./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invgen/id_build.i.p+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_85ed9a14-d3fa-4deb-9f8b-97f3019d44d8/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85ed9a14-d3fa-4deb-9f8b-97f3019d44d8/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85ed9a14-d3fa-4deb-9f8b-97f3019d44d8/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85ed9a14-d3fa-4deb-9f8b-97f3019d44d8/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/id_build.i.p+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85ed9a14-d3fa-4deb-9f8b-97f3019d44d8/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85ed9a14-d3fa-4deb-9f8b-97f3019d44d8/bin/ukojak-verify-afCqCEvfdi --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 bc897f414e0a05ffd4da5dfbe75d0cb0f250cea1356c39694412a6f55b10a7b1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:07:18,159 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:07:18,280 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85ed9a14-d3fa-4deb-9f8b-97f3019d44d8/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:07:18,287 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:07:18,288 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:07:18,327 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:07:18,329 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:07:18,329 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:07:18,331 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:07:18,335 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:07:18,337 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:07:18,337 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:07:18,338 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:07:18,339 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:07:18,340 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:07:18,341 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:07:18,341 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:07:18,341 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:07:18,342 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:07:18,343 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:07:18,343 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:07:18,344 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:07:18,345 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:07:18,345 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:07:18,346 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:07:18,346 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:07:18,347 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:18,347 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:07:18,348 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:07:18,348 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:07:18,350 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:07:18,350 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:07:18,350 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:07:18,351 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_85ed9a14-d3fa-4deb-9f8b-97f3019d44d8/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85ed9a14-d3fa-4deb-9f8b-97f3019d44d8/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bc897f414e0a05ffd4da5dfbe75d0cb0f250cea1356c39694412a6f55b10a7b1 [2023-11-24 23:07:18,605 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:07:18,627 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:07:18,630 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:07:18,631 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:07:18,632 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:07:18,633 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85ed9a14-d3fa-4deb-9f8b-97f3019d44d8/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/loop-invgen/id_build.i.p+nlh-reducer.c [2023-11-24 23:07:22,028 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:07:22,509 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:07:22,514 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85ed9a14-d3fa-4deb-9f8b-97f3019d44d8/sv-benchmarks/c/loop-invgen/id_build.i.p+nlh-reducer.c [2023-11-24 23:07:22,536 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85ed9a14-d3fa-4deb-9f8b-97f3019d44d8/bin/ukojak-verify-afCqCEvfdi/data/357e28167/146ae52d27224fb8ace3ae808e97b19b/FLAG524f3aa09 [2023-11-24 23:07:22,557 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85ed9a14-d3fa-4deb-9f8b-97f3019d44d8/bin/ukojak-verify-afCqCEvfdi/data/357e28167/146ae52d27224fb8ace3ae808e97b19b [2023-11-24 23:07:22,564 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:07:22,567 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:07:22,571 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:22,572 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:07:22,578 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:07:22,579 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:22" (1/1) ... [2023-11-24 23:07:22,582 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30282cdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:22, skipping insertion in model container [2023-11-24 23:07:22,582 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:22" (1/1) ... [2023-11-24 23:07:22,692 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:07:23,487 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_85ed9a14-d3fa-4deb-9f8b-97f3019d44d8/sv-benchmarks/c/loop-invgen/id_build.i.p+nlh-reducer.c[32736,32749] [2023-11-24 23:07:23,505 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_85ed9a14-d3fa-4deb-9f8b-97f3019d44d8/sv-benchmarks/c/loop-invgen/id_build.i.p+nlh-reducer.c[33038,33051] [2023-11-24 23:07:23,583 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:23,617 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:07:23,822 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_85ed9a14-d3fa-4deb-9f8b-97f3019d44d8/sv-benchmarks/c/loop-invgen/id_build.i.p+nlh-reducer.c[32736,32749] [2023-11-24 23:07:23,829 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_85ed9a14-d3fa-4deb-9f8b-97f3019d44d8/sv-benchmarks/c/loop-invgen/id_build.i.p+nlh-reducer.c[33038,33051] [2023-11-24 23:07:23,918 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:23,954 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:07:23,955 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:23 WrapperNode [2023-11-24 23:07:23,955 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:23,956 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:23,957 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:07:23,957 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:07:23,966 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:23" (1/1) ... [2023-11-24 23:07:24,011 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:23" (1/1) ... [2023-11-24 23:07:24,128 INFO L138 Inliner]: procedures = 14, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1557 [2023-11-24 23:07:24,128 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:24,129 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:07:24,129 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:07:24,130 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:07:24,158 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:23" (1/1) ... [2023-11-24 23:07:24,159 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:23" (1/1) ... [2023-11-24 23:07:24,164 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:23" (1/1) ... [2023-11-24 23:07:24,164 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:23" (1/1) ... [2023-11-24 23:07:24,231 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:23" (1/1) ... [2023-11-24 23:07:24,273 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:23" (1/1) ... [2023-11-24 23:07:24,282 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:23" (1/1) ... [2023-11-24 23:07:24,291 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:23" (1/1) ... [2023-11-24 23:07:24,312 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:07:24,321 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:07:24,322 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:07:24,322 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:07:24,323 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:23" (1/1) ... [2023-11-24 23:07:24,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:24,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85ed9a14-d3fa-4deb-9f8b-97f3019d44d8/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:07:24,363 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85ed9a14-d3fa-4deb-9f8b-97f3019d44d8/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:07:24,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85ed9a14-d3fa-4deb-9f8b-97f3019d44d8/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:07:24,413 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:07:24,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:07:24,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:07:24,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:07:24,603 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:07:24,606 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:07:26,144 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:07:26,212 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:07:26,214 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:07:26,216 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:26 BoogieIcfgContainer [2023-11-24 23:07:26,216 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:07:26,218 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:07:26,218 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:07:26,234 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:07:26,234 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:26" (1/1) ... [2023-11-24 23:07:26,249 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:07:26,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:26,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 249 states and 484 transitions. [2023-11-24 23:07:26,355 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 484 transitions. [2023-11-24 23:07:26,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-11-24 23:07:26,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:26,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:26,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:27,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:28,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:28,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 251 states and 485 transitions. [2023-11-24 23:07:28,631 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 485 transitions. [2023-11-24 23:07:28,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-11-24 23:07:28,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:28,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:28,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:29,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:29,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:29,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 254 states and 488 transitions. [2023-11-24 23:07:29,938 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 488 transitions. [2023-11-24 23:07:29,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-11-24 23:07:29,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:29,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:29,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:30,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:31,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:31,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 256 states and 490 transitions. [2023-11-24 23:07:31,052 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 490 transitions. [2023-11-24 23:07:31,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-11-24 23:07:31,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:31,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:31,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:31,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:31,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:31,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 259 states and 495 transitions. [2023-11-24 23:07:31,984 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 495 transitions. [2023-11-24 23:07:31,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-11-24 23:07:31,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:31,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:32,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:32,274 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:07:32,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:32,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 258 states and 493 transitions. [2023-11-24 23:07:32,499 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 493 transitions. [2023-11-24 23:07:32,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-11-24 23:07:32,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:32,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:32,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:33,395 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:35,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:35,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 368 states and 742 transitions. [2023-11-24 23:07:35,493 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 742 transitions. [2023-11-24 23:07:35,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-11-24 23:07:35,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:35,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:35,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:35,836 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:07:36,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:36,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 361 states and 733 transitions. [2023-11-24 23:07:36,246 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 733 transitions. [2023-11-24 23:07:36,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-11-24 23:07:36,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:36,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:36,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:38,772 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:47,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:47,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 388 states and 794 transitions. [2023-11-24 23:07:47,888 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 794 transitions. [2023-11-24 23:07:47,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-11-24 23:07:47,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:47,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:47,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:49,214 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:07:53,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:53,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 335 states and 678 transitions. [2023-11-24 23:07:53,047 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 678 transitions. [2023-11-24 23:07:53,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-11-24 23:07:53,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:53,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:53,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:53,336 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:07:56,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:56,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 282 states and 563 transitions. [2023-11-24 23:07:56,745 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 563 transitions. [2023-11-24 23:07:56,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-11-24 23:07:56,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:56,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:56,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:57,066 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:08:00,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:00,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 204 states and 389 transitions. [2023-11-24 23:08:00,851 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 389 transitions. [2023-11-24 23:08:00,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-11-24 23:08:00,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:00,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:00,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:01,123 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:08:05,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:05,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 153 states and 279 transitions. [2023-11-24 23:08:05,269 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 279 transitions. [2023-11-24 23:08:05,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-11-24 23:08:05,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:05,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:05,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:05,551 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.