./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/uname-1.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_13096c26-fdc4-481e-8b4f-63bda59be1c1/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13096c26-fdc4-481e-8b4f-63bda59be1c1/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_13096c26-fdc4-481e-8b4f-63bda59be1c1/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13096c26-fdc4-481e-8b4f-63bda59be1c1/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uname-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13096c26-fdc4-481e-8b4f-63bda59be1c1/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_13096c26-fdc4-481e-8b4f-63bda59be1c1/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 3999cc698e311091d54043edd18a5bc433521811cd6fd8bf6a6d8cf25ef70004 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:13:02,036 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:13:02,143 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13096c26-fdc4-481e-8b4f-63bda59be1c1/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 20:13:02,157 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:13:02,158 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:13:02,190 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:13:02,191 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:13:02,192 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:13:02,193 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:13:02,200 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:13:02,201 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:13:02,201 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:13:02,202 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:13:02,204 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:13:02,204 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:13:02,205 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:13:02,205 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:13:02,206 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:13:02,206 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:13:02,207 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:13:02,207 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:13:02,208 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:13:02,209 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:13:02,209 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:13:02,210 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:13:02,210 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:13:02,211 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:13:02,211 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:13:02,211 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:13:02,212 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:13:02,213 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:13:02,214 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:13:02,214 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_13096c26-fdc4-481e-8b4f-63bda59be1c1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13096c26-fdc4-481e-8b4f-63bda59be1c1/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3999cc698e311091d54043edd18a5bc433521811cd6fd8bf6a6d8cf25ef70004 [2023-11-23 20:13:02,488 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:13:02,523 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:13:02,526 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:13:02,527 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:13:02,527 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:13:02,529 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13096c26-fdc4-481e-8b4f-63bda59be1c1/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/busybox-1.22.0/uname-1.i [2023-11-23 20:13:05,766 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:13:06,292 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:13:06,294 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13096c26-fdc4-481e-8b4f-63bda59be1c1/sv-benchmarks/c/busybox-1.22.0/uname-1.i [2023-11-23 20:13:06,337 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13096c26-fdc4-481e-8b4f-63bda59be1c1/bin/ukojak-verify-1t5iHCbJaC/data/319f18fe0/9337f0324268423997a8606571c52529/FLAG7f7e4e6ac [2023-11-23 20:13:06,356 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13096c26-fdc4-481e-8b4f-63bda59be1c1/bin/ukojak-verify-1t5iHCbJaC/data/319f18fe0/9337f0324268423997a8606571c52529 [2023-11-23 20:13:06,362 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:13:06,364 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:13:06,367 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:13:06,367 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:13:06,373 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:13:06,376 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:13:06" (1/1) ... [2023-11-23 20:13:06,377 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bed7fdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:06, skipping insertion in model container [2023-11-23 20:13:06,379 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:13:06" (1/1) ... [2023-11-23 20:13:06,478 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:13:08,432 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:13:08,483 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:13:08,777 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:13:08,922 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:13:08,922 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:13:08,923 WARN L675 CHandler]: The function putchar is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:13:08,923 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:13:08,931 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:13:08,932 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:08 WrapperNode [2023-11-23 20:13:08,932 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:13:08,933 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:13:08,934 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:13:08,934 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:13:08,942 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:08" (1/1) ... [2023-11-23 20:13:09,002 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:08" (1/1) ... [2023-11-23 20:13:09,125 INFO L138 Inliner]: procedures = 570, calls = 556, calls flagged for inlining = 24, calls inlined = 22, statements flattened = 1877 [2023-11-23 20:13:09,126 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:13:09,126 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:13:09,127 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:13:09,127 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:13:09,137 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:08" (1/1) ... [2023-11-23 20:13:09,138 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:08" (1/1) ... [2023-11-23 20:13:09,157 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:08" (1/1) ... [2023-11-23 20:13:09,158 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:08" (1/1) ... [2023-11-23 20:13:09,288 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:08" (1/1) ... [2023-11-23 20:13:09,305 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:08" (1/1) ... [2023-11-23 20:13:09,317 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:08" (1/1) ... [2023-11-23 20:13:09,329 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:08" (1/1) ... [2023-11-23 20:13:09,368 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:13:09,383 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:13:09,384 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:13:09,384 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:13:09,385 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:08" (1/1) ... [2023-11-23 20:13:09,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:13:09,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13096c26-fdc4-481e-8b4f-63bda59be1c1/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:13:09,421 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13096c26-fdc4-481e-8b4f-63bda59be1c1/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:13:09,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13096c26-fdc4-481e-8b4f-63bda59be1c1/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:13:09,460 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2023-11-23 20:13:09,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:13:09,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 20:13:09,462 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-23 20:13:09,462 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-23 20:13:09,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 20:13:09,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:13:09,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:13:09,463 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-23 20:13:09,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:13:09,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:13:09,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:13:09,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:13:09,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-23 20:13:09,464 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-23 20:13:09,464 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-23 20:13:09,465 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-23 20:13:09,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 20:13:09,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 20:13:09,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 20:13:09,467 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 20:13:09,467 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:13:09,467 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:13:09,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:13:09,467 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:13:09,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:13:09,468 INFO L130 BoogieDeclarations]: Found specification of procedure bb_show_usage [2023-11-23 20:13:09,468 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_show_usage [2023-11-23 20:13:09,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:13:09,469 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-23 20:13:09,469 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-23 20:13:09,469 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-23 20:13:09,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:13:09,992 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:13:10,002 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:13:11,596 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:13:12,245 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:13:12,245 INFO L309 CfgBuilder]: Removed 33 assume(true) statements. [2023-11-23 20:13:12,247 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:13:12 BoogieIcfgContainer [2023-11-23 20:13:12,247 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:13:12,248 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:13:12,249 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:13:12,259 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:13:12,260 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:13:12" (1/1) ... [2023-11-23 20:13:12,269 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:13:12,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:12,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 403 states and 553 transitions. [2023-11-23 20:13:12,359 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 553 transitions. [2023-11-23 20:13:12,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:13:12,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:12,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:12,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:12,994 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 20:13:13,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:13,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 405 states and 556 transitions. [2023-11-23 20:13:13,157 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 556 transitions. [2023-11-23 20:13:13,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:13:13,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:13,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:13,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:13,368 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 20:13:13,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:13,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 406 states and 557 transitions. [2023-11-23 20:13:13,405 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 557 transitions. [2023-11-23 20:13:13,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:13:13,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:13,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:13,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:13,647 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:13,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:13,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 408 states and 560 transitions. [2023-11-23 20:13:13,711 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 560 transitions. [2023-11-23 20:13:13,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:13:13,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:13,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:13,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:13,925 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 20:13:14,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:14,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 407 states and 559 transitions. [2023-11-23 20:13:14,016 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 559 transitions. [2023-11-23 20:13:14,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:13:14,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:14,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:14,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:14,248 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 20:13:14,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:14,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 408 states and 560 transitions. [2023-11-23 20:13:14,322 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 560 transitions. [2023-11-23 20:13:14,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:13:14,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:14,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:14,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:14,627 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 20:13:14,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:14,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 407 states and 559 transitions. [2023-11-23 20:13:14,796 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 559 transitions. [2023-11-23 20:13:14,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:13:14,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:14,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:14,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:15,062 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 20:13:15,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:15,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 406 states and 558 transitions. [2023-11-23 20:13:15,108 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 558 transitions. [2023-11-23 20:13:15,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:13:15,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:15,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:15,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:15,347 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 20:13:15,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:15,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 409 states and 561 transitions. [2023-11-23 20:13:15,570 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 561 transitions. [2023-11-23 20:13:15,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:13:15,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:15,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:15,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:15,865 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 20:13:16,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:16,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 412 states and 564 transitions. [2023-11-23 20:13:16,012 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 564 transitions. [2023-11-23 20:13:16,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:13:16,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:16,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:16,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:16,265 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 20:13:16,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:16,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 415 states and 567 transitions. [2023-11-23 20:13:16,439 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 567 transitions. [2023-11-23 20:13:16,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:13:16,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:16,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:16,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:16,765 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 20:13:16,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:16,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 418 states and 570 transitions. [2023-11-23 20:13:16,964 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 570 transitions. [2023-11-23 20:13:16,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:13:16,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:16,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:17,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:17,323 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 20:13:17,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:17,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 421 states and 573 transitions. [2023-11-23 20:13:17,532 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 573 transitions. [2023-11-23 20:13:17,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:13:17,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:17,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:17,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:17,904 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 20:13:18,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:18,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 424 states and 576 transitions. [2023-11-23 20:13:18,142 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 576 transitions. [2023-11-23 20:13:18,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:13:18,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:18,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:18,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:18,651 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 20:13:18,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:18,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 427 states and 579 transitions. [2023-11-23 20:13:18,916 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 579 transitions. [2023-11-23 20:13:18,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:13:18,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:18,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:18,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:19,473 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 20:13:19,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:19,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 430 states and 581 transitions. [2023-11-23 20:13:19,646 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 581 transitions. [2023-11-23 20:13:19,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:13:19,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:19,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:19,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:20,132 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:13:20,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:20,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 429 states and 580 transitions. [2023-11-23 20:13:20,323 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 580 transitions. [2023-11-23 20:13:20,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:13:20,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:20,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:20,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:20,567 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 20:13:20,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:20,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 428 states and 579 transitions. [2023-11-23 20:13:20,626 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 579 transitions. [2023-11-23 20:13:20,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:13:20,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:20,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:20,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:20,855 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 20:13:21,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:21,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 427 states and 578 transitions. [2023-11-23 20:13:21,010 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 578 transitions. [2023-11-23 20:13:21,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:13:21,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:21,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:21,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:21,250 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 20:13:21,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:21,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 429 states and 581 transitions. [2023-11-23 20:13:21,339 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 581 transitions. [2023-11-23 20:13:21,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:13:21,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:21,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:21,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:21,586 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 20:13:21,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:21,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 432 states and 585 transitions. [2023-11-23 20:13:21,669 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 585 transitions. [2023-11-23 20:13:21,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:13:21,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:21,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:21,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:21,903 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 20:13:21,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:21,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 433 states and 586 transitions. [2023-11-23 20:13:21,926 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 586 transitions. [2023-11-23 20:13:21,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:13:21,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:21,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:22,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:22,126 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 20:13:22,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:22,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 434 states and 587 transitions. [2023-11-23 20:13:22,154 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 587 transitions. [2023-11-23 20:13:22,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:13:22,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:22,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:22,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:22,456 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 20:13:22,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:22,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 436 states and 590 transitions. [2023-11-23 20:13:22,627 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 590 transitions. [2023-11-23 20:13:22,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:13:22,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:22,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:22,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:22,912 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 20:13:23,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:23,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 442 states and 601 transitions. [2023-11-23 20:13:23,343 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 601 transitions. [2023-11-23 20:13:23,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:13:23,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:23,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:23,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:23,575 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 20:13:23,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:23,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 441 states and 600 transitions. [2023-11-23 20:13:23,852 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 600 transitions. [2023-11-23 20:13:23,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:13:23,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:23,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:23,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:24,102 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 20:13:24,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:24,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 442 states and 601 transitions. [2023-11-23 20:13:24,128 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 601 transitions. [2023-11-23 20:13:24,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:13:24,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:24,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:24,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:24,417 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 20:13:24,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:24,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 445 states and 606 transitions. [2023-11-23 20:13:24,620 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 606 transitions. [2023-11-23 20:13:24,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:13:24,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:24,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:24,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:24,839 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 20:13:25,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:25,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 447 states and 609 transitions. [2023-11-23 20:13:25,325 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 609 transitions. [2023-11-23 20:13:25,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:13:25,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:25,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:25,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:25,654 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 20:13:25,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:25,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 451 states and 614 transitions. [2023-11-23 20:13:25,978 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 614 transitions. [2023-11-23 20:13:25,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:13:25,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:25,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:26,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:26,314 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 20:13:26,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:26,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 453 states and 618 transitions. [2023-11-23 20:13:26,859 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 618 transitions. [2023-11-23 20:13:26,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:13:26,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:26,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:26,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:27,183 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 20:13:27,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:27,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 457 states and 623 transitions. [2023-11-23 20:13:27,293 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 623 transitions. [2023-11-23 20:13:27,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:13:27,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:27,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:27,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:27,546 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2023-11-23 20:13:27,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:27,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 454 states and 618 transitions. [2023-11-23 20:13:27,814 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 618 transitions. [2023-11-23 20:13:27,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:13:27,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:27,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:27,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:28,164 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 20:13:28,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:28,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 453 states and 617 transitions. [2023-11-23 20:13:28,625 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 617 transitions. [2023-11-23 20:13:28,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:13:28,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:28,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:28,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:28,883 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 20:13:29,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:29,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 455 states and 618 transitions. [2023-11-23 20:13:29,233 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 618 transitions. [2023-11-23 20:13:29,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:13:29,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:29,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:29,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:29,693 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:13:29,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:29,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 456 states and 619 transitions. [2023-11-23 20:13:29,798 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 619 transitions. [2023-11-23 20:13:29,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:13:29,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:29,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:29,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:30,108 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 20:13:30,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:30,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 457 states and 620 transitions. [2023-11-23 20:13:30,478 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 620 transitions. [2023-11-23 20:13:30,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:13:30,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:30,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:30,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:30,887 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 20:13:31,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:31,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 461 states and 625 transitions. [2023-11-23 20:13:31,137 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 625 transitions. [2023-11-23 20:13:31,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:13:31,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:31,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:31,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:31,420 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 20:13:31,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:31,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 462 states and 626 transitions. [2023-11-23 20:13:31,442 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 626 transitions. [2023-11-23 20:13:31,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:13:31,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:31,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:31,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:31,687 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 20:13:31,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:31,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 463 states and 627 transitions. [2023-11-23 20:13:31,969 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 627 transitions. [2023-11-23 20:13:31,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:13:31,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:31,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:32,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:32,227 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 20:13:32,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:32,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 466 states and 631 transitions. [2023-11-23 20:13:32,525 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 631 transitions. [2023-11-23 20:13:32,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:13:32,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:32,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:32,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:32,888 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:13:33,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:33,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 470 states and 636 transitions. [2023-11-23 20:13:33,147 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 636 transitions. [2023-11-23 20:13:33,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:13:33,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:33,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:33,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:33,361 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 20:13:33,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:33,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 471 states and 637 transitions. [2023-11-23 20:13:33,391 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 637 transitions. [2023-11-23 20:13:33,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:13:33,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:33,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:33,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:33,795 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 20:13:35,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:35,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 480 states and 652 transitions. [2023-11-23 20:13:35,518 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 652 transitions. [2023-11-23 20:13:35,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:13:35,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:35,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:35,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:35,726 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 20:13:35,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:35,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 482 states and 655 transitions. [2023-11-23 20:13:35,744 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 655 transitions. [2023-11-23 20:13:35,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:13:35,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:35,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:35,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:36,126 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 20:13:38,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:38,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 492 states and 670 transitions. [2023-11-23 20:13:38,356 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 670 transitions. [2023-11-23 20:13:38,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:13:38,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:38,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:38,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:38,996 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 20:13:46,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:46,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 538 states and 736 transitions. [2023-11-23 20:13:46,459 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 736 transitions. [2023-11-23 20:13:46,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:13:46,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:46,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:46,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:46,991 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:13:47,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:47,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 542 states and 742 transitions. [2023-11-23 20:13:47,423 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 742 transitions. [2023-11-23 20:13:47,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:13:47,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:47,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:47,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:47,698 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 20:13:48,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:48,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 544 states and 743 transitions. [2023-11-23 20:13:48,310 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 743 transitions. [2023-11-23 20:13:48,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:13:48,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:48,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:48,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:48,529 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-23 20:13:48,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:48,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 545 states and 743 transitions. [2023-11-23 20:13:48,551 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 743 transitions. [2023-11-23 20:13:48,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:13:48,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:48,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:48,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat