./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-lit/bh2017-ex-add.i --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_4b107574-e745-43dc-a39c-606b6577c0ad/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b107574-e745-43dc-a39c-606b6577c0ad/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_4b107574-e745-43dc-a39c-606b6577c0ad/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b107574-e745-43dc-a39c-606b6577c0ad/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-lit/bh2017-ex-add.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b107574-e745-43dc-a39c-606b6577c0ad/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_4b107574-e745-43dc-a39c-606b6577c0ad/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 9067bcd66b4865bfb6aa4fb5c23797c879c2b81c36d918479d6650dc5a4b5edc --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:57:53,350 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:57:53,420 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b107574-e745-43dc-a39c-606b6577c0ad/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 04:57:53,425 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:57:53,426 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:57:53,451 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:57:53,452 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:57:53,452 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:57:53,453 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:57:53,454 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:57:53,454 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:57:53,455 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:57:53,456 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:57:53,456 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:57:53,457 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:57:53,457 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:57:53,458 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:57:53,458 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:57:53,459 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:57:53,459 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:57:53,460 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:57:53,465 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:57:53,465 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:57:53,466 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:57:53,466 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:57:53,466 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:57:53,467 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:57:53,467 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:57:53,468 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:57:53,468 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:57:53,468 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:57:53,469 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:57:53,469 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:57:53,469 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_4b107574-e745-43dc-a39c-606b6577c0ad/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b107574-e745-43dc-a39c-606b6577c0ad/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9067bcd66b4865bfb6aa4fb5c23797c879c2b81c36d918479d6650dc5a4b5edc [2023-12-03 04:57:53,689 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:57:53,709 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:57:53,712 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:57:53,713 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:57:53,714 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:57:53,715 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b107574-e745-43dc-a39c-606b6577c0ad/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/loop-lit/bh2017-ex-add.i [2023-12-03 04:57:56,528 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:57:56,680 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:57:56,680 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b107574-e745-43dc-a39c-606b6577c0ad/sv-benchmarks/c/loop-lit/bh2017-ex-add.i [2023-12-03 04:57:56,686 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b107574-e745-43dc-a39c-606b6577c0ad/bin/ukojak-verify-Qdu7aM0XO9/data/6499b4954/8e51763de9714f3e8555b242c97b2442/FLAG5b6c417b7 [2023-12-03 04:57:56,698 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b107574-e745-43dc-a39c-606b6577c0ad/bin/ukojak-verify-Qdu7aM0XO9/data/6499b4954/8e51763de9714f3e8555b242c97b2442 [2023-12-03 04:57:56,700 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:57:56,702 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:57:56,703 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:57:56,703 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:57:56,707 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:57:56,707 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:57:56" (1/1) ... [2023-12-03 04:57:56,708 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@144d80c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:56, skipping insertion in model container [2023-12-03 04:57:56,708 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:57:56" (1/1) ... [2023-12-03 04:57:56,729 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:57:56,857 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_4b107574-e745-43dc-a39c-606b6577c0ad/sv-benchmarks/c/loop-lit/bh2017-ex-add.i[802,815] [2023-12-03 04:57:56,871 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:57:56,881 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:57:56,892 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_4b107574-e745-43dc-a39c-606b6577c0ad/sv-benchmarks/c/loop-lit/bh2017-ex-add.i[802,815] [2023-12-03 04:57:56,896 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:57:56,909 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:57:56,909 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:56 WrapperNode [2023-12-03 04:57:56,910 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:57:56,911 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:57:56,911 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:57:56,911 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:57:56,919 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:56" (1/1) ... [2023-12-03 04:57:56,926 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:56" (1/1) ... [2023-12-03 04:57:56,946 INFO L138 Inliner]: procedures = 15, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 46 [2023-12-03 04:57:56,946 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:57:56,947 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:57:56,947 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:57:56,948 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:57:56,956 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:56" (1/1) ... [2023-12-03 04:57:56,956 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:56" (1/1) ... [2023-12-03 04:57:56,958 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:56" (1/1) ... [2023-12-03 04:57:56,958 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:56" (1/1) ... [2023-12-03 04:57:56,961 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:56" (1/1) ... [2023-12-03 04:57:56,965 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:56" (1/1) ... [2023-12-03 04:57:56,966 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:56" (1/1) ... [2023-12-03 04:57:56,967 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:56" (1/1) ... [2023-12-03 04:57:56,969 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:57:56,970 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:57:56,970 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:57:56,971 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:57:56,972 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:56" (1/1) ... [2023-12-03 04:57:56,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:57:56,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b107574-e745-43dc-a39c-606b6577c0ad/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:57:57,004 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b107574-e745-43dc-a39c-606b6577c0ad/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:57:57,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b107574-e745-43dc-a39c-606b6577c0ad/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:57:57,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:57:57,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:57:57,042 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:57:57,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:57:57,042 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 04:57:57,043 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 04:57:57,102 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:57:57,104 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:57:57,226 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:57:57,255 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:57:57,255 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 04:57:57,256 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:57:57 BoogieIcfgContainer [2023-12-03 04:57:57,257 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:57:57,258 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:57:57,258 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:57:57,267 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:57:57,267 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:57:57" (1/1) ... [2023-12-03 04:57:57,275 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:57:57,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:57:57,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 23 states and 33 transitions. [2023-12-03 04:57:57,330 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 33 transitions. [2023-12-03 04:57:57,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 04:57:57,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:57:57,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:57:57,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:57:57,608 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 04:57:57,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:57:57,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 26 states and 41 transitions. [2023-12-03 04:57:57,692 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 41 transitions. [2023-12-03 04:57:57,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 04:57:57,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:57:57,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:57:57,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:57:57,804 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:57:57,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:57:57,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 29 states and 46 transitions. [2023-12-03 04:57:57,915 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 46 transitions. [2023-12-03 04:57:57,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 04:57:57,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:57:57,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:57:57,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:57:57,992 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 04:57:58,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:57:58,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 36 states and 61 transitions. [2023-12-03 04:57:58,191 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 61 transitions. [2023-12-03 04:57:58,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 04:57:58,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:57:58,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:57:58,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:57:58,285 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:57:58,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:57:58,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 38 states and 65 transitions. [2023-12-03 04:57:58,459 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 65 transitions. [2023-12-03 04:57:58,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 04:57:58,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:57:58,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:57:58,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:57:58,523 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:57:58,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:57:58,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 39 states and 66 transitions. [2023-12-03 04:57:58,541 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 66 transitions. [2023-12-03 04:57:58,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 04:57:58,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:57:58,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:57:58,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:57:58,590 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 04:57:58,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:57:58,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 48 states and 92 transitions. [2023-12-03 04:57:58,905 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 92 transitions. [2023-12-03 04:57:58,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 04:57:58,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:57:58,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:57:58,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:57:58,936 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 04:57:58,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:57:58,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 49 states and 93 transitions. [2023-12-03 04:57:58,949 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 93 transitions. [2023-12-03 04:57:58,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 04:57:58,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:57:58,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:57:58,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:57:58,998 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:57:59,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:57:59,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 50 states and 93 transitions. [2023-12-03 04:57:59,054 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 93 transitions. [2023-12-03 04:57:59,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 04:57:59,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:57:59,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:57:59,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:57:59,081 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 04:57:59,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:57:59,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 51 states and 93 transitions. [2023-12-03 04:57:59,099 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 93 transitions. [2023-12-03 04:57:59,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 04:57:59,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:57:59,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:57:59,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:57:59,132 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-12-03 04:57:59,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:57:59,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 53 states and 96 transitions. [2023-12-03 04:57:59,220 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 96 transitions. [2023-12-03 04:57:59,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 04:57:59,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:57:59,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:57:59,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:57:59,253 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-12-03 04:57:59,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:57:59,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 54 states and 97 transitions. [2023-12-03 04:57:59,281 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 97 transitions. [2023-12-03 04:57:59,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 04:57:59,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:57:59,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:57:59,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:57:59,342 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 8 proven. 7 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-03 04:57:59,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:57:59,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 63 states and 121 transitions. [2023-12-03 04:57:59,792 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 121 transitions. [2023-12-03 04:57:59,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 04:57:59,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:57:59,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:57:59,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:57:59,824 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-12-03 04:57:59,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:57:59,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 64 states and 121 transitions. [2023-12-03 04:57:59,856 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 121 transitions. [2023-12-03 04:57:59,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 04:57:59,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:57:59,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:57:59,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:57:59,891 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 8 proven. 7 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-03 04:57:59,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:57:59,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 65 states and 122 transitions. [2023-12-03 04:57:59,912 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 122 transitions. [2023-12-03 04:57:59,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 04:57:59,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:57:59,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:57:59,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:57:59,970 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-03 04:58:00,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:00,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 74 states and 154 transitions. [2023-12-03 04:58:00,379 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 154 transitions. [2023-12-03 04:58:00,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 04:58:00,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:00,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:00,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:00,411 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-12-03 04:58:00,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:00,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 79 states and 162 transitions. [2023-12-03 04:58:00,614 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 162 transitions. [2023-12-03 04:58:00,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 04:58:00,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:00,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:00,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:00,649 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 8 proven. 7 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-03 04:58:00,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:00,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 80 states and 162 transitions. [2023-12-03 04:58:00,678 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 162 transitions. [2023-12-03 04:58:00,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 04:58:00,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:00,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:00,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:00,723 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-03 04:58:00,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:00,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 81 states and 163 transitions. [2023-12-03 04:58:00,749 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 163 transitions. [2023-12-03 04:58:00,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 04:58:00,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:00,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:00,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:00,781 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-12-03 04:58:00,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:00,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 82 states and 164 transitions. [2023-12-03 04:58:00,803 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 164 transitions. [2023-12-03 04:58:00,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 04:58:00,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:00,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:00,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:00,855 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 11 proven. 10 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-03 04:58:00,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:00,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 83 states and 164 transitions. [2023-12-03 04:58:00,959 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 164 transitions. [2023-12-03 04:58:00,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 04:58:00,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:00,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:00,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:00,992 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-03 04:58:01,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:01,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 88 states and 172 transitions. [2023-12-03 04:58:01,237 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 172 transitions. [2023-12-03 04:58:01,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 04:58:01,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:01,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:01,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:01,266 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-03 04:58:01,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:01,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 89 states and 172 transitions. [2023-12-03 04:58:01,290 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 172 transitions. [2023-12-03 04:58:01,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 04:58:01,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:01,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:01,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:01,316 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-12-03 04:58:01,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:01,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 90 states and 172 transitions. [2023-12-03 04:58:01,342 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 172 transitions. [2023-12-03 04:58:01,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 04:58:01,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:01,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:01,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:01,375 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-03 04:58:01,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:01,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 91 states and 173 transitions. [2023-12-03 04:58:01,394 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 173 transitions. [2023-12-03 04:58:01,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 04:58:01,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:01,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:01,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:01,419 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 8 proven. 11 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-03 04:58:01,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:01,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 92 states and 173 transitions. [2023-12-03 04:58:01,442 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 173 transitions. [2023-12-03 04:58:01,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-03 04:58:01,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:01,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:01,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:01,466 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2023-12-03 04:58:01,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:01,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 94 states and 176 transitions. [2023-12-03 04:58:01,574 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 176 transitions. [2023-12-03 04:58:01,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-03 04:58:01,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:01,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:01,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:01,599 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2023-12-03 04:58:01,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:01,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 95 states and 177 transitions. [2023-12-03 04:58:01,627 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 177 transitions. [2023-12-03 04:58:01,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-03 04:58:01,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:01,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:01,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:01,712 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2023-12-03 04:58:01,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:01,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 90 states and 165 transitions. [2023-12-03 04:58:01,888 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 165 transitions. [2023-12-03 04:58:01,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-03 04:58:01,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:01,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:01,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:01,930 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 12 proven. 16 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2023-12-03 04:58:02,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:02,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 95 states and 173 transitions. [2023-12-03 04:58:02,166 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 173 transitions. [2023-12-03 04:58:02,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-03 04:58:02,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:02,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:02,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:02,276 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-12-03 04:58:02,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:02,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 100 states and 186 transitions. [2023-12-03 04:58:02,533 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 186 transitions. [2023-12-03 04:58:02,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-03 04:58:02,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:02,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:02,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:02,592 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-12-03 04:58:02,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:02,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 100 states and 185 transitions. [2023-12-03 04:58:02,670 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 185 transitions. [2023-12-03 04:58:02,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-03 04:58:02,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:02,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:02,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:02,729 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-12-03 04:58:02,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:02,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 100 states and 184 transitions. [2023-12-03 04:58:02,807 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 184 transitions. [2023-12-03 04:58:02,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 04:58:02,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:02,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:02,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:02,835 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 12 proven. 17 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2023-12-03 04:58:02,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:02,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 101 states and 185 transitions. [2023-12-03 04:58:02,859 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 185 transitions. [2023-12-03 04:58:02,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 04:58:02,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:02,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:02,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:02,920 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-12-03 04:58:02,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:02,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 101 states and 184 transitions. [2023-12-03 04:58:02,937 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 184 transitions. [2023-12-03 04:58:02,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 04:58:02,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:02,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:02,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:02,984 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 17 proven. 16 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 04:58:03,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:03,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 101 states and 183 transitions. [2023-12-03 04:58:03,076 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 183 transitions. [2023-12-03 04:58:03,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 04:58:03,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:03,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:03,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:03,135 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-12-03 04:58:03,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:03,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 101 states and 182 transitions. [2023-12-03 04:58:03,153 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 182 transitions. [2023-12-03 04:58:03,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 04:58:03,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:03,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:03,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:03,212 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-12-03 04:58:03,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:03,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 101 states and 181 transitions. [2023-12-03 04:58:03,229 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 181 transitions. [2023-12-03 04:58:03,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 04:58:03,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:03,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:03,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:03,254 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2023-12-03 04:58:03,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:03,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 108 states and 191 transitions. [2023-12-03 04:58:03,509 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 191 transitions. [2023-12-03 04:58:03,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 04:58:03,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:03,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:03,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:03,537 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 12 proven. 16 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-12-03 04:58:03,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:03,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 109 states and 192 transitions. [2023-12-03 04:58:03,583 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 192 transitions. [2023-12-03 04:58:03,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 04:58:03,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:03,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:03,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:03,638 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-12-03 04:58:03,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:03,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 109 states and 191 transitions. [2023-12-03 04:58:03,662 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 191 transitions. [2023-12-03 04:58:03,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 04:58:03,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:03,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:03,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:03,718 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-12-03 04:58:03,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:03,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 109 states and 190 transitions. [2023-12-03 04:58:03,740 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 190 transitions. [2023-12-03 04:58:03,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 04:58:03,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:03,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:03,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:03,810 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-12-03 04:58:03,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:03,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 109 states and 189 transitions. [2023-12-03 04:58:03,840 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 189 transitions. [2023-12-03 04:58:03,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-03 04:58:03,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:03,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:03,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:03,901 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 19 proven. 19 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-12-03 04:58:04,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:04,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 107 states and 186 transitions. [2023-12-03 04:58:04,055 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 186 transitions. [2023-12-03 04:58:04,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 04:58:04,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:04,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:04,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:04,093 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 20 proven. 12 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2023-12-03 04:58:04,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:04,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 109 states and 189 transitions. [2023-12-03 04:58:04,190 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 189 transitions. [2023-12-03 04:58:04,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 04:58:04,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:04,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:04,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:04,221 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2023-12-03 04:58:04,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:04,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 110 states and 189 transitions. [2023-12-03 04:58:04,271 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 189 transitions. [2023-12-03 04:58:04,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 04:58:04,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:04,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:04,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:04,309 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2023-12-03 04:58:04,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:04,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 112 states and 191 transitions. [2023-12-03 04:58:04,459 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 191 transitions. [2023-12-03 04:58:04,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-03 04:58:04,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:04,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:04,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:04,497 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 21 proven. 15 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2023-12-03 04:58:04,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:04,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 113 states and 192 transitions. [2023-12-03 04:58:04,556 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 192 transitions. [2023-12-03 04:58:04,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-03 04:58:04,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:04,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:04,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:04,600 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 14 proven. 20 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-12-03 04:58:04,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:04,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 115 states and 194 transitions. [2023-12-03 04:58:04,783 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 194 transitions. [2023-12-03 04:58:04,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-03 04:58:04,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:04,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:04,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:04,819 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 22 proven. 16 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2023-12-03 04:58:04,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:04,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 116 states and 194 transitions. [2023-12-03 04:58:04,888 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 194 transitions. [2023-12-03 04:58:04,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 04:58:04,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:04,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:04,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:04,959 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2023-12-03 04:58:05,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:05,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 104 states and 179 transitions. [2023-12-03 04:58:05,113 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 179 transitions. [2023-12-03 04:58:05,113 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 04:58:05,113 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 51 iterations. [2023-12-03 04:58:05,120 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-03 04:58:05,396 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 04:58:05,400 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 04:58:05 ImpRootNode [2023-12-03 04:58:05,401 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 04:58:05,401 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 04:58:05,402 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 04:58:05,402 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 04:58:05,402 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:57:57" (3/4) ... [2023-12-03 04:58:05,404 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 04:58:05,407 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-12-03 04:58:05,410 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-12-03 04:58:05,410 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-12-03 04:58:05,410 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-03 04:58:05,411 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 04:58:05,488 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b107574-e745-43dc-a39c-606b6577c0ad/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 04:58:05,488 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b107574-e745-43dc-a39c-606b6577c0ad/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 04:58:05,488 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 04:58:05,489 INFO L158 Benchmark]: Toolchain (without parser) took 8787.53ms. Allocated memory was 134.2MB in the beginning and 182.5MB in the end (delta: 48.2MB). Free memory was 90.6MB in the beginning and 90.9MB in the end (delta: -291.7kB). Peak memory consumption was 50.0MB. Max. memory is 16.1GB. [2023-12-03 04:58:05,490 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 134.2MB. Free memory was 76.4MB in the beginning and 76.3MB in the end (delta: 111.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:58:05,490 INFO L158 Benchmark]: CACSL2BoogieTranslator took 207.38ms. Allocated memory is still 134.2MB. Free memory was 90.2MB in the beginning and 80.1MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-03 04:58:05,491 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.71ms. Allocated memory is still 134.2MB. Free memory was 79.7MB in the beginning and 78.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:58:05,491 INFO L158 Benchmark]: Boogie Preprocessor took 22.20ms. Allocated memory is still 134.2MB. Free memory was 78.5MB in the beginning and 77.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:58:05,492 INFO L158 Benchmark]: RCFGBuilder took 286.61ms. Allocated memory is still 134.2MB. Free memory was 77.2MB in the beginning and 66.3MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 04:58:05,493 INFO L158 Benchmark]: CodeCheck took 8143.09ms. Allocated memory was 134.2MB in the beginning and 182.5MB in the end (delta: 48.2MB). Free memory was 66.3MB in the beginning and 95.1MB in the end (delta: -28.8MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. [2023-12-03 04:58:05,493 INFO L158 Benchmark]: Witness Printer took 87.18ms. Allocated memory is still 182.5MB. Free memory was 95.1MB in the beginning and 90.9MB in the end (delta: 4.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:58:05,496 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 2 procedures, 23 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.8s, OverallIterations: 51, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 10434 SdHoareTripleChecker+Valid, 20.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8585 mSDsluCounter, 17494 SdHoareTripleChecker+Invalid, 16.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 15712 mSDsCounter, 5304 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11563 IncrementalHoareTripleChecker+Invalid, 16867 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5304 mSolverCounterUnsat, 1782 mSDtfsCounter, 11563 mSolverCounterSat, 0.8s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 17551 GetRequests, 16984 SyntacticMatches, 437 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9570 ImplicationChecksByTransitivity, 3.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 2278 NumberOfCodeBlocks, 2278 NumberOfCodeBlocksAsserted, 50 NumberOfCheckSat, 2228 ConstructedInterpolants, 0 QuantifiedInterpolants, 4116 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 50 InterpolantComputations, 28 PerfectInterpolantSequences, 3130/3377 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 - PositiveResult [Line: 13]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 18]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 134.2MB. Free memory was 76.4MB in the beginning and 76.3MB in the end (delta: 111.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 207.38ms. Allocated memory is still 134.2MB. Free memory was 90.2MB in the beginning and 80.1MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.71ms. Allocated memory is still 134.2MB. Free memory was 79.7MB in the beginning and 78.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.20ms. Allocated memory is still 134.2MB. Free memory was 78.5MB in the beginning and 77.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 286.61ms. Allocated memory is still 134.2MB. Free memory was 77.2MB in the beginning and 66.3MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 8143.09ms. Allocated memory was 134.2MB in the beginning and 182.5MB in the end (delta: 48.2MB). Free memory was 66.3MB in the beginning and 95.1MB in the end (delta: -28.8MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. * Witness Printer took 87.18ms. Allocated memory is still 182.5MB. Free memory was 95.1MB in the beginning and 90.9MB in the end (delta: 4.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-03 04:58:05,512 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b107574-e745-43dc-a39c-606b6577c0ad/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE