./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/fold-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c045e63-f06a-4ea2-a8ba-4d70a2269416/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c045e63-f06a-4ea2-a8ba-4d70a2269416/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c045e63-f06a-4ea2-a8ba-4d70a2269416/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c045e63-f06a-4ea2-a8ba-4d70a2269416/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/fold-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c045e63-f06a-4ea2-a8ba-4d70a2269416/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c045e63-f06a-4ea2-a8ba-4d70a2269416/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 19b189a1ba3eb9343adde9da761600e9b854be7f2b58b0ffa70044b04c969116 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:50:04,268 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:50:04,391 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c045e63-f06a-4ea2-a8ba-4d70a2269416/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 02:50:04,400 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:50:04,401 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:50:04,440 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:50:04,442 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:50:04,442 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:50:04,444 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:50:04,448 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:50:04,450 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:50:04,450 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:50:04,451 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:50:04,453 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:50:04,453 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:50:04,454 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:50:04,454 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:50:04,454 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:50:04,455 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:50:04,456 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:50:04,456 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:50:04,457 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:50:04,457 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:50:04,458 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:50:04,458 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:50:04,459 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:50:04,459 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:50:04,460 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:50:04,460 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:50:04,461 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:50:04,462 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:50:04,462 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:50:04,463 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_2c045e63-f06a-4ea2-a8ba-4d70a2269416/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c045e63-f06a-4ea2-a8ba-4d70a2269416/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19b189a1ba3eb9343adde9da761600e9b854be7f2b58b0ffa70044b04c969116 [2023-11-19 02:50:04,725 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:50:04,755 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:50:04,758 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:50:04,759 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:50:04,760 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:50:04,761 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c045e63-f06a-4ea2-a8ba-4d70a2269416/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/busybox-1.22.0/fold-2.i [2023-11-19 02:50:07,905 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:50:08,381 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:50:08,382 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c045e63-f06a-4ea2-a8ba-4d70a2269416/sv-benchmarks/c/busybox-1.22.0/fold-2.i [2023-11-19 02:50:08,425 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c045e63-f06a-4ea2-a8ba-4d70a2269416/bin/ukojak-verify-G8NBE6pJGL/data/2686f5c66/9aebeedb7eb0412aa15f506f6261d44b/FLAG426e09fa4 [2023-11-19 02:50:08,443 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c045e63-f06a-4ea2-a8ba-4d70a2269416/bin/ukojak-verify-G8NBE6pJGL/data/2686f5c66/9aebeedb7eb0412aa15f506f6261d44b [2023-11-19 02:50:08,451 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:50:08,459 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:50:08,463 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:50:08,463 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:50:08,468 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:50:08,469 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:50:08" (1/1) ... [2023-11-19 02:50:08,470 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34f739cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:08, skipping insertion in model container [2023-11-19 02:50:08,471 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:50:08" (1/1) ... [2023-11-19 02:50:08,583 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:50:10,124 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:50:10,206 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:50:10,416 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:50:10,573 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:10,573 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:10,573 WARN L675 CHandler]: The function fopen is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:10,573 WARN L675 CHandler]: The function ferror is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:10,574 WARN L675 CHandler]: The function strstr is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:10,574 WARN L675 CHandler]: The function fclose is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:10,574 WARN L675 CHandler]: The function putchar is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:10,575 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:10,575 WARN L675 CHandler]: The function fwrite is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:10,575 WARN L675 CHandler]: The function fgetc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:10,583 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:50:10,583 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:10 WrapperNode [2023-11-19 02:50:10,584 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:50:10,585 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:50:10,586 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:50:10,586 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:50:10,593 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:10" (1/1) ... [2023-11-19 02:50:10,701 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:10" (1/1) ... [2023-11-19 02:50:10,794 INFO L138 Inliner]: procedures = 581, calls = 481, calls flagged for inlining = 28, calls inlined = 26, statements flattened = 1829 [2023-11-19 02:50:10,795 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:50:10,795 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:50:10,796 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:50:10,796 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:50:10,808 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:10" (1/1) ... [2023-11-19 02:50:10,815 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:10" (1/1) ... [2023-11-19 02:50:10,831 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:10" (1/1) ... [2023-11-19 02:50:10,839 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:10" (1/1) ... [2023-11-19 02:50:10,924 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:10" (1/1) ... [2023-11-19 02:50:10,940 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:10" (1/1) ... [2023-11-19 02:50:10,954 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:10" (1/1) ... [2023-11-19 02:50:10,966 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:10" (1/1) ... [2023-11-19 02:50:10,986 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:50:10,987 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:50:10,987 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:50:10,987 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:50:10,988 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:10" (1/1) ... [2023-11-19 02:50:10,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:50:11,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c045e63-f06a-4ea2-a8ba-4d70a2269416/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:50:11,022 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c045e63-f06a-4ea2-a8ba-4d70a2269416/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:50:11,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c045e63-f06a-4ea2-a8ba-4d70a2269416/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:50:11,068 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2023-11-19 02:50:11,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc [2023-11-19 02:50:11,068 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc [2023-11-19 02:50:11,069 INFO L130 BoogieDeclarations]: Found specification of procedure vasprintf [2023-11-19 02:50:11,069 INFO L138 BoogieDeclarations]: Found implementation of procedure vasprintf [2023-11-19 02:50:11,069 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-19 02:50:11,069 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2023-11-19 02:50:11,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:50:11,069 INFO L130 BoogieDeclarations]: Found specification of procedure adjust_column [2023-11-19 02:50:11,069 INFO L138 BoogieDeclarations]: Found implementation of procedure adjust_column [2023-11-19 02:50:11,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 02:50:11,070 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-19 02:50:11,070 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-19 02:50:11,071 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2023-11-19 02:50:11,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 02:50:11,072 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:50:11,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:50:11,072 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-19 02:50:11,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:50:11,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:50:11,072 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:50:11,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:50:11,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-19 02:50:11,074 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-19 02:50:11,074 INFO L130 BoogieDeclarations]: Found specification of procedure write2stdout [2023-11-19 02:50:11,075 INFO L138 BoogieDeclarations]: Found implementation of procedure write2stdout [2023-11-19 02:50:11,075 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-19 02:50:11,075 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-19 02:50:11,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 02:50:11,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 02:50:11,076 INFO L130 BoogieDeclarations]: Found specification of procedure bb_simple_perror_msg [2023-11-19 02:50:11,076 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_simple_perror_msg [2023-11-19 02:50:11,076 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2023-11-19 02:50:11,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 02:50:11,077 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 02:50:11,077 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:50:11,077 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:50:11,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:50:11,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 02:50:11,078 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2023-11-19 02:50:11,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 02:50:11,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2023-11-19 02:50:11,078 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2023-11-19 02:50:11,078 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2023-11-19 02:50:11,078 INFO L130 BoogieDeclarations]: Found specification of procedure xatou_range [2023-11-19 02:50:11,079 INFO L138 BoogieDeclarations]: Found implementation of procedure xatou_range [2023-11-19 02:50:11,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:50:11,079 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-19 02:50:11,079 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-19 02:50:11,079 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-19 02:50:11,079 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite [2023-11-19 02:50:11,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:50:11,571 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:50:11,574 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:50:13,224 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:50:14,057 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:50:14,057 INFO L302 CfgBuilder]: Removed 34 assume(true) statements. [2023-11-19 02:50:14,066 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:50:14 BoogieIcfgContainer [2023-11-19 02:50:14,066 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:50:14,067 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:50:14,068 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:50:14,078 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:50:14,078 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:50:14" (1/1) ... [2023-11-19 02:50:14,088 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:50:14,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:14,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 468 states and 653 transitions. [2023-11-19 02:50:14,160 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 653 transitions. [2023-11-19 02:50:14,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:50:14,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:14,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:14,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:14,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:14,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:14,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 470 states and 656 transitions. [2023-11-19 02:50:14,888 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 656 transitions. [2023-11-19 02:50:14,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:50:14,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:14,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:14,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:15,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:15,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:15,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 471 states and 657 transitions. [2023-11-19 02:50:15,076 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 657 transitions. [2023-11-19 02:50:15,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:50:15,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:15,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:15,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:15,234 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:15,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:15,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 473 states and 660 transitions. [2023-11-19 02:50:15,286 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 660 transitions. [2023-11-19 02:50:15,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:50:15,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:15,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:15,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:15,450 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:50:15,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:15,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 472 states and 659 transitions. [2023-11-19 02:50:15,529 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 659 transitions. [2023-11-19 02:50:15,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:50:15,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:15,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:15,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:15,681 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:15,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:15,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 473 states and 660 transitions. [2023-11-19 02:50:15,748 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 660 transitions. [2023-11-19 02:50:15,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:50:15,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:15,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:15,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:15,980 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:50:16,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:16,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 472 states and 659 transitions. [2023-11-19 02:50:16,148 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 659 transitions. [2023-11-19 02:50:16,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:50:16,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:16,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:16,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:16,291 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 02:50:16,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:16,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 471 states and 658 transitions. [2023-11-19 02:50:16,331 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 658 transitions. [2023-11-19 02:50:16,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:50:16,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:16,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:16,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:16,513 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:16,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:16,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 474 states and 661 transitions. [2023-11-19 02:50:16,718 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 661 transitions. [2023-11-19 02:50:16,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:50:16,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:16,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:16,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:16,985 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:17,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:17,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 477 states and 664 transitions. [2023-11-19 02:50:17,143 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 664 transitions. [2023-11-19 02:50:17,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:50:17,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:17,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:17,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:17,437 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:17,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:17,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 480 states and 667 transitions. [2023-11-19 02:50:17,606 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 667 transitions. [2023-11-19 02:50:17,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:50:17,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:17,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:17,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:17,896 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:18,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:18,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 483 states and 670 transitions. [2023-11-19 02:50:18,096 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 670 transitions. [2023-11-19 02:50:18,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:50:18,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:18,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:18,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:18,395 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:18,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:18,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 486 states and 673 transitions. [2023-11-19 02:50:18,596 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 673 transitions. [2023-11-19 02:50:18,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:50:18,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:18,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:18,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:18,928 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:19,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:19,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 489 states and 676 transitions. [2023-11-19 02:50:19,147 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 676 transitions. [2023-11-19 02:50:19,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 02:50:19,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:19,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:19,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:19,492 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:19,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:19,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 492 states and 679 transitions. [2023-11-19 02:50:19,744 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 679 transitions. [2023-11-19 02:50:19,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:50:19,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:19,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:19,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:20,107 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:20,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:20,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 495 states and 681 transitions. [2023-11-19 02:50:20,261 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 681 transitions. [2023-11-19 02:50:20,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:50:20,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:20,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:20,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:20,737 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:50:20,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:20,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 494 states and 680 transitions. [2023-11-19 02:50:20,946 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 680 transitions. [2023-11-19 02:50:20,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 02:50:20,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:20,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:21,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:21,145 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:50:21,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:21,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 493 states and 679 transitions. [2023-11-19 02:50:21,173 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 679 transitions. [2023-11-19 02:50:21,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 02:50:21,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:21,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:21,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:21,371 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:50:21,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:21,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 492 states and 678 transitions. [2023-11-19 02:50:21,505 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 678 transitions. [2023-11-19 02:50:21,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 02:50:21,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:21,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:21,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:21,710 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:50:21,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:21,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 493 states and 680 transitions. [2023-11-19 02:50:21,812 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 680 transitions. [2023-11-19 02:50:21,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 02:50:21,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:21,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:21,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:22,002 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:50:22,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:22,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 494 states and 681 transitions. [2023-11-19 02:50:22,023 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 681 transitions. [2023-11-19 02:50:22,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 02:50:22,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:22,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:22,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:22,185 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:50:22,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:22,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 495 states and 682 transitions. [2023-11-19 02:50:22,207 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 682 transitions. [2023-11-19 02:50:22,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:50:22,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:22,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:22,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:22,413 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 02:50:22,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:22,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 501 states and 693 transitions. [2023-11-19 02:50:22,820 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 693 transitions. [2023-11-19 02:50:22,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:50:22,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:22,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:22,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:23,113 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:50:23,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:23,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 503 states and 697 transitions. [2023-11-19 02:50:23,453 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 697 transitions. [2023-11-19 02:50:23,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:50:23,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:23,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:23,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:23,727 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:50:23,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:23,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 507 states and 703 transitions. [2023-11-19 02:50:23,812 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 703 transitions. [2023-11-19 02:50:23,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:50:23,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:23,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:23,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:23,991 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 02:50:24,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:24,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 508 states and 704 transitions. [2023-11-19 02:50:24,017 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 704 transitions. [2023-11-19 02:50:24,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:50:24,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:24,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:24,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:24,230 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 02:50:24,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:24,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 507 states and 703 transitions. [2023-11-19 02:50:24,510 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 703 transitions. [2023-11-19 02:50:24,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:50:24,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:24,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:24,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:24,738 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:50:24,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:24,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 508 states and 704 transitions. [2023-11-19 02:50:24,771 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 704 transitions. [2023-11-19 02:50:24,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:50:24,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:24,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:24,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:24,906 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:50:24,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:24,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 507 states and 703 transitions. [2023-11-19 02:50:24,932 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 703 transitions. [2023-11-19 02:50:24,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:50:24,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:24,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:24,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:25,102 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-19 02:50:25,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:25,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 509 states and 705 transitions. [2023-11-19 02:50:25,516 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 705 transitions. [2023-11-19 02:50:25,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:50:25,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:25,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:25,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:25,872 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-19 02:50:26,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:26,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 510 states and 708 transitions. [2023-11-19 02:50:26,662 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 708 transitions. [2023-11-19 02:50:26,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:50:26,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:26,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:26,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:26,832 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:50:26,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:26,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 509 states and 707 transitions. [2023-11-19 02:50:26,850 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 707 transitions. [2023-11-19 02:50:26,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:50:26,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:26,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:26,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:27,132 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:50:27,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:27,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 512 states and 711 transitions. [2023-11-19 02:50:27,221 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 711 transitions. [2023-11-19 02:50:27,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:50:27,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:27,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:27,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:27,421 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:50:27,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:27,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 513 states and 712 transitions. [2023-11-19 02:50:27,444 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 712 transitions. [2023-11-19 02:50:27,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:50:27,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:27,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:27,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:27,708 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:50:27,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:27,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 512 states and 707 transitions. [2023-11-19 02:50:27,730 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 707 transitions. [2023-11-19 02:50:27,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:50:27,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:27,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:27,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:28,013 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:50:28,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:28,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 516 states and 715 transitions. [2023-11-19 02:50:28,227 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 715 transitions. [2023-11-19 02:50:28,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:50:28,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:28,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:28,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:28,400 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-19 02:50:28,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:28,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 517 states and 715 transitions. [2023-11-19 02:50:28,553 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 715 transitions. [2023-11-19 02:50:28,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:50:28,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:28,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:28,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:28,743 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:50:28,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:28,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 518 states and 716 transitions. [2023-11-19 02:50:28,761 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 716 transitions. [2023-11-19 02:50:28,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:50:28,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:28,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:28,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:29,090 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:50:29,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:29,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 523 states and 724 transitions. [2023-11-19 02:50:29,431 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 724 transitions. [2023-11-19 02:50:29,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 02:50:29,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:29,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:29,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:29,700 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-19 02:50:30,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:30,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 524 states and 725 transitions. [2023-11-19 02:50:30,007 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 725 transitions. [2023-11-19 02:50:30,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:50:30,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:30,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:30,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:30,285 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:50:30,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:30,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 527 states and 730 transitions. [2023-11-19 02:50:30,501 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 730 transitions. [2023-11-19 02:50:30,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:50:30,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:30,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:30,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:30,795 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:50:31,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:31,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 531 states and 735 transitions. [2023-11-19 02:50:31,171 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 735 transitions. [2023-11-19 02:50:31,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:50:31,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:31,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:31,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:31,355 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-19 02:50:31,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:31,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 532 states and 737 transitions. [2023-11-19 02:50:31,690 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 737 transitions. [2023-11-19 02:50:31,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:50:31,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:31,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:31,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:31,893 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-19 02:50:32,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:32,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 533 states and 737 transitions. [2023-11-19 02:50:32,172 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 737 transitions. [2023-11-19 02:50:32,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:50:32,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:32,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:32,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:32,382 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:50:32,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:32,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 538 states and 743 transitions. [2023-11-19 02:50:32,404 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 743 transitions. [2023-11-19 02:50:32,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:50:32,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:32,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:32,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:32,866 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2023-11-19 02:50:33,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:33,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 539 states and 745 transitions. [2023-11-19 02:50:33,387 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 745 transitions. [2023-11-19 02:50:33,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 02:50:33,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:33,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:33,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:33,692 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:50:33,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:33,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 544 states and 751 transitions. [2023-11-19 02:50:33,719 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 751 transitions. [2023-11-19 02:50:33,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 02:50:33,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:33,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:33,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:33,975 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:50:33,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:33,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 545 states and 752 transitions. [2023-11-19 02:50:33,998 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 752 transitions. [2023-11-19 02:50:33,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 02:50:33,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:33,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:34,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:34,301 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:50:34,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:34,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 550 states and 760 transitions. [2023-11-19 02:50:34,544 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 760 transitions. [2023-11-19 02:50:34,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 02:50:34,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:34,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:34,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:34,878 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:50:35,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:35,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 554 states and 765 transitions. [2023-11-19 02:50:35,046 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 765 transitions. [2023-11-19 02:50:35,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 02:50:35,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:35,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:35,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:35,421 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-11-19 02:50:35,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:35,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 553 states and 764 transitions. [2023-11-19 02:50:35,954 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 764 transitions. [2023-11-19 02:50:35,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 02:50:35,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:35,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:36,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:36,183 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:50:36,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:36,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 554 states and 765 transitions. [2023-11-19 02:50:36,229 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 765 transitions. [2023-11-19 02:50:36,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 02:50:36,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:36,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:36,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:36,520 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-19 02:50:38,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:38,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 563 states and 781 transitions. [2023-11-19 02:50:38,273 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 781 transitions. [2023-11-19 02:50:38,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 02:50:38,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:38,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:38,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:38,537 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2023-11-19 02:50:39,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:39,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 564 states and 782 transitions. [2023-11-19 02:50:39,045 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 782 transitions. [2023-11-19 02:50:39,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 02:50:39,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:39,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:39,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:39,404 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:50:39,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:39,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 565 states and 783 transitions. [2023-11-19 02:50:39,502 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 783 transitions. [2023-11-19 02:50:39,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 02:50:39,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:39,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:39,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:39,821 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:50:40,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:40,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 569 states and 788 transitions. [2023-11-19 02:50:40,077 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 788 transitions. [2023-11-19 02:50:40,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 02:50:40,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:40,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:40,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:40,376 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-19 02:50:42,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:42,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 579 states and 804 transitions. [2023-11-19 02:50:42,408 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 804 transitions. [2023-11-19 02:50:42,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 02:50:42,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:42,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:42,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:42,662 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:50:42,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:42,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 580 states and 805 transitions. [2023-11-19 02:50:42,682 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 805 transitions. [2023-11-19 02:50:42,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 02:50:42,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:42,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:42,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:42,869 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2023-11-19 02:50:42,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:42,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 584 states and 809 transitions. [2023-11-19 02:50:42,890 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 809 transitions. [2023-11-19 02:50:42,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:50:42,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:42,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:42,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:43,100 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-19 02:50:43,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:43,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 586 states and 810 transitions. [2023-11-19 02:50:43,471 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 810 transitions. [2023-11-19 02:50:43,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:50:43,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:43,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:43,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:43,788 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:50:43,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:43,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 591 states and 816 transitions. [2023-11-19 02:50:43,816 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 816 transitions. [2023-11-19 02:50:43,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:50:43,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:43,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:43,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:44,052 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2023-11-19 02:50:44,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:44,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 585 states and 809 transitions. [2023-11-19 02:50:44,081 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 809 transitions. [2023-11-19 02:50:44,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:50:44,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:44,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:44,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:44,488 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:50:44,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:44,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 590 states and 817 transitions. [2023-11-19 02:50:44,814 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 817 transitions. [2023-11-19 02:50:44,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 02:50:44,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:44,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:44,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:45,031 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-19 02:50:45,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:45,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 592 states and 818 transitions. [2023-11-19 02:50:45,436 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 818 transitions. [2023-11-19 02:50:45,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 02:50:45,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:45,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:45,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:45,630 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:50:45,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:45,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 595 states and 822 transitions. [2023-11-19 02:50:45,998 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 822 transitions. [2023-11-19 02:50:45,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 02:50:45,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:46,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:46,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:46,432 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:50:46,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:46,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 599 states and 827 transitions. [2023-11-19 02:50:46,766 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 827 transitions. [2023-11-19 02:50:46,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 02:50:46,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:46,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:46,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:47,006 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:50:47,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:47,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 600 states and 828 transitions. [2023-11-19 02:50:47,029 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 828 transitions. [2023-11-19 02:50:47,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 02:50:47,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:47,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:47,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:47,218 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:50:47,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:47,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 601 states and 829 transitions. [2023-11-19 02:50:47,239 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 829 transitions. [2023-11-19 02:50:47,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 02:50:47,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:47,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:47,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:47,440 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:50:47,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:47,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 603 states and 832 transitions. [2023-11-19 02:50:47,457 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 832 transitions. [2023-11-19 02:50:47,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 02:50:47,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:47,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:47,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:47,751 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:50:47,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:47,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 602 states and 830 transitions. [2023-11-19 02:50:47,888 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 830 transitions. [2023-11-19 02:50:47,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 02:50:47,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:47,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:47,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:48,194 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:50:48,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:48,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 601 states and 829 transitions. [2023-11-19 02:50:48,316 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 829 transitions. [2023-11-19 02:50:48,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 02:50:48,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:48,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:48,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:48,600 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:50:48,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:48,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 600 states and 828 transitions. [2023-11-19 02:50:48,939 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 828 transitions. [2023-11-19 02:50:48,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 02:50:48,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:48,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:49,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:49,101 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:50:49,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:49,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 599 states and 827 transitions. [2023-11-19 02:50:49,122 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 827 transitions. [2023-11-19 02:50:49,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 02:50:49,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:49,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:49,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:49,405 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:50:49,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:49,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 598 states and 826 transitions. [2023-11-19 02:50:49,695 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 826 transitions. [2023-11-19 02:50:49,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 02:50:49,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:49,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:49,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:50,073 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked.