./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops/insertion_sort-1-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_72211d4a-244b-4b16-81ea-c613d09f5211/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72211d4a-244b-4b16-81ea-c613d09f5211/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72211d4a-244b-4b16-81ea-c613d09f5211/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72211d4a-244b-4b16-81ea-c613d09f5211/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/loops/insertion_sort-1-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72211d4a-244b-4b16-81ea-c613d09f5211/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72211d4a-244b-4b16-81ea-c613d09f5211/bin/ukojak-verify-Qdu7aM0XO9 --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 36d1103e69366c6d9110aa7e24b0c4765120510facc121d7623fcf9373a67e96 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:14:01,091 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:14:01,155 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72211d4a-244b-4b16-81ea-c613d09f5211/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 03:14:01,159 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:14:01,159 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:14:01,182 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:14:01,182 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:14:01,183 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:14:01,184 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:14:01,184 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:14:01,185 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:14:01,185 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:14:01,186 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:14:01,186 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:14:01,187 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:14:01,187 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:14:01,188 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:14:01,188 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:14:01,189 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:14:01,189 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:14:01,190 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:14:01,194 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:14:01,195 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:14:01,195 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:14:01,195 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:14:01,196 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:14:01,196 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:14:01,197 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:14:01,197 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:14:01,197 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:14:01,198 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:14:01,198 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:14:01,198 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:14:01,199 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_72211d4a-244b-4b16-81ea-c613d09f5211/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72211d4a-244b-4b16-81ea-c613d09f5211/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36d1103e69366c6d9110aa7e24b0c4765120510facc121d7623fcf9373a67e96 [2023-12-03 03:14:01,407 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:14:01,439 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:14:01,442 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:14:01,443 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:14:01,443 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:14:01,444 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72211d4a-244b-4b16-81ea-c613d09f5211/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/loops/insertion_sort-1-2.c [2023-12-03 03:14:04,140 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:14:04,310 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:14:04,310 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72211d4a-244b-4b16-81ea-c613d09f5211/sv-benchmarks/c/loops/insertion_sort-1-2.c [2023-12-03 03:14:04,318 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72211d4a-244b-4b16-81ea-c613d09f5211/bin/ukojak-verify-Qdu7aM0XO9/data/65aa3abc5/c8dfc92c3adb431ead2d45ba53a9be4f/FLAGfd499916e [2023-12-03 03:14:04,332 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72211d4a-244b-4b16-81ea-c613d09f5211/bin/ukojak-verify-Qdu7aM0XO9/data/65aa3abc5/c8dfc92c3adb431ead2d45ba53a9be4f [2023-12-03 03:14:04,335 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:14:04,336 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:14:04,337 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:14:04,338 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:14:04,342 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:14:04,343 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:14:04" (1/1) ... [2023-12-03 03:14:04,344 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d4613ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:14:04, skipping insertion in model container [2023-12-03 03:14:04,345 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:14:04" (1/1) ... [2023-12-03 03:14:04,365 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:14:04,510 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_72211d4a-244b-4b16-81ea-c613d09f5211/sv-benchmarks/c/loops/insertion_sort-1-2.c[330,343] [2023-12-03 03:14:04,529 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:14:04,538 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:14:04,550 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_72211d4a-244b-4b16-81ea-c613d09f5211/sv-benchmarks/c/loops/insertion_sort-1-2.c[330,343] [2023-12-03 03:14:04,559 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:14:04,574 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:14:04,575 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:14:04 WrapperNode [2023-12-03 03:14:04,575 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:14:04,576 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:14:04,576 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:14:04,577 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:14:04,584 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:14:04" (1/1) ... [2023-12-03 03:14:04,591 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:14:04" (1/1) ... [2023-12-03 03:14:04,613 INFO L138 Inliner]: procedures = 15, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 87 [2023-12-03 03:14:04,613 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:14:04,614 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:14:04,614 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:14:04,614 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:14:04,624 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:14:04" (1/1) ... [2023-12-03 03:14:04,624 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:14:04" (1/1) ... [2023-12-03 03:14:04,626 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:14:04" (1/1) ... [2023-12-03 03:14:04,627 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:14:04" (1/1) ... [2023-12-03 03:14:04,632 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:14:04" (1/1) ... [2023-12-03 03:14:04,636 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:14:04" (1/1) ... [2023-12-03 03:14:04,637 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:14:04" (1/1) ... [2023-12-03 03:14:04,638 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:14:04" (1/1) ... [2023-12-03 03:14:04,640 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:14:04,641 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:14:04,642 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:14:04,642 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:14:04,643 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:14:04" (1/1) ... [2023-12-03 03:14:04,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:14:04,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72211d4a-244b-4b16-81ea-c613d09f5211/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:14:04,671 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72211d4a-244b-4b16-81ea-c613d09f5211/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:14:04,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72211d4a-244b-4b16-81ea-c613d09f5211/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:14:04,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:14:04,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:14:04,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:14:04,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 03:14:04,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:14:04,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:14:04,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 03:14:04,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:14:04,780 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:14:04,782 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:14:04,931 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:14:05,019 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:14:05,019 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-12-03 03:14:05,021 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:14:05 BoogieIcfgContainer [2023-12-03 03:14:05,021 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:14:05,022 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:14:05,022 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:14:05,032 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:14:05,033 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:14:05" (1/1) ... [2023-12-03 03:14:05,042 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:14:05,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:14:05,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2023-12-03 03:14:05,095 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2023-12-03 03:14:05,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 03:14:05,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:14:05,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:14:05,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:14:05,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:14:05,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:14:05,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 16 states and 25 transitions. [2023-12-03 03:14:05,508 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 25 transitions. [2023-12-03 03:14:05,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 03:14:05,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:14:05,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:14:05,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:14:05,548 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:14:05,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:14:05,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2023-12-03 03:14:05,565 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2023-12-03 03:14:05,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 03:14:05,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:14:05,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:14:05,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:14:05,725 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:14:05,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:14:05,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 18 states and 29 transitions. [2023-12-03 03:14:05,831 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 29 transitions. [2023-12-03 03:14:05,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 03:14:05,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:14:05,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:14:05,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:14:06,008 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:14:06,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:14:06,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 20 states and 34 transitions. [2023-12-03 03:14:06,186 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 34 transitions. [2023-12-03 03:14:06,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 03:14:06,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:14:06,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:14:06,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:14:06,981 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:14:07,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:14:07,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 27 states and 48 transitions. [2023-12-03 03:14:07,983 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 48 transitions. [2023-12-03 03:14:07,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 03:14:07,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:14:07,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:14:08,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:14:08,628 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:14:09,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:14:09,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 51 transitions. [2023-12-03 03:14:09,593 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 51 transitions. [2023-12-03 03:14:09,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 03:14:09,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:14:09,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:14:09,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:14:09,945 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 03:14:12,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:14:12,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 40 states and 73 transitions. [2023-12-03 03:14:12,782 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 73 transitions. [2023-12-03 03:14:12,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 03:14:12,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:14:12,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:14:12,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:14:13,040 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:14:13,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:14:13,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 41 states and 74 transitions. [2023-12-03 03:14:13,596 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 74 transitions. [2023-12-03 03:14:13,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 03:14:13,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:14:13,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:14:13,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:14:14,025 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:14:14,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:14:14,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 42 states and 72 transitions. [2023-12-03 03:14:14,879 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 72 transitions. [2023-12-03 03:14:14,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 03:14:14,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:14:14,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:14:14,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:14:15,891 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:14:17,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:14:17,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 46 states and 92 transitions. [2023-12-03 03:14:17,612 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 92 transitions. [2023-12-03 03:14:17,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 03:14:17,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:14:17,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:14:17,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:14:18,277 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:14:20,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:14:20,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 52 states and 111 transitions. [2023-12-03 03:14:20,973 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 111 transitions. [2023-12-03 03:14:20,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 03:14:20,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:14:20,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:14:20,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:14:22,229 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:14:26,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:14:26,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 58 states and 132 transitions. [2023-12-03 03:14:26,199 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 132 transitions. [2023-12-03 03:14:26,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 03:14:26,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:14:26,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:14:26,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:14:26,931 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 03:14:29,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:14:29,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 61 states and 148 transitions. [2023-12-03 03:14:29,087 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 148 transitions. [2023-12-03 03:14:29,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 03:14:29,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:14:29,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:14:29,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:14:29,727 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:14:34,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:14:34,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 70 states and 172 transitions. [2023-12-03 03:14:34,996 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 172 transitions. [2023-12-03 03:14:34,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 03:14:34,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:14:34,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:14:35,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:14:35,609 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 11 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:14:37,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:14:37,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 73 states and 174 transitions. [2023-12-03 03:14:37,126 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 174 transitions. [2023-12-03 03:14:37,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 03:14:37,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:14:37,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:14:37,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:14:38,360 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:14:41,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:14:41,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 76 states and 189 transitions. [2023-12-03 03:14:41,520 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 189 transitions. [2023-12-03 03:14:41,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 03:14:41,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:14:41,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:14:41,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:14:42,441 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 1 proven. 21 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 03:14:45,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:14:45,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 79 states and 195 transitions. [2023-12-03 03:14:45,126 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 195 transitions. [2023-12-03 03:14:45,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 03:14:45,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:14:45,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:14:45,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:14:46,904 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:14:50,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:14:50,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 83 states and 207 transitions. [2023-12-03 03:14:50,492 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 207 transitions. [2023-12-03 03:14:50,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 03:14:50,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:14:50,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:14:50,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:14:51,345 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 15 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:14:52,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:14:52,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 83 states and 205 transitions. [2023-12-03 03:14:52,691 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 205 transitions. [2023-12-03 03:14:52,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 03:14:52,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:14:52,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:14:52,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:14:52,795 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:14:55,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:14:55,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 86 states and 209 transitions. [2023-12-03 03:14:55,306 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 209 transitions. [2023-12-03 03:14:55,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 03:14:55,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:14:55,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:14:55,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:14:56,226 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:15:07,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:15:07,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 96 states and 229 transitions. [2023-12-03 03:15:07,970 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 229 transitions. [2023-12-03 03:15:07,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 03:15:07,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:15:07,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:15:07,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:15:09,114 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:15:16,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:15:16,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 101 states and 240 transitions. [2023-12-03 03:15:16,612 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 240 transitions. [2023-12-03 03:15:16,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 03:15:16,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:15:16,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:15:16,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:15:19,023 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:15:26,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:15:26,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 109 states and 263 transitions. [2023-12-03 03:15:26,691 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 263 transitions. [2023-12-03 03:15:26,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 03:15:26,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:15:26,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:15:26,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:15:28,007 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 03:15:31,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:15:31,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 112 states and 268 transitions. [2023-12-03 03:15:31,763 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 268 transitions. [2023-12-03 03:15:31,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 03:15:31,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:15:31,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:15:31,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:15:32,339 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 03:15:35,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:15:35,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 115 states and 272 transitions. [2023-12-03 03:15:35,423 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 272 transitions. [2023-12-03 03:15:35,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 03:15:35,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:15:35,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:15:35,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:15:35,503 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 13 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:15:37,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:15:37,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 118 states and 275 transitions. [2023-12-03 03:15:37,546 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 275 transitions. [2023-12-03 03:15:37,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 03:15:37,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:15:37,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:15:37,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:15:39,256 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 03:15:47,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:15:47,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 121 states and 278 transitions. [2023-12-03 03:15:47,028 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 278 transitions. [2023-12-03 03:15:47,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 03:15:47,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:15:47,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:15:47,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:15:47,440 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 03:15:52,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:15:52,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 126 states and 288 transitions. [2023-12-03 03:15:52,712 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 288 transitions. [2023-12-03 03:15:52,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 03:15:52,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:15:52,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:15:52,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:15:54,839 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 03:16:01,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:16:01,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 130 states and 316 transitions. [2023-12-03 03:16:01,250 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 316 transitions. [2023-12-03 03:16:01,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 03:16:01,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:16:01,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:16:01,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:16:01,968 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 03:16:03,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:16:03,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 131 states and 318 transitions. [2023-12-03 03:16:03,990 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 318 transitions. [2023-12-03 03:16:03,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 03:16:03,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:16:03,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:16:04,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:16:05,828 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 03:16:09,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:16:09,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 134 states and 320 transitions. [2023-12-03 03:16:09,386 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 320 transitions. [2023-12-03 03:16:09,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 03:16:09,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:16:09,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:16:09,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:16:09,830 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 03:16:12,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:16:12,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 137 states and 322 transitions. [2023-12-03 03:16:12,350 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 322 transitions. [2023-12-03 03:16:12,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 03:16:12,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:16:12,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:16:12,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:16:13,675 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 13 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:16:32,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:16:32,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 150 states and 370 transitions. [2023-12-03 03:16:32,442 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 370 transitions. [2023-12-03 03:16:32,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 03:16:32,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:16:32,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:16:32,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:16:35,452 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 13 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:16:45,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:16:45,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 154 states and 382 transitions. [2023-12-03 03:16:45,733 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 382 transitions. [2023-12-03 03:16:45,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 03:16:45,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:16:45,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:16:45,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:16:47,621 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 15 proven. 25 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:16:53,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:16:53,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 157 states and 384 transitions. [2023-12-03 03:16:53,069 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 384 transitions. [2023-12-03 03:16:53,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 03:16:53,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:16:53,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:16:53,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:16:53,187 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-12-03 03:16:56,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:16:56,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 160 states and 386 transitions. [2023-12-03 03:16:56,071 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 386 transitions. [2023-12-03 03:16:56,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 03:16:56,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:16:56,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:16:56,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:16:58,292 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 03:17:01,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:17:01,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 160 states and 385 transitions. [2023-12-03 03:17:01,822 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 385 transitions. [2023-12-03 03:17:01,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 03:17:01,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:17:01,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:17:01,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:17:03,432 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 6 proven. 31 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:17:07,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:17:07,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 163 states and 393 transitions. [2023-12-03 03:17:07,022 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 393 transitions. [2023-12-03 03:17:07,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 03:17:07,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:17:07,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:17:07,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:17:11,794 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 03:17:46,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:17:46,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 177 states and 426 transitions. [2023-12-03 03:17:46,091 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 426 transitions. [2023-12-03 03:17:46,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 03:17:46,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:17:46,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:17:46,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:17:48,105 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:18:06,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:18:06,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 184 states and 443 transitions. [2023-12-03 03:18:06,947 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 443 transitions. [2023-12-03 03:18:06,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 03:18:06,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:18:06,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:18:06,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:18:11,097 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 03:18:18,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:18:18,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 186 states and 447 transitions. [2023-12-03 03:18:18,227 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 447 transitions. [2023-12-03 03:18:18,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 03:18:18,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:18:18,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:18:18,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:18:18,697 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 1 proven. 35 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-03 03:18:24,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:18:24,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 189 states and 454 transitions. [2023-12-03 03:18:24,101 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 454 transitions. [2023-12-03 03:18:24,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 03:18:24,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:18:24,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:18:24,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:18:25,183 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 03:18:31,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:18:31,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 192 states and 457 transitions. [2023-12-03 03:18:31,647 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 457 transitions. [2023-12-03 03:18:31,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 03:18:31,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:18:31,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:18:31,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:18:33,034 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:18:43,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:18:43,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 197 states and 467 transitions. [2023-12-03 03:18:43,840 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 467 transitions. [2023-12-03 03:18:43,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 03:18:43,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:18:43,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:18:43,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:18:44,874 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 03:18:53,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:18:53,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 202 states and 474 transitions. [2023-12-03 03:18:53,921 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 474 transitions. [2023-12-03 03:18:53,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 03:18:53,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:18:53,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:18:53,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:18:54,898 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 03:19:02,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:19:02,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 205 states and 478 transitions. [2023-12-03 03:19:02,444 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 478 transitions. [2023-12-03 03:19:02,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 03:19:02,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:19:02,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:19:02,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:19:05,325 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 3 proven. 22 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-03 03:19:30,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:19:30,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 213 states and 493 transitions. [2023-12-03 03:19:30,572 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 493 transitions. [2023-12-03 03:19:30,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 03:19:30,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:19:30,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:19:30,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:19:31,577 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-03 03:19:37,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:19:37,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 215 states and 495 transitions. [2023-12-03 03:19:37,551 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 495 transitions. [2023-12-03 03:19:37,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 03:19:37,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:19:37,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:19:37,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:19:41,690 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:20:03,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:20:03,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 223 states and 507 transitions. [2023-12-03 03:20:03,641 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 507 transitions. [2023-12-03 03:20:03,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 03:20:03,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:20:03,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:20:03,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:20:05,812 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-12-03 03:20:11,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:20:11,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 226 states and 510 transitions. [2023-12-03 03:20:11,208 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 510 transitions. [2023-12-03 03:20:11,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 03:20:11,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:20:11,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:20:11,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:20:11,243 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 03:20:11,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:20:11,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:20:11,363 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 03:20:11,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:20:11,438 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 51 iterations. [2023-12-03 03:20:11,472 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short10 could not be translated [2023-12-03 03:20:11,473 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem9 could not be translated [2023-12-03 03:20:11,473 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short10 could not be translated [2023-12-03 03:20:11,474 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem9 could not be translated [2023-12-03 03:20:11,474 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem9 could not be translated [2023-12-03 03:20:11,475 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short10 could not be translated [2023-12-03 03:20:11,475 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem11 could not be translated [2023-12-03 03:20:11,475 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short10 could not be translated [2023-12-03 03:20:11,475 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem9 could not be translated [2023-12-03 03:20:11,476 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem11 could not be translated [2023-12-03 03:20:11,476 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem11 could not be translated [2023-12-03 03:20:11,476 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem9 could not be translated [2023-12-03 03:20:11,477 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem11 could not be translated [2023-12-03 03:20:11,477 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short10 could not be translated [2023-12-03 03:20:11,477 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem11 could not be translated [2023-12-03 03:20:11,477 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem11 could not be translated [2023-12-03 03:20:11,478 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem11 could not be translated [2023-12-03 03:20:11,479 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem11 could not be translated [2023-12-03 03:20:11,486 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 03:20:11 ImpRootNode [2023-12-03 03:20:11,486 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 03:20:11,487 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 03:20:11,487 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 03:20:11,487 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 03:20:11,488 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:14:05" (3/4) ... [2023-12-03 03:20:11,488 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-12-03 03:20:11,496 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short10 could not be translated [2023-12-03 03:20:11,496 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem9 could not be translated [2023-12-03 03:20:11,497 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short10 could not be translated [2023-12-03 03:20:11,497 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem9 could not be translated [2023-12-03 03:20:11,498 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem9 could not be translated [2023-12-03 03:20:11,498 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short10 could not be translated [2023-12-03 03:20:11,498 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem11 could not be translated [2023-12-03 03:20:11,498 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem9 could not be translated [2023-12-03 03:20:11,499 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short10 could not be translated [2023-12-03 03:20:11,499 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem11 could not be translated [2023-12-03 03:20:11,499 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem11 could not be translated [2023-12-03 03:20:11,499 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem11 could not be translated [2023-12-03 03:20:11,500 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem9 could not be translated [2023-12-03 03:20:11,500 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short10 could not be translated [2023-12-03 03:20:11,500 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem11 could not be translated [2023-12-03 03:20:11,500 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem11 could not be translated [2023-12-03 03:20:11,501 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem11 could not be translated [2023-12-03 03:20:11,501 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem11 could not be translated [2023-12-03 03:20:11,546 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72211d4a-244b-4b16-81ea-c613d09f5211/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 03:20:11,546 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 03:20:11,547 INFO L158 Benchmark]: Toolchain (without parser) took 367210.78ms. Allocated memory was 140.5MB in the beginning and 1.0GB in the end (delta: 895.5MB). Free memory was 94.7MB in the beginning and 668.6MB in the end (delta: -573.8MB). Peak memory consumption was 323.4MB. Max. memory is 16.1GB. [2023-12-03 03:20:11,547 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 140.5MB. Free memory was 110.9MB in the beginning and 110.9MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:20:11,548 INFO L158 Benchmark]: CACSL2BoogieTranslator took 238.10ms. Allocated memory is still 140.5MB. Free memory was 94.4MB in the beginning and 83.5MB in the end (delta: 10.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 03:20:11,548 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.13ms. Allocated memory is still 140.5MB. Free memory was 83.5MB in the beginning and 82.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:20:11,549 INFO L158 Benchmark]: Boogie Preprocessor took 26.74ms. Allocated memory is still 140.5MB. Free memory was 82.1MB in the beginning and 80.9MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:20:11,549 INFO L158 Benchmark]: RCFGBuilder took 379.87ms. Allocated memory was 140.5MB in the beginning and 197.1MB in the end (delta: 56.6MB). Free memory was 80.5MB in the beginning and 169.0MB in the end (delta: -88.6MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. [2023-12-03 03:20:11,550 INFO L158 Benchmark]: CodeCheck took 366464.30ms. Allocated memory was 197.1MB in the beginning and 1.0GB in the end (delta: 838.9MB). Free memory was 169.0MB in the beginning and 672.7MB in the end (delta: -503.7MB). Peak memory consumption was 334.1MB. Max. memory is 16.1GB. [2023-12-03 03:20:11,550 INFO L158 Benchmark]: Witness Printer took 59.42ms. Allocated memory is still 1.0GB. Free memory was 672.7MB in the beginning and 668.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 03:20:11,552 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 14 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 366.4s, OverallIterations: 51, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8239 SdHoareTripleChecker+Valid, 121.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6667 mSDsluCounter, 463 SdHoareTripleChecker+Invalid, 108.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 164 mSDsCounter, 14490 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 48445 IncrementalHoareTripleChecker+Invalid, 62935 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 14490 mSolverCounterUnsat, 299 mSDtfsCounter, 48445 mSolverCounterSat, 0.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 14977 GetRequests, 13331 SyntacticMatches, 552 SemanticMatches, 1094 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 654910 ImplicationChecksByTransitivity, 341.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 61.8s InterpolantComputationTime, 1238 NumberOfCodeBlocks, 1238 NumberOfCodeBlocksAsserted, 51 NumberOfCheckSat, 1155 ConstructedInterpolants, 0 QuantifiedInterpolants, 12217 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 50 InterpolantComputations, 3 PerfectInterpolantSequences, 299/1360 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 7]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L14] unsigned int SIZE=__VERIFIER_nondet_uint(); [L15] COND FALSE !(SIZE >= 4000000000 / sizeof(int)) [L18] int i, j, k, key; [L19] int v[SIZE]; [L20] j=0 VAL [SIZE=4, j=0, v={4:0}] [L20] COND TRUE j=0) && (v[i]>key) [L25] EXPR v[i] [L25] (i>=0) && (v[i]>key) VAL [SIZE=4, i=0, j=1, k=-2147474497, v={4:0}] [L25] COND FALSE !((i>=0) && (v[i]>key)) [L30] v[i+1] = key [L22] j++ VAL [SIZE=4, i=0, j=2, k=-2147474497, v={4:0}] [L22] COND TRUE j=0) && (v[i]>key) [L25] EXPR v[i] [L25] (i>=0) && (v[i]>key) VAL [SIZE=4, i=1, j=2, k=-2147474496, v={4:0}] [L25] COND FALSE !((i>=0) && (v[i]>key)) [L30] v[i+1] = key [L22] j++ VAL [SIZE=4, i=1, j=3, k=-2147474496, v={4:0}] [L22] COND TRUE j=0) && (v[i]>key) [L25] EXPR v[i] [L25] (i>=0) && (v[i]>key) VAL [SIZE=4, i=2, j=3, k=-2147474498, v={4:0}] [L25] COND TRUE (i>=0) && (v[i]>key) [L26] COND FALSE !(i<2) [L28] i = i - 1 VAL [SIZE=4, i=1, j=3, k=-2147474498, v={4:0}] [L25] (i>=0) && (v[i]>key) [L25] EXPR v[i] [L25] (i>=0) && (v[i]>key) VAL [SIZE=4, i=1, j=3, k=-2147474498, v={4:0}] [L25] COND TRUE (i>=0) && (v[i]>key) [L26] COND TRUE i<2 [L27] EXPR v[i] [L27] v[i+1] = v[i] [L28] i = i - 1 VAL [SIZE=4, i=0, j=3, k=-2147474498, v={4:0}] [L25] (i>=0) && (v[i]>key) [L25] EXPR v[i] [L25] (i>=0) && (v[i]>key) VAL [SIZE=4, i=0, j=3, k=-2147474498, v={4:0}] [L25] COND FALSE !((i>=0) && (v[i]>key)) [L30] v[i+1] = key [L22] j++ VAL [SIZE=4, i=0, j=4, k=-2147474498, v={4:0}] [L22] COND FALSE !(j