./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/rm-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_0aeb4b07-538b-4e57-9785-96068799bc30/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aeb4b07-538b-4e57-9785-96068799bc30/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_0aeb4b07-538b-4e57-9785-96068799bc30/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aeb4b07-538b-4e57-9785-96068799bc30/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/rm-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aeb4b07-538b-4e57-9785-96068799bc30/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_0aeb4b07-538b-4e57-9785-96068799bc30/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 98b8c9945e108e03ae0147f47aa3594ac134e1706a3b8ed0d0bfef5164076027 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:14:52,085 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:14:52,187 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aeb4b07-538b-4e57-9785-96068799bc30/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 03:14:52,192 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:14:52,192 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:14:52,232 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:14:52,233 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:14:52,234 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:14:52,235 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:14:52,240 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:14:52,240 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:14:52,241 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:14:52,241 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:14:52,243 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:14:52,243 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:14:52,244 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:14:52,244 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:14:52,244 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:14:52,245 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:14:52,245 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:14:52,245 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:14:52,246 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:14:52,247 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:14:52,247 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:14:52,248 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:14:52,250 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:14:52,250 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:14:52,250 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:14:52,251 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:14:52,251 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:14:52,252 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:14:52,253 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:14:52,253 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_0aeb4b07-538b-4e57-9785-96068799bc30/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aeb4b07-538b-4e57-9785-96068799bc30/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 98b8c9945e108e03ae0147f47aa3594ac134e1706a3b8ed0d0bfef5164076027 [2023-11-19 03:14:52,563 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:14:52,597 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:14:52,599 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:14:52,600 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:14:52,601 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:14:52,602 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aeb4b07-538b-4e57-9785-96068799bc30/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/busybox-1.22.0/rm-2.i [2023-11-19 03:14:55,715 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:14:56,208 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:14:56,208 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aeb4b07-538b-4e57-9785-96068799bc30/sv-benchmarks/c/busybox-1.22.0/rm-2.i [2023-11-19 03:14:56,248 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aeb4b07-538b-4e57-9785-96068799bc30/bin/ukojak-verify-G8NBE6pJGL/data/baccdec1a/23495124bd9e4c5d9bcdba6eb7c26756/FLAGd588e369b [2023-11-19 03:14:56,264 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aeb4b07-538b-4e57-9785-96068799bc30/bin/ukojak-verify-G8NBE6pJGL/data/baccdec1a/23495124bd9e4c5d9bcdba6eb7c26756 [2023-11-19 03:14:56,269 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:14:56,270 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:14:56,276 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:14:56,276 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:14:56,281 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:14:56,284 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:14:56" (1/1) ... [2023-11-19 03:14:56,285 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53b3a9ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:56, skipping insertion in model container [2023-11-19 03:14:56,286 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:14:56" (1/1) ... [2023-11-19 03:14:56,396 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:14:58,142 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:14:58,175 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:14:58,349 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:14:58,683 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:14:58,683 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:14:58,684 WARN L675 CHandler]: The function strrchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:14:58,684 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:14:58,684 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:14:58,692 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:14:58,693 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:58 WrapperNode [2023-11-19 03:14:58,693 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:14:58,694 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:14:58,694 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:14:58,695 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:14:58,703 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:58" (1/1) ... [2023-11-19 03:14:58,802 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:58" (1/1) ... [2023-11-19 03:14:58,950 INFO L138 Inliner]: procedures = 665, calls = 522, calls flagged for inlining = 33, calls inlined = 32, statements flattened = 2258 [2023-11-19 03:14:58,950 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:14:58,951 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:14:58,951 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:14:58,952 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:14:58,961 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:58" (1/1) ... [2023-11-19 03:14:58,962 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:58" (1/1) ... [2023-11-19 03:14:58,978 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:58" (1/1) ... [2023-11-19 03:14:58,978 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:58" (1/1) ... [2023-11-19 03:14:59,050 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:58" (1/1) ... [2023-11-19 03:14:59,077 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:58" (1/1) ... [2023-11-19 03:14:59,100 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:58" (1/1) ... [2023-11-19 03:14:59,111 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:58" (1/1) ... [2023-11-19 03:14:59,129 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:14:59,130 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:14:59,130 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:14:59,130 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:14:59,131 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:58" (1/1) ... [2023-11-19 03:14:59,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:14:59,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aeb4b07-538b-4e57-9785-96068799bc30/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:14:59,164 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aeb4b07-538b-4e57-9785-96068799bc30/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:14:59,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aeb4b07-538b-4e57-9785-96068799bc30/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:14:59,246 INFO L130 BoogieDeclarations]: Found specification of procedure last_char_is [2023-11-19 03:14:59,246 INFO L138 BoogieDeclarations]: Found implementation of procedure last_char_is [2023-11-19 03:14:59,247 INFO L130 BoogieDeclarations]: Found specification of procedure vasprintf [2023-11-19 03:14:59,248 INFO L138 BoogieDeclarations]: Found implementation of procedure vasprintf [2023-11-19 03:14:59,248 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-19 03:14:59,248 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:14:59,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 03:14:59,249 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-19 03:14:59,249 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-19 03:14:59,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 03:14:59,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:14:59,249 INFO L130 BoogieDeclarations]: Found specification of procedure bb_ask_confirmation [2023-11-19 03:14:59,250 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_ask_confirmation [2023-11-19 03:14:59,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:14:59,250 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-19 03:14:59,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:14:59,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:14:59,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:14:59,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:14:59,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-19 03:14:59,252 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-19 03:14:59,253 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-19 03:14:59,253 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-19 03:14:59,253 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 03:14:59,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 03:14:59,253 INFO L130 BoogieDeclarations]: Found specification of procedure remove_file [2023-11-19 03:14:59,253 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_file [2023-11-19 03:14:59,254 INFO L130 BoogieDeclarations]: Found specification of procedure access [2023-11-19 03:14:59,254 INFO L138 BoogieDeclarations]: Found implementation of procedure access [2023-11-19 03:14:59,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 03:14:59,255 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 03:14:59,255 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:14:59,255 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:14:59,255 INFO L130 BoogieDeclarations]: Found specification of procedure fprintf [2023-11-19 03:14:59,256 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:14:59,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:14:59,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 03:14:59,257 INFO L130 BoogieDeclarations]: Found specification of procedure bb_show_usage [2023-11-19 03:14:59,257 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_show_usage [2023-11-19 03:14:59,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:14:59,258 INFO L130 BoogieDeclarations]: Found specification of procedure bb_perror_msg [2023-11-19 03:14:59,258 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_perror_msg [2023-11-19 03:14:59,258 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2023-11-19 03:14:59,258 INFO L130 BoogieDeclarations]: Found specification of procedure isatty [2023-11-19 03:14:59,258 INFO L138 BoogieDeclarations]: Found implementation of procedure isatty [2023-11-19 03:14:59,259 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-19 03:14:59,259 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-19 03:14:59,259 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-19 03:14:59,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:14:59,259 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg [2023-11-19 03:14:59,259 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg [2023-11-19 03:14:59,815 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:14:59,818 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:15:01,995 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:15:02,835 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:15:02,835 INFO L302 CfgBuilder]: Removed 31 assume(true) statements. [2023-11-19 03:15:02,851 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:15:02 BoogieIcfgContainer [2023-11-19 03:15:02,851 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:15:02,853 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:15:02,853 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:15:02,864 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:15:02,864 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:15:02" (1/1) ... [2023-11-19 03:15:02,875 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:15:02,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:02,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 527 states and 742 transitions. [2023-11-19 03:15:02,994 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 742 transitions. [2023-11-19 03:15:02,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:15:02,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:02,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:03,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:03,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:03,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:03,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 529 states and 745 transitions. [2023-11-19 03:15:03,687 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 745 transitions. [2023-11-19 03:15:03,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:15:03,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:03,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:03,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:03,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:03,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:03,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 530 states and 746 transitions. [2023-11-19 03:15:03,868 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 746 transitions. [2023-11-19 03:15:03,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:15:03,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:03,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:03,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:04,072 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:04,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:04,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 532 states and 749 transitions. [2023-11-19 03:15:04,131 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 749 transitions. [2023-11-19 03:15:04,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:15:04,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:04,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:04,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:04,281 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:15:04,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:04,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 531 states and 748 transitions. [2023-11-19 03:15:04,377 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 748 transitions. [2023-11-19 03:15:04,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:15:04,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:04,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:04,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:04,548 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:04,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:04,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 532 states and 749 transitions. [2023-11-19 03:15:04,610 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 749 transitions. [2023-11-19 03:15:04,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:15:04,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:04,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:04,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:04,748 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:15:04,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:04,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 531 states and 748 transitions. [2023-11-19 03:15:04,888 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 748 transitions. [2023-11-19 03:15:04,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:15:04,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:04,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:04,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:05,007 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:15:05,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:05,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 530 states and 747 transitions. [2023-11-19 03:15:05,045 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 747 transitions. [2023-11-19 03:15:05,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:15:05,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:05,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:05,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:05,284 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:05,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:05,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 533 states and 750 transitions. [2023-11-19 03:15:05,505 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 750 transitions. [2023-11-19 03:15:05,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:15:05,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:05,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:05,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:05,784 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:05,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:05,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 536 states and 753 transitions. [2023-11-19 03:15:05,952 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 753 transitions. [2023-11-19 03:15:05,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:15:05,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:05,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:06,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:06,203 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:06,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:06,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 539 states and 756 transitions. [2023-11-19 03:15:06,420 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 756 transitions. [2023-11-19 03:15:06,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:15:06,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:06,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:06,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:06,725 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:06,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:06,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 542 states and 759 transitions. [2023-11-19 03:15:06,924 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 759 transitions. [2023-11-19 03:15:06,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:15:06,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:06,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:06,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:07,262 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:07,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:07,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 545 states and 762 transitions. [2023-11-19 03:15:07,489 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 762 transitions. [2023-11-19 03:15:07,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:15:07,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:07,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:07,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:07,825 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:08,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:08,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 548 states and 765 transitions. [2023-11-19 03:15:08,070 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 765 transitions. [2023-11-19 03:15:08,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:15:08,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:08,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:08,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:08,404 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:08,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:08,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 551 states and 768 transitions. [2023-11-19 03:15:08,639 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 768 transitions. [2023-11-19 03:15:08,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:15:08,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:08,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:08,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:08,993 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:09,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:09,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 554 states and 770 transitions. [2023-11-19 03:15:09,151 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 770 transitions. [2023-11-19 03:15:09,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:15:09,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:09,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:09,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:09,477 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:15:09,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:09,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 553 states and 769 transitions. [2023-11-19 03:15:09,696 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 769 transitions. [2023-11-19 03:15:09,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:15:09,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:09,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:09,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:09,854 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:15:09,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:09,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 552 states and 768 transitions. [2023-11-19 03:15:09,879 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 768 transitions. [2023-11-19 03:15:09,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:15:09,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:09,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:09,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:10,047 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:15:10,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:10,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 551 states and 767 transitions. [2023-11-19 03:15:10,187 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 767 transitions. [2023-11-19 03:15:10,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:15:10,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:10,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:10,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:10,460 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:15:10,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:10,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 552 states and 769 transitions. [2023-11-19 03:15:10,537 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 769 transitions. [2023-11-19 03:15:10,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:15:10,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:10,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:10,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:10,736 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:15:10,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:10,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 553 states and 770 transitions. [2023-11-19 03:15:10,759 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 770 transitions. [2023-11-19 03:15:10,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:15:10,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:10,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:10,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:10,943 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:15:10,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:10,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 554 states and 771 transitions. [2023-11-19 03:15:10,967 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 771 transitions. [2023-11-19 03:15:10,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:15:10,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:10,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:11,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:11,166 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:15:11,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:11,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 557 states and 775 transitions. [2023-11-19 03:15:11,237 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 775 transitions. [2023-11-19 03:15:11,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:15:11,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:11,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:11,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:11,429 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:15:11,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:11,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 558 states and 776 transitions. [2023-11-19 03:15:11,454 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 776 transitions. [2023-11-19 03:15:11,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:15:11,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:11,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:11,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:11,662 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 03:15:12,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:12,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 564 states and 787 transitions. [2023-11-19 03:15:12,072 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 787 transitions. [2023-11-19 03:15:12,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:15:12,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:12,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:12,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:12,300 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:15:12,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:12,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 566 states and 791 transitions. [2023-11-19 03:15:12,660 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 791 transitions. [2023-11-19 03:15:12,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:15:12,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:12,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:12,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:12,838 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 03:15:12,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:12,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 567 states and 792 transitions. [2023-11-19 03:15:12,866 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 792 transitions. [2023-11-19 03:15:12,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:15:12,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:12,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:12,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:13,110 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 03:15:13,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:13,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 566 states and 791 transitions. [2023-11-19 03:15:13,374 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 791 transitions. [2023-11-19 03:15:13,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:15:13,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:13,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:13,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:13,627 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 03:15:13,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:13,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 569 states and 796 transitions. [2023-11-19 03:15:13,808 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 796 transitions. [2023-11-19 03:15:13,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:15:13,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:13,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:13,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:14,017 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-19 03:15:14,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:14,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 571 states and 798 transitions. [2023-11-19 03:15:14,464 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 798 transitions. [2023-11-19 03:15:14,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:15:14,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:14,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:14,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:14,824 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-19 03:15:15,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:15,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 572 states and 801 transitions. [2023-11-19 03:15:15,551 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 801 transitions. [2023-11-19 03:15:15,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:15:15,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:15,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:15,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:15,796 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 03:15:16,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:16,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 576 states and 806 transitions. [2023-11-19 03:15:16,133 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 806 transitions. [2023-11-19 03:15:16,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:15:16,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:16,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:16,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:16,303 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-19 03:15:16,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:16,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 577 states and 806 transitions. [2023-11-19 03:15:16,460 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 806 transitions. [2023-11-19 03:15:16,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:15:16,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:16,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:16,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:16,801 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:15:16,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:16,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 581 states and 811 transitions. [2023-11-19 03:15:16,924 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 811 transitions. [2023-11-19 03:15:16,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:15:16,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:16,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:16,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:17,279 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 03:15:17,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:17,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 580 states and 810 transitions. [2023-11-19 03:15:17,759 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 810 transitions. [2023-11-19 03:15:17,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:15:17,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:17,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:17,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:18,040 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-19 03:15:18,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:18,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 581 states and 811 transitions. [2023-11-19 03:15:18,381 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 811 transitions. [2023-11-19 03:15:18,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:15:18,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:18,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:18,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:18,661 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:15:18,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:18,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 582 states and 812 transitions. [2023-11-19 03:15:18,762 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 812 transitions. [2023-11-19 03:15:18,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:15:18,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:18,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:18,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:19,079 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 03:15:19,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:19,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 586 states and 817 transitions. [2023-11-19 03:15:19,311 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 817 transitions. [2023-11-19 03:15:19,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:15:19,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:19,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:19,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:19,572 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:15:19,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:19,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 587 states and 818 transitions. [2023-11-19 03:15:19,597 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 818 transitions. [2023-11-19 03:15:19,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:15:19,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:19,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:19,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:19,783 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-19 03:15:20,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:20,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 588 states and 820 transitions. [2023-11-19 03:15:20,078 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 820 transitions. [2023-11-19 03:15:20,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:15:20,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:20,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:20,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:20,276 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 03:15:20,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:20,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 589 states and 820 transitions. [2023-11-19 03:15:20,596 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 820 transitions. [2023-11-19 03:15:20,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:15:20,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:20,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:20,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:20,846 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:15:21,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:21,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 592 states and 824 transitions. [2023-11-19 03:15:21,149 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 824 transitions. [2023-11-19 03:15:21,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:15:21,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:21,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:21,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:21,449 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 03:15:21,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:21,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 596 states and 829 transitions. [2023-11-19 03:15:21,708 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 829 transitions. [2023-11-19 03:15:21,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:15:21,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:21,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:21,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:21,872 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:15:21,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:21,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 597 states and 830 transitions. [2023-11-19 03:15:21,903 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 830 transitions. [2023-11-19 03:15:21,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:15:21,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:21,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:21,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:22,197 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 03:15:23,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:23,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 606 states and 846 transitions. [2023-11-19 03:15:23,945 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 846 transitions. [2023-11-19 03:15:23,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:15:23,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:23,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:24,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:24,127 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 03:15:24,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:24,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 607 states and 847 transitions. [2023-11-19 03:15:24,639 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 847 transitions. [2023-11-19 03:15:24,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:15:24,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:24,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:24,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:24,893 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:15:24,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:24,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 609 states and 850 transitions. [2023-11-19 03:15:24,910 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 850 transitions. [2023-11-19 03:15:24,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:15:24,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:24,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:24,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:25,232 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 03:15:27,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:27,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 619 states and 866 transitions. [2023-11-19 03:15:27,268 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 866 transitions. [2023-11-19 03:15:27,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:15:27,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:27,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:27,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:27,562 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:15:27,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:27,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 618 states and 864 transitions. [2023-11-19 03:15:27,714 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 864 transitions. [2023-11-19 03:15:27,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:15:27,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:27,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:27,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:28,014 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:15:28,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:28,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 617 states and 863 transitions. [2023-11-19 03:15:28,134 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 863 transitions. [2023-11-19 03:15:28,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:15:28,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:28,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:28,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:28,373 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:15:28,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:28,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 616 states and 862 transitions. [2023-11-19 03:15:28,652 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 862 transitions. [2023-11-19 03:15:28,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:15:28,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:28,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:28,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:28,786 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:15:28,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:28,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 615 states and 861 transitions. [2023-11-19 03:15:28,808 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 861 transitions. [2023-11-19 03:15:28,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:15:28,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:28,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:28,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:29,056 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:15:29,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:29,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 614 states and 860 transitions. [2023-11-19 03:15:29,316 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 860 transitions. [2023-11-19 03:15:29,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:15:29,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:29,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:29,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:29,680 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:15:29,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:29,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 618 states and 865 transitions. [2023-11-19 03:15:29,979 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 865 transitions. [2023-11-19 03:15:29,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:15:29,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:29,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:30,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:30,199 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 03:15:30,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:30,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 620 states and 866 transitions. [2023-11-19 03:15:30,606 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 866 transitions. [2023-11-19 03:15:30,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:15:30,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:30,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:30,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:30,742 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:15:30,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:30,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 619 states and 865 transitions. [2023-11-19 03:15:30,773 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 865 transitions. [2023-11-19 03:15:30,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:15:30,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:30,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:30,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:31,216 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 03:15:31,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:31,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 623 states and 870 transitions. [2023-11-19 03:15:31,842 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 870 transitions. [2023-11-19 03:15:31,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:15:31,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:31,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:31,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:32,050 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-19 03:15:32,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:32,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 624 states and 870 transitions. [2023-11-19 03:15:32,065 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 870 transitions. [2023-11-19 03:15:32,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:15:32,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:32,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:32,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:32,299 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 03:15:32,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:32,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 626 states and 871 transitions. [2023-11-19 03:15:32,708 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 871 transitions. [2023-11-19 03:15:32,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:15:32,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:32,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:32,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:33,156 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 03:15:33,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:33,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 625 states and 870 transitions. [2023-11-19 03:15:33,471 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 870 transitions. [2023-11-19 03:15:33,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:15:33,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:33,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:33,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:33,580 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:15:33,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:33,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 625 states and 866 transitions. [2023-11-19 03:15:33,602 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 866 transitions. [2023-11-19 03:15:33,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:15:33,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:33,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:33,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:34,346 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-19 03:15:34,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:34,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 627 states and 870 transitions. [2023-11-19 03:15:34,633 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 870 transitions. [2023-11-19 03:15:34,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 03:15:34,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:34,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:34,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:35,383 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-19 03:15:35,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:35,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 628 states and 872 transitions. [2023-11-19 03:15:35,867 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 872 transitions. [2023-11-19 03:15:35,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:15:35,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:35,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:35,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:36,287 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:15:36,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:36,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 632 states and 877 transitions. [2023-11-19 03:15:36,658 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 877 transitions. [2023-11-19 03:15:36,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 03:15:36,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:36,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:36,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:37,515 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked.