./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-lit/hh2012-ex3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f88b7d-3cf6-451d-a91e-2f0f6fe60f43/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f88b7d-3cf6-451d-a91e-2f0f6fe60f43/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f88b7d-3cf6-451d-a91e-2f0f6fe60f43/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f88b7d-3cf6-451d-a91e-2f0f6fe60f43/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-lit/hh2012-ex3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f88b7d-3cf6-451d-a91e-2f0f6fe60f43/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f88b7d-3cf6-451d-a91e-2f0f6fe60f43/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3c7177334f88b94ca4ee99044935e396702561856a6f48616f98f91aafc609bb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:31:09,436 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:31:09,548 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f88b7d-3cf6-451d-a91e-2f0f6fe60f43/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:31:09,559 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:31:09,560 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:31:09,597 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:31:09,598 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:31:09,599 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:31:09,600 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:31:09,601 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:31:09,602 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:31:09,602 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:31:09,603 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:31:09,603 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:31:09,604 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:31:09,604 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:31:09,605 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:31:09,605 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:31:09,606 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:31:09,606 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:31:09,607 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:31:09,613 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:31:09,613 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:31:09,614 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:31:09,614 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:31:09,615 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:31:09,615 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:31:09,616 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:31:09,616 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:31:09,616 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:31:09,618 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:31:09,618 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:31:09,618 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:31:09,618 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_86f88b7d-3cf6-451d-a91e-2f0f6fe60f43/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f88b7d-3cf6-451d-a91e-2f0f6fe60f43/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3c7177334f88b94ca4ee99044935e396702561856a6f48616f98f91aafc609bb [2023-11-19 03:31:09,935 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:31:09,965 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:31:09,968 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:31:09,969 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:31:09,970 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:31:09,971 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f88b7d-3cf6-451d-a91e-2f0f6fe60f43/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/loop-lit/hh2012-ex3.i [2023-11-19 03:31:13,061 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:31:13,312 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:31:13,313 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f88b7d-3cf6-451d-a91e-2f0f6fe60f43/sv-benchmarks/c/loop-lit/hh2012-ex3.i [2023-11-19 03:31:13,320 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f88b7d-3cf6-451d-a91e-2f0f6fe60f43/bin/ukojak-verify-G8NBE6pJGL/data/2b56901b8/f921b141a0ce4927b71bc2fa33bc0c2f/FLAGebf114fb3 [2023-11-19 03:31:13,335 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f88b7d-3cf6-451d-a91e-2f0f6fe60f43/bin/ukojak-verify-G8NBE6pJGL/data/2b56901b8/f921b141a0ce4927b71bc2fa33bc0c2f [2023-11-19 03:31:13,338 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:31:13,339 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:31:13,341 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:31:13,341 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:31:13,347 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:31:13,348 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:31:13" (1/1) ... [2023-11-19 03:31:13,350 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@448bf19a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:13, skipping insertion in model container [2023-11-19 03:31:13,351 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:31:13" (1/1) ... [2023-11-19 03:31:13,375 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:31:13,529 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_86f88b7d-3cf6-451d-a91e-2f0f6fe60f43/sv-benchmarks/c/loop-lit/hh2012-ex3.i[799,812] [2023-11-19 03:31:13,541 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:31:13,549 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:31:13,559 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_86f88b7d-3cf6-451d-a91e-2f0f6fe60f43/sv-benchmarks/c/loop-lit/hh2012-ex3.i[799,812] [2023-11-19 03:31:13,563 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:31:13,577 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:31:13,578 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:13 WrapperNode [2023-11-19 03:31:13,578 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:31:13,579 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:31:13,579 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:31:13,579 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:31:13,587 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:13" (1/1) ... [2023-11-19 03:31:13,593 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:13" (1/1) ... [2023-11-19 03:31:13,609 INFO L138 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 36 [2023-11-19 03:31:13,609 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:31:13,610 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:31:13,610 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:31:13,610 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:31:13,619 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:13" (1/1) ... [2023-11-19 03:31:13,619 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:13" (1/1) ... [2023-11-19 03:31:13,621 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:13" (1/1) ... [2023-11-19 03:31:13,621 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:13" (1/1) ... [2023-11-19 03:31:13,624 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:13" (1/1) ... [2023-11-19 03:31:13,627 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:13" (1/1) ... [2023-11-19 03:31:13,628 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:13" (1/1) ... [2023-11-19 03:31:13,629 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:13" (1/1) ... [2023-11-19 03:31:13,630 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:31:13,631 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:31:13,632 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:31:13,632 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:31:13,633 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:13" (1/1) ... [2023-11-19 03:31:13,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:31:13,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f88b7d-3cf6-451d-a91e-2f0f6fe60f43/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:31:13,673 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f88b7d-3cf6-451d-a91e-2f0f6fe60f43/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:31:13,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f88b7d-3cf6-451d-a91e-2f0f6fe60f43/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:31:13,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:31:13,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:31:13,713 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:31:13,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:31:13,714 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:31:13,714 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:31:13,769 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:31:13,771 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:31:13,892 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:31:13,922 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:31:13,922 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:31:13,926 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:31:13 BoogieIcfgContainer [2023-11-19 03:31:13,926 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:31:13,927 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:31:13,927 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:31:13,937 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:31:13,937 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:31:13" (1/1) ... [2023-11-19 03:31:13,946 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:31:13,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:14,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2023-11-19 03:31:14,005 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2023-11-19 03:31:14,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:31:14,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:14,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:14,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:14,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:31:14,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:14,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 23 states and 41 transitions. [2023-11-19 03:31:14,577 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 41 transitions. [2023-11-19 03:31:14,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:31:14,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:14,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:14,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:14,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:31:15,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:15,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 27 states and 50 transitions. [2023-11-19 03:31:15,062 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 50 transitions. [2023-11-19 03:31:15,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:31:15,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:15,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:15,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:15,224 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:31:15,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:15,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 30 states and 58 transitions. [2023-11-19 03:31:15,423 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 58 transitions. [2023-11-19 03:31:15,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:31:15,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:15,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:15,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:15,532 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:31:15,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:15,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 34 states and 67 transitions. [2023-11-19 03:31:15,883 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 67 transitions. [2023-11-19 03:31:15,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:31:15,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:15,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:15,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:15,971 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 03:31:16,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:16,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 38 states and 74 transitions. [2023-11-19 03:31:16,269 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 74 transitions. [2023-11-19 03:31:16,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:31:16,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:16,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:16,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:16,303 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 03:31:16,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:16,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 39 states and 77 transitions. [2023-11-19 03:31:16,331 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 77 transitions. [2023-11-19 03:31:16,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:31:16,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:16,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:16,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:16,455 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-19 03:31:16,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:16,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 39 states and 76 transitions. [2023-11-19 03:31:16,608 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 76 transitions. [2023-11-19 03:31:16,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:31:16,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:16,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:16,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:16,714 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2023-11-19 03:31:16,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:16,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 41 states and 78 transitions. [2023-11-19 03:31:16,814 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 78 transitions. [2023-11-19 03:31:16,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:31:16,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:16,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:16,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:16,905 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2023-11-19 03:31:17,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:17,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 42 states and 79 transitions. [2023-11-19 03:31:17,246 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 79 transitions. [2023-11-19 03:31:17,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:31:17,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:17,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:17,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:17,370 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 32 proven. 10 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-11-19 03:31:17,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:17,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 42 states and 78 transitions. [2023-11-19 03:31:17,466 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 78 transitions. [2023-11-19 03:31:17,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:31:17,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:17,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:17,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:17,627 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 18 proven. 2 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-11-19 03:31:17,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:17,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 42 states and 77 transitions. [2023-11-19 03:31:17,937 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 77 transitions. [2023-11-19 03:31:17,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:31:17,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:17,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:17,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:18,027 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 36 proven. 10 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2023-11-19 03:31:18,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:18,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 42 states and 76 transitions. [2023-11-19 03:31:18,200 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 76 transitions. [2023-11-19 03:31:18,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:31:18,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:18,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:18,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:18,433 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2023-11-19 03:31:18,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:18,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 44 states and 79 transitions. [2023-11-19 03:31:18,656 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 79 transitions. [2023-11-19 03:31:18,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:31:18,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:18,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:18,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:18,776 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 40 proven. 10 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-19 03:31:19,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:19,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 47 states and 84 transitions. [2023-11-19 03:31:19,321 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 84 transitions. [2023-11-19 03:31:19,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:31:19,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:19,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:19,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:19,406 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 44 proven. 10 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2023-11-19 03:31:20,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:20,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 51 states and 91 transitions. [2023-11-19 03:31:20,052 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 91 transitions. [2023-11-19 03:31:20,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-19 03:31:20,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:20,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:20,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:20,144 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 34 proven. 7 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2023-11-19 03:31:20,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:20,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 56 states and 100 transitions. [2023-11-19 03:31:20,591 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 100 transitions. [2023-11-19 03:31:20,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-11-19 03:31:20,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:20,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:20,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:20,741 INFO L134 CoverageAnalysis]: Checked inductivity of 607 backedges. 45 proven. 18 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2023-11-19 03:31:21,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:21,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 61 states and 108 transitions. [2023-11-19 03:31:21,218 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 108 transitions. [2023-11-19 03:31:21,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-19 03:31:21,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:21,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:21,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:21,592 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 54 proven. 6 refuted. 0 times theorem prover too weak. 870 trivial. 0 not checked. [2023-11-19 03:31:22,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:22,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 62 states and 108 transitions. [2023-11-19 03:31:22,265 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 108 transitions. [2023-11-19 03:31:22,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-11-19 03:31:22,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:22,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:22,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:22,823 INFO L134 CoverageAnalysis]: Checked inductivity of 1020 backedges. 48 proven. 48 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2023-11-19 03:31:24,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:24,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 72 states and 132 transitions. [2023-11-19 03:31:24,353 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 132 transitions. [2023-11-19 03:31:24,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-19 03:31:24,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:24,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:24,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:24,475 INFO L134 CoverageAnalysis]: Checked inductivity of 1114 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 1047 trivial. 0 not checked. [2023-11-19 03:31:24,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:24,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 75 states and 137 transitions. [2023-11-19 03:31:24,982 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 137 transitions. [2023-11-19 03:31:24,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-19 03:31:24,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:24,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:24,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:25,184 INFO L134 CoverageAnalysis]: Checked inductivity of 1219 backedges. 79 proven. 1 refuted. 0 times theorem prover too weak. 1139 trivial. 0 not checked. [2023-11-19 03:31:25,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:25,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 77 states and 140 transitions. [2023-11-19 03:31:25,519 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 140 transitions. [2023-11-19 03:31:25,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-11-19 03:31:25,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:25,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:25,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:25,904 INFO L134 CoverageAnalysis]: Checked inductivity of 1429 backedges. 56 proven. 70 refuted. 0 times theorem prover too weak. 1303 trivial. 0 not checked. [2023-11-19 03:31:26,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:26,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 79 states and 142 transitions. [2023-11-19 03:31:26,257 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 142 transitions. [2023-11-19 03:31:26,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-19 03:31:26,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:26,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:26,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:26,382 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 1466 trivial. 0 not checked. [2023-11-19 03:31:26,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:26,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 79 states and 141 transitions. [2023-11-19 03:31:26,834 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 141 transitions. [2023-11-19 03:31:26,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-19 03:31:26,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:26,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:26,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:27,179 INFO L134 CoverageAnalysis]: Checked inductivity of 1907 backedges. 64 proven. 92 refuted. 0 times theorem prover too weak. 1751 trivial. 0 not checked. [2023-11-19 03:31:27,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:27,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 81 states and 145 transitions. [2023-11-19 03:31:27,647 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 145 transitions. [2023-11-19 03:31:27,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-19 03:31:27,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:27,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:27,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:27,783 INFO L134 CoverageAnalysis]: Checked inductivity of 2015 backedges. 153 proven. 10 refuted. 0 times theorem prover too weak. 1852 trivial. 0 not checked. [2023-11-19 03:31:28,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:28,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 81 states and 144 transitions. [2023-11-19 03:31:28,068 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 144 transitions. [2023-11-19 03:31:28,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-11-19 03:31:28,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:28,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:28,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:28,212 INFO L134 CoverageAnalysis]: Checked inductivity of 2434 backedges. 148 proven. 7 refuted. 0 times theorem prover too weak. 2279 trivial. 0 not checked. [2023-11-19 03:31:28,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:28,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 86 states and 153 transitions. [2023-11-19 03:31:28,769 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 153 transitions. [2023-11-19 03:31:28,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2023-11-19 03:31:28,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:28,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:28,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:28,913 INFO L134 CoverageAnalysis]: Checked inductivity of 3046 backedges. 181 proven. 18 refuted. 0 times theorem prover too weak. 2847 trivial. 0 not checked. [2023-11-19 03:31:29,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:29,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 91 states and 161 transitions. [2023-11-19 03:31:29,478 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 161 transitions. [2023-11-19 03:31:29,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2023-11-19 03:31:29,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:29,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:29,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:30,260 INFO L134 CoverageAnalysis]: Checked inductivity of 3727 backedges. 88 proven. 165 refuted. 0 times theorem prover too weak. 3474 trivial. 0 not checked. [2023-11-19 03:31:32,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:32,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 101 states and 185 transitions. [2023-11-19 03:31:32,055 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 185 transitions. [2023-11-19 03:31:32,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2023-11-19 03:31:32,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:32,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:32,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:32,261 INFO L134 CoverageAnalysis]: Checked inductivity of 3905 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 3777 trivial. 0 not checked. [2023-11-19 03:31:32,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:32,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 104 states and 190 transitions. [2023-11-19 03:31:32,981 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 190 transitions. [2023-11-19 03:31:32,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2023-11-19 03:31:32,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:32,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:33,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:33,224 INFO L134 CoverageAnalysis]: Checked inductivity of 4099 backedges. 149 proven. 1 refuted. 0 times theorem prover too weak. 3949 trivial. 0 not checked. [2023-11-19 03:31:33,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:33,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 106 states and 193 transitions. [2023-11-19 03:31:33,606 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 193 transitions. [2023-11-19 03:31:33,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2023-11-19 03:31:33,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:33,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:33,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:34,383 INFO L134 CoverageAnalysis]: Checked inductivity of 4477 backedges. 96 proven. 208 refuted. 0 times theorem prover too weak. 4173 trivial. 0 not checked. [2023-11-19 03:31:34,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:34,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 108 states and 195 transitions. [2023-11-19 03:31:34,845 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 195 transitions. [2023-11-19 03:31:34,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2023-11-19 03:31:34,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:34,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:34,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:35,077 INFO L134 CoverageAnalysis]: Checked inductivity of 4672 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 4542 trivial. 0 not checked. [2023-11-19 03:31:35,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:35,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 108 states and 194 transitions. [2023-11-19 03:31:35,647 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 194 transitions. [2023-11-19 03:31:35,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2023-11-19 03:31:35,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:35,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:35,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:36,431 INFO L134 CoverageAnalysis]: Checked inductivity of 5296 backedges. 104 proven. 251 refuted. 0 times theorem prover too weak. 4941 trivial. 0 not checked. [2023-11-19 03:31:37,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:37,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 110 states and 198 transitions. [2023-11-19 03:31:37,020 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 198 transitions. [2023-11-19 03:31:37,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2023-11-19 03:31:37,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:37,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:37,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:37,235 INFO L134 CoverageAnalysis]: Checked inductivity of 5476 backedges. 262 proven. 10 refuted. 0 times theorem prover too weak. 5204 trivial. 0 not checked. [2023-11-19 03:31:37,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:37,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 110 states and 197 transitions. [2023-11-19 03:31:37,468 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 197 transitions. [2023-11-19 03:31:37,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2023-11-19 03:31:37,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:37,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:37,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:37,627 INFO L134 CoverageAnalysis]: Checked inductivity of 6154 backedges. 258 proven. 7 refuted. 0 times theorem prover too weak. 5889 trivial. 0 not checked. [2023-11-19 03:31:38,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:38,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 115 states and 206 transitions. [2023-11-19 03:31:38,164 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 206 transitions. [2023-11-19 03:31:38,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2023-11-19 03:31:38,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:38,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:38,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:38,390 INFO L134 CoverageAnalysis]: Checked inductivity of 7107 backedges. 312 proven. 18 refuted. 0 times theorem prover too weak. 6777 trivial. 0 not checked. [2023-11-19 03:31:38,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:38,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 120 states and 214 transitions. [2023-11-19 03:31:38,983 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 214 transitions. [2023-11-19 03:31:38,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2023-11-19 03:31:38,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:38,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:39,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:40,319 INFO L134 CoverageAnalysis]: Checked inductivity of 8129 backedges. 128 proven. 377 refuted. 0 times theorem prover too weak. 7624 trivial. 0 not checked. [2023-11-19 03:31:42,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:42,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 130 states and 232 transitions. [2023-11-19 03:31:42,161 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 232 transitions. [2023-11-19 03:31:42,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2023-11-19 03:31:42,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:42,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:42,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:42,435 INFO L134 CoverageAnalysis]: Checked inductivity of 8391 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 8202 trivial. 0 not checked. [2023-11-19 03:31:43,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:43,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 133 states and 237 transitions. [2023-11-19 03:31:43,265 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 237 transitions. [2023-11-19 03:31:43,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2023-11-19 03:31:43,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:43,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:43,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:43,625 INFO L134 CoverageAnalysis]: Checked inductivity of 8674 backedges. 219 proven. 1 refuted. 0 times theorem prover too weak. 8454 trivial. 0 not checked. [2023-11-19 03:31:44,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:44,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 120 states and 202 transitions. [2023-11-19 03:31:44,241 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 202 transitions. [2023-11-19 03:31:44,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2023-11-19 03:31:44,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:44,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:44,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:45,519 INFO L134 CoverageAnalysis]: Checked inductivity of 9220 backedges. 136 proven. 441 refuted. 0 times theorem prover too weak. 8643 trivial. 0 not checked. [2023-11-19 03:31:46,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:46,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 120 states and 201 transitions. [2023-11-19 03:31:46,360 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 201 transitions. [2023-11-19 03:31:46,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2023-11-19 03:31:46,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:46,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:46,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:46,563 INFO L134 CoverageAnalysis]: Checked inductivity of 9499 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 9313 trivial. 0 not checked. [2023-11-19 03:31:47,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:47,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 119 states and 199 transitions. [2023-11-19 03:31:47,219 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 199 transitions. [2023-11-19 03:31:47,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2023-11-19 03:31:47,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:47,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:47,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:48,493 INFO L134 CoverageAnalysis]: Checked inductivity of 10380 backedges. 144 proven. 505 refuted. 0 times theorem prover too weak. 9731 trivial. 0 not checked. [2023-11-19 03:31:49,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:49,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 113 states and 187 transitions. [2023-11-19 03:31:49,515 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 187 transitions. [2023-11-19 03:31:49,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2023-11-19 03:31:49,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:49,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:49,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:49,747 INFO L134 CoverageAnalysis]: Checked inductivity of 10632 backedges. 371 proven. 10 refuted. 0 times theorem prover too weak. 10251 trivial. 0 not checked. [2023-11-19 03:31:50,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:50,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 105 states and 176 transitions. [2023-11-19 03:31:50,212 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 176 transitions. [2023-11-19 03:31:50,214 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 03:31:50,214 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 44 iterations. [2023-11-19 03:31:50,223 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-19 03:31:50,481 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:31:50,485 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:31:50,485 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:31:50 ImpRootNode [2023-11-19 03:31:50,485 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:31:50,486 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:31:50,486 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:31:50,486 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:31:50,487 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:31:13" (3/4) ... [2023-11-19 03:31:50,489 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 03:31:50,492 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-19 03:31:50,496 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2023-11-19 03:31:50,496 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-19 03:31:50,497 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-19 03:31:50,497 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 03:31:50,593 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f88b7d-3cf6-451d-a91e-2f0f6fe60f43/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:31:50,593 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f88b7d-3cf6-451d-a91e-2f0f6fe60f43/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 03:31:50,594 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:31:50,595 INFO L158 Benchmark]: Toolchain (without parser) took 37255.28ms. Allocated memory was 134.2MB in the beginning and 627.0MB in the end (delta: 492.8MB). Free memory was 101.5MB in the beginning and 460.2MB in the end (delta: -358.7MB). Peak memory consumption was 135.0MB. Max. memory is 16.1GB. [2023-11-19 03:31:50,595 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 134.2MB. Free memory is still 78.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:31:50,596 INFO L158 Benchmark]: CACSL2BoogieTranslator took 237.46ms. Allocated memory is still 134.2MB. Free memory was 101.1MB in the beginning and 90.7MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:31:50,596 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.49ms. Allocated memory is still 134.2MB. Free memory was 90.7MB in the beginning and 89.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:31:50,597 INFO L158 Benchmark]: Boogie Preprocessor took 20.53ms. Allocated memory is still 134.2MB. Free memory was 89.3MB in the beginning and 88.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:31:50,597 INFO L158 Benchmark]: RCFGBuilder took 294.78ms. Allocated memory is still 134.2MB. Free memory was 88.2MB in the beginning and 77.7MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:31:50,598 INFO L158 Benchmark]: CodeCheck took 36558.45ms. Allocated memory was 134.2MB in the beginning and 627.0MB in the end (delta: 492.8MB). Free memory was 77.7MB in the beginning and 464.3MB in the end (delta: -386.6MB). Peak memory consumption was 107.7MB. Max. memory is 16.1GB. [2023-11-19 03:31:50,599 INFO L158 Benchmark]: Witness Printer took 107.97ms. Allocated memory is still 627.0MB. Free memory was 464.3MB in the beginning and 460.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:31:50,601 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, 19 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 36.3s, OverallIterations: 44, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2579 SdHoareTripleChecker+Valid, 35.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 604 mSDsluCounter, 1661 SdHoareTripleChecker+Invalid, 30.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 170 mSDsCounter, 8375 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 21631 IncrementalHoareTripleChecker+Invalid, 30006 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8375 mSolverCounterUnsat, 1491 mSDtfsCounter, 21631 mSolverCounterSat, 0.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 33592 GetRequests, 32387 SyntacticMatches, 917 SemanticMatches, 288 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122125 ImplicationChecksByTransitivity, 20.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 12.4s InterpolantComputationTime, 7180 NumberOfCodeBlocks, 7180 NumberOfCodeBlocksAsserted, 43 NumberOfCheckSat, 7137 ConstructedInterpolants, 0 QuantifiedInterpolants, 9640 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 43 InterpolantComputations, 11 PerfectInterpolantSequences, 126606/128925 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: 16]: Loop Invariant Derived loop invariant: 1 - 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 0.26ms. Allocated memory is still 134.2MB. Free memory is still 78.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 237.46ms. Allocated memory is still 134.2MB. Free memory was 101.1MB in the beginning and 90.7MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.49ms. Allocated memory is still 134.2MB. Free memory was 90.7MB in the beginning and 89.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.53ms. Allocated memory is still 134.2MB. Free memory was 89.3MB in the beginning and 88.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 294.78ms. Allocated memory is still 134.2MB. Free memory was 88.2MB in the beginning and 77.7MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 36558.45ms. Allocated memory was 134.2MB in the beginning and 627.0MB in the end (delta: 492.8MB). Free memory was 77.7MB in the beginning and 464.3MB in the end (delta: -386.6MB). Peak memory consumption was 107.7MB. Max. memory is 16.1GB. * Witness Printer took 107.97ms. Allocated memory is still 627.0MB. Free memory was 464.3MB in the beginning and 460.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-19 03:31:50,632 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f88b7d-3cf6-451d-a91e-2f0f6fe60f43/bin/ukojak-verify-G8NBE6pJGL/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