./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/head-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41263c7-ebfd-43b0-aef3-45a2f1e9b19e/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41263c7-ebfd-43b0-aef3-45a2f1e9b19e/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41263c7-ebfd-43b0-aef3-45a2f1e9b19e/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41263c7-ebfd-43b0-aef3-45a2f1e9b19e/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41263c7-ebfd-43b0-aef3-45a2f1e9b19e/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41263c7-ebfd-43b0-aef3-45a2f1e9b19e/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e7c6e6d6b508cc7e8b4b8b024471ff0eb17f579c7977a910bbe95623e5bb1a4e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:41:03,760 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:41:03,892 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41263c7-ebfd-43b0-aef3-45a2f1e9b19e/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:41:03,902 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:41:03,903 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:41:03,943 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:41:03,944 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:41:03,945 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:41:03,946 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:41:03,952 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:41:03,953 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:41:03,953 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:41:03,954 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:41:03,955 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:41:03,956 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:41:03,956 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:41:03,957 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:41:03,957 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:41:03,958 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:41:03,958 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:41:03,959 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:41:03,960 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:41:03,960 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:41:03,961 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:41:03,961 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:41:03,962 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:41:03,962 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:41:03,963 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:41:03,963 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:41:03,963 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:41:03,965 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:41:03,965 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:41:03,965 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_e41263c7-ebfd-43b0-aef3-45a2f1e9b19e/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41263c7-ebfd-43b0-aef3-45a2f1e9b19e/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7c6e6d6b508cc7e8b4b8b024471ff0eb17f579c7977a910bbe95623e5bb1a4e [2023-11-21 18:41:04,235 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:41:04,273 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:41:04,276 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:41:04,277 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:41:04,278 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:41:04,279 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41263c7-ebfd-43b0-aef3-45a2f1e9b19e/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/busybox-1.22.0/head-2.i [2023-11-21 18:41:07,453 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:41:08,038 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:41:08,039 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41263c7-ebfd-43b0-aef3-45a2f1e9b19e/sv-benchmarks/c/busybox-1.22.0/head-2.i [2023-11-21 18:41:08,081 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41263c7-ebfd-43b0-aef3-45a2f1e9b19e/bin/ukojak-verify-i0I2FZA1j2/data/29d2c0e88/1b724cb6219940148b361592e316e3b6/FLAG4c84f47c5 [2023-11-21 18:41:08,101 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41263c7-ebfd-43b0-aef3-45a2f1e9b19e/bin/ukojak-verify-i0I2FZA1j2/data/29d2c0e88/1b724cb6219940148b361592e316e3b6 [2023-11-21 18:41:08,106 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:41:08,108 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:41:08,109 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:41:08,110 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:41:08,115 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:41:08,116 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:41:08" (1/1) ... [2023-11-21 18:41:08,117 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19602a4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:08, skipping insertion in model container [2023-11-21 18:41:08,118 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:41:08" (1/1) ... [2023-11-21 18:41:08,227 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:41:09,757 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:41:09,792 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:41:10,100 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:41:10,332 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:10,332 WARN L675 CHandler]: The function strtoull is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:10,332 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:10,333 WARN L675 CHandler]: The function fopen is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:10,333 WARN L675 CHandler]: The function ferror is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:10,333 WARN L675 CHandler]: The function fclose is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:10,333 WARN L675 CHandler]: The function putchar is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:10,333 WARN L675 CHandler]: The function fputs is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:10,334 WARN L675 CHandler]: The function fgetc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:10,342 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:41:10,342 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:10 WrapperNode [2023-11-21 18:41:10,343 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:41:10,344 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:41:10,344 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:41:10,344 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:41:10,353 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:10" (1/1) ... [2023-11-21 18:41:10,404 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:10" (1/1) ... [2023-11-21 18:41:10,485 INFO L138 Inliner]: procedures = 581, calls = 371, calls flagged for inlining = 30, calls inlined = 28, statements flattened = 1128 [2023-11-21 18:41:10,486 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:41:10,486 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:41:10,487 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:41:10,487 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:41:10,498 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:10" (1/1) ... [2023-11-21 18:41:10,504 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:10" (1/1) ... [2023-11-21 18:41:10,528 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:10" (1/1) ... [2023-11-21 18:41:10,529 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:10" (1/1) ... [2023-11-21 18:41:10,578 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:10" (1/1) ... [2023-11-21 18:41:10,589 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:10" (1/1) ... [2023-11-21 18:41:10,605 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:10" (1/1) ... [2023-11-21 18:41:10,614 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:10" (1/1) ... [2023-11-21 18:41:10,634 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:41:10,635 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:41:10,636 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:41:10,636 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:41:10,637 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:10" (1/1) ... [2023-11-21 18:41:10,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:41:10,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41263c7-ebfd-43b0-aef3-45a2f1e9b19e/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:41:10,672 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41263c7-ebfd-43b0-aef3-45a2f1e9b19e/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:41:10,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41263c7-ebfd-43b0-aef3-45a2f1e9b19e/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:41:10,725 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2023-11-21 18:41:10,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc [2023-11-21 18:41:10,726 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc [2023-11-21 18:41:10,726 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_getc [2023-11-21 18:41:10,726 INFO L138 BoogieDeclarations]: Found implementation of procedure _IO_getc [2023-11-21 18:41:10,726 INFO L130 BoogieDeclarations]: Found specification of procedure xrealloc [2023-11-21 18:41:10,726 INFO L138 BoogieDeclarations]: Found implementation of procedure xrealloc [2023-11-21 18:41:10,727 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-21 18:41:10,727 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:41:10,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-21 18:41:10,727 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-21 18:41:10,727 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-21 18:41:10,728 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2023-11-21 18:41:10,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-21 18:41:10,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:41:10,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:41:10,731 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2023-11-21 18:41:10,731 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-21 18:41:10,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:41:10,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:41:10,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:41:10,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:41:10,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-21 18:41:10,733 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-21 18:41:10,734 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-21 18:41:10,734 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-21 18:41:10,734 INFO L130 BoogieDeclarations]: Found specification of procedure getopt [2023-11-21 18:41:10,735 INFO L138 BoogieDeclarations]: Found implementation of procedure getopt [2023-11-21 18:41:10,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-21 18:41:10,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-21 18:41:10,735 INFO L130 BoogieDeclarations]: Found specification of procedure bb_simple_perror_msg [2023-11-21 18:41:10,735 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_simple_perror_msg [2023-11-21 18:41:10,736 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2023-11-21 18:41:10,736 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:41:10,738 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:41:10,738 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:41:10,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:41:10,739 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2023-11-21 18:41:10,739 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2023-11-21 18:41:10,739 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2023-11-21 18:41:10,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:41:10,740 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc_fgets [2023-11-21 18:41:10,741 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc_fgets [2023-11-21 18:41:10,741 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-21 18:41:10,741 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-21 18:41:10,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:41:11,212 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:41:11,215 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:41:12,622 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:41:13,003 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:41:13,004 INFO L308 CfgBuilder]: Removed 18 assume(true) statements. [2023-11-21 18:41:13,006 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:41:13 BoogieIcfgContainer [2023-11-21 18:41:13,006 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:41:13,008 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:41:13,008 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:41:13,020 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:41:13,020 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:41:13" (1/1) ... [2023-11-21 18:41:13,035 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:41:13,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:13,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 306 states and 421 transitions. [2023-11-21 18:41:13,150 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 421 transitions. [2023-11-21 18:41:13,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:41:13,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:13,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:13,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:13,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:13,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:13,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 308 states and 424 transitions. [2023-11-21 18:41:13,810 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 424 transitions. [2023-11-21 18:41:13,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:41:13,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:13,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:13,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:14,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:14,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:14,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 309 states and 425 transitions. [2023-11-21 18:41:14,058 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 425 transitions. [2023-11-21 18:41:14,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:41:14,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:14,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:14,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:14,287 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:14,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:14,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 311 states and 428 transitions. [2023-11-21 18:41:14,353 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 428 transitions. [2023-11-21 18:41:14,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:41:14,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:14,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:14,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:14,540 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:41:14,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:14,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 310 states and 427 transitions. [2023-11-21 18:41:14,630 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 427 transitions. [2023-11-21 18:41:14,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:41:14,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:14,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:14,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:14,875 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:14,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:14,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 311 states and 428 transitions. [2023-11-21 18:41:14,955 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 428 transitions. [2023-11-21 18:41:14,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:41:14,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:14,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:14,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:15,114 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:41:15,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:15,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 310 states and 427 transitions. [2023-11-21 18:41:15,276 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 427 transitions. [2023-11-21 18:41:15,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:41:15,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:15,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:15,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:15,419 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:41:15,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:15,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 309 states and 426 transitions. [2023-11-21 18:41:15,457 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 426 transitions. [2023-11-21 18:41:15,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:41:15,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:15,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:15,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:15,781 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:15,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:15,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 312 states and 429 transitions. [2023-11-21 18:41:15,998 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 429 transitions. [2023-11-21 18:41:15,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:41:15,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:15,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:16,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:16,213 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:16,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:16,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 315 states and 432 transitions. [2023-11-21 18:41:16,376 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 432 transitions. [2023-11-21 18:41:16,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:41:16,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:16,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:16,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:16,657 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:16,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:16,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 318 states and 435 transitions. [2023-11-21 18:41:16,869 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 435 transitions. [2023-11-21 18:41:16,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:41:16,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:16,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:16,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:17,159 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:17,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:17,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 321 states and 438 transitions. [2023-11-21 18:41:17,351 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 438 transitions. [2023-11-21 18:41:17,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:41:17,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:17,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:17,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:17,745 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:17,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:17,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 324 states and 441 transitions. [2023-11-21 18:41:17,997 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 441 transitions. [2023-11-21 18:41:17,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:41:17,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:17,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:18,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:18,438 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:18,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:18,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 327 states and 444 transitions. [2023-11-21 18:41:18,711 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 444 transitions. [2023-11-21 18:41:18,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:41:18,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:18,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:18,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:19,126 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:19,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:19,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 330 states and 447 transitions. [2023-11-21 18:41:19,452 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 447 transitions. [2023-11-21 18:41:19,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:41:19,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:19,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:19,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:19,974 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:20,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:20,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 333 states and 449 transitions. [2023-11-21 18:41:20,178 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 449 transitions. [2023-11-21 18:41:20,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:41:20,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:20,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:20,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:20,586 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:41:20,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:20,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 332 states and 448 transitions. [2023-11-21 18:41:20,849 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 448 transitions. [2023-11-21 18:41:20,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:41:20,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:20,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:20,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:21,043 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:41:21,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:21,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 331 states and 447 transitions. [2023-11-21 18:41:21,076 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 447 transitions. [2023-11-21 18:41:21,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:41:21,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:21,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:21,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:21,298 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:41:21,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:21,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 330 states and 446 transitions. [2023-11-21 18:41:21,459 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 446 transitions. [2023-11-21 18:41:21,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:41:21,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:21,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:21,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:21,705 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:41:21,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:21,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 332 states and 449 transitions. [2023-11-21 18:41:21,795 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 449 transitions. [2023-11-21 18:41:21,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:41:21,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:21,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:21,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:22,004 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:41:22,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:22,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 333 states and 450 transitions. [2023-11-21 18:41:22,029 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 450 transitions. [2023-11-21 18:41:22,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:41:22,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:22,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:22,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:22,150 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:41:22,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:22,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 332 states and 449 transitions. [2023-11-21 18:41:22,167 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 449 transitions. [2023-11-21 18:41:22,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:41:22,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:22,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:22,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:22,277 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:41:22,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:22,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 331 states and 448 transitions. [2023-11-21 18:41:22,294 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 448 transitions. [2023-11-21 18:41:22,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:41:22,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:22,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:22,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:22,572 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:41:22,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:22,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 333 states and 451 transitions. [2023-11-21 18:41:22,746 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 451 transitions. [2023-11-21 18:41:22,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:41:22,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:22,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:22,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:22,988 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-21 18:41:23,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:23,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 339 states and 462 transitions. [2023-11-21 18:41:23,394 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 462 transitions. [2023-11-21 18:41:23,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:41:23,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:23,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:23,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:23,633 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-21 18:41:23,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:23,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 338 states and 461 transitions. [2023-11-21 18:41:23,896 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 461 transitions. [2023-11-21 18:41:23,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:41:23,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:23,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:23,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:24,115 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-21 18:41:24,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:24,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 339 states and 462 transitions. [2023-11-21 18:41:24,144 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 462 transitions. [2023-11-21 18:41:24,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:41:24,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:24,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:24,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:24,272 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:41:24,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:24,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 335 states and 457 transitions. [2023-11-21 18:41:24,290 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 457 transitions. [2023-11-21 18:41:24,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:41:24,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:24,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:24,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:24,484 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-21 18:41:24,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:24,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 337 states and 460 transitions. [2023-11-21 18:41:24,883 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 460 transitions. [2023-11-21 18:41:24,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:41:24,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:24,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:24,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:25,212 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-21 18:41:25,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:25,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 339 states and 464 transitions. [2023-11-21 18:41:25,732 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 464 transitions. [2023-11-21 18:41:25,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:41:25,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:25,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:25,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:26,265 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:41:26,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:26,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 340 states and 466 transitions. [2023-11-21 18:41:26,754 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 466 transitions. [2023-11-21 18:41:26,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:41:26,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:26,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:26,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:26,952 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-21 18:41:27,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:27,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 342 states and 467 transitions. [2023-11-21 18:41:27,228 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 467 transitions. [2023-11-21 18:41:27,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:41:27,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:27,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:27,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:27,529 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-21 18:41:27,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:27,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 343 states and 468 transitions. [2023-11-21 18:41:27,836 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 468 transitions. [2023-11-21 18:41:27,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:41:27,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:27,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:27,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:28,055 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-21 18:41:28,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:28,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 344 states and 469 transitions. [2023-11-21 18:41:28,297 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 469 transitions. [2023-11-21 18:41:28,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:41:28,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:28,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:28,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:28,689 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-21 18:41:30,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:30,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 353 states and 486 transitions. [2023-11-21 18:41:30,266 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 486 transitions. [2023-11-21 18:41:30,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:41:30,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:30,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:30,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:30,477 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2023-11-21 18:41:30,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:30,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 353 states and 485 transitions. [2023-11-21 18:41:30,871 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 485 transitions. [2023-11-21 18:41:30,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:41:30,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:30,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:31,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:31,299 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:41:31,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:31,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 356 states and 488 transitions. [2023-11-21 18:41:31,969 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 488 transitions. [2023-11-21 18:41:31,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:41:31,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:31,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:32,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:32,298 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:41:32,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:32,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 359 states and 491 transitions. [2023-11-21 18:41:32,837 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 491 transitions. [2023-11-21 18:41:32,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-21 18:41:32,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:32,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:32,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:33,259 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:41:33,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:33,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 362 states and 494 transitions. [2023-11-21 18:41:33,836 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 494 transitions. [2023-11-21 18:41:33,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-21 18:41:33,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:33,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:33,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:34,286 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 1 proven. 35 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:41:34,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:34,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 365 states and 497 transitions. [2023-11-21 18:41:34,921 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 497 transitions. [2023-11-21 18:41:34,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-21 18:41:34,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:34,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:35,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:35,462 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 1 proven. 51 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:41:36,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:36,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 368 states and 500 transitions. [2023-11-21 18:41:36,076 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 500 transitions. [2023-11-21 18:41:36,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-21 18:41:36,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:36,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:36,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:36,617 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 1 proven. 70 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:41:37,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:37,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 371 states and 503 transitions. [2023-11-21 18:41:37,327 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 503 transitions. [2023-11-21 18:41:37,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-21 18:41:37,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:37,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:37,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:37,915 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 1 proven. 92 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:41:38,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:38,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 374 states and 506 transitions. [2023-11-21 18:41:38,686 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 506 transitions. [2023-11-21 18:41:38,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-21 18:41:38,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:38,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:38,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:39,316 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 1 proven. 117 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:41:39,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:39,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 377 states and 508 transitions. [2023-11-21 18:41:39,800 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 508 transitions. [2023-11-21 18:41:39,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-21 18:41:39,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:39,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:39,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:41,451 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2023-11-21 18:41:48,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:48,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 419 states and 572 transitions. [2023-11-21 18:41:48,478 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 572 transitions. [2023-11-21 18:41:48,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-21 18:41:48,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:48,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:48,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:48,939 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked.