./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/tac-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_161c4a56-6fb5-40fa-8301-132d56328748/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_161c4a56-6fb5-40fa-8301-132d56328748/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_161c4a56-6fb5-40fa-8301-132d56328748/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_161c4a56-6fb5-40fa-8301-132d56328748/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tac-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_161c4a56-6fb5-40fa-8301-132d56328748/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_161c4a56-6fb5-40fa-8301-132d56328748/bin/ukojak-verify-afCqCEvfdi --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 57f38269c4c960187df192acac7fb1cf78f174b0bc0258d373a3e5b5132a13eb --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:17:43,155 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:17:43,247 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_161c4a56-6fb5-40fa-8301-132d56328748/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-24 22:17:43,252 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:17:43,253 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:17:43,274 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:17:43,275 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:17:43,276 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:17:43,277 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:17:43,277 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:17:43,278 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:17:43,279 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:17:43,279 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:17:43,280 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:17:43,280 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:17:43,281 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:17:43,281 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:17:43,282 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:17:43,282 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:17:43,283 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:17:43,283 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:17:43,284 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:17:43,284 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:17:43,285 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:17:43,285 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:17:43,286 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:17:43,286 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:17:43,286 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:17:43,287 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:17:43,287 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:17:43,288 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:17:43,288 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:17:43,289 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_161c4a56-6fb5-40fa-8301-132d56328748/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_161c4a56-6fb5-40fa-8301-132d56328748/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57f38269c4c960187df192acac7fb1cf78f174b0bc0258d373a3e5b5132a13eb [2023-11-24 22:17:43,541 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:17:43,564 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:17:43,567 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:17:43,569 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:17:43,570 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:17:43,571 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_161c4a56-6fb5-40fa-8301-132d56328748/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/busybox-1.22.0/tac-1.i [2023-11-24 22:17:46,670 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:17:47,151 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:17:47,152 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_161c4a56-6fb5-40fa-8301-132d56328748/sv-benchmarks/c/busybox-1.22.0/tac-1.i [2023-11-24 22:17:47,196 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_161c4a56-6fb5-40fa-8301-132d56328748/bin/ukojak-verify-afCqCEvfdi/data/73496eb81/b7e26e89c42e489ab5c48df25d02066c/FLAG7144c72e7 [2023-11-24 22:17:47,222 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_161c4a56-6fb5-40fa-8301-132d56328748/bin/ukojak-verify-afCqCEvfdi/data/73496eb81/b7e26e89c42e489ab5c48df25d02066c [2023-11-24 22:17:47,228 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:17:47,230 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:17:47,233 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:17:47,233 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:17:47,238 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:17:47,239 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:17:47" (1/1) ... [2023-11-24 22:17:47,240 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cc6529b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:47, skipping insertion in model container [2023-11-24 22:17:47,241 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:17:47" (1/1) ... [2023-11-24 22:17:47,348 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:17:48,896 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:17:48,935 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:17:49,182 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:17:49,322 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:17:49,323 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:17:49,323 WARN L675 CHandler]: The function fopen is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:17:49,323 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:17:49,323 WARN L675 CHandler]: The function fgetc is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:17:49,331 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:17:49,332 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:49 WrapperNode [2023-11-24 22:17:49,332 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:17:49,333 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:17:49,333 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:17:49,334 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:17:49,341 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:49" (1/1) ... [2023-11-24 22:17:49,391 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:49" (1/1) ... [2023-11-24 22:17:49,522 INFO L138 Inliner]: procedures = 575, calls = 409, calls flagged for inlining = 26, calls inlined = 25, statements flattened = 1712 [2023-11-24 22:17:49,523 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:17:49,524 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:17:49,524 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:17:49,524 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:17:49,537 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:49" (1/1) ... [2023-11-24 22:17:49,537 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:49" (1/1) ... [2023-11-24 22:17:49,556 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:49" (1/1) ... [2023-11-24 22:17:49,557 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:49" (1/1) ... [2023-11-24 22:17:49,657 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:49" (1/1) ... [2023-11-24 22:17:49,670 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:49" (1/1) ... [2023-11-24 22:17:49,682 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:49" (1/1) ... [2023-11-24 22:17:49,693 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:49" (1/1) ... [2023-11-24 22:17:49,725 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:17:49,726 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:17:49,727 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:17:49,727 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:17:49,727 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:49" (1/1) ... [2023-11-24 22:17:49,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:17:49,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_161c4a56-6fb5-40fa-8301-132d56328748/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:17:49,762 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_161c4a56-6fb5-40fa-8301-132d56328748/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:17:49,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_161c4a56-6fb5-40fa-8301-132d56328748/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:17:49,808 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc [2023-11-24 22:17:49,808 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc [2023-11-24 22:17:49,808 INFO L130 BoogieDeclarations]: Found specification of procedure xrealloc [2023-11-24 22:17:49,808 INFO L138 BoogieDeclarations]: Found implementation of procedure xrealloc [2023-11-24 22:17:49,808 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-24 22:17:49,809 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:17:49,809 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-24 22:17:49,809 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-24 22:17:49,809 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-24 22:17:49,809 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2023-11-24 22:17:49,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-24 22:17:49,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:17:49,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:17:49,810 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-24 22:17:49,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:17:49,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:17:49,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:17:49,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:17:49,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-24 22:17:49,811 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-24 22:17:49,812 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-24 22:17:49,812 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-24 22:17:49,812 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-24 22:17:49,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-24 22:17:49,812 INFO L130 BoogieDeclarations]: Found specification of procedure bb_simple_perror_msg [2023-11-24 22:17:49,812 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_simple_perror_msg [2023-11-24 22:17:49,813 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2023-11-24 22:17:49,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-24 22:17:49,813 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-24 22:17:49,813 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:17:49,813 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:17:49,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:17:49,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:17:49,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 22:17:49,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:17:49,814 INFO L130 BoogieDeclarations]: Found specification of procedure full_write [2023-11-24 22:17:49,815 INFO L138 BoogieDeclarations]: Found implementation of procedure full_write [2023-11-24 22:17:49,815 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-24 22:17:49,815 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-24 22:17:49,815 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-24 22:17:49,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:17:50,350 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:17:50,353 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:17:52,070 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:17:52,715 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:17:52,716 INFO L309 CfgBuilder]: Removed 30 assume(true) statements. [2023-11-24 22:17:52,718 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:17:52 BoogieIcfgContainer [2023-11-24 22:17:52,718 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:17:52,719 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:17:52,719 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:17:52,729 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:17:52,730 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:17:52" (1/1) ... [2023-11-24 22:17:52,740 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:17:52,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:52,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 412 states and 578 transitions. [2023-11-24 22:17:52,840 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 578 transitions. [2023-11-24 22:17:52,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:17:52,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:52,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:53,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:53,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:53,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:53,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 414 states and 581 transitions. [2023-11-24 22:17:53,479 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 581 transitions. [2023-11-24 22:17:53,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:17:53,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:53,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:53,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:53,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:53,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:53,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 415 states and 582 transitions. [2023-11-24 22:17:53,644 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 582 transitions. [2023-11-24 22:17:53,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:17:53,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:53,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:53,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:53,877 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:53,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:53,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 417 states and 585 transitions. [2023-11-24 22:17:53,938 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 585 transitions. [2023-11-24 22:17:53,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:17:53,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:53,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:53,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:54,100 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 22:17:54,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:54,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 416 states and 584 transitions. [2023-11-24 22:17:54,203 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 584 transitions. [2023-11-24 22:17:54,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:17:54,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:54,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:54,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:54,400 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:54,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:54,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 417 states and 585 transitions. [2023-11-24 22:17:54,476 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 585 transitions. [2023-11-24 22:17:54,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:17:54,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:54,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:54,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:54,672 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:54,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:54,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 416 states and 584 transitions. [2023-11-24 22:17:54,851 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 584 transitions. [2023-11-24 22:17:54,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:17:54,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:54,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:54,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:55,011 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 22:17:55,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:55,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 415 states and 583 transitions. [2023-11-24 22:17:55,064 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 583 transitions. [2023-11-24 22:17:55,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:17:55,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:55,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:55,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:55,299 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:55,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:55,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 418 states and 586 transitions. [2023-11-24 22:17:55,553 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 586 transitions. [2023-11-24 22:17:55,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:17:55,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:55,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:55,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:55,829 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:56,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:56,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 421 states and 589 transitions. [2023-11-24 22:17:56,010 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 589 transitions. [2023-11-24 22:17:56,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:17:56,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:56,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:56,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:56,298 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:56,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:56,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 424 states and 592 transitions. [2023-11-24 22:17:56,509 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 592 transitions. [2023-11-24 22:17:56,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:17:56,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:56,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:56,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:56,797 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:57,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:57,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 427 states and 595 transitions. [2023-11-24 22:17:57,013 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 595 transitions. [2023-11-24 22:17:57,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:17:57,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:57,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:57,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:57,331 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:57,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:57,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 430 states and 598 transitions. [2023-11-24 22:17:57,574 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 598 transitions. [2023-11-24 22:17:57,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 22:17:57,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:57,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:57,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:57,943 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:58,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:58,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 433 states and 601 transitions. [2023-11-24 22:17:58,214 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 601 transitions. [2023-11-24 22:17:58,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:17:58,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:58,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:58,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:58,611 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:58,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:58,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 436 states and 604 transitions. [2023-11-24 22:17:58,882 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 604 transitions. [2023-11-24 22:17:58,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 22:17:58,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:58,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:58,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:59,335 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:59,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:59,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 439 states and 606 transitions. [2023-11-24 22:17:59,522 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 606 transitions. [2023-11-24 22:17:59,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 22:17:59,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:59,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:59,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:59,943 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:18:00,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:00,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 438 states and 605 transitions. [2023-11-24 22:18:00,175 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 605 transitions. [2023-11-24 22:18:00,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 22:18:00,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:00,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:00,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:00,375 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:18:00,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:00,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 437 states and 604 transitions. [2023-11-24 22:18:00,405 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 604 transitions. [2023-11-24 22:18:00,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:18:00,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:00,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:00,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:00,601 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:18:00,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:00,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 436 states and 603 transitions. [2023-11-24 22:18:00,744 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 603 transitions. [2023-11-24 22:18:00,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 22:18:00,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:00,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:00,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:00,948 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:18:01,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:01,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 438 states and 606 transitions. [2023-11-24 22:18:01,030 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 606 transitions. [2023-11-24 22:18:01,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 22:18:01,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:01,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:01,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:01,229 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:18:01,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:01,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 441 states and 610 transitions. [2023-11-24 22:18:01,310 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 610 transitions. [2023-11-24 22:18:01,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 22:18:01,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:01,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:01,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:01,521 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:18:01,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:01,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 442 states and 611 transitions. [2023-11-24 22:18:01,544 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 611 transitions. [2023-11-24 22:18:01,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:18:01,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:01,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:01,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:01,699 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:18:01,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:01,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 443 states and 612 transitions. [2023-11-24 22:18:01,721 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 612 transitions. [2023-11-24 22:18:01,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 22:18:01,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:01,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:01,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:01,972 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:18:02,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:02,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 445 states and 615 transitions. [2023-11-24 22:18:02,144 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 615 transitions. [2023-11-24 22:18:02,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 22:18:02,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:02,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:02,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:02,394 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-24 22:18:02,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:02,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 451 states and 626 transitions. [2023-11-24 22:18:02,900 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 626 transitions. [2023-11-24 22:18:02,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:18:02,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:02,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:02,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:03,122 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-24 22:18:03,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:03,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 450 states and 625 transitions. [2023-11-24 22:18:03,436 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 625 transitions. [2023-11-24 22:18:03,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:18:03,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:03,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:03,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:03,643 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-24 22:18:03,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:03,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 451 states and 626 transitions. [2023-11-24 22:18:03,670 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 626 transitions. [2023-11-24 22:18:03,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 22:18:03,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:03,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:03,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:03,974 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:18:04,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:04,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 454 states and 631 transitions. [2023-11-24 22:18:04,181 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 631 transitions. [2023-11-24 22:18:04,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 22:18:04,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:04,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:04,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:04,455 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:18:04,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:04,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 458 states and 636 transitions. [2023-11-24 22:18:04,798 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 636 transitions. [2023-11-24 22:18:04,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 22:18:04,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:04,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:04,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:05,131 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-24 22:18:05,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:05,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 457 states and 635 transitions. [2023-11-24 22:18:05,585 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 635 transitions. [2023-11-24 22:18:05,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 22:18:05,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:05,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:05,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:05,841 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-24 22:18:06,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:06,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 459 states and 638 transitions. [2023-11-24 22:18:06,395 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 638 transitions. [2023-11-24 22:18:06,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 22:18:06,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:06,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:06,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:06,706 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:18:06,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:06,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 463 states and 643 transitions. [2023-11-24 22:18:06,846 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 643 transitions. [2023-11-24 22:18:06,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 22:18:06,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:06,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:06,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:07,207 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-11-24 22:18:07,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:07,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 462 states and 642 transitions. [2023-11-24 22:18:07,641 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 642 transitions. [2023-11-24 22:18:07,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 22:18:07,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:07,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:07,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:07,862 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-24 22:18:08,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:08,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 464 states and 643 transitions. [2023-11-24 22:18:08,218 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 643 transitions. [2023-11-24 22:18:08,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 22:18:08,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:08,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:08,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:08,548 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:18:08,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:08,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 465 states and 644 transitions. [2023-11-24 22:18:08,643 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 644 transitions. [2023-11-24 22:18:08,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 22:18:08,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:08,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:08,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:08,932 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:18:09,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:09,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 469 states and 649 transitions. [2023-11-24 22:18:09,173 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 649 transitions. [2023-11-24 22:18:09,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 22:18:09,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:09,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:09,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:09,522 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-24 22:18:09,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:09,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 470 states and 650 transitions. [2023-11-24 22:18:09,955 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 650 transitions. [2023-11-24 22:18:09,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 22:18:09,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:09,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:10,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:10,215 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:18:10,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:10,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 471 states and 651 transitions. [2023-11-24 22:18:10,242 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 651 transitions. [2023-11-24 22:18:10,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:18:10,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:10,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:10,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:10,521 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-24 22:18:10,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:10,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 472 states and 652 transitions. [2023-11-24 22:18:10,865 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 652 transitions. [2023-11-24 22:18:10,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 22:18:10,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:10,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:10,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:11,121 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:18:11,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:11,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 475 states and 656 transitions. [2023-11-24 22:18:11,488 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 656 transitions. [2023-11-24 22:18:11,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 22:18:11,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:11,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:11,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:11,879 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:18:12,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:12,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 479 states and 661 transitions. [2023-11-24 22:18:12,182 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 661 transitions. [2023-11-24 22:18:12,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:18:12,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:12,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:12,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:12,389 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:18:12,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:12,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 480 states and 662 transitions. [2023-11-24 22:18:12,416 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 662 transitions. [2023-11-24 22:18:12,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:18:12,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:12,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:12,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:12,712 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:18:12,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:12,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 482 states and 665 transitions. [2023-11-24 22:18:12,762 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 665 transitions. [2023-11-24 22:18:12,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:18:12,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:12,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:12,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:13,221 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-24 22:18:15,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:15,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 491 states and 680 transitions. [2023-11-24 22:18:15,425 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 680 transitions. [2023-11-24 22:18:15,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 22:18:15,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:15,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:15,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:15,693 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:18:15,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:15,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 490 states and 678 transitions. [2023-11-24 22:18:15,830 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 678 transitions. [2023-11-24 22:18:15,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 22:18:15,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:15,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:15,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:16,156 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:18:16,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:16,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 489 states and 677 transitions. [2023-11-24 22:18:16,292 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 677 transitions. [2023-11-24 22:18:16,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:18:16,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:16,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:16,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:16,740 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-24 22:18:19,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:19,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 499 states and 692 transitions. [2023-11-24 22:18:19,017 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 692 transitions. [2023-11-24 22:18:19,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 22:18:19,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:19,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:19,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:19,263 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:18:19,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:19,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 498 states and 691 transitions. [2023-11-24 22:18:19,570 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 691 transitions. [2023-11-24 22:18:19,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 22:18:19,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:19,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:19,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:19,745 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:18:19,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:19,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 497 states and 690 transitions. [2023-11-24 22:18:19,774 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 690 transitions. [2023-11-24 22:18:19,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 22:18:19,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:19,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:19,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:20,180 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:18:20,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:20,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 496 states and 689 transitions. [2023-11-24 22:18:20,551 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 689 transitions. [2023-11-24 22:18:20,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 22:18:20,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:20,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:20,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:21,000 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:18:21,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:21,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 500 states and 694 transitions. [2023-11-24 22:18:21,368 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 694 transitions. [2023-11-24 22:18:21,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:18:21,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:21,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:21,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:21,603 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-24 22:18:21,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:21,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 501 states and 694 transitions. [2023-11-24 22:18:21,625 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 694 transitions. [2023-11-24 22:18:21,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:18:21,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:21,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:21,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:22,180 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:18:22,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:22,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 505 states and 699 transitions. [2023-11-24 22:18:22,866 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 699 transitions. [2023-11-24 22:18:22,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:18:22,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:22,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:22,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:23,017 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:18:23,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:23,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 504 states and 698 transitions. [2023-11-24 22:18:23,045 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 698 transitions. [2023-11-24 22:18:23,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 22:18:23,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:23,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:23,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:23,293 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-24 22:18:23,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:23,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 506 states and 699 transitions. [2023-11-24 22:18:23,769 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 699 transitions. [2023-11-24 22:18:23,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 22:18:23,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:23,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:23,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:24,334 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:18:24,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:24,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 505 states and 698 transitions. [2023-11-24 22:18:24,705 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 698 transitions. [2023-11-24 22:18:24,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:18:24,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:24,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:24,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:25,165 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-24 22:18:25,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:25,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 507 states and 699 transitions. [2023-11-24 22:18:25,676 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 699 transitions. [2023-11-24 22:18:25,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-24 22:18:25,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:25,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:25,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:26,482 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-24 22:18:26,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:26,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 509 states and 704 transitions. [2023-11-24 22:18:26,918 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 704 transitions. [2023-11-24 22:18:26,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 22:18:26,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:26,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:27,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat