./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/tee-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67858c98-83fc-4bc2-8128-4fcae2ca0ff2/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67858c98-83fc-4bc2-8128-4fcae2ca0ff2/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_67858c98-83fc-4bc2-8128-4fcae2ca0ff2/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67858c98-83fc-4bc2-8128-4fcae2ca0ff2/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tee-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67858c98-83fc-4bc2-8128-4fcae2ca0ff2/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_67858c98-83fc-4bc2-8128-4fcae2ca0ff2/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 bab52eb5923c15e4bc9c70f58b3e07f531d9c2f4fa12be32117f6f5f5ee2181e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 19:55:14,109 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 19:55:14,222 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67858c98-83fc-4bc2-8128-4fcae2ca0ff2/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 19:55:14,233 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 19:55:14,234 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 19:55:14,270 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 19:55:14,272 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 19:55:14,273 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 19:55:14,274 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 19:55:14,279 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 19:55:14,279 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 19:55:14,280 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 19:55:14,280 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 19:55:14,282 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 19:55:14,282 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 19:55:14,283 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 19:55:14,283 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 19:55:14,283 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 19:55:14,284 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 19:55:14,284 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 19:55:14,285 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 19:55:14,285 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 19:55:14,286 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 19:55:14,286 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 19:55:14,287 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 19:55:14,287 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 19:55:14,288 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 19:55:14,288 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 19:55:14,288 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 19:55:14,289 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 19:55:14,290 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 19:55:14,290 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 19:55:14,290 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_67858c98-83fc-4bc2-8128-4fcae2ca0ff2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67858c98-83fc-4bc2-8128-4fcae2ca0ff2/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bab52eb5923c15e4bc9c70f58b3e07f531d9c2f4fa12be32117f6f5f5ee2181e [2023-11-23 19:55:14,546 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 19:55:14,570 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 19:55:14,573 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 19:55:14,574 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 19:55:14,575 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 19:55:14,576 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67858c98-83fc-4bc2-8128-4fcae2ca0ff2/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/busybox-1.22.0/tee-2.i [2023-11-23 19:55:17,712 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 19:55:18,229 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 19:55:18,230 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67858c98-83fc-4bc2-8128-4fcae2ca0ff2/sv-benchmarks/c/busybox-1.22.0/tee-2.i [2023-11-23 19:55:18,272 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67858c98-83fc-4bc2-8128-4fcae2ca0ff2/bin/ukojak-verify-1t5iHCbJaC/data/b024351e2/9c3b006410834793a8d9f789d965d0be/FLAG61c23ca62 [2023-11-23 19:55:18,290 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67858c98-83fc-4bc2-8128-4fcae2ca0ff2/bin/ukojak-verify-1t5iHCbJaC/data/b024351e2/9c3b006410834793a8d9f789d965d0be [2023-11-23 19:55:18,296 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 19:55:18,298 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 19:55:18,301 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 19:55:18,301 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 19:55:18,310 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 19:55:18,311 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:55:18" (1/1) ... [2023-11-23 19:55:18,313 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f972aa9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:18, skipping insertion in model container [2023-11-23 19:55:18,314 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:55:18" (1/1) ... [2023-11-23 19:55:18,416 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 19:55:20,104 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 19:55:20,151 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 19:55:20,282 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 19:55:20,485 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 19:55:20,485 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 19:55:20,486 WARN L675 CHandler]: The function fopen is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 19:55:20,486 WARN L675 CHandler]: The function ferror is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 19:55:20,486 WARN L675 CHandler]: The function setbuf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 19:55:20,486 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 19:55:20,486 WARN L675 CHandler]: The function fwrite is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 19:55:20,495 INFO L206 MainTranslator]: Completed translation [2023-11-23 19:55:20,495 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:20 WrapperNode [2023-11-23 19:55:20,496 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 19:55:20,497 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 19:55:20,497 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 19:55:20,498 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 19:55:20,506 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:20" (1/1) ... [2023-11-23 19:55:20,599 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:20" (1/1) ... [2023-11-23 19:55:20,701 INFO L138 Inliner]: procedures = 575, calls = 420, calls flagged for inlining = 28, calls inlined = 26, statements flattened = 1747 [2023-11-23 19:55:20,702 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 19:55:20,703 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 19:55:20,703 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 19:55:20,703 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 19:55:20,755 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:20" (1/1) ... [2023-11-23 19:55:20,755 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:20" (1/1) ... [2023-11-23 19:55:20,767 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:20" (1/1) ... [2023-11-23 19:55:20,781 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:20" (1/1) ... [2023-11-23 19:55:20,869 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:20" (1/1) ... [2023-11-23 19:55:20,892 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:20" (1/1) ... [2023-11-23 19:55:20,906 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:20" (1/1) ... [2023-11-23 19:55:20,918 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:20" (1/1) ... [2023-11-23 19:55:20,941 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 19:55:20,942 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 19:55:20,943 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 19:55:20,943 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 19:55:20,949 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:20" (1/1) ... [2023-11-23 19:55:20,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 19:55:20,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67858c98-83fc-4bc2-8128-4fcae2ca0ff2/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 19:55:20,997 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67858c98-83fc-4bc2-8128-4fcae2ca0ff2/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 19:55:21,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67858c98-83fc-4bc2-8128-4fcae2ca0ff2/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 19:55:21,038 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-23 19:55:21,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 19:55:21,039 INFO L130 BoogieDeclarations]: Found specification of procedure setbuf [2023-11-23 19:55:21,039 INFO L130 BoogieDeclarations]: Found specification of procedure xzalloc [2023-11-23 19:55:21,039 INFO L138 BoogieDeclarations]: Found implementation of procedure xzalloc [2023-11-23 19:55:21,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 19:55:21,040 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-23 19:55:21,040 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-23 19:55:21,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 19:55:21,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 19:55:21,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 19:55:21,041 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-23 19:55:21,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 19:55:21,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 19:55:21,041 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 19:55:21,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 19:55:21,044 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-23 19:55:21,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-23 19:55:21,044 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-23 19:55:21,044 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-23 19:55:21,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 19:55:21,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 19:55:21,045 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2023-11-23 19:55:21,045 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 19:55:21,045 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 19:55:21,046 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 19:55:21,046 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 19:55:21,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 19:55:21,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 19:55:21,047 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2023-11-23 19:55:21,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 19:55:21,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 19:55:21,048 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-23 19:55:21,048 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-23 19:55:21,049 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-23 19:55:21,049 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite [2023-11-23 19:55:21,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 19:55:21,501 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 19:55:21,504 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 19:55:23,281 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 19:55:23,956 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 19:55:23,956 INFO L309 CfgBuilder]: Removed 30 assume(true) statements. [2023-11-23 19:55:23,959 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:55:23 BoogieIcfgContainer [2023-11-23 19:55:23,959 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 19:55:23,960 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 19:55:23,960 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 19:55:23,972 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 19:55:23,972 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:55:23" (1/1) ... [2023-11-23 19:55:23,984 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 19:55:24,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:24,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 382 states and 536 transitions. [2023-11-23 19:55:24,090 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 536 transitions. [2023-11-23 19:55:24,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 19:55:24,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:24,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:24,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:24,652 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 19:55:24,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:24,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 384 states and 539 transitions. [2023-11-23 19:55:24,735 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 539 transitions. [2023-11-23 19:55:24,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 19:55:24,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:24,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:24,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:24,850 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 19:55:24,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:24,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 385 states and 540 transitions. [2023-11-23 19:55:24,870 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 540 transitions. [2023-11-23 19:55:24,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 19:55:24,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:24,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:24,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:25,017 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 19:55:25,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:25,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 387 states and 543 transitions. [2023-11-23 19:55:25,072 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 543 transitions. [2023-11-23 19:55:25,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 19:55:25,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:25,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:25,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:25,218 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 19:55:25,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:25,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 386 states and 542 transitions. [2023-11-23 19:55:25,301 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 542 transitions. [2023-11-23 19:55:25,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 19:55:25,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:25,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:25,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:25,448 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 19:55:25,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:25,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 387 states and 543 transitions. [2023-11-23 19:55:25,513 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 543 transitions. [2023-11-23 19:55:25,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 19:55:25,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:25,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:25,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:25,662 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 19:55:25,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:25,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 386 states and 542 transitions. [2023-11-23 19:55:25,799 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 542 transitions. [2023-11-23 19:55:25,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 19:55:25,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:25,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:25,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:25,985 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 19:55:26,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:26,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 385 states and 541 transitions. [2023-11-23 19:55:26,030 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 541 transitions. [2023-11-23 19:55:26,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 19:55:26,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:26,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:26,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:26,208 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 19:55:26,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:26,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 388 states and 544 transitions. [2023-11-23 19:55:26,415 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 544 transitions. [2023-11-23 19:55:26,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 19:55:26,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:26,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:26,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:26,641 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 19:55:26,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:26,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 391 states and 547 transitions. [2023-11-23 19:55:26,798 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 547 transitions. [2023-11-23 19:55:26,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 19:55:26,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:26,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:26,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:27,092 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 19:55:27,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:27,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 394 states and 550 transitions. [2023-11-23 19:55:27,260 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 550 transitions. [2023-11-23 19:55:27,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 19:55:27,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:27,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:27,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:27,541 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 19:55:27,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:27,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 397 states and 553 transitions. [2023-11-23 19:55:27,744 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 553 transitions. [2023-11-23 19:55:27,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 19:55:27,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:27,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:27,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:28,128 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 19:55:28,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:28,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 400 states and 556 transitions. [2023-11-23 19:55:28,363 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 556 transitions. [2023-11-23 19:55:28,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 19:55:28,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:28,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:28,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:28,760 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 19:55:29,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:29,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 403 states and 559 transitions. [2023-11-23 19:55:29,015 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 559 transitions. [2023-11-23 19:55:29,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 19:55:29,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:29,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:29,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:29,422 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 19:55:29,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:29,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 406 states and 562 transitions. [2023-11-23 19:55:29,693 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 562 transitions. [2023-11-23 19:55:29,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 19:55:29,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:29,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:29,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:30,136 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 19:55:30,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:30,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 409 states and 564 transitions. [2023-11-23 19:55:30,320 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 564 transitions. [2023-11-23 19:55:30,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 19:55:30,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:30,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:30,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:30,771 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 19:55:31,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:31,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 408 states and 563 transitions. [2023-11-23 19:55:31,007 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 563 transitions. [2023-11-23 19:55:31,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 19:55:31,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:31,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:31,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:31,200 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 19:55:31,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:31,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 407 states and 562 transitions. [2023-11-23 19:55:31,265 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 562 transitions. [2023-11-23 19:55:31,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 19:55:31,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:31,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:31,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:31,465 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 19:55:31,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:31,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 406 states and 561 transitions. [2023-11-23 19:55:31,606 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 561 transitions. [2023-11-23 19:55:31,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 19:55:31,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:31,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:31,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:31,810 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 19:55:31,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:31,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 407 states and 563 transitions. [2023-11-23 19:55:31,879 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 563 transitions. [2023-11-23 19:55:31,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 19:55:31,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:31,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:31,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:32,052 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 19:55:32,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:32,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 408 states and 564 transitions. [2023-11-23 19:55:32,076 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 564 transitions. [2023-11-23 19:55:32,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 19:55:32,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:32,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:32,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:32,314 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 19:55:32,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:32,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 411 states and 568 transitions. [2023-11-23 19:55:32,394 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 568 transitions. [2023-11-23 19:55:32,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 19:55:32,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:32,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:32,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:32,589 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 19:55:32,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:32,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 412 states and 569 transitions. [2023-11-23 19:55:32,615 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 569 transitions. [2023-11-23 19:55:32,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 19:55:32,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:32,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:32,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:32,782 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 19:55:32,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:32,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 413 states and 570 transitions. [2023-11-23 19:55:32,808 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 570 transitions. [2023-11-23 19:55:32,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 19:55:32,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:32,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:32,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:33,024 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 19:55:33,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:33,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 419 states and 581 transitions. [2023-11-23 19:55:33,427 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 581 transitions. [2023-11-23 19:55:33,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 19:55:33,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:33,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:33,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:33,714 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 19:55:34,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:34,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 421 states and 585 transitions. [2023-11-23 19:55:34,063 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 585 transitions. [2023-11-23 19:55:34,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 19:55:34,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:34,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:34,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:34,238 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 19:55:34,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:34,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 422 states and 586 transitions. [2023-11-23 19:55:34,266 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 586 transitions. [2023-11-23 19:55:34,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 19:55:34,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:34,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:34,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:34,484 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 19:55:34,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:34,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 421 states and 585 transitions. [2023-11-23 19:55:34,752 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 585 transitions. [2023-11-23 19:55:34,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 19:55:34,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:34,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:34,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:35,014 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 19:55:35,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:35,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 424 states and 590 transitions. [2023-11-23 19:55:35,189 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 590 transitions. [2023-11-23 19:55:35,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 19:55:35,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:35,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:35,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:35,417 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 19:55:35,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:35,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 428 states and 595 transitions. [2023-11-23 19:55:35,691 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 595 transitions. [2023-11-23 19:55:35,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 19:55:35,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:35,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:35,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:36,018 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 19:55:36,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:36,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 429 states and 597 transitions. [2023-11-23 19:55:36,667 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 597 transitions. [2023-11-23 19:55:36,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 19:55:36,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:36,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:36,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:36,877 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 19:55:37,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:37,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 431 states and 600 transitions. [2023-11-23 19:55:37,352 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 600 transitions. [2023-11-23 19:55:37,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 19:55:37,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:37,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:37,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:37,651 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 19:55:37,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:37,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 435 states and 605 transitions. [2023-11-23 19:55:37,760 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 605 transitions. [2023-11-23 19:55:37,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 19:55:37,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:37,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:37,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:38,174 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 19:55:38,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:38,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 434 states and 604 transitions. [2023-11-23 19:55:38,616 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 604 transitions. [2023-11-23 19:55:38,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 19:55:38,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:38,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:38,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:38,795 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 19:55:38,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:38,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 435 states and 604 transitions. [2023-11-23 19:55:38,948 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 604 transitions. [2023-11-23 19:55:38,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 19:55:38,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:38,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:39,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:39,246 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 19:55:39,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:39,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 434 states and 603 transitions. [2023-11-23 19:55:39,339 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 603 transitions. [2023-11-23 19:55:39,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 19:55:39,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:39,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:39,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:39,668 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 19:55:39,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:39,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 438 states and 608 transitions. [2023-11-23 19:55:39,887 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 608 transitions. [2023-11-23 19:55:39,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 19:55:39,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:39,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:39,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:40,146 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 19:55:40,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:40,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 439 states and 609 transitions. [2023-11-23 19:55:40,506 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 609 transitions. [2023-11-23 19:55:40,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 19:55:40,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:40,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:40,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:40,817 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 19:55:41,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:41,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 441 states and 611 transitions. [2023-11-23 19:55:41,055 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 611 transitions. [2023-11-23 19:55:41,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 19:55:41,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:41,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:41,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:41,357 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 19:55:41,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:41,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 442 states and 613 transitions. [2023-11-23 19:55:41,656 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 613 transitions. [2023-11-23 19:55:41,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 19:55:41,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:41,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:41,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:41,864 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-23 19:55:42,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:42,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 443 states and 613 transitions. [2023-11-23 19:55:42,190 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 613 transitions. [2023-11-23 19:55:42,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 19:55:42,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:42,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:42,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:42,368 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 19:55:42,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:42,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 446 states and 617 transitions. [2023-11-23 19:55:42,991 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 617 transitions. [2023-11-23 19:55:42,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 19:55:42,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:42,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:43,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:43,400 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 19:55:43,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:43,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 450 states and 622 transitions. [2023-11-23 19:55:43,664 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 622 transitions. [2023-11-23 19:55:43,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 19:55:43,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:43,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:43,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:43,897 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 19:55:43,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:43,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 451 states and 623 transitions. [2023-11-23 19:55:43,926 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 623 transitions. [2023-11-23 19:55:43,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 19:55:43,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:43,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:43,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:44,113 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 19:55:44,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:44,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 453 states and 626 transitions. [2023-11-23 19:55:44,130 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 626 transitions. [2023-11-23 19:55:44,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 19:55:44,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:44,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:44,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:44,453 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 19:55:46,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:46,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 462 states and 642 transitions. [2023-11-23 19:55:46,335 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 642 transitions. [2023-11-23 19:55:46,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 19:55:46,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:46,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:46,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:46,539 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2023-11-23 19:55:46,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:46,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 460 states and 637 transitions. [2023-11-23 19:55:46,740 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 637 transitions. [2023-11-23 19:55:46,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 19:55:46,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:46,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:46,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:46,992 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 19:55:47,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:47,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 459 states and 635 transitions. [2023-11-23 19:55:47,123 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 635 transitions. [2023-11-23 19:55:47,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 19:55:47,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:47,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:47,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:47,392 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 19:55:47,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:47,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 458 states and 634 transitions. [2023-11-23 19:55:47,509 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 634 transitions. [2023-11-23 19:55:47,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 19:55:47,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:47,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:47,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:47,857 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 19:55:49,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:49,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 468 states and 649 transitions. [2023-11-23 19:55:49,852 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 649 transitions. [2023-11-23 19:55:49,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 19:55:49,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:49,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:49,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:50,124 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 19:55:50,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:50,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 467 states and 648 transitions. [2023-11-23 19:55:50,420 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 648 transitions. [2023-11-23 19:55:50,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 19:55:50,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:50,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:50,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:50,577 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 19:55:50,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:50,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 466 states and 647 transitions. [2023-11-23 19:55:50,602 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 647 transitions. [2023-11-23 19:55:50,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 19:55:50,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:50,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:50,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:50,931 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 19:55:51,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:51,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 465 states and 646 transitions. [2023-11-23 19:55:51,249 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 646 transitions. [2023-11-23 19:55:51,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 19:55:51,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:51,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:51,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:51,601 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 19:55:51,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:51,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 469 states and 651 transitions. [2023-11-23 19:55:51,887 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 651 transitions. [2023-11-23 19:55:51,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 19:55:51,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:51,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:51,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:52,040 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 19:55:52,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:52,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 468 states and 650 transitions. [2023-11-23 19:55:52,067 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 650 transitions. [2023-11-23 19:55:52,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 19:55:52,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:52,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:52,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:52,540 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 19:55:53,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:53,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 472 states and 655 transitions. [2023-11-23 19:55:53,254 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 655 transitions. [2023-11-23 19:55:53,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 19:55:53,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:53,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:53,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:53,531 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 19:55:53,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:53,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 473 states and 655 transitions. [2023-11-23 19:55:53,554 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 655 transitions. [2023-11-23 19:55:53,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 19:55:53,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:53,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:53,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:53,866 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 19:55:54,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:54,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 475 states and 656 transitions. [2023-11-23 19:55:54,322 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 656 transitions. [2023-11-23 19:55:54,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 19:55:54,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:54,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:54,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:54,565 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-23 19:55:55,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:55,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 477 states and 657 transitions. [2023-11-23 19:55:55,005 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 657 transitions. [2023-11-23 19:55:55,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-23 19:55:55,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:55,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:55,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:55,122 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 19:55:55,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:55,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 477 states and 653 transitions. [2023-11-23 19:55:55,154 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 653 transitions. [2023-11-23 19:55:55,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-23 19:55:55,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:55,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:55,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:55,981 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-23 19:55:56,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:56,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 479 states and 658 transitions. [2023-11-23 19:55:56,317 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 658 transitions. [2023-11-23 19:55:56,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 19:55:56,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:56,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:56,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:57,151 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-23 19:55:58,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:58,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 481 states and 664 transitions. [2023-11-23 19:55:58,941 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 664 transitions. [2023-11-23 19:55:58,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-23 19:55:58,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:58,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:59,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat