:56:49,986 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:56:49,991 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:49" (1/1) ... [2023-11-19 03:56:50,117 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:49" (1/1) ... [2023-11-19 03:56:50,312 INFO L138 Inliner]: procedures = 743, calls = 1285, calls flagged for inlining = 67, calls inlined = 65, statements flattened = 4660 [2023-11-19 03:56:50,313 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:56:50,314 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:56:50,314 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:56:50,314 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:56:50,324 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:49" (1/1) ... [2023-11-19 03:56:50,325 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:49" (1/1) ... [2023-11-19 03:56:50,357 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:49" (1/1) ... [2023-11-19 03:56:50,358 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:49" (1/1) ... [2023-11-19 03:56:50,521 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:49" (1/1) ... [2023-11-19 03:56:50,571 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:49" (1/1) ... [2023-11-19 03:56:50,610 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:49" (1/1) ... [2023-11-19 03:56:50,634 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:49" (1/1) ... [2023-11-19 03:56:50,675 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:56:50,676 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:56:50,676 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:56:50,677 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:56:50,678 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:49" (1/1) ... [2023-11-19 03:56:50,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:56:50,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bcd2c06-39a1-47d0-b775-c2b45d7ecb6f/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:56:50,714 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bcd2c06-39a1-47d0-b775-c2b45d7ecb6f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:56:50,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bcd2c06-39a1-47d0-b775-c2b45d7ecb6f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:56:50,759 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2023-11-19 03:56:50,760 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2023-11-19 03:56:50,760 INFO L130 BoogieDeclarations]: Found specification of procedure ctime [2023-11-19 03:56:50,760 INFO L130 BoogieDeclarations]: Found specification of procedure get_cached [2023-11-19 03:56:50,760 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cached [2023-11-19 03:56:50,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc [2023-11-19 03:56:50,761 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc [2023-11-19 03:56:50,761 INFO L130 BoogieDeclarations]: Found specification of procedure vasprintf [2023-11-19 03:56:50,761 INFO L138 BoogieDeclarations]: Found implementation of procedure vasprintf [2023-11-19 03:56:50,761 INFO L130 BoogieDeclarations]: Found specification of procedure utoa [2023-11-19 03:56:50,763 INFO L138 BoogieDeclarations]: Found implementation of procedure utoa [2023-11-19 03:56:50,763 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-19 03:56:50,763 INFO L130 BoogieDeclarations]: Found specification of procedure print_name [2023-11-19 03:56:50,763 INFO L138 BoogieDeclarations]: Found implementation of procedure print_name [2023-11-19 03:56:50,764 INFO L130 BoogieDeclarations]: Found specification of procedure xrealloc [2023-11-19 03:56:50,764 INFO L138 BoogieDeclarations]: Found implementation of procedure xrealloc [2023-11-19 03:56:50,764 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-19 03:56:50,764 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2023-11-19 03:56:50,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:56:50,765 INFO L130 BoogieDeclarations]: Found specification of procedure xzalloc [2023-11-19 03:56:50,765 INFO L138 BoogieDeclarations]: Found implementation of procedure xzalloc [2023-11-19 03:56:50,765 INFO L130 BoogieDeclarations]: Found specification of procedure count_dirs [2023-11-19 03:56:50,765 INFO L138 BoogieDeclarations]: Found implementation of procedure count_dirs [2023-11-19 03:56:50,766 INFO L130 BoogieDeclarations]: Found specification of procedure my_stat [2023-11-19 03:56:50,766 INFO L138 BoogieDeclarations]: Found implementation of procedure my_stat [2023-11-19 03:56:50,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 03:56:50,767 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-19 03:56:50,767 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-19 03:56:50,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 03:56:50,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:56:50,768 INFO L130 BoogieDeclarations]: Found specification of procedure dfree [2023-11-19 03:56:50,768 INFO L138 BoogieDeclarations]: Found implementation of procedure dfree [2023-11-19 03:56:50,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:56:50,769 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2023-11-19 03:56:50,769 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-19 03:56:50,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:56:50,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:56:50,770 INFO L130 BoogieDeclarations]: Found specification of procedure dnsort [2023-11-19 03:56:50,770 INFO L138 BoogieDeclarations]: Found implementation of procedure dnsort [2023-11-19 03:56:50,770 INFO L130 BoogieDeclarations]: Found specification of procedure printable_string [2023-11-19 03:56:50,770 INFO L138 BoogieDeclarations]: Found implementation of procedure printable_string [2023-11-19 03:56:50,770 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:56:50,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:56:50,771 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-19 03:56:50,771 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-19 03:56:50,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-19 03:56:50,771 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-19 03:56:50,771 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-19 03:56:50,771 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-19 03:56:50,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 03:56:50,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 03:56:50,772 INFO L130 BoogieDeclarations]: Found specification of procedure bb_simple_perror_msg [2023-11-19 03:56:50,772 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_simple_perror_msg [2023-11-19 03:56:50,772 INFO L130 BoogieDeclarations]: Found specification of procedure get_cached_groupname [2023-11-19 03:56:50,772 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cached_groupname [2023-11-19 03:56:50,772 INFO L130 BoogieDeclarations]: Found specification of procedure sort_and_display_files [2023-11-19 03:56:50,773 INFO L138 BoogieDeclarations]: Found implementation of procedure sort_and_display_files [2023-11-19 03:56:50,773 INFO L130 BoogieDeclarations]: Found specification of procedure stat [2023-11-19 03:56:50,773 INFO L138 BoogieDeclarations]: Found implementation of procedure stat [2023-11-19 03:56:50,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 03:56:50,774 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 03:56:50,774 INFO L130 BoogieDeclarations]: Found specification of procedure fgcolor [2023-11-19 03:56:50,775 INFO L138 BoogieDeclarations]: Found implementation of procedure fgcolor [2023-11-19 03:56:50,776 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:56:50,777 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:56:50,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:56:50,777 INFO L130 BoogieDeclarations]: Found specification of procedure splitdnarray [2023-11-19 03:56:50,777 INFO L138 BoogieDeclarations]: Found implementation of procedure splitdnarray [2023-11-19 03:56:50,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:56:50,777 INFO L130 BoogieDeclarations]: Found specification of procedure bold [2023-11-19 03:56:50,777 INFO L138 BoogieDeclarations]: Found implementation of procedure bold [2023-11-19 03:56:50,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 03:56:50,778 INFO L130 BoogieDeclarations]: Found specification of procedure append_char [2023-11-19 03:56:50,778 INFO L138 BoogieDeclarations]: Found implementation of procedure append_char [2023-11-19 03:56:50,778 INFO L130 BoogieDeclarations]: Found specification of procedure scan_and_display_dirs_recur [2023-11-19 03:56:50,779 INFO L138 BoogieDeclarations]: Found implementation of procedure scan_and_display_dirs_recur [2023-11-19 03:56:50,779 INFO L130 BoogieDeclarations]: Found specification of procedure lstat [2023-11-19 03:56:50,779 INFO L138 BoogieDeclarations]: Found implementation of procedure lstat [2023-11-19 03:56:50,779 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 03:56:50,779 INFO L130 BoogieDeclarations]: Found specification of procedure wh_helper [2023-11-19 03:56:50,779 INFO L138 BoogieDeclarations]: Found implementation of procedure wh_helper [2023-11-19 03:56:50,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:56:50,780 INFO L130 BoogieDeclarations]: Found specification of procedure bb_perror_msg [2023-11-19 03:56:50,780 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_perror_msg [2023-11-19 03:56:50,780 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2023-11-19 03:56:50,780 INFO L130 BoogieDeclarations]: Found specification of procedure isatty [2023-11-19 03:56:50,781 INFO L138 BoogieDeclarations]: Found implementation of procedure isatty [2023-11-19 03:56:50,781 INFO L130 BoogieDeclarations]: Found specification of procedure dnalloc [2023-11-19 03:56:50,781 INFO L138 BoogieDeclarations]: Found implementation of procedure dnalloc [2023-11-19 03:56:50,782 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-19 03:56:50,782 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-19 03:56:50,782 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-19 03:56:50,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:56:50,783 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-11-19 03:56:51,588 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:56:51,592 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:56:56,075 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:56:59,007 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:56:59,008 INFO L302 CfgBuilder]: Removed 66 assume(true) statements. [2023-11-19 03:56:59,026 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:56:59 BoogieIcfgContainer [2023-11-19 03:56:59,026 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:56:59,027 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:56:59,027 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:56:59,038 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:56:59,039 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:56:59" (1/1) ... [2023-11-19 03:56:59,050 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:56:59,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:56:59,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1011 states and 1419 transitions. [2023-11-19 03:56:59,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1419 transitions. [2023-11-19 03:56:59,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:56:59,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:56:59,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:56:59,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:56:59,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:00,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:00,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 1013 states and 1422 transitions. [2023-11-19 03:57:00,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 1422 transitions. [2023-11-19 03:57:00,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:57:00,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:00,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:00,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:01,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:01,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:01,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 1014 states and 1423 transitions. [2023-11-19 03:57:01,191 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1423 transitions. [2023-11-19 03:57:01,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:57:01,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:01,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:01,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:01,508 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:01,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:01,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1426 states to 1016 states and 1426 transitions. [2023-11-19 03:57:01,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1426 transitions. [2023-11-19 03:57:01,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:57:01,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:01,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:01,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:01,808 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:57:01,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:01,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1425 states to 1015 states and 1425 transitions. [2023-11-19 03:57:01,910 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1425 transitions. [2023-11-19 03:57:01,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:57:01,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:01,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:02,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:02,237 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:02,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:02,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1426 states to 1016 states and 1426 transitions. [2023-11-19 03:57:02,327 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1426 transitions. [2023-11-19 03:57:02,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:57:02,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:02,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:02,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:02,658 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:57:02,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:02,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1425 states to 1015 states and 1425 transitions. [2023-11-19 03:57:02,820 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1425 transitions. [2023-11-19 03:57:02,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:57:02,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:02,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:02,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:03,026 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:57:03,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:03,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 1014 states and 1424 transitions. [2023-11-19 03:57:03,074 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1424 transitions. [2023-11-19 03:57:03,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:57:03,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:03,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:03,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:03,365 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:03,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:03,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430 states to 1017 states and 1427 transitions. [2023-11-19 03:57:03,607 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1427 transitions. [2023-11-19 03:57:03,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:57:03,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:03,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:03,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:03,934 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:04,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:04,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1433 states to 1020 states and 1430 transitions. [2023-11-19 03:57:04,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1430 transitions. [2023-11-19 03:57:04,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:57:04,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:04,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:04,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:04,533 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:04,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:04,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 1023 states and 1433 transitions. [2023-11-19 03:57:04,753 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1433 transitions. [2023-11-19 03:57:04,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:57:04,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:04,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:04,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:05,193 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:05,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:05,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1439 states to 1026 states and 1436 transitions. [2023-11-19 03:57:05,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1436 transitions. [2023-11-19 03:57:05,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:57:05,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:05,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:05,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:05,871 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:06,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:06,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1442 states to 1029 states and 1439 transitions. [2023-11-19 03:57:06,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 1439 transitions. [2023-11-19 03:57:06,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:57:06,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:06,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:06,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:06,621 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:06,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:06,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 1032 states and 1442 transitions. [2023-11-19 03:57:06,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1442 transitions. [2023-11-19 03:57:06,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:57:06,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:06,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:06,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:07,399 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:07,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:07,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 1035 states and 1445 transitions. [2023-11-19 03:57:07,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1445 transitions. [2023-11-19 03:57:07,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:57:07,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:07,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:07,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:08,498 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:08,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:08,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 1038 states and 1447 transitions. [2023-11-19 03:57:08,697 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1447 transitions. [2023-11-19 03:57:08,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:57:08,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:08,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:08,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:09,408 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:57:09,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:09,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1446 states to 1037 states and 1446 transitions. [2023-11-19 03:57:09,711 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 1446 transitions. [2023-11-19 03:57:09,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:57:09,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:09,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:09,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:10,064 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:57:10,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:10,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 1036 states and 1445 transitions. [2023-11-19 03:57:10,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 1445 transitions. [2023-11-19 03:57:10,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:57:10,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:10,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:10,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:10,395 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:57:10,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:10,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 1035 states and 1444 transitions. [2023-11-19 03:57:10,561 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1444 transitions. [2023-11-19 03:57:10,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:57:10,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:10,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:10,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:10,919 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:57:11,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:11,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1447 states to 1037 states and 1447 transitions. [2023-11-19 03:57:11,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 1447 transitions. [2023-11-19 03:57:11,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:57:11,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:11,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:11,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:11,330 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:57:11,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:11,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 1038 states and 1448 transitions. [2023-11-19 03:57:11,356 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1448 transitions. [2023-11-19 03:57:11,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:57:11,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:11,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:11,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:11,677 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:57:11,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:11,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1040 states and 1451 transitions. [2023-11-19 03:57:11,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 1451 transitions. [2023-11-19 03:57:11,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:57:11,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:11,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:11,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:12,137 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 03:57:12,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:12,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 1046 states and 1462 transitions. [2023-11-19 03:57:12,620 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1462 transitions. [2023-11-19 03:57:12,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:57:12,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:12,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:12,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:12,891 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 03:57:13,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:13,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 1045 states and 1461 transitions. [2023-11-19 03:57:13,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 1461 transitions. [2023-11-19 03:57:13,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:57:13,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:13,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:13,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:13,413 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 03:57:13,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:13,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 1046 states and 1462 transitions. [2023-11-19 03:57:13,454 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1462 transitions. [2023-11-19 03:57:13,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:57:13,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:13,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:13,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:13,698 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-19 03:57:14,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:14,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1465 states to 1048 states and 1465 transitions. [2023-11-19 03:57:14,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 1465 transitions. [2023-11-19 03:57:14,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:57:14,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:14,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:14,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:14,582 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-19 03:57:15,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:15,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 1050 states and 1469 transitions. [2023-11-19 03:57:15,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 1469 transitions. [2023-11-19 03:57:15,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:57:15,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:15,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:15,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:15,315 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:57:15,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:15,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1466 states to 1050 states and 1466 transitions. [2023-11-19 03:57:15,550 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 1466 transitions. [2023-11-19 03:57:15,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:57:15,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:15,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:15,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:15,801 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-19 03:57:16,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:16,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1467 states to 1052 states and 1467 transitions. [2023-11-19 03:57:16,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1467 transitions. [2023-11-19 03:57:16,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:57:16,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:16,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:16,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:16,399 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-19 03:57:16,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:16,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 1053 states and 1468 transitions. [2023-11-19 03:57:16,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 1468 transitions. [2023-11-19 03:57:16,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:57:16,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:16,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:16,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:17,557 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:57:23,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:23,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1099 states and 1526 transitions. [2023-11-19 03:57:23,682 INFO L276 IsEmpty]: Start isEmpty. Operand 1099 states and 1526 transitions. [2023-11-19 03:57:23,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:57:23,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:23,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:23,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:23,970 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-19 03:57:24,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:24,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1527 states to 1100 states and 1527 transitions. [2023-11-19 03:57:24,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1527 transitions. [2023-11-19 03:57:24,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:57:24,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:24,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:24,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:24,968 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-19 03:57:25,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:25,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1492 states to 1064 states and 1487 transitions. [2023-11-19 03:57:25,439 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 1487 transitions. [2023-11-19 03:57:25,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:57:25,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:25,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:25,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:26,181 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-19 03:57:26,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:26,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 1066 states and 1489 transitions. [2023-11-19 03:57:26,227 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1489 transitions. [2023-11-19 03:57:26,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:57:26,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:26,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:26,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:26,745 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked.