./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/stty-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_6ecf958b-ef3e-4fca-93fb-58949f596f48/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ecf958b-ef3e-4fca-93fb-58949f596f48/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ecf958b-ef3e-4fca-93fb-58949f596f48/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ecf958b-ef3e-4fca-93fb-58949f596f48/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/stty-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ecf958b-ef3e-4fca-93fb-58949f596f48/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ecf958b-ef3e-4fca-93fb-58949f596f48/bin/ukojak-verify-afCqCEvfdi --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 e0ada5a793906a8c21c0c37214d90767529226ee2d6e9139376b7842d17987b9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:54:28,364 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:54:28,480 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ecf958b-ef3e-4fca-93fb-58949f596f48/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-24 22:54:28,492 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:54:28,493 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:54:28,532 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:54:28,537 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:54:28,538 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:54:28,539 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:54:28,545 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:54:28,545 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:54:28,546 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:54:28,546 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:54:28,548 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:54:28,548 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:54:28,549 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:54:28,549 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:54:28,550 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:54:28,550 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:54:28,551 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:54:28,551 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:54:28,552 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:54:28,553 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:54:28,554 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:54:28,554 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:54:28,555 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:54:28,556 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:54:28,556 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:54:28,557 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:54:28,557 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:54:28,558 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:54:28,559 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:54:28,559 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_6ecf958b-ef3e-4fca-93fb-58949f596f48/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ecf958b-ef3e-4fca-93fb-58949f596f48/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e0ada5a793906a8c21c0c37214d90767529226ee2d6e9139376b7842d17987b9 [2023-11-24 22:54:28,801 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:54:28,824 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:54:28,826 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:54:28,828 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:54:28,828 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:54:28,830 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ecf958b-ef3e-4fca-93fb-58949f596f48/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/busybox-1.22.0/stty-1.i [2023-11-24 22:54:31,991 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:54:32,603 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:54:32,606 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ecf958b-ef3e-4fca-93fb-58949f596f48/sv-benchmarks/c/busybox-1.22.0/stty-1.i [2023-11-24 22:54:32,643 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ecf958b-ef3e-4fca-93fb-58949f596f48/bin/ukojak-verify-afCqCEvfdi/data/b36772891/3b258727031348db8ead331442e0dcdc/FLAG6cf2d5340 [2023-11-24 22:54:32,662 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ecf958b-ef3e-4fca-93fb-58949f596f48/bin/ukojak-verify-afCqCEvfdi/data/b36772891/3b258727031348db8ead331442e0dcdc [2023-11-24 22:54:32,667 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:54:32,669 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:54:32,672 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:54:32,673 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:54:32,679 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:54:32,681 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:54:32" (1/1) ... [2023-11-24 22:54:32,683 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55965480 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:32, skipping insertion in model container [2023-11-24 22:54:32,684 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:54:32" (1/1) ... [2023-11-24 22:54:32,812 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:54:35,282 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:54:35,363 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:54:35,695 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:54:36,058 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:54:36,058 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:54:36,059 WARN L675 CHandler]: The function strtoull is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:54:36,059 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:54:36,059 WARN L675 CHandler]: The function output_func is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:54:36,060 WARN L675 CHandler]: The function putchar is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:54:36,060 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:54:36,060 WARN L675 CHandler]: The function fputs is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:54:36,060 WARN L675 CHandler]: The function vsnprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:54:36,060 WARN L675 CHandler]: The function close is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:54:36,069 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:54:36,070 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:36 WrapperNode [2023-11-24 22:54:36,070 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:54:36,072 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:54:36,072 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:54:36,072 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:54:36,080 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:36" (1/1) ... [2023-11-24 22:54:36,214 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:36" (1/1) ... [2023-11-24 22:54:36,398 INFO L138 Inliner]: procedures = 676, calls = 2288, calls flagged for inlining = 37, calls inlined = 35, statements flattened = 4481 [2023-11-24 22:54:36,399 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:54:36,400 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:54:36,400 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:54:36,400 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:54:36,410 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:36" (1/1) ... [2023-11-24 22:54:36,411 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:36" (1/1) ... [2023-11-24 22:54:36,497 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:36" (1/1) ... [2023-11-24 22:54:36,509 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:36" (1/1) ... [2023-11-24 22:54:36,674 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:36" (1/1) ... [2023-11-24 22:54:36,714 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:36" (1/1) ... [2023-11-24 22:54:36,748 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:36" (1/1) ... [2023-11-24 22:54:36,769 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:36" (1/1) ... [2023-11-24 22:54:36,800 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:54:36,801 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:54:36,801 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:54:36,802 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:54:36,802 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:36" (1/1) ... [2023-11-24 22:54:36,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:54:36,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ecf958b-ef3e-4fca-93fb-58949f596f48/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:54:36,838 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ecf958b-ef3e-4fca-93fb-58949f596f48/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:54:36,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ecf958b-ef3e-4fca-93fb-58949f596f48/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:54:36,884 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2023-11-24 22:54:36,884 INFO L130 BoogieDeclarations]: Found specification of procedure bb_putchar [2023-11-24 22:54:36,884 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_putchar [2023-11-24 22:54:36,884 INFO L130 BoogieDeclarations]: Found specification of procedure fcntl [2023-11-24 22:54:36,885 INFO L138 BoogieDeclarations]: Found implementation of procedure fcntl [2023-11-24 22:54:36,885 INFO L130 BoogieDeclarations]: Found specification of procedure get_terminal_width_height [2023-11-24 22:54:36,885 INFO L138 BoogieDeclarations]: Found implementation of procedure get_terminal_width_height [2023-11-24 22:54:36,885 INFO L130 BoogieDeclarations]: Found specification of procedure close [2023-11-24 22:54:36,885 INFO L130 BoogieDeclarations]: Found specification of procedure set_control_char_or_die [2023-11-24 22:54:36,885 INFO L138 BoogieDeclarations]: Found implementation of procedure set_control_char_or_die [2023-11-24 22:54:36,886 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 22:54:36,886 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-24 22:54:36,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:54:36,888 INFO L130 BoogieDeclarations]: Found specification of procedure perror_on_device_and_die [2023-11-24 22:54:36,888 INFO L138 BoogieDeclarations]: Found implementation of procedure perror_on_device_and_die [2023-11-24 22:54:36,888 INFO L130 BoogieDeclarations]: Found specification of procedure set_window_size [2023-11-24 22:54:36,888 INFO L138 BoogieDeclarations]: Found implementation of procedure set_window_size [2023-11-24 22:54:36,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-24 22:54:36,889 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-24 22:54:36,889 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-24 22:54:36,889 INFO L130 BoogieDeclarations]: Found specification of procedure xatoul_sfx [2023-11-24 22:54:36,889 INFO L138 BoogieDeclarations]: Found implementation of procedure xatoul_sfx [2023-11-24 22:54:36,889 INFO L130 BoogieDeclarations]: Found specification of procedure find_param [2023-11-24 22:54:36,890 INFO L138 BoogieDeclarations]: Found implementation of procedure find_param [2023-11-24 22:54:36,891 INFO L130 BoogieDeclarations]: Found specification of procedure xatoul_range_sfx [2023-11-24 22:54:36,891 INFO L138 BoogieDeclarations]: Found implementation of procedure xatoul_range_sfx [2023-11-24 22:54:36,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-24 22:54:36,891 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:54:36,891 INFO L130 BoogieDeclarations]: Found specification of procedure tty_value_to_baud [2023-11-24 22:54:36,892 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_value_to_baud [2023-11-24 22:54:36,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:54:36,893 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2023-11-24 22:54:36,893 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-24 22:54:36,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:54:36,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:54:36,894 INFO L130 BoogieDeclarations]: Found specification of procedure vsnprintf [2023-11-24 22:54:36,894 INFO L130 BoogieDeclarations]: Found specification of procedure nth_string [2023-11-24 22:54:36,895 INFO L138 BoogieDeclarations]: Found implementation of procedure nth_string [2023-11-24 22:54:36,895 INFO L130 BoogieDeclarations]: Found specification of procedure find_mode [2023-11-24 22:54:36,895 INFO L138 BoogieDeclarations]: Found implementation of procedure find_mode [2023-11-24 22:54:36,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:54:36,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:54:36,895 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-24 22:54:36,895 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-24 22:54:36,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-24 22:54:36,896 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-24 22:54:36,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-24 22:54:36,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-24 22:54:36,896 INFO L130 BoogieDeclarations]: Found specification of procedure display_speed [2023-11-24 22:54:36,896 INFO L138 BoogieDeclarations]: Found implementation of procedure display_speed [2023-11-24 22:54:36,897 INFO L130 BoogieDeclarations]: Found specification of procedure tty_baud_to_value [2023-11-24 22:54:36,897 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_baud_to_value [2023-11-24 22:54:36,897 INFO L130 BoogieDeclarations]: Found specification of procedure bb_perror_msg_and_die [2023-11-24 22:54:36,897 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_perror_msg_and_die [2023-11-24 22:54:36,897 INFO L130 BoogieDeclarations]: Found specification of procedure get_ptr_to_tcflag [2023-11-24 22:54:36,897 INFO L138 BoogieDeclarations]: Found implementation of procedure get_ptr_to_tcflag [2023-11-24 22:54:36,898 INFO L130 BoogieDeclarations]: Found specification of procedure tcgetattr [2023-11-24 22:54:36,898 INFO L138 BoogieDeclarations]: Found implementation of procedure tcgetattr [2023-11-24 22:54:36,898 INFO L130 BoogieDeclarations]: Found specification of procedure recover_mode [2023-11-24 22:54:36,898 INFO L138 BoogieDeclarations]: Found implementation of procedure recover_mode [2023-11-24 22:54:36,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-24 22:54:36,899 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-24 22:54:36,899 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:54:36,899 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:54:36,900 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:54:36,900 INFO L130 BoogieDeclarations]: Found specification of procedure set_speed_or_die [2023-11-24 22:54:36,902 INFO L138 BoogieDeclarations]: Found implementation of procedure set_speed_or_die [2023-11-24 22:54:36,902 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:54:36,902 INFO L130 BoogieDeclarations]: Found specification of procedure xstrtoull_range_sfx [2023-11-24 22:54:36,902 INFO L138 BoogieDeclarations]: Found implementation of procedure xstrtoull_range_sfx [2023-11-24 22:54:36,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 22:54:36,903 INFO L130 BoogieDeclarations]: Found specification of procedure ioctl [2023-11-24 22:54:36,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ioctl [2023-11-24 22:54:36,903 INFO L130 BoogieDeclarations]: Found specification of procedure find_control [2023-11-24 22:54:36,904 INFO L138 BoogieDeclarations]: Found implementation of procedure find_control [2023-11-24 22:54:36,904 INFO L130 BoogieDeclarations]: Found specification of procedure xatou [2023-11-24 22:54:36,904 INFO L138 BoogieDeclarations]: Found implementation of procedure xatou [2023-11-24 22:54:36,904 INFO L130 BoogieDeclarations]: Found specification of procedure perror_on_device [2023-11-24 22:54:36,904 INFO L138 BoogieDeclarations]: Found implementation of procedure perror_on_device [2023-11-24 22:54:36,904 INFO L130 BoogieDeclarations]: Found specification of procedure wh_helper [2023-11-24 22:54:36,905 INFO L138 BoogieDeclarations]: Found implementation of procedure wh_helper [2023-11-24 22:54:36,905 INFO L130 BoogieDeclarations]: Found specification of procedure set_mode [2023-11-24 22:54:36,906 INFO L138 BoogieDeclarations]: Found implementation of procedure set_mode [2023-11-24 22:54:36,906 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2023-11-24 22:54:36,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:54:36,906 INFO L130 BoogieDeclarations]: Found specification of procedure index_in_strings [2023-11-24 22:54:36,906 INFO L138 BoogieDeclarations]: Found implementation of procedure index_in_strings [2023-11-24 22:54:36,906 INFO L130 BoogieDeclarations]: Found specification of procedure newline [2023-11-24 22:54:36,907 INFO L138 BoogieDeclarations]: Found implementation of procedure newline [2023-11-24 22:54:36,907 INFO L130 BoogieDeclarations]: Found specification of procedure wrapf [2023-11-24 22:54:36,907 INFO L138 BoogieDeclarations]: Found implementation of procedure wrapf [2023-11-24 22:54:36,908 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-24 22:54:36,908 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-24 22:54:36,908 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-24 22:54:36,908 INFO L130 BoogieDeclarations]: Found specification of procedure display_window_size [2023-11-24 22:54:36,908 INFO L138 BoogieDeclarations]: Found implementation of procedure display_window_size [2023-11-24 22:54:36,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:54:37,639 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:54:37,644 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:54:42,479 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:54:44,954 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:54:44,954 INFO L309 CfgBuilder]: Removed 31 assume(true) statements. [2023-11-24 22:54:44,962 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:54:44 BoogieIcfgContainer [2023-11-24 22:54:44,962 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:54:44,964 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:54:44,964 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:54:44,974 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:54:44,975 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:54:44" (1/1) ... [2023-11-24 22:54:44,985 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:54:45,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:45,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 934 states and 1277 transitions. [2023-11-24 22:54:45,105 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 1277 transitions. [2023-11-24 22:54:45,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:54:45,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:45,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:45,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:46,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:47,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:47,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 936 states and 1280 transitions. [2023-11-24 22:54:47,115 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1280 transitions. [2023-11-24 22:54:47,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:54:47,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:47,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:47,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:47,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:47,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:47,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1281 states to 937 states and 1281 transitions. [2023-11-24 22:54:47,736 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 1281 transitions. [2023-11-24 22:54:47,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:54:47,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:47,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:47,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:48,474 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:48,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:48,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 939 states and 1284 transitions. [2023-11-24 22:54:48,550 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1284 transitions. [2023-11-24 22:54:48,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:54:48,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:48,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:48,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:49,070 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 22:54:49,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:49,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 938 states and 1283 transitions. [2023-11-24 22:54:49,174 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1283 transitions. [2023-11-24 22:54:49,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:54:49,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:49,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:49,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:49,786 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:49,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:49,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 939 states and 1284 transitions. [2023-11-24 22:54:49,871 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1284 transitions. [2023-11-24 22:54:49,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:54:49,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:49,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:50,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:50,425 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:54:50,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:50,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 938 states and 1283 transitions. [2023-11-24 22:54:50,582 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1283 transitions. [2023-11-24 22:54:50,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:54:50,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:50,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:50,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:50,980 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 22:54:51,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:51,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 937 states and 1282 transitions. [2023-11-24 22:54:51,038 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 1282 transitions. [2023-11-24 22:54:51,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:54:51,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:51,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:51,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:51,590 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:51,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:51,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 940 states and 1285 transitions. [2023-11-24 22:54:51,817 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1285 transitions. [2023-11-24 22:54:51,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:54:51,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:51,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:52,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:52,479 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:52,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:52,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 943 states and 1288 transitions. [2023-11-24 22:54:52,652 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 1288 transitions. [2023-11-24 22:54:52,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:54:52,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:52,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:52,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:53,325 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:53,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:53,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 946 states and 1291 transitions. [2023-11-24 22:54:53,522 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1291 transitions. [2023-11-24 22:54:53,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:54:53,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:53,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:53,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:54,273 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:54,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:54,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 949 states and 1294 transitions. [2023-11-24 22:54:54,486 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1294 transitions. [2023-11-24 22:54:54,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:54:54,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:54,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:54,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:55,452 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:55,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:55,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 952 states and 1297 transitions. [2023-11-24 22:54:55,718 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1297 transitions. [2023-11-24 22:54:55,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 22:54:55,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:55,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:55,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:56,806 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:57,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:57,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 955 states and 1300 transitions. [2023-11-24 22:54:57,090 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1300 transitions. [2023-11-24 22:54:57,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:54:57,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:57,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:57,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:58,009 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:58,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:58,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 958 states and 1303 transitions. [2023-11-24 22:54:58,268 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1303 transitions. [2023-11-24 22:54:58,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 22:54:58,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:58,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:58,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:59,208 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:59,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:59,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 961 states and 1305 transitions. [2023-11-24 22:54:59,379 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1305 transitions. [2023-11-24 22:54:59,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 22:54:59,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:59,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:59,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:00,378 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:55:00,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:00,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 960 states and 1304 transitions. [2023-11-24 22:55:00,707 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1304 transitions. [2023-11-24 22:55:00,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 22:55:00,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:00,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:00,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:01,134 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:55:01,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:01,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 959 states and 1303 transitions. [2023-11-24 22:55:01,170 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1303 transitions. [2023-11-24 22:55:01,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:55:01,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:01,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:01,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:01,575 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:55:01,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:01,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 958 states and 1302 transitions. [2023-11-24 22:55:01,751 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1302 transitions. [2023-11-24 22:55:01,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 22:55:01,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:01,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:01,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:02,250 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:55:02,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:02,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 959 states and 1304 transitions. [2023-11-24 22:55:02,343 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1304 transitions. [2023-11-24 22:55:02,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 22:55:02,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:02,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:02,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:02,776 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:55:02,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:02,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1305 states to 960 states and 1305 transitions. [2023-11-24 22:55:02,805 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1305 transitions. [2023-11-24 22:55:02,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 22:55:02,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:02,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:03,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:03,185 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:55:03,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:03,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 960 states and 1302 transitions. [2023-11-24 22:55:03,216 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1302 transitions. [2023-11-24 22:55:03,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 22:55:03,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:03,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:03,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:03,639 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:55:03,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:03,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 961 states and 1303 transitions. [2023-11-24 22:55:03,668 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1303 transitions. [2023-11-24 22:55:03,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:55:03,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:03,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:03,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:04,202 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:55:04,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:04,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1305 states to 962 states and 1305 transitions. [2023-11-24 22:55:04,285 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1305 transitions. [2023-11-24 22:55:04,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 22:55:04,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:04,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:04,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:04,710 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:55:04,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:04,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 963 states and 1306 transitions. [2023-11-24 22:55:04,735 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1306 transitions. [2023-11-24 22:55:04,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 22:55:04,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:04,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:04,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:05,351 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-24 22:55:05,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:05,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1317 states to 969 states and 1317 transitions. [2023-11-24 22:55:05,897 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1317 transitions. [2023-11-24 22:55:05,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 22:55:05,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:05,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:06,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:06,561 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:55:06,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:07,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1321 states to 971 states and 1321 transitions. [2023-11-24 22:55:07,002 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1321 transitions. [2023-11-24 22:55:07,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:55:07,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:07,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:07,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:07,497 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-24 22:55:07,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:07,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1322 states to 972 states and 1322 transitions. [2023-11-24 22:55:07,528 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1322 transitions. [2023-11-24 22:55:07,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:55:07,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:07,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:07,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:08,030 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-24 22:55:08,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:08,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1321 states to 971 states and 1321 transitions. [2023-11-24 22:55:08,322 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1321 transitions. [2023-11-24 22:55:08,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 22:55:08,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:08,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:08,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:08,915 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:55:09,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:09,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 973 states and 1325 transitions. [2023-11-24 22:55:09,007 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 1325 transitions. [2023-11-24 22:55:09,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 22:55:09,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:09,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:09,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:09,525 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:55:09,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:09,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1329 states to 976 states and 1329 transitions. [2023-11-24 22:55:09,750 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1329 transitions. [2023-11-24 22:55:09,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 22:55:09,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:09,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:09,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:10,177 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-24 22:55:10,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:10,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 978 states and 1331 transitions. [2023-11-24 22:55:10,720 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1331 transitions. [2023-11-24 22:55:10,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 22:55:10,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:10,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:10,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:11,319 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-24 22:55:12,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:12,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1334 states to 979 states and 1334 transitions. [2023-11-24 22:55:12,260 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1334 transitions. [2023-11-24 22:55:12,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 22:55:12,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:12,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:12,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat