./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops/insertion_sort-2-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160319c3-b1fc-4dd6-9251-1a3f977a261a/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160319c3-b1fc-4dd6-9251-1a3f977a261a/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160319c3-b1fc-4dd6-9251-1a3f977a261a/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160319c3-b1fc-4dd6-9251-1a3f977a261a/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/loops/insertion_sort-2-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160319c3-b1fc-4dd6-9251-1a3f977a261a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160319c3-b1fc-4dd6-9251-1a3f977a261a/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f08b02f494e898be2e8c5098de245f701022f3f8b39ac6682b3bca3a03512826 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:59:30,380 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:59:30,509 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160319c3-b1fc-4dd6-9251-1a3f977a261a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:59:30,517 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:59:30,517 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:59:30,561 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:59:30,562 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:59:30,563 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:59:30,564 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:59:30,569 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:59:30,571 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:59:30,571 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:59:30,572 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:59:30,574 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:59:30,574 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:59:30,575 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:59:30,575 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:59:30,576 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:59:30,576 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:59:30,577 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:59:30,578 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:59:30,578 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:59:30,579 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:59:30,579 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:59:30,580 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:59:30,581 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:59:30,581 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:59:30,582 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:59:30,583 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:59:30,583 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:59:30,585 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:59:30,585 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:59:30,585 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:59:30,586 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_160319c3-b1fc-4dd6-9251-1a3f977a261a/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160319c3-b1fc-4dd6-9251-1a3f977a261a/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f08b02f494e898be2e8c5098de245f701022f3f8b39ac6682b3bca3a03512826 [2023-11-19 03:59:30,957 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:59:30,982 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:59:30,985 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:59:30,987 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:59:30,987 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:59:30,989 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160319c3-b1fc-4dd6-9251-1a3f977a261a/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/loops/insertion_sort-2-2.c [2023-11-19 03:59:34,176 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:59:34,364 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:59:34,365 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160319c3-b1fc-4dd6-9251-1a3f977a261a/sv-benchmarks/c/loops/insertion_sort-2-2.c [2023-11-19 03:59:34,372 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160319c3-b1fc-4dd6-9251-1a3f977a261a/bin/ukojak-verify-G8NBE6pJGL/data/6cf97d083/e4d7d315cba145a9aa077784a27b00d4/FLAG4a0df3d6c [2023-11-19 03:59:34,387 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160319c3-b1fc-4dd6-9251-1a3f977a261a/bin/ukojak-verify-G8NBE6pJGL/data/6cf97d083/e4d7d315cba145a9aa077784a27b00d4 [2023-11-19 03:59:34,390 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:59:34,392 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:59:34,394 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:59:34,394 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:59:34,399 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:59:34,399 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:59:34" (1/1) ... [2023-11-19 03:59:34,401 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70c7620f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:34, skipping insertion in model container [2023-11-19 03:59:34,401 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:59:34" (1/1) ... [2023-11-19 03:59:34,429 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:59:34,618 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160319c3-b1fc-4dd6-9251-1a3f977a261a/sv-benchmarks/c/loops/insertion_sort-2-2.c[330,343] [2023-11-19 03:59:34,649 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:59:34,658 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:59:34,671 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160319c3-b1fc-4dd6-9251-1a3f977a261a/sv-benchmarks/c/loops/insertion_sort-2-2.c[330,343] [2023-11-19 03:59:34,687 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:59:34,702 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:59:34,703 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:34 WrapperNode [2023-11-19 03:59:34,703 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:59:34,704 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:59:34,704 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:59:34,705 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:59:34,712 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:34" (1/1) ... [2023-11-19 03:59:34,720 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:34" (1/1) ... [2023-11-19 03:59:34,742 INFO L138 Inliner]: procedures = 15, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 86 [2023-11-19 03:59:34,742 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:59:34,743 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:59:34,743 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:59:34,743 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:59:34,752 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:34" (1/1) ... [2023-11-19 03:59:34,753 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:34" (1/1) ... [2023-11-19 03:59:34,755 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:34" (1/1) ... [2023-11-19 03:59:34,755 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:34" (1/1) ... [2023-11-19 03:59:34,762 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:34" (1/1) ... [2023-11-19 03:59:34,766 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:34" (1/1) ... [2023-11-19 03:59:34,768 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:34" (1/1) ... [2023-11-19 03:59:34,769 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:34" (1/1) ... [2023-11-19 03:59:34,771 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:59:34,772 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:59:34,773 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:59:34,773 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:59:34,774 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:34" (1/1) ... [2023-11-19 03:59:34,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:59:34,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160319c3-b1fc-4dd6-9251-1a3f977a261a/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:59:34,805 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160319c3-b1fc-4dd6-9251-1a3f977a261a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:59:34,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160319c3-b1fc-4dd6-9251-1a3f977a261a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:59:34,844 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:59:34,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:59:34,844 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:59:34,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:59:34,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:59:34,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:59:34,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:59:34,845 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:59:34,921 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:59:34,923 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:59:35,104 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:59:35,154 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:59:35,155 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 03:59:35,159 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:59:35 BoogieIcfgContainer [2023-11-19 03:59:35,160 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:59:35,161 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:59:35,161 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:59:35,170 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:59:35,170 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:59:35" (1/1) ... [2023-11-19 03:59:35,178 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:59:35,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:35,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2023-11-19 03:59:35,249 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2023-11-19 03:59:35,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:59:35,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:35,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:35,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:35,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:35,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:35,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 16 states and 25 transitions. [2023-11-19 03:59:35,840 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 25 transitions. [2023-11-19 03:59:35,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:59:35,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:35,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:35,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:35,879 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:35,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:35,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2023-11-19 03:59:35,916 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2023-11-19 03:59:35,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:59:35,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:35,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:35,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:36,231 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:36,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:36,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 18 states and 29 transitions. [2023-11-19 03:59:36,398 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 29 transitions. [2023-11-19 03:59:36,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:59:36,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:36,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:36,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:36,628 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:36,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:36,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 20 states and 34 transitions. [2023-11-19 03:59:36,863 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 34 transitions. [2023-11-19 03:59:36,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:59:36,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:36,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:36,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:37,952 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:39,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:39,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 27 states and 51 transitions. [2023-11-19 03:59:39,134 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 51 transitions. [2023-11-19 03:59:39,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:59:39,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:39,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:39,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:40,041 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:40,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:40,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 30 states and 59 transitions. [2023-11-19 03:59:40,934 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 59 transitions. [2023-11-19 03:59:40,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:59:40,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:40,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:40,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:41,294 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:59:44,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:44,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 40 states and 84 transitions. [2023-11-19 03:59:44,386 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 84 transitions. [2023-11-19 03:59:44,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:59:44,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:44,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:44,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:44,843 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:47,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:47,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 44 states and 89 transitions. [2023-11-19 03:59:47,357 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 89 transitions. [2023-11-19 03:59:47,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:59:47,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:47,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:47,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:47,710 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:49,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:49,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 48 states and 97 transitions. [2023-11-19 03:59:49,734 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 97 transitions. [2023-11-19 03:59:49,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:59:49,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:49,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:49,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:50,144 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:59:50,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:50,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 48 states and 96 transitions. [2023-11-19 03:59:50,781 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 96 transitions. [2023-11-19 03:59:50,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:59:50,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:50,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:50,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:52,052 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:59:54,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:54,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 52 states and 113 transitions. [2023-11-19 03:59:54,543 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 113 transitions. [2023-11-19 03:59:54,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:59:54,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:54,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:54,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:54,673 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:59:55,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:55,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 55 states and 115 transitions. [2023-11-19 03:59:55,671 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 115 transitions. [2023-11-19 03:59:55,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:59:55,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:55,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:55,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:55,879 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:59:56,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:56,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 58 states and 118 transitions. [2023-11-19 03:59:56,916 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 118 transitions. [2023-11-19 03:59:56,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:59:56,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:56,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:56,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:57,965 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:00:00,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:00,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 61 states and 122 transitions. [2023-11-19 04:00:00,120 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 122 transitions. [2023-11-19 04:00:00,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:00:00,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:00,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:00,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:01,651 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:07,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:07,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 67 states and 143 transitions. [2023-11-19 04:00:07,202 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 143 transitions. [2023-11-19 04:00:07,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:00:07,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:07,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:07,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:07,458 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:00:08,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:08,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 70 states and 146 transitions. [2023-11-19 04:00:08,479 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 146 transitions. [2023-11-19 04:00:08,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:00:08,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:08,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:08,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:10,420 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:14,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:14,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 73 states and 154 transitions. [2023-11-19 04:00:14,340 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 154 transitions. [2023-11-19 04:00:14,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:00:14,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:14,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:14,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:15,261 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 13 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.