./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/head-3.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 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_6592c50d-6e4b-45cb-97ea-a74a46036956/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6592c50d-6e4b-45cb-97ea-a74a46036956/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_6592c50d-6e4b-45cb-97ea-a74a46036956/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6592c50d-6e4b-45cb-97ea-a74a46036956/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6592c50d-6e4b-45cb-97ea-a74a46036956/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_6592c50d-6e4b-45cb-97ea-a74a46036956/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 c5bd754d8b8f4ee0e5d64ce8be5479928d2ed38d23ef60f76e73d0a8955b4a59 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:32:01,907 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:32:01,979 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6592c50d-6e4b-45cb-97ea-a74a46036956/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 03:32:01,984 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:32:01,985 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:32:02,011 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:32:02,012 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:32:02,013 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:32:02,014 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:32:02,014 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:32:02,015 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:32:02,016 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:32:02,016 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:32:02,017 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:32:02,017 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:32:02,018 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:32:02,018 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:32:02,019 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:32:02,019 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:32:02,020 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:32:02,020 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:32:02,021 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:32:02,022 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:32:02,022 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:32:02,023 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:32:02,023 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:32:02,024 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:32:02,024 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:32:02,025 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:32:02,025 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:32:02,026 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:32:02,026 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:32:02,027 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_6592c50d-6e4b-45cb-97ea-a74a46036956/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6592c50d-6e4b-45cb-97ea-a74a46036956/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c5bd754d8b8f4ee0e5d64ce8be5479928d2ed38d23ef60f76e73d0a8955b4a59 [2023-11-19 03:32:02,288 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:32:02,322 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:32:02,324 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:32:02,327 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:32:02,327 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:32:02,328 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6592c50d-6e4b-45cb-97ea-a74a46036956/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/busybox-1.22.0/head-3.i [2023-11-19 03:32:05,458 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:32:05,913 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:32:05,914 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6592c50d-6e4b-45cb-97ea-a74a46036956/sv-benchmarks/c/busybox-1.22.0/head-3.i [2023-11-19 03:32:05,944 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6592c50d-6e4b-45cb-97ea-a74a46036956/bin/ukojak-verify-G8NBE6pJGL/data/ec6ee256c/402cbb88f6e14fee9458607c58695219/FLAG4949f4913 [2023-11-19 03:32:05,958 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6592c50d-6e4b-45cb-97ea-a74a46036956/bin/ukojak-verify-G8NBE6pJGL/data/ec6ee256c/402cbb88f6e14fee9458607c58695219 [2023-11-19 03:32:05,961 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:32:05,963 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:32:05,964 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:32:05,964 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:32:05,969 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:32:05,970 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:32:05" (1/1) ... [2023-11-19 03:32:05,971 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63394ca4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:05, skipping insertion in model container [2023-11-19 03:32:05,971 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:32:05" (1/1) ... [2023-11-19 03:32:06,045 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:32:07,399 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:32:07,438 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:32:07,740 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:32:07,884 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:32:07,884 WARN L675 CHandler]: The function strtoull is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:32:07,885 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:32:07,885 WARN L675 CHandler]: The function fopen is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:32:07,885 WARN L675 CHandler]: The function ferror is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:32:07,885 WARN L675 CHandler]: The function fclose is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:32:07,885 WARN L675 CHandler]: The function putchar is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:32:07,885 WARN L675 CHandler]: The function fputs is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:32:07,886 WARN L675 CHandler]: The function fgetc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:32:07,893 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:32:07,894 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:07 WrapperNode [2023-11-19 03:32:07,894 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:32:07,895 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:32:07,895 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:32:07,895 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:32:07,903 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:07" (1/1) ... [2023-11-19 03:32:07,952 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:07" (1/1) ... [2023-11-19 03:32:08,030 INFO L138 Inliner]: procedures = 581, calls = 371, calls flagged for inlining = 30, calls inlined = 28, statements flattened = 1136 [2023-11-19 03:32:08,031 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:32:08,032 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:32:08,032 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:32:08,032 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:32:08,042 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:07" (1/1) ... [2023-11-19 03:32:08,042 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:07" (1/1) ... [2023-11-19 03:32:08,060 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:07" (1/1) ... [2023-11-19 03:32:08,061 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:07" (1/1) ... [2023-11-19 03:32:08,108 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:07" (1/1) ... [2023-11-19 03:32:08,142 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:07" (1/1) ... [2023-11-19 03:32:08,153 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:07" (1/1) ... [2023-11-19 03:32:08,161 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:07" (1/1) ... [2023-11-19 03:32:08,177 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:32:08,178 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:32:08,178 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:32:08,179 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:32:08,179 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:07" (1/1) ... [2023-11-19 03:32:08,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:32:08,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6592c50d-6e4b-45cb-97ea-a74a46036956/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:32:08,214 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6592c50d-6e4b-45cb-97ea-a74a46036956/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:32:08,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6592c50d-6e4b-45cb-97ea-a74a46036956/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:32:08,252 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2023-11-19 03:32:08,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc [2023-11-19 03:32:08,253 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc [2023-11-19 03:32:08,253 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_getc [2023-11-19 03:32:08,253 INFO L138 BoogieDeclarations]: Found implementation of procedure _IO_getc [2023-11-19 03:32:08,253 INFO L130 BoogieDeclarations]: Found specification of procedure xrealloc [2023-11-19 03:32:08,253 INFO L138 BoogieDeclarations]: Found implementation of procedure xrealloc [2023-11-19 03:32:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-19 03:32:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:32:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 03:32:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-19 03:32:08,254 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-19 03:32:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2023-11-19 03:32:08,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 03:32:08,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:32:08,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:32:08,255 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2023-11-19 03:32:08,255 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-19 03:32:08,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:32:08,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:32:08,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:32:08,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:32:08,256 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-19 03:32:08,256 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-19 03:32:08,257 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-19 03:32:08,257 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-19 03:32:08,257 INFO L130 BoogieDeclarations]: Found specification of procedure getopt [2023-11-19 03:32:08,257 INFO L138 BoogieDeclarations]: Found implementation of procedure getopt [2023-11-19 03:32:08,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 03:32:08,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 03:32:08,258 INFO L130 BoogieDeclarations]: Found specification of procedure bb_simple_perror_msg [2023-11-19 03:32:08,258 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_simple_perror_msg [2023-11-19 03:32:08,258 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2023-11-19 03:32:08,258 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:32:08,258 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:32:08,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:32:08,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:32:08,259 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2023-11-19 03:32:08,259 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2023-11-19 03:32:08,259 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2023-11-19 03:32:08,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:32:08,259 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc_fgets [2023-11-19 03:32:08,260 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc_fgets [2023-11-19 03:32:08,260 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-19 03:32:08,260 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-19 03:32:08,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:32:08,790 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:32:08,793 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:32:09,992 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:32:10,342 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:32:10,343 INFO L302 CfgBuilder]: Removed 18 assume(true) statements. [2023-11-19 03:32:10,358 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:32:10 BoogieIcfgContainer [2023-11-19 03:32:10,358 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:32:10,359 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:32:10,359 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:32:10,370 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:32:10,371 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:32:10" (1/1) ... [2023-11-19 03:32:10,381 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:32:10,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:10,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 322 states and 437 transitions. [2023-11-19 03:32:10,453 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 437 transitions. [2023-11-19 03:32:10,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:32:10,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:10,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:10,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:11,183 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 03:32:11,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:11,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 324 states and 440 transitions. [2023-11-19 03:32:11,266 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 440 transitions. [2023-11-19 03:32:11,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:32:11,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:11,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:11,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:11,428 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 03:32:11,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:11,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 325 states and 441 transitions. [2023-11-19 03:32:11,448 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 441 transitions. [2023-11-19 03:32:11,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:32:11,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:11,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:11,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:11,647 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 03:32:11,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:11,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 327 states and 444 transitions. [2023-11-19 03:32:11,705 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 444 transitions. [2023-11-19 03:32:11,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:32:11,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:11,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:11,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:11,882 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 03:32:11,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:11,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 326 states and 443 transitions. [2023-11-19 03:32:11,992 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 443 transitions. [2023-11-19 03:32:11,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:32:11,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:11,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:12,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:12,239 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 03:32:12,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:12,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 327 states and 444 transitions. [2023-11-19 03:32:12,320 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 444 transitions. [2023-11-19 03:32:12,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:32:12,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:12,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:12,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:12,508 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 03:32:12,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:12,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 326 states and 443 transitions. [2023-11-19 03:32:12,662 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 443 transitions. [2023-11-19 03:32:12,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:32:12,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:12,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:12,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:12,846 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 03:32:12,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:12,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 325 states and 442 transitions. [2023-11-19 03:32:12,895 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 442 transitions. [2023-11-19 03:32:12,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:32:12,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:12,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:12,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:13,139 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 03:32:13,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:13,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 328 states and 445 transitions. [2023-11-19 03:32:13,365 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 445 transitions. [2023-11-19 03:32:13,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:32:13,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:13,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:13,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:13,576 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 03:32:13,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:13,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 331 states and 448 transitions. [2023-11-19 03:32:13,744 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 448 transitions. [2023-11-19 03:32:13,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:32:13,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:13,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:13,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:14,017 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 03:32:14,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:14,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 334 states and 451 transitions. [2023-11-19 03:32:14,196 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 451 transitions. [2023-11-19 03:32:14,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:32:14,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:14,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:14,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:14,563 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 03:32:14,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:14,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 337 states and 454 transitions. [2023-11-19 03:32:14,785 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 454 transitions. [2023-11-19 03:32:14,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:32:14,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:14,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:14,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:15,140 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 03:32:15,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:15,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 340 states and 457 transitions. [2023-11-19 03:32:15,396 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 457 transitions. [2023-11-19 03:32:15,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:32:15,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:15,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:15,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:15,754 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 03:32:16,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:16,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 343 states and 460 transitions. [2023-11-19 03:32:16,007 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 460 transitions. [2023-11-19 03:32:16,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:32:16,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:16,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:16,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:16,458 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 03:32:16,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:16,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 346 states and 463 transitions. [2023-11-19 03:32:16,762 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 463 transitions. [2023-11-19 03:32:16,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:32:16,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:16,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:16,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:17,094 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 03:32:17,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:17,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 349 states and 465 transitions. [2023-11-19 03:32:17,248 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 465 transitions. [2023-11-19 03:32:17,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:32:17,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:17,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:17,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:17,647 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 03:32:17,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:17,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 348 states and 464 transitions. [2023-11-19 03:32:17,846 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 464 transitions. [2023-11-19 03:32:17,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:32:17,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:17,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:17,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:18,064 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 03:32:18,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:18,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 347 states and 463 transitions. [2023-11-19 03:32:18,094 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 463 transitions. [2023-11-19 03:32:18,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:32:18,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:18,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:18,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:18,277 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:32:18,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:18,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 346 states and 462 transitions. [2023-11-19 03:32:18,416 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 462 transitions. [2023-11-19 03:32:18,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:32:18,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:18,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:18,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:18,691 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 03:32:18,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:18,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 348 states and 465 transitions. [2023-11-19 03:32:18,783 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 465 transitions. [2023-11-19 03:32:18,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:32:18,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:18,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:18,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:18,998 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 03:32:19,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:19,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 349 states and 466 transitions. [2023-11-19 03:32:19,026 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 466 transitions. [2023-11-19 03:32:19,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:32:19,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:19,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:19,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:19,142 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 03:32:19,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:19,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 348 states and 465 transitions. [2023-11-19 03:32:19,159 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 465 transitions. [2023-11-19 03:32:19,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:32:19,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:19,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:19,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:19,274 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 03:32:19,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:19,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 347 states and 464 transitions. [2023-11-19 03:32:19,291 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 464 transitions. [2023-11-19 03:32:19,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:32:19,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:19,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:19,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:19,575 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 03:32:19,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:19,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 349 states and 467 transitions. [2023-11-19 03:32:19,736 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 467 transitions. [2023-11-19 03:32:19,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:32:19,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:19,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:19,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:19,971 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 03:32:20,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:20,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 355 states and 478 transitions. [2023-11-19 03:32:20,462 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 478 transitions. [2023-11-19 03:32:20,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:32:20,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:20,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:20,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:20,682 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 03:32:20,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:20,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 354 states and 477 transitions. [2023-11-19 03:32:20,952 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 477 transitions. [2023-11-19 03:32:20,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:32:20,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:20,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:21,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:21,179 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 03:32:21,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:21,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 355 states and 478 transitions. [2023-11-19 03:32:21,205 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 478 transitions. [2023-11-19 03:32:21,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:32:21,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:21,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:21,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:21,308 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 03:32:21,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:21,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 351 states and 473 transitions. [2023-11-19 03:32:21,326 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 473 transitions. [2023-11-19 03:32:21,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:32:21,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:21,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:21,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:21,530 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 03:32:21,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:21,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 353 states and 476 transitions. [2023-11-19 03:32:21,954 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 476 transitions. [2023-11-19 03:32:21,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:32:21,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:21,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:22,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:22,285 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 03:32:22,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:22,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 355 states and 480 transitions. [2023-11-19 03:32:22,777 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 480 transitions. [2023-11-19 03:32:22,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:32:22,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:22,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:22,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:23,273 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 03:32:23,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:23,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 356 states and 482 transitions. [2023-11-19 03:32:23,967 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 482 transitions. [2023-11-19 03:32:23,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:32:23,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:23,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:24,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:24,208 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 03:32:24,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:24,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 358 states and 483 transitions. [2023-11-19 03:32:24,485 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 483 transitions. [2023-11-19 03:32:24,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:32:24,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:24,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:24,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:24,762 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 03:32:25,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:25,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 359 states and 484 transitions. [2023-11-19 03:32:25,055 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 484 transitions. [2023-11-19 03:32:25,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:32:25,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:25,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:25,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:25,247 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 03:32:25,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:25,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 360 states and 485 transitions. [2023-11-19 03:32:25,495 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 485 transitions. [2023-11-19 03:32:25,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:32:25,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:25,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:25,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:25,884 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 03:32:27,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:27,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 369 states and 502 transitions. [2023-11-19 03:32:27,490 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 502 transitions. [2023-11-19 03:32:27,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:32:27,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:27,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:27,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:27,683 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 03:32:27,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:27,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 369 states and 501 transitions. [2023-11-19 03:32:27,952 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 501 transitions. [2023-11-19 03:32:27,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:32:27,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:27,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:28,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:28,274 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:32:28,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:28,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 372 states and 504 transitions. [2023-11-19 03:32:28,964 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 504 transitions. [2023-11-19 03:32:28,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:32:28,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:28,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:29,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:29,354 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:32:29,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:29,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 375 states and 507 transitions. [2023-11-19 03:32:29,918 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 507 transitions. [2023-11-19 03:32:29,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 03:32:29,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:29,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:30,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:30,403 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:32:31,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:31,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 378 states and 510 transitions. [2023-11-19 03:32:31,083 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 510 transitions. [2023-11-19 03:32:31,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 03:32:31,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:31,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:31,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:31,561 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 1 proven. 35 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:32:32,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:32,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 381 states and 513 transitions. [2023-11-19 03:32:32,246 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 513 transitions. [2023-11-19 03:32:32,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 03:32:32,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:32,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:32,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:32,868 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 1 proven. 51 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:32:33,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:33,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 384 states and 516 transitions. [2023-11-19 03:32:33,582 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 516 transitions. [2023-11-19 03:32:33,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-19 03:32:33,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:33,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:33,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:34,133 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 1 proven. 70 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:32:34,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:34,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 387 states and 519 transitions. [2023-11-19 03:32:34,822 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 519 transitions. [2023-11-19 03:32:34,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-19 03:32:34,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:34,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:34,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:35,379 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 1 proven. 92 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:32:36,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:36,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 390 states and 522 transitions. [2023-11-19 03:32:36,159 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 522 transitions. [2023-11-19 03:32:36,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-19 03:32:36,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:36,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:36,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:36,603 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 1 proven. 117 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:32:37,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:37,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 393 states and 524 transitions. [2023-11-19 03:32:37,050 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 524 transitions. [2023-11-19 03:32:37,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-19 03:32:37,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:37,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:37,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:38,831 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2023-11-19 03:32:46,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:46,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 435 states and 588 transitions. [2023-11-19 03:32:46,191 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 588 transitions. [2023-11-19 03:32:46,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-19 03:32:46,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:46,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:46,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:46,734 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked.