./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/fold-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65150bf2-ed9a-4a04-829e-ffb31cb91900/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65150bf2-ed9a-4a04-829e-ffb31cb91900/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65150bf2-ed9a-4a04-829e-ffb31cb91900/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65150bf2-ed9a-4a04-829e-ffb31cb91900/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/fold-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65150bf2-ed9a-4a04-829e-ffb31cb91900/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65150bf2-ed9a-4a04-829e-ffb31cb91900/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 19b189a1ba3eb9343adde9da761600e9b854be7f2b58b0ffa70044b04c969116 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:21:57,670 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:21:57,782 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65150bf2-ed9a-4a04-829e-ffb31cb91900/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 20:21:57,785 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:21:57,786 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:21:57,821 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:21:57,823 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:21:57,824 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:21:57,825 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:21:57,830 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:21:57,831 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:21:57,831 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:21:57,832 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:21:57,834 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:21:57,834 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:21:57,835 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:21:57,835 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:21:57,835 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:21:57,836 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:21:57,836 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:21:57,837 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:21:57,838 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:21:57,838 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:21:57,839 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:21:57,839 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:21:57,840 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:21:57,840 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:21:57,841 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:21:57,841 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:21:57,842 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:21:57,843 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:21:57,843 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:21:57,844 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_65150bf2-ed9a-4a04-829e-ffb31cb91900/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65150bf2-ed9a-4a04-829e-ffb31cb91900/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19b189a1ba3eb9343adde9da761600e9b854be7f2b58b0ffa70044b04c969116 [2023-11-23 20:21:58,134 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:21:58,168 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:21:58,171 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:21:58,172 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:21:58,173 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:21:58,174 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65150bf2-ed9a-4a04-829e-ffb31cb91900/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/busybox-1.22.0/fold-2.i [2023-11-23 20:22:01,441 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:22:02,024 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:22:02,025 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65150bf2-ed9a-4a04-829e-ffb31cb91900/sv-benchmarks/c/busybox-1.22.0/fold-2.i [2023-11-23 20:22:02,069 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65150bf2-ed9a-4a04-829e-ffb31cb91900/bin/ukojak-verify-1t5iHCbJaC/data/a57e3729e/29244a7ef88e4931a0a1eea3c4e3522e/FLAG94579d99f [2023-11-23 20:22:02,085 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65150bf2-ed9a-4a04-829e-ffb31cb91900/bin/ukojak-verify-1t5iHCbJaC/data/a57e3729e/29244a7ef88e4931a0a1eea3c4e3522e [2023-11-23 20:22:02,088 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:22:02,090 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:22:02,091 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:22:02,092 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:22:02,097 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:22:02,098 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:22:02" (1/1) ... [2023-11-23 20:22:02,099 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@750a0f8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:02, skipping insertion in model container [2023-11-23 20:22:02,100 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:22:02" (1/1) ... [2023-11-23 20:22:02,202 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:22:03,866 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:22:03,905 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:22:04,061 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:22:04,292 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:22:04,292 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:22:04,292 WARN L675 CHandler]: The function fopen is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:22:04,292 WARN L675 CHandler]: The function ferror is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:22:04,293 WARN L675 CHandler]: The function strstr is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:22:04,293 WARN L675 CHandler]: The function fclose is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:22:04,293 WARN L675 CHandler]: The function putchar is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:22:04,293 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:22:04,294 WARN L675 CHandler]: The function fwrite is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:22:04,294 WARN L675 CHandler]: The function fgetc is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:22:04,302 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:22:04,303 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:04 WrapperNode [2023-11-23 20:22:04,303 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:22:04,305 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:22:04,305 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:22:04,305 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:22:04,313 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:04" (1/1) ... [2023-11-23 20:22:04,405 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:04" (1/1) ... [2023-11-23 20:22:04,515 INFO L138 Inliner]: procedures = 581, calls = 481, calls flagged for inlining = 28, calls inlined = 26, statements flattened = 1829 [2023-11-23 20:22:04,521 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:22:04,522 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:22:04,523 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:22:04,523 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:22:04,532 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:04" (1/1) ... [2023-11-23 20:22:04,533 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:04" (1/1) ... [2023-11-23 20:22:04,556 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:04" (1/1) ... [2023-11-23 20:22:04,568 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:04" (1/1) ... [2023-11-23 20:22:04,670 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:04" (1/1) ... [2023-11-23 20:22:04,705 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:04" (1/1) ... [2023-11-23 20:22:04,720 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:04" (1/1) ... [2023-11-23 20:22:04,748 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:04" (1/1) ... [2023-11-23 20:22:04,796 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:22:04,800 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:22:04,801 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:22:04,801 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:22:04,802 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:04" (1/1) ... [2023-11-23 20:22:04,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:22:04,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65150bf2-ed9a-4a04-829e-ffb31cb91900/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:22:04,840 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65150bf2-ed9a-4a04-829e-ffb31cb91900/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:22:04,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65150bf2-ed9a-4a04-829e-ffb31cb91900/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:22:04,930 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2023-11-23 20:22:04,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc [2023-11-23 20:22:04,931 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc [2023-11-23 20:22:04,931 INFO L130 BoogieDeclarations]: Found specification of procedure vasprintf [2023-11-23 20:22:04,931 INFO L138 BoogieDeclarations]: Found implementation of procedure vasprintf [2023-11-23 20:22:04,931 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-23 20:22:04,932 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2023-11-23 20:22:04,932 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:22:04,932 INFO L130 BoogieDeclarations]: Found specification of procedure adjust_column [2023-11-23 20:22:04,932 INFO L138 BoogieDeclarations]: Found implementation of procedure adjust_column [2023-11-23 20:22:04,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 20:22:04,933 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-23 20:22:04,933 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-23 20:22:04,935 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2023-11-23 20:22:04,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 20:22:04,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:22:04,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:22:04,935 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-23 20:22:04,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:22:04,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:22:04,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:22:04,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:22:04,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-23 20:22:04,937 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-23 20:22:04,937 INFO L130 BoogieDeclarations]: Found specification of procedure write2stdout [2023-11-23 20:22:04,938 INFO L138 BoogieDeclarations]: Found implementation of procedure write2stdout [2023-11-23 20:22:04,938 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-23 20:22:04,938 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-23 20:22:04,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 20:22:04,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 20:22:04,940 INFO L130 BoogieDeclarations]: Found specification of procedure bb_simple_perror_msg [2023-11-23 20:22:04,940 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_simple_perror_msg [2023-11-23 20:22:04,940 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2023-11-23 20:22:04,941 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 20:22:04,941 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 20:22:04,941 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:22:04,941 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:22:04,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:22:04,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:22:04,942 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2023-11-23 20:22:04,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:22:04,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2023-11-23 20:22:04,942 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2023-11-23 20:22:04,943 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2023-11-23 20:22:04,943 INFO L130 BoogieDeclarations]: Found specification of procedure xatou_range [2023-11-23 20:22:04,943 INFO L138 BoogieDeclarations]: Found implementation of procedure xatou_range [2023-11-23 20:22:04,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:22:04,943 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-23 20:22:04,943 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-23 20:22:04,944 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-23 20:22:04,944 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite [2023-11-23 20:22:04,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:22:05,564 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:22:05,567 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:22:07,372 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:22:08,215 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:22:08,216 INFO L309 CfgBuilder]: Removed 34 assume(true) statements. [2023-11-23 20:22:08,218 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:22:08 BoogieIcfgContainer [2023-11-23 20:22:08,218 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:22:08,219 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:22:08,219 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:22:08,230 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:22:08,231 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:22:08" (1/1) ... [2023-11-23 20:22:08,241 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:22:08,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:08,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 468 states and 653 transitions. [2023-11-23 20:22:08,323 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 653 transitions. [2023-11-23 20:22:08,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:22:08,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:08,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:08,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:08,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:09,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:09,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 470 states and 656 transitions. [2023-11-23 20:22:09,100 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 656 transitions. [2023-11-23 20:22:09,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:22:09,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:09,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:09,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:09,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:09,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:09,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 471 states and 657 transitions. [2023-11-23 20:22:09,338 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 657 transitions. [2023-11-23 20:22:09,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:22:09,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:09,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:09,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:09,576 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:09,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:09,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 473 states and 660 transitions. [2023-11-23 20:22:09,639 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 660 transitions. [2023-11-23 20:22:09,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:22:09,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:09,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:09,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:09,817 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:22:09,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:09,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 472 states and 659 transitions. [2023-11-23 20:22:09,906 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 659 transitions. [2023-11-23 20:22:09,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:22:09,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:09,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:09,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:10,088 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:10,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:10,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 473 states and 660 transitions. [2023-11-23 20:22:10,161 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 660 transitions. [2023-11-23 20:22:10,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:22:10,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:10,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:10,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:10,420 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:10,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:10,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 472 states and 659 transitions. [2023-11-23 20:22:10,595 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 659 transitions. [2023-11-23 20:22:10,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:22:10,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:10,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:10,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:10,809 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:22:10,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:10,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 471 states and 658 transitions. [2023-11-23 20:22:10,862 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 658 transitions. [2023-11-23 20:22:10,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:22:10,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:10,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:10,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:11,227 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:11,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:11,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 474 states and 661 transitions. [2023-11-23 20:22:11,453 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 661 transitions. [2023-11-23 20:22:11,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:22:11,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:11,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:11,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:11,798 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:12,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:12,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 477 states and 664 transitions. [2023-11-23 20:22:12,009 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 664 transitions. [2023-11-23 20:22:12,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:22:12,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:12,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:12,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:12,420 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:12,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:12,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 480 states and 667 transitions. [2023-11-23 20:22:12,633 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 667 transitions. [2023-11-23 20:22:12,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:22:12,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:12,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:12,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:12,967 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:13,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:13,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 483 states and 670 transitions. [2023-11-23 20:22:13,178 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 670 transitions. [2023-11-23 20:22:13,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:22:13,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:13,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:13,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:13,558 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:13,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:13,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 486 states and 673 transitions. [2023-11-23 20:22:13,784 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 673 transitions. [2023-11-23 20:22:13,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:22:13,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:13,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:13,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:14,152 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:14,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:14,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 489 states and 676 transitions. [2023-11-23 20:22:14,396 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 676 transitions. [2023-11-23 20:22:14,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:22:14,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:14,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:14,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:14,798 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:15,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:15,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 492 states and 679 transitions. [2023-11-23 20:22:15,042 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 679 transitions. [2023-11-23 20:22:15,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:22:15,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:15,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:15,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:15,406 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:15,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:15,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 495 states and 681 transitions. [2023-11-23 20:22:15,563 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 681 transitions. [2023-11-23 20:22:15,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:22:15,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:15,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:15,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:16,048 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:22:16,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:16,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 494 states and 680 transitions. [2023-11-23 20:22:16,254 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 680 transitions. [2023-11-23 20:22:16,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:22:16,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:16,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:16,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:16,434 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:22:16,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:16,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 493 states and 679 transitions. [2023-11-23 20:22:16,462 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 679 transitions. [2023-11-23 20:22:16,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:22:16,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:16,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:16,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:16,669 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:22:16,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:16,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 492 states and 678 transitions. [2023-11-23 20:22:16,814 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 678 transitions. [2023-11-23 20:22:16,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:22:16,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:16,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:16,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:17,043 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:22:17,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:17,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 493 states and 680 transitions. [2023-11-23 20:22:17,133 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 680 transitions. [2023-11-23 20:22:17,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:22:17,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:17,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:17,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:17,310 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:22:17,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:17,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 494 states and 681 transitions. [2023-11-23 20:22:17,332 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 681 transitions. [2023-11-23 20:22:17,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:22:17,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:17,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:17,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:17,520 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:22:17,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:17,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 495 states and 682 transitions. [2023-11-23 20:22:17,548 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 682 transitions. [2023-11-23 20:22:17,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:22:17,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:17,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:17,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:17,836 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-23 20:22:18,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:18,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 501 states and 693 transitions. [2023-11-23 20:22:18,423 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 693 transitions. [2023-11-23 20:22:18,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:22:18,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:18,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:18,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:18,712 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:22:19,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:19,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 503 states and 697 transitions. [2023-11-23 20:22:19,158 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 697 transitions. [2023-11-23 20:22:19,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:22:19,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:19,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:19,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:19,487 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:22:19,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:19,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 507 states and 703 transitions. [2023-11-23 20:22:19,590 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 703 transitions. [2023-11-23 20:22:19,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:22:19,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:19,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:19,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:19,798 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-23 20:22:19,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:19,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 508 states and 704 transitions. [2023-11-23 20:22:19,828 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 704 transitions. [2023-11-23 20:22:19,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:22:19,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:19,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:19,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:20,062 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-23 20:22:20,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:20,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 507 states and 703 transitions. [2023-11-23 20:22:20,375 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 703 transitions. [2023-11-23 20:22:20,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:22:20,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:20,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:20,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:20,585 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:22:20,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:20,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 508 states and 704 transitions. [2023-11-23 20:22:20,610 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 704 transitions. [2023-11-23 20:22:20,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:22:20,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:20,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:20,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:20,835 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:22:20,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:20,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 507 states and 703 transitions. [2023-11-23 20:22:20,864 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 703 transitions. [2023-11-23 20:22:20,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:22:20,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:20,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:20,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:21,088 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-23 20:22:21,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:21,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 509 states and 705 transitions. [2023-11-23 20:22:21,552 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 705 transitions. [2023-11-23 20:22:21,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:22:21,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:21,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:21,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:21,874 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-23 20:22:22,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:22,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 510 states and 708 transitions. [2023-11-23 20:22:22,643 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 708 transitions. [2023-11-23 20:22:22,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:22:22,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:22,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:22,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:22,823 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:22:22,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:22,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 509 states and 707 transitions. [2023-11-23 20:22:22,838 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 707 transitions. [2023-11-23 20:22:22,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:22:22,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:22,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:22,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:23,107 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:22:23,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:23,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 512 states and 711 transitions. [2023-11-23 20:22:23,206 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 711 transitions. [2023-11-23 20:22:23,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:22:23,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:23,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:23,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:23,430 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:22:23,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:23,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 513 states and 712 transitions. [2023-11-23 20:22:23,457 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 712 transitions. [2023-11-23 20:22:23,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:22:23,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:23,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:23,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:23,694 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:22:23,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:23,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 512 states and 707 transitions. [2023-11-23 20:22:23,717 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 707 transitions. [2023-11-23 20:22:23,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:22:23,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:23,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:23,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:24,025 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:22:24,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:24,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 516 states and 715 transitions. [2023-11-23 20:22:24,246 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 715 transitions. [2023-11-23 20:22:24,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:22:24,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:24,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:24,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:24,444 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-23 20:22:24,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:24,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 517 states and 715 transitions. [2023-11-23 20:22:24,612 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 715 transitions. [2023-11-23 20:22:24,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:22:24,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:24,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:24,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:24,897 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:22:24,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:24,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 518 states and 716 transitions. [2023-11-23 20:22:24,921 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 716 transitions. [2023-11-23 20:22:24,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:22:24,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:24,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:25,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:25,252 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:22:25,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:25,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 523 states and 724 transitions. [2023-11-23 20:22:25,629 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 724 transitions. [2023-11-23 20:22:25,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:22:25,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:25,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:25,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:25,903 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-23 20:22:26,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:26,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 524 states and 725 transitions. [2023-11-23 20:22:26,268 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 725 transitions. [2023-11-23 20:22:26,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:22:26,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:26,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:26,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:26,694 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:22:26,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:26,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 527 states and 730 transitions. [2023-11-23 20:22:26,926 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 730 transitions. [2023-11-23 20:22:26,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:22:26,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:26,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:27,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:27,266 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:22:27,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:27,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 531 states and 735 transitions. [2023-11-23 20:22:27,616 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 735 transitions. [2023-11-23 20:22:27,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:22:27,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:27,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:27,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:27,816 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-23 20:22:28,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:28,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 532 states and 737 transitions. [2023-11-23 20:22:28,095 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 737 transitions. [2023-11-23 20:22:28,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:22:28,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:28,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:28,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:28,346 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-23 20:22:28,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:28,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 533 states and 737 transitions. [2023-11-23 20:22:28,653 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 737 transitions. [2023-11-23 20:22:28,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:22:28,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:28,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:28,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:28,870 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:22:28,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:28,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 538 states and 743 transitions. [2023-11-23 20:22:28,893 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 743 transitions. [2023-11-23 20:22:28,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:22:28,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:28,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:28,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:29,303 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2023-11-23 20:22:29,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:29,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 539 states and 745 transitions. [2023-11-23 20:22:29,875 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 745 transitions. [2023-11-23 20:22:29,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:22:29,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:29,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:29,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:30,133 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:22:30,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:30,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 544 states and 751 transitions. [2023-11-23 20:22:30,157 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 751 transitions. [2023-11-23 20:22:30,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:22:30,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:30,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:30,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:30,453 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:22:30,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:30,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 545 states and 752 transitions. [2023-11-23 20:22:30,480 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 752 transitions. [2023-11-23 20:22:30,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:22:30,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:30,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:30,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:30,878 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:22:31,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:31,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 550 states and 760 transitions. [2023-11-23 20:22:31,167 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 760 transitions. [2023-11-23 20:22:31,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:22:31,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:31,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:31,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:31,494 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:22:31,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:31,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 554 states and 765 transitions. [2023-11-23 20:22:31,628 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 765 transitions. [2023-11-23 20:22:31,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:22:31,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:31,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:31,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:32,123 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-11-23 20:22:32,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:32,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 553 states and 764 transitions. [2023-11-23 20:22:32,716 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 764 transitions. [2023-11-23 20:22:32,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:22:32,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:32,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:32,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:33,025 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:22:33,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:33,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 554 states and 765 transitions. [2023-11-23 20:22:33,073 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 765 transitions. [2023-11-23 20:22:33,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:22:33,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:33,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:33,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:33,423 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-23 20:22:35,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:35,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 563 states and 781 transitions. [2023-11-23 20:22:35,496 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 781 transitions. [2023-11-23 20:22:35,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:22:35,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:35,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:35,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:35,759 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2023-11-23 20:22:36,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:36,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 564 states and 782 transitions. [2023-11-23 20:22:36,324 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 782 transitions. [2023-11-23 20:22:36,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:22:36,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:36,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:36,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:36,679 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:22:36,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:36,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 565 states and 783 transitions. [2023-11-23 20:22:36,786 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 783 transitions. [2023-11-23 20:22:36,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:22:36,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:36,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:36,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:37,170 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:22:37,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:37,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 569 states and 788 transitions. [2023-11-23 20:22:37,506 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 788 transitions. [2023-11-23 20:22:37,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:22:37,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:37,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:37,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:37,889 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-23 20:22:40,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:40,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 579 states and 804 transitions. [2023-11-23 20:22:40,019 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 804 transitions. [2023-11-23 20:22:40,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:22:40,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:40,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:40,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:40,287 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:22:40,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:40,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 580 states and 805 transitions. [2023-11-23 20:22:40,309 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 805 transitions. [2023-11-23 20:22:40,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:22:40,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:40,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:40,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:40,539 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2023-11-23 20:22:40,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:40,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 584 states and 809 transitions. [2023-11-23 20:22:40,572 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 809 transitions. [2023-11-23 20:22:40,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:22:40,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:40,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:40,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:40,916 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-23 20:22:41,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:41,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 586 states and 810 transitions. [2023-11-23 20:22:41,419 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 810 transitions. [2023-11-23 20:22:41,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:22:41,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:41,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:41,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:41,717 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:22:41,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:41,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 591 states and 816 transitions. [2023-11-23 20:22:41,743 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 816 transitions. [2023-11-23 20:22:41,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:22:41,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:41,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:41,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:41,970 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2023-11-23 20:22:41,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:41,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 585 states and 809 transitions. [2023-11-23 20:22:42,000 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 809 transitions. [2023-11-23 20:22:42,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:22:42,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:42,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:42,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:42,482 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked.