./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/head-3.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44388aa9-8dd3-4c15-80d4-19e56e997e9b/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44388aa9-8dd3-4c15-80d4-19e56e997e9b/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44388aa9-8dd3-4c15-80d4-19e56e997e9b/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44388aa9-8dd3-4c15-80d4-19e56e997e9b/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44388aa9-8dd3-4c15-80d4-19e56e997e9b/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44388aa9-8dd3-4c15-80d4-19e56e997e9b/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c5bd754d8b8f4ee0e5d64ce8be5479928d2ed38d23ef60f76e73d0a8955b4a59 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:16:48,866 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:16:48,990 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44388aa9-8dd3-4c15-80d4-19e56e997e9b/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 20:16:49,002 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:16:49,003 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:16:49,041 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:16:49,043 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:16:49,044 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:16:49,045 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:16:49,050 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:16:49,051 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:16:49,052 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:16:49,052 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:16:49,054 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:16:49,055 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:16:49,055 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:16:49,056 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:16:49,056 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:16:49,057 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:16:49,057 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:16:49,057 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:16:49,059 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:16:49,059 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:16:49,060 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:16:49,060 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:16:49,061 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:16:49,061 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:16:49,062 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:16:49,062 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:16:49,063 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:16:49,064 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:16:49,065 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:16:49,065 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_44388aa9-8dd3-4c15-80d4-19e56e997e9b/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44388aa9-8dd3-4c15-80d4-19e56e997e9b/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c5bd754d8b8f4ee0e5d64ce8be5479928d2ed38d23ef60f76e73d0a8955b4a59 [2023-11-23 20:16:49,410 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:16:49,433 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:16:49,436 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:16:49,438 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:16:49,438 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:16:49,440 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44388aa9-8dd3-4c15-80d4-19e56e997e9b/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/busybox-1.22.0/head-3.i [2023-11-23 20:16:52,617 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:16:53,158 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:16:53,159 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44388aa9-8dd3-4c15-80d4-19e56e997e9b/sv-benchmarks/c/busybox-1.22.0/head-3.i [2023-11-23 20:16:53,264 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44388aa9-8dd3-4c15-80d4-19e56e997e9b/bin/ukojak-verify-1t5iHCbJaC/data/ec6889c06/b9bec2f734e64754a728439ef5b5416e/FLAG4c6b5ddad [2023-11-23 20:16:53,304 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44388aa9-8dd3-4c15-80d4-19e56e997e9b/bin/ukojak-verify-1t5iHCbJaC/data/ec6889c06/b9bec2f734e64754a728439ef5b5416e [2023-11-23 20:16:53,311 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:16:53,313 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:16:53,317 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:16:53,317 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:16:53,323 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:16:53,324 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:16:53" (1/1) ... [2023-11-23 20:16:53,325 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27f84d52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:53, skipping insertion in model container [2023-11-23 20:16:53,325 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:16:53" (1/1) ... [2023-11-23 20:16:53,427 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:16:54,906 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:16:54,950 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:16:55,117 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:16:55,362 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:16:55,362 WARN L675 CHandler]: The function strtoull is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:16:55,362 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:16:55,362 WARN L675 CHandler]: The function fopen is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:16:55,362 WARN L675 CHandler]: The function ferror is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:16:55,363 WARN L675 CHandler]: The function fclose is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:16:55,363 WARN L675 CHandler]: The function putchar is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:16:55,363 WARN L675 CHandler]: The function fputs is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:16:55,363 WARN L675 CHandler]: The function fgetc is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:16:55,371 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:16:55,372 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:55 WrapperNode [2023-11-23 20:16:55,372 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:16:55,374 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:16:55,374 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:16:55,374 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:16:55,382 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:55" (1/1) ... [2023-11-23 20:16:55,466 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:55" (1/1) ... [2023-11-23 20:16:55,580 INFO L138 Inliner]: procedures = 581, calls = 371, calls flagged for inlining = 30, calls inlined = 28, statements flattened = 1136 [2023-11-23 20:16:55,586 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:16:55,587 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:16:55,587 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:16:55,588 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:16:55,599 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:55" (1/1) ... [2023-11-23 20:16:55,599 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:55" (1/1) ... [2023-11-23 20:16:55,630 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:55" (1/1) ... [2023-11-23 20:16:55,632 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:55" (1/1) ... [2023-11-23 20:16:55,713 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:55" (1/1) ... [2023-11-23 20:16:55,741 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:55" (1/1) ... [2023-11-23 20:16:55,756 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:55" (1/1) ... [2023-11-23 20:16:55,783 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:55" (1/1) ... [2023-11-23 20:16:55,800 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:16:55,801 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:16:55,801 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:16:55,801 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:16:55,812 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:55" (1/1) ... [2023-11-23 20:16:55,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:16:55,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44388aa9-8dd3-4c15-80d4-19e56e997e9b/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:16:55,850 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44388aa9-8dd3-4c15-80d4-19e56e997e9b/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:16:55,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44388aa9-8dd3-4c15-80d4-19e56e997e9b/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:16:55,895 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2023-11-23 20:16:55,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc [2023-11-23 20:16:55,896 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc [2023-11-23 20:16:55,896 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_getc [2023-11-23 20:16:55,896 INFO L138 BoogieDeclarations]: Found implementation of procedure _IO_getc [2023-11-23 20:16:55,896 INFO L130 BoogieDeclarations]: Found specification of procedure xrealloc [2023-11-23 20:16:55,896 INFO L138 BoogieDeclarations]: Found implementation of procedure xrealloc [2023-11-23 20:16:55,896 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-23 20:16:55,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:16:55,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 20:16:55,897 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-23 20:16:55,897 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-23 20:16:55,897 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2023-11-23 20:16:55,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 20:16:55,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:16:55,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:16:55,900 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2023-11-23 20:16:55,900 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-23 20:16:55,900 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:16:55,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:16:55,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:16:55,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:16:55,901 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-23 20:16:55,901 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-23 20:16:55,901 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-23 20:16:55,902 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-23 20:16:55,902 INFO L130 BoogieDeclarations]: Found specification of procedure getopt [2023-11-23 20:16:55,902 INFO L138 BoogieDeclarations]: Found implementation of procedure getopt [2023-11-23 20:16:55,902 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 20:16:55,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 20:16:55,903 INFO L130 BoogieDeclarations]: Found specification of procedure bb_simple_perror_msg [2023-11-23 20:16:55,904 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_simple_perror_msg [2023-11-23 20:16:55,904 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2023-11-23 20:16:55,904 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:16:55,905 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:16:55,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:16:55,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:16:55,906 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2023-11-23 20:16:55,906 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2023-11-23 20:16:55,906 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2023-11-23 20:16:55,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:16:55,907 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc_fgets [2023-11-23 20:16:55,907 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc_fgets [2023-11-23 20:16:55,907 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-23 20:16:55,907 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-23 20:16:55,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:16:56,549 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:16:56,552 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:16:57,898 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:16:58,170 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:16:58,170 INFO L309 CfgBuilder]: Removed 18 assume(true) statements. [2023-11-23 20:16:58,172 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:16:58 BoogieIcfgContainer [2023-11-23 20:16:58,173 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:16:58,173 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:16:58,174 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:16:58,185 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:16:58,186 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:16:58" (1/1) ... [2023-11-23 20:16:58,196 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:16:58,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:58,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 322 states and 437 transitions. [2023-11-23 20:16:58,279 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 437 transitions. [2023-11-23 20:16:58,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:16:58,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:58,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:58,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:58,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:16:59,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:59,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 324 states and 440 transitions. [2023-11-23 20:16:59,095 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 440 transitions. [2023-11-23 20:16:59,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:16:59,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:59,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:59,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:59,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:16:59,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:59,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 325 states and 441 transitions. [2023-11-23 20:16:59,301 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 441 transitions. [2023-11-23 20:16:59,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:16:59,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:59,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:59,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:59,538 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:16:59,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:59,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 327 states and 444 transitions. [2023-11-23 20:16:59,602 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 444 transitions. [2023-11-23 20:16:59,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:16:59,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:59,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:59,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:59,790 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:16:59,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:59,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 326 states and 443 transitions. [2023-11-23 20:16:59,911 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 443 transitions. [2023-11-23 20:16:59,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:16:59,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:59,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:59,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:00,079 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:00,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:00,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 327 states and 444 transitions. [2023-11-23 20:17:00,148 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 444 transitions. [2023-11-23 20:17:00,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:17:00,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:00,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:00,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:00,387 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:00,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:00,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 326 states and 443 transitions. [2023-11-23 20:17:00,559 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 443 transitions. [2023-11-23 20:17:00,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:17:00,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:00,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:00,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:00,801 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:17:00,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:00,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 325 states and 442 transitions. [2023-11-23 20:17:00,842 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 442 transitions. [2023-11-23 20:17:00,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:17:00,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:00,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:00,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:01,067 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:01,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:01,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 328 states and 445 transitions. [2023-11-23 20:17:01,310 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 445 transitions. [2023-11-23 20:17:01,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:17:01,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:01,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:01,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:01,593 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:01,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:01,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 331 states and 448 transitions. [2023-11-23 20:17:01,772 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 448 transitions. [2023-11-23 20:17:01,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:17:01,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:01,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:01,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:02,090 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:02,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:02,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 334 states and 451 transitions. [2023-11-23 20:17:02,324 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 451 transitions. [2023-11-23 20:17:02,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:17:02,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:02,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:02,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:02,637 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:02,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:02,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 337 states and 454 transitions. [2023-11-23 20:17:02,854 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 454 transitions. [2023-11-23 20:17:02,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:17:02,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:02,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:02,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:03,193 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:03,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:03,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 340 states and 457 transitions. [2023-11-23 20:17:03,421 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 457 transitions. [2023-11-23 20:17:03,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:17:03,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:03,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:03,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:03,767 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:04,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:04,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 343 states and 460 transitions. [2023-11-23 20:17:04,022 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 460 transitions. [2023-11-23 20:17:04,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:17:04,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:04,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:04,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:04,469 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:04,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:04,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 346 states and 463 transitions. [2023-11-23 20:17:04,733 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 463 transitions. [2023-11-23 20:17:04,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:17:04,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:04,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:04,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:05,164 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:05,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:05,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 349 states and 465 transitions. [2023-11-23 20:17:05,325 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 465 transitions. [2023-11-23 20:17:05,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:17:05,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:05,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:05,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:05,690 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:17:05,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:05,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 348 states and 464 transitions. [2023-11-23 20:17:05,925 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 464 transitions. [2023-11-23 20:17:05,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:17:05,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:05,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:05,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:06,154 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:17:06,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:06,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 347 states and 463 transitions. [2023-11-23 20:17:06,194 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 463 transitions. [2023-11-23 20:17:06,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:17:06,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:06,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:06,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:06,404 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:17:06,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:06,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 346 states and 462 transitions. [2023-11-23 20:17:06,548 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 462 transitions. [2023-11-23 20:17:06,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:17:06,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:06,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:06,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:06,799 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:17:06,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:06,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 348 states and 465 transitions. [2023-11-23 20:17:06,883 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 465 transitions. [2023-11-23 20:17:06,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:17:06,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:06,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:06,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:07,083 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:17:07,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:07,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 349 states and 466 transitions. [2023-11-23 20:17:07,128 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 466 transitions. [2023-11-23 20:17:07,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:17:07,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:07,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:07,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:07,249 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:17:07,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:07,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 348 states and 465 transitions. [2023-11-23 20:17:07,266 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 465 transitions. [2023-11-23 20:17:07,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:17:07,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:07,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:07,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:07,382 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:17:07,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:07,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 347 states and 464 transitions. [2023-11-23 20:17:07,400 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 464 transitions. [2023-11-23 20:17:07,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:17:07,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:07,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:07,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:07,671 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:17:07,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:07,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 349 states and 467 transitions. [2023-11-23 20:17:07,834 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 467 transitions. [2023-11-23 20:17:07,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:17:07,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:07,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:07,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:08,119 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-23 20:17:08,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:08,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 355 states and 478 transitions. [2023-11-23 20:17:08,602 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 478 transitions. [2023-11-23 20:17:08,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:17:08,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:08,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:08,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:08,825 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-23 20:17:09,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:09,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 354 states and 477 transitions. [2023-11-23 20:17:09,105 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 477 transitions. [2023-11-23 20:17:09,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:17:09,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:09,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:09,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:09,289 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-23 20:17:09,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:09,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 355 states and 478 transitions. [2023-11-23 20:17:09,317 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 478 transitions. [2023-11-23 20:17:09,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:17:09,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:09,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:09,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:09,478 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:17:09,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:09,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 351 states and 473 transitions. [2023-11-23 20:17:09,495 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 473 transitions. [2023-11-23 20:17:09,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:17:09,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:09,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:09,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:09,816 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-23 20:17:10,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:10,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 350 states and 472 transitions. [2023-11-23 20:17:10,205 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 472 transitions. [2023-11-23 20:17:10,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:17:10,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:10,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:10,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:10,402 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-23 20:17:10,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:10,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 352 states and 475 transitions. [2023-11-23 20:17:10,903 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 475 transitions. [2023-11-23 20:17:10,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:17:10,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:10,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:11,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:11,506 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:17:12,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:12,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 353 states and 477 transitions. [2023-11-23 20:17:12,226 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 477 transitions. [2023-11-23 20:17:12,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:17:12,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:12,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:12,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:12,425 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-23 20:17:12,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:12,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 355 states and 478 transitions. [2023-11-23 20:17:12,725 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 478 transitions. [2023-11-23 20:17:12,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:17:12,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:12,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:12,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:12,987 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-23 20:17:13,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:13,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 356 states and 479 transitions. [2023-11-23 20:17:13,284 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 479 transitions. [2023-11-23 20:17:13,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:17:13,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:13,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:13,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:13,494 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-23 20:17:13,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:13,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 357 states and 480 transitions. [2023-11-23 20:17:13,729 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 480 transitions. [2023-11-23 20:17:13,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:17:13,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:13,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:13,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:14,112 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-23 20:17:15,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:15,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 366 states and 495 transitions. [2023-11-23 20:17:15,748 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 495 transitions. [2023-11-23 20:17:15,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:17:15,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:15,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:15,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:16,136 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:17:16,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:16,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 369 states and 498 transitions. [2023-11-23 20:17:16,900 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 498 transitions. [2023-11-23 20:17:16,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:17:16,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:16,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:16,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:17,257 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:17:17,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:17,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 372 states and 501 transitions. [2023-11-23 20:17:17,837 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 501 transitions. [2023-11-23 20:17:17,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 20:17:17,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:17,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:17,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:18,238 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:17:18,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:18,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 375 states and 504 transitions. [2023-11-23 20:17:18,852 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 504 transitions. [2023-11-23 20:17:18,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-23 20:17:18,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:18,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:18,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:19,247 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 1 proven. 35 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:17:19,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:19,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 378 states and 507 transitions. [2023-11-23 20:17:19,858 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 507 transitions. [2023-11-23 20:17:19,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-23 20:17:19,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:19,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:19,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:20,363 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 1 proven. 51 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:17:21,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:21,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 381 states and 510 transitions. [2023-11-23 20:17:21,016 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 510 transitions. [2023-11-23 20:17:21,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-23 20:17:21,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:21,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:21,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:21,555 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 1 proven. 70 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:17:22,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:22,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 384 states and 513 transitions. [2023-11-23 20:17:22,243 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 513 transitions. [2023-11-23 20:17:22,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-23 20:17:22,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:22,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:22,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:22,915 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 1 proven. 92 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:17:23,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:23,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 387 states and 516 transitions. [2023-11-23 20:17:23,624 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 516 transitions. [2023-11-23 20:17:23,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-23 20:17:23,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:23,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:23,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:24,197 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 1 proven. 117 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:17:24,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:24,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 390 states and 518 transitions. [2023-11-23 20:17:24,638 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 518 transitions. [2023-11-23 20:17:24,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-23 20:17:24,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:24,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:24,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:26,562 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2023-11-23 20:17:33,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:33,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 432 states and 581 transitions. [2023-11-23 20:17:33,505 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 581 transitions. [2023-11-23 20:17:33,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-23 20:17:33,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:33,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:33,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:33,990 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked.