./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/sleep-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_48a69e7b-39f4-4cf6-ba7f-78d5280b902c/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48a69e7b-39f4-4cf6-ba7f-78d5280b902c/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_48a69e7b-39f4-4cf6-ba7f-78d5280b902c/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48a69e7b-39f4-4cf6-ba7f-78d5280b902c/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sleep-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48a69e7b-39f4-4cf6-ba7f-78d5280b902c/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_48a69e7b-39f4-4cf6-ba7f-78d5280b902c/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 02a989da6ea0e1ad4de19118afee49065b0b83aa621868b65efb180285385f84 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:26:25,815 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:26:25,936 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48a69e7b-39f4-4cf6-ba7f-78d5280b902c/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 20:26:25,943 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:26:25,944 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:26:25,967 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:26:25,968 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:26:25,969 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:26:25,970 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:26:25,970 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:26:25,971 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:26:25,972 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:26:25,972 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:26:25,977 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:26:25,978 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:26:25,978 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:26:25,980 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:26:25,981 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:26:25,981 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:26:25,982 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:26:25,982 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:26:25,983 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:26:25,984 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:26:25,984 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:26:25,985 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:26:25,985 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:26:25,985 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:26:25,986 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:26:25,986 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:26:25,987 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:26:25,988 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:26:25,988 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:26:25,989 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_48a69e7b-39f4-4cf6-ba7f-78d5280b902c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48a69e7b-39f4-4cf6-ba7f-78d5280b902c/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 02a989da6ea0e1ad4de19118afee49065b0b83aa621868b65efb180285385f84 [2023-11-23 20:26:26,306 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:26:26,340 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:26:26,343 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:26:26,344 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:26:26,345 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:26:26,346 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48a69e7b-39f4-4cf6-ba7f-78d5280b902c/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/busybox-1.22.0/sleep-2.i [2023-11-23 20:26:29,479 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:26:29,945 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:26:29,945 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48a69e7b-39f4-4cf6-ba7f-78d5280b902c/sv-benchmarks/c/busybox-1.22.0/sleep-2.i [2023-11-23 20:26:29,984 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48a69e7b-39f4-4cf6-ba7f-78d5280b902c/bin/ukojak-verify-1t5iHCbJaC/data/cea5a2e66/f12e06df918e4f63a3bf7fc58726a5a1/FLAG43ab3d023 [2023-11-23 20:26:30,002 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48a69e7b-39f4-4cf6-ba7f-78d5280b902c/bin/ukojak-verify-1t5iHCbJaC/data/cea5a2e66/f12e06df918e4f63a3bf7fc58726a5a1 [2023-11-23 20:26:30,005 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:26:30,006 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:26:30,013 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:26:30,013 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:26:30,018 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:26:30,019 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:26:30" (1/1) ... [2023-11-23 20:26:30,020 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@565794fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:30, skipping insertion in model container [2023-11-23 20:26:30,021 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:26:30" (1/1) ... [2023-11-23 20:26:30,139 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:26:31,685 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:26:31,720 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:26:31,948 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:26:32,184 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:26:32,184 WARN L675 CHandler]: The function strtoull is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:26:32,185 WARN L675 CHandler]: The function strspn is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:26:32,193 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:26:32,193 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:32 WrapperNode [2023-11-23 20:26:32,194 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:26:32,195 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:26:32,195 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:26:32,195 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:26:32,203 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:32" (1/1) ... [2023-11-23 20:26:32,279 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:32" (1/1) ... [2023-11-23 20:26:32,375 INFO L138 Inliner]: procedures = 633, calls = 241, calls flagged for inlining = 17, calls inlined = 15, statements flattened = 795 [2023-11-23 20:26:32,376 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:26:32,376 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:26:32,377 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:26:32,377 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:26:32,388 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:32" (1/1) ... [2023-11-23 20:26:32,388 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:32" (1/1) ... [2023-11-23 20:26:32,400 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:32" (1/1) ... [2023-11-23 20:26:32,409 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:32" (1/1) ... [2023-11-23 20:26:32,465 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:32" (1/1) ... [2023-11-23 20:26:32,475 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:32" (1/1) ... [2023-11-23 20:26:32,499 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:32" (1/1) ... [2023-11-23 20:26:32,506 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:32" (1/1) ... [2023-11-23 20:26:32,548 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:26:32,549 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:26:32,550 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:26:32,550 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:26:32,551 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:32" (1/1) ... [2023-11-23 20:26:32,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:26:32,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48a69e7b-39f4-4cf6-ba7f-78d5280b902c/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:26:32,590 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48a69e7b-39f4-4cf6-ba7f-78d5280b902c/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:26:32,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48a69e7b-39f4-4cf6-ba7f-78d5280b902c/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:26:32,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:26:32,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 20:26:32,641 INFO L130 BoogieDeclarations]: Found specification of procedure xatoul_sfx [2023-11-23 20:26:32,642 INFO L138 BoogieDeclarations]: Found implementation of procedure xatoul_sfx [2023-11-23 20:26:32,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 20:26:32,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:26:32,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:26:32,644 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-23 20:26:32,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:26:32,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:26:32,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:26:32,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:26:32,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-23 20:26:32,645 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-23 20:26:32,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 20:26:32,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 20:26:32,645 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:26:32,645 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:26:32,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:26:32,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:26:32,648 INFO L130 BoogieDeclarations]: Found specification of procedure bb_show_usage [2023-11-23 20:26:32,648 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_show_usage [2023-11-23 20:26:32,648 INFO L130 BoogieDeclarations]: Found specification of procedure strspn [2023-11-23 20:26:32,649 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2023-11-23 20:26:32,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:26:32,649 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-23 20:26:32,649 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-23 20:26:32,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:26:33,193 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:26:33,196 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:26:33,932 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:26:34,095 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:26:34,095 INFO L309 CfgBuilder]: Removed 12 assume(true) statements. [2023-11-23 20:26:34,097 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:26:34 BoogieIcfgContainer [2023-11-23 20:26:34,097 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:26:34,098 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:26:34,098 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:26:34,109 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:26:34,109 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:26:34" (1/1) ... [2023-11-23 20:26:34,118 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:26:34,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:34,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 201 states and 256 transitions. [2023-11-23 20:26:34,197 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 256 transitions. [2023-11-23 20:26:34,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:26:34,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:34,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:34,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:34,749 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 20:26:34,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:34,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 203 states and 259 transitions. [2023-11-23 20:26:34,810 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 259 transitions. [2023-11-23 20:26:34,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:26:34,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:34,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:34,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:34,921 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 20:26:34,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:34,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 204 states and 260 transitions. [2023-11-23 20:26:34,953 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 260 transitions. [2023-11-23 20:26:34,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:26:34,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:34,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:35,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:35,160 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 20:26:35,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:35,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 206 states and 263 transitions. [2023-11-23 20:26:35,223 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 263 transitions. [2023-11-23 20:26:35,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:26:35,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:35,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:35,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:35,411 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 20:26:35,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:35,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 205 states and 262 transitions. [2023-11-23 20:26:35,504 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 262 transitions. [2023-11-23 20:26:35,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:26:35,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:35,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:35,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:35,685 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 20:26:35,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:35,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 206 states and 263 transitions. [2023-11-23 20:26:35,752 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 263 transitions. [2023-11-23 20:26:35,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:26:35,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:35,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:35,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:35,933 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 20:26:36,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:36,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 205 states and 262 transitions. [2023-11-23 20:26:36,080 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 262 transitions. [2023-11-23 20:26:36,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:26:36,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:36,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:36,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:36,250 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 20:26:36,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:36,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 204 states and 261 transitions. [2023-11-23 20:26:36,302 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 261 transitions. [2023-11-23 20:26:36,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:26:36,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:36,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:36,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:36,525 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 20:26:36,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:36,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 207 states and 264 transitions. [2023-11-23 20:26:36,725 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 264 transitions. [2023-11-23 20:26:36,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:26:36,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:36,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:36,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:36,907 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 20:26:37,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:37,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 210 states and 267 transitions. [2023-11-23 20:26:37,050 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 267 transitions. [2023-11-23 20:26:37,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:26:37,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:37,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:37,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:37,258 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 20:26:37,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:37,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 213 states and 270 transitions. [2023-11-23 20:26:37,431 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 270 transitions. [2023-11-23 20:26:37,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:26:37,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:37,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:37,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:37,666 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 20:26:37,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:37,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 216 states and 273 transitions. [2023-11-23 20:26:37,854 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 273 transitions. [2023-11-23 20:26:37,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:26:37,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:37,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:37,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:38,130 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 20:26:38,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:38,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 219 states and 276 transitions. [2023-11-23 20:26:38,368 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 276 transitions. [2023-11-23 20:26:38,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:26:38,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:38,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:38,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:38,697 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 20:26:38,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:38,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 222 states and 279 transitions. [2023-11-23 20:26:38,937 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 279 transitions. [2023-11-23 20:26:38,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:26:38,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:38,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:38,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:39,281 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 20:26:39,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:39,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 225 states and 282 transitions. [2023-11-23 20:26:39,520 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 282 transitions. [2023-11-23 20:26:39,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:26:39,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:39,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:39,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:39,853 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 20:26:40,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:40,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 228 states and 284 transitions. [2023-11-23 20:26:40,028 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 284 transitions. [2023-11-23 20:26:40,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:26:40,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:40,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:40,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:40,428 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 20:26:40,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:40,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 227 states and 283 transitions. [2023-11-23 20:26:40,651 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 283 transitions. [2023-11-23 20:26:40,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:26:40,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:40,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:40,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:40,800 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 20:26:40,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:40,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 226 states and 282 transitions. [2023-11-23 20:26:40,827 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 282 transitions. [2023-11-23 20:26:40,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:26:40,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:40,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:40,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:40,982 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 20:26:41,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:41,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 225 states and 281 transitions. [2023-11-23 20:26:41,113 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 281 transitions. [2023-11-23 20:26:41,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:26:41,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:41,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:41,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:41,327 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 20:26:41,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:41,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 226 states and 283 transitions. [2023-11-23 20:26:41,395 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 283 transitions. [2023-11-23 20:26:41,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:26:41,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:41,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:41,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:41,579 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 20:26:41,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:41,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 227 states and 284 transitions. [2023-11-23 20:26:41,600 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 284 transitions. [2023-11-23 20:26:41,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:26:41,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:41,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:41,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:41,759 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 20:26:41,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:41,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 228 states and 285 transitions. [2023-11-23 20:26:41,781 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 285 transitions. [2023-11-23 20:26:41,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:26:41,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:41,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:41,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:41,970 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 20:26:42,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:42,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 234 states and 296 transitions. [2023-11-23 20:26:42,366 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 296 transitions. [2023-11-23 20:26:42,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:26:42,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:42,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:42,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:42,605 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 20:26:42,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:42,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 236 states and 300 transitions. [2023-11-23 20:26:42,926 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 300 transitions. [2023-11-23 20:26:42,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:26:42,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:42,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:42,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:43,017 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:26:43,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:43,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 210 states and 265 transitions. [2023-11-23 20:26:43,031 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 265 transitions. [2023-11-23 20:26:43,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:26:43,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:43,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:43,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:43,189 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 20:26:43,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:43,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 211 states and 266 transitions. [2023-11-23 20:26:43,211 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 266 transitions. [2023-11-23 20:26:43,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:26:43,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:43,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:43,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:43,397 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 20:26:43,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:43,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 210 states and 265 transitions. [2023-11-23 20:26:43,666 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 265 transitions. [2023-11-23 20:26:43,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:26:43,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:43,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:43,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:44,154 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 20:26:44,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:44,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 211 states and 267 transitions. [2023-11-23 20:26:44,764 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 267 transitions. [2023-11-23 20:26:44,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:26:44,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:44,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:44,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:44,942 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 20:26:45,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:45,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 213 states and 269 transitions. [2023-11-23 20:26:45,407 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 269 transitions. [2023-11-23 20:26:45,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:26:45,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:45,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:45,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:45,753 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 20:26:46,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:46,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 214 states and 272 transitions. [2023-11-23 20:26:46,507 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 272 transitions. [2023-11-23 20:26:46,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:26:46,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:46,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:46,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:46,694 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 20:26:46,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:46,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 215 states and 272 transitions. [2023-11-23 20:26:46,839 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 272 transitions. [2023-11-23 20:26:46,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:26:46,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:46,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:46,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:47,097 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 20:26:47,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:47,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 216 states and 273 transitions. [2023-11-23 20:26:47,417 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 273 transitions. [2023-11-23 20:26:47,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:26:47,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:47,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:47,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:47,621 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 20:26:47,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:47,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 217 states and 275 transitions. [2023-11-23 20:26:47,875 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 275 transitions. [2023-11-23 20:26:47,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:26:47,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:47,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:47,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:48,082 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-23 20:26:48,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:48,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 218 states and 275 transitions. [2023-11-23 20:26:48,353 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 275 transitions. [2023-11-23 20:26:48,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:26:48,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:48,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:48,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:48,714 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:26:49,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:49,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 221 states and 278 transitions. [2023-11-23 20:26:49,348 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 278 transitions. [2023-11-23 20:26:49,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:26:49,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:49,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:49,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:49,680 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:26:50,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:50,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 224 states and 281 transitions. [2023-11-23 20:26:50,209 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 281 transitions. [2023-11-23 20:26:50,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-23 20:26:50,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:50,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:50,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:50,609 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:26:51,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:51,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 227 states and 284 transitions. [2023-11-23 20:26:51,176 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 284 transitions. [2023-11-23 20:26:51,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-23 20:26:51,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:51,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:51,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:51,578 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 1 proven. 35 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:26:52,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:52,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 230 states and 287 transitions. [2023-11-23 20:26:52,166 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 287 transitions. [2023-11-23 20:26:52,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-23 20:26:52,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:52,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:52,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:52,750 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 1 proven. 51 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:26:53,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:53,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 233 states and 290 transitions. [2023-11-23 20:26:53,436 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 290 transitions. [2023-11-23 20:26:53,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-23 20:26:53,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:53,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:53,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:53,959 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 1 proven. 70 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:26:54,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:54,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 236 states and 293 transitions. [2023-11-23 20:26:54,700 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 293 transitions. [2023-11-23 20:26:54,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-23 20:26:54,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:54,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:54,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:55,275 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 1 proven. 92 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:26:56,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:56,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 239 states and 296 transitions. [2023-11-23 20:26:56,041 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 296 transitions. [2023-11-23 20:26:56,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-23 20:26:56,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:56,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:56,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:56,554 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 1 proven. 117 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:26:57,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:57,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 242 states and 298 transitions. [2023-11-23 20:26:57,017 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 298 transitions. [2023-11-23 20:26:57,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-23 20:26:57,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:57,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:57,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:03,845 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked.