./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 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_7970e2ab-37a3-4d77-83ca-f0ca7831d289/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7970e2ab-37a3-4d77-83ca-f0ca7831d289/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7970e2ab-37a3-4d77-83ca-f0ca7831d289/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7970e2ab-37a3-4d77-83ca-f0ca7831d289/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-lit/hh2012-ex3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7970e2ab-37a3-4d77-83ca-f0ca7831d289/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7970e2ab-37a3-4d77-83ca-f0ca7831d289/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3c7177334f88b94ca4ee99044935e396702561856a6f48616f98f91aafc609bb --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:18:27,190 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:18:27,262 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7970e2ab-37a3-4d77-83ca-f0ca7831d289/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:18:27,268 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:18:27,269 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:18:27,295 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:18:27,296 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:18:27,296 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:18:27,297 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:18:27,298 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:18:27,299 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:18:27,299 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:18:27,300 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:18:27,300 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:18:27,301 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:18:27,302 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:18:27,302 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:18:27,303 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:18:27,303 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:18:27,304 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:18:27,304 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:18:27,308 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:18:27,308 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:18:27,309 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:18:27,310 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:18:27,310 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:18:27,311 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:18:27,311 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:18:27,312 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:18:27,312 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:18:27,313 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:18:27,314 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:18:27,315 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:18:27,315 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_7970e2ab-37a3-4d77-83ca-f0ca7831d289/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7970e2ab-37a3-4d77-83ca-f0ca7831d289/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3c7177334f88b94ca4ee99044935e396702561856a6f48616f98f91aafc609bb [2023-11-24 22:18:27,626 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:18:27,656 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:18:27,659 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:18:27,662 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:18:27,663 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:18:27,666 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7970e2ab-37a3-4d77-83ca-f0ca7831d289/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/loop-lit/hh2012-ex3.i [2023-11-24 22:18:30,940 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:18:31,150 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:18:31,150 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7970e2ab-37a3-4d77-83ca-f0ca7831d289/sv-benchmarks/c/loop-lit/hh2012-ex3.i [2023-11-24 22:18:31,158 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7970e2ab-37a3-4d77-83ca-f0ca7831d289/bin/ukojak-verify-afCqCEvfdi/data/b05e9a519/69882ea37c2547039310e615459dd6e0/FLAG9a2b944f5 [2023-11-24 22:18:31,174 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7970e2ab-37a3-4d77-83ca-f0ca7831d289/bin/ukojak-verify-afCqCEvfdi/data/b05e9a519/69882ea37c2547039310e615459dd6e0 [2023-11-24 22:18:31,177 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:18:31,179 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:18:31,180 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:18:31,181 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:18:31,186 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:18:31,187 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:18:31" (1/1) ... [2023-11-24 22:18:31,188 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785ee6ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:31, skipping insertion in model container [2023-11-24 22:18:31,188 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:18:31" (1/1) ... [2023-11-24 22:18:31,211 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:18:31,359 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_7970e2ab-37a3-4d77-83ca-f0ca7831d289/sv-benchmarks/c/loop-lit/hh2012-ex3.i[799,812] [2023-11-24 22:18:31,371 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:18:31,382 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:18:31,397 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_7970e2ab-37a3-4d77-83ca-f0ca7831d289/sv-benchmarks/c/loop-lit/hh2012-ex3.i[799,812] [2023-11-24 22:18:31,408 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:18:31,420 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:18:31,421 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:31 WrapperNode [2023-11-24 22:18:31,421 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:18:31,422 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:18:31,422 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:18:31,422 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:18:31,431 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:31" (1/1) ... [2023-11-24 22:18:31,438 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:31" (1/1) ... [2023-11-24 22:18:31,457 INFO L138 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 36 [2023-11-24 22:18:31,458 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:18:31,459 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:18:31,459 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:18:31,459 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:18:31,470 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:31" (1/1) ... [2023-11-24 22:18:31,470 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:31" (1/1) ... [2023-11-24 22:18:31,471 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:31" (1/1) ... [2023-11-24 22:18:31,472 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:31" (1/1) ... [2023-11-24 22:18:31,475 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:31" (1/1) ... [2023-11-24 22:18:31,480 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:31" (1/1) ... [2023-11-24 22:18:31,481 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:31" (1/1) ... [2023-11-24 22:18:31,482 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:31" (1/1) ... [2023-11-24 22:18:31,484 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:18:31,485 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:18:31,486 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:18:31,486 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:18:31,487 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:31" (1/1) ... [2023-11-24 22:18:31,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:18:31,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7970e2ab-37a3-4d77-83ca-f0ca7831d289/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:18:31,533 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7970e2ab-37a3-4d77-83ca-f0ca7831d289/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:18:31,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7970e2ab-37a3-4d77-83ca-f0ca7831d289/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:18:31,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:18:31,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:18:31,584 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:18:31,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:18:31,584 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:18:31,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:18:31,659 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:18:31,661 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:18:31,810 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:18:31,839 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:18:31,839 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 22:18:31,840 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:18:31 BoogieIcfgContainer [2023-11-24 22:18:31,841 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:18:31,842 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:18:31,842 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:18:31,850 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:18:31,850 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:18:31" (1/1) ... [2023-11-24 22:18:31,858 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:18:31,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:31,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2023-11-24 22:18:31,917 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2023-11-24 22:18:31,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:18:31,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:31,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:32,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:32,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:32,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:32,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 23 states and 41 transitions. [2023-11-24 22:18:32,406 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 41 transitions. [2023-11-24 22:18:32,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:18:32,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:32,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:32,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:32,693 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:33,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:33,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 27 states and 50 transitions. [2023-11-24 22:18:33,020 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 50 transitions. [2023-11-24 22:18:33,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:18:33,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:33,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:33,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:33,251 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:18:33,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:33,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 30 states and 58 transitions. [2023-11-24 22:18:33,505 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 58 transitions. [2023-11-24 22:18:33,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:18:33,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:33,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:33,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:33,617 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:18:33,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:33,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 34 states and 67 transitions. [2023-11-24 22:18:33,996 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 67 transitions. [2023-11-24 22:18:33,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 22:18:33,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:33,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:34,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:34,156 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-24 22:18:34,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:34,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 38 states and 74 transitions. [2023-11-24 22:18:34,493 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 74 transitions. [2023-11-24 22:18:34,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 22:18:34,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:34,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:34,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:34,535 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-24 22:18:34,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:34,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 39 states and 77 transitions. [2023-11-24 22:18:34,567 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 77 transitions. [2023-11-24 22:18:34,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 22:18:34,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:34,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:34,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:34,660 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-24 22:18:34,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:34,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 39 states and 76 transitions. [2023-11-24 22:18:34,824 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 76 transitions. [2023-11-24 22:18:34,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 22:18:34,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:34,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:34,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:34,917 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2023-11-24 22:18:35,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:35,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 41 states and 78 transitions. [2023-11-24 22:18:35,037 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 78 transitions. [2023-11-24 22:18:35,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 22:18:35,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:35,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:35,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:35,187 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2023-11-24 22:18:35,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:35,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 42 states and 79 transitions. [2023-11-24 22:18:35,566 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 79 transitions. [2023-11-24 22:18:35,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 22:18:35,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:35,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:35,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:35,693 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 32 proven. 10 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-11-24 22:18:35,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:35,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 42 states and 78 transitions. [2023-11-24 22:18:35,803 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 78 transitions. [2023-11-24 22:18:35,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 22:18:35,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:35,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:35,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:35,921 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 18 proven. 2 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-11-24 22:18:36,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:36,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 42 states and 77 transitions. [2023-11-24 22:18:36,267 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 77 transitions. [2023-11-24 22:18:36,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 22:18:36,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:36,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:36,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:36,347 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 36 proven. 10 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2023-11-24 22:18:36,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:36,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 42 states and 76 transitions. [2023-11-24 22:18:36,526 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 76 transitions. [2023-11-24 22:18:36,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:18:36,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:36,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:36,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:36,656 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2023-11-24 22:18:36,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:36,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 44 states and 79 transitions. [2023-11-24 22:18:36,850 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 79 transitions. [2023-11-24 22:18:36,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:18:36,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:36,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:36,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:37,003 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 40 proven. 10 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-24 22:18:37,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:37,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 47 states and 84 transitions. [2023-11-24 22:18:37,558 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 84 transitions. [2023-11-24 22:18:37,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-24 22:18:37,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:37,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:37,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:37,655 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 44 proven. 10 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2023-11-24 22:18:38,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:38,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 51 states and 91 transitions. [2023-11-24 22:18:38,352 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 91 transitions. [2023-11-24 22:18:38,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-24 22:18:38,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:38,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:38,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:38,453 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 34 proven. 7 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2023-11-24 22:18:38,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:38,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 56 states and 100 transitions. [2023-11-24 22:18:38,939 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 100 transitions. [2023-11-24 22:18:38,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-11-24 22:18:38,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:38,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:38,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:39,068 INFO L134 CoverageAnalysis]: Checked inductivity of 607 backedges. 45 proven. 18 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2023-11-24 22:18:39,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:39,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 61 states and 108 transitions. [2023-11-24 22:18:39,574 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 108 transitions. [2023-11-24 22:18:39,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-24 22:18:39,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:39,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:39,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:40,078 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 54 proven. 6 refuted. 0 times theorem prover too weak. 870 trivial. 0 not checked. [2023-11-24 22:18:40,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:40,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 62 states and 108 transitions. [2023-11-24 22:18:40,778 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 108 transitions. [2023-11-24 22:18:40,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-11-24 22:18:40,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:40,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:40,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:41,403 INFO L134 CoverageAnalysis]: Checked inductivity of 1020 backedges. 48 proven. 48 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2023-11-24 22:18:43,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:43,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 72 states and 132 transitions. [2023-11-24 22:18:43,250 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 132 transitions. [2023-11-24 22:18:43,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-24 22:18:43,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:43,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:43,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:43,397 INFO L134 CoverageAnalysis]: Checked inductivity of 1114 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 1047 trivial. 0 not checked. [2023-11-24 22:18:43,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:43,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 75 states and 137 transitions. [2023-11-24 22:18:43,980 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 137 transitions. [2023-11-24 22:18:43,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-24 22:18:43,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:43,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:43,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:44,174 INFO L134 CoverageAnalysis]: Checked inductivity of 1219 backedges. 79 proven. 1 refuted. 0 times theorem prover too weak. 1139 trivial. 0 not checked. [2023-11-24 22:18:44,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:44,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 77 states and 140 transitions. [2023-11-24 22:18:44,585 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 140 transitions. [2023-11-24 22:18:44,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-11-24 22:18:44,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:44,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:44,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:44,904 INFO L134 CoverageAnalysis]: Checked inductivity of 1429 backedges. 56 proven. 70 refuted. 0 times theorem prover too weak. 1303 trivial. 0 not checked. [2023-11-24 22:18:45,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:45,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 79 states and 142 transitions. [2023-11-24 22:18:45,339 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 142 transitions. [2023-11-24 22:18:45,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-24 22:18:45,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:45,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:45,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:45,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 1466 trivial. 0 not checked. [2023-11-24 22:18:45,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:45,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 79 states and 141 transitions. [2023-11-24 22:18:45,978 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 141 transitions. [2023-11-24 22:18:45,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-24 22:18:45,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:45,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:46,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:46,385 INFO L134 CoverageAnalysis]: Checked inductivity of 1907 backedges. 64 proven. 92 refuted. 0 times theorem prover too weak. 1751 trivial. 0 not checked. [2023-11-24 22:18:46,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:46,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 81 states and 145 transitions. [2023-11-24 22:18:46,927 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 145 transitions. [2023-11-24 22:18:46,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-24 22:18:46,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:46,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:46,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:47,083 INFO L134 CoverageAnalysis]: Checked inductivity of 2015 backedges. 153 proven. 10 refuted. 0 times theorem prover too weak. 1852 trivial. 0 not checked. [2023-11-24 22:18:47,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:47,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 81 states and 144 transitions. [2023-11-24 22:18:47,343 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 144 transitions. [2023-11-24 22:18:47,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-11-24 22:18:47,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:47,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:47,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:47,485 INFO L134 CoverageAnalysis]: Checked inductivity of 2434 backedges. 148 proven. 7 refuted. 0 times theorem prover too weak. 2279 trivial. 0 not checked. [2023-11-24 22:18:48,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:48,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 86 states and 153 transitions. [2023-11-24 22:18:48,029 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 153 transitions. [2023-11-24 22:18:48,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2023-11-24 22:18:48,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:48,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:48,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:48,177 INFO L134 CoverageAnalysis]: Checked inductivity of 3046 backedges. 181 proven. 18 refuted. 0 times theorem prover too weak. 2847 trivial. 0 not checked. [2023-11-24 22:18:48,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:48,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 91 states and 161 transitions. [2023-11-24 22:18:48,736 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 161 transitions. [2023-11-24 22:18:48,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2023-11-24 22:18:48,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:48,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:48,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:49,510 INFO L134 CoverageAnalysis]: Checked inductivity of 3727 backedges. 88 proven. 165 refuted. 0 times theorem prover too weak. 3474 trivial. 0 not checked. [2023-11-24 22:18:51,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:51,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 101 states and 185 transitions. [2023-11-24 22:18:51,428 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 185 transitions. [2023-11-24 22:18:51,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2023-11-24 22:18:51,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:51,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:51,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:51,724 INFO L134 CoverageAnalysis]: Checked inductivity of 3905 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 3777 trivial. 0 not checked. [2023-11-24 22:18:52,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:52,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 104 states and 190 transitions. [2023-11-24 22:18:52,409 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 190 transitions. [2023-11-24 22:18:52,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2023-11-24 22:18:52,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:52,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:52,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:52,661 INFO L134 CoverageAnalysis]: Checked inductivity of 4099 backedges. 149 proven. 1 refuted. 0 times theorem prover too weak. 3949 trivial. 0 not checked. [2023-11-24 22:18:53,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:53,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 106 states and 193 transitions. [2023-11-24 22:18:53,089 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 193 transitions. [2023-11-24 22:18:53,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2023-11-24 22:18:53,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:53,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:53,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:53,773 INFO L134 CoverageAnalysis]: Checked inductivity of 4477 backedges. 96 proven. 208 refuted. 0 times theorem prover too weak. 4173 trivial. 0 not checked. [2023-11-24 22:18:54,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:54,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 108 states and 195 transitions. [2023-11-24 22:18:54,249 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 195 transitions. [2023-11-24 22:18:54,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2023-11-24 22:18:54,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:54,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:54,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:54,499 INFO L134 CoverageAnalysis]: Checked inductivity of 4672 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 4542 trivial. 0 not checked. [2023-11-24 22:18:55,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:55,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 108 states and 194 transitions. [2023-11-24 22:18:55,025 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 194 transitions. [2023-11-24 22:18:55,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2023-11-24 22:18:55,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:55,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:55,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:55,769 INFO L134 CoverageAnalysis]: Checked inductivity of 5296 backedges. 104 proven. 251 refuted. 0 times theorem prover too weak. 4941 trivial. 0 not checked. [2023-11-24 22:18:56,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:56,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 110 states and 198 transitions. [2023-11-24 22:18:56,427 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 198 transitions. [2023-11-24 22:18:56,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2023-11-24 22:18:56,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:56,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:56,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:56,615 INFO L134 CoverageAnalysis]: Checked inductivity of 5476 backedges. 262 proven. 10 refuted. 0 times theorem prover too weak. 5204 trivial. 0 not checked. [2023-11-24 22:18:56,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:56,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 110 states and 197 transitions. [2023-11-24 22:18:56,899 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 197 transitions. [2023-11-24 22:18:56,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2023-11-24 22:18:56,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:56,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:56,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:57,061 INFO L134 CoverageAnalysis]: Checked inductivity of 6154 backedges. 258 proven. 7 refuted. 0 times theorem prover too weak. 5889 trivial. 0 not checked. [2023-11-24 22:18:57,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:57,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 115 states and 206 transitions. [2023-11-24 22:18:57,718 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 206 transitions. [2023-11-24 22:18:57,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2023-11-24 22:18:57,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:57,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:57,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:57,896 INFO L134 CoverageAnalysis]: Checked inductivity of 7107 backedges. 312 proven. 18 refuted. 0 times theorem prover too weak. 6777 trivial. 0 not checked. [2023-11-24 22:18:58,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:58,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 120 states and 214 transitions. [2023-11-24 22:18:58,484 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 214 transitions. [2023-11-24 22:18:58,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2023-11-24 22:18:58,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:58,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:58,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:59,658 INFO L134 CoverageAnalysis]: Checked inductivity of 8129 backedges. 128 proven. 377 refuted. 0 times theorem prover too weak. 7624 trivial. 0 not checked. [2023-11-24 22:19:01,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:01,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 130 states and 232 transitions. [2023-11-24 22:19:01,847 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 232 transitions. [2023-11-24 22:19:01,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2023-11-24 22:19:01,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:01,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:01,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:02,197 INFO L134 CoverageAnalysis]: Checked inductivity of 8391 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 8202 trivial. 0 not checked. [2023-11-24 22:19:03,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:03,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 133 states and 237 transitions. [2023-11-24 22:19:03,256 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 237 transitions. [2023-11-24 22:19:03,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2023-11-24 22:19:03,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:03,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:03,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:03,576 INFO L134 CoverageAnalysis]: Checked inductivity of 8674 backedges. 219 proven. 1 refuted. 0 times theorem prover too weak. 8454 trivial. 0 not checked. [2023-11-24 22:19:04,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:04,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 120 states and 202 transitions. [2023-11-24 22:19:04,256 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 202 transitions. [2023-11-24 22:19:04,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2023-11-24 22:19:04,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:04,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:04,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:05,413 INFO L134 CoverageAnalysis]: Checked inductivity of 9220 backedges. 136 proven. 441 refuted. 0 times theorem prover too weak. 8643 trivial. 0 not checked. [2023-11-24 22:19:06,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:06,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 120 states and 201 transitions. [2023-11-24 22:19:06,284 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 201 transitions. [2023-11-24 22:19:06,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2023-11-24 22:19:06,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:06,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:06,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:06,514 INFO L134 CoverageAnalysis]: Checked inductivity of 9499 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 9313 trivial. 0 not checked. [2023-11-24 22:19:07,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:07,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 119 states and 199 transitions. [2023-11-24 22:19:07,267 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 199 transitions. [2023-11-24 22:19:07,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2023-11-24 22:19:07,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:07,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:07,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:08,573 INFO L134 CoverageAnalysis]: Checked inductivity of 10380 backedges. 144 proven. 505 refuted. 0 times theorem prover too weak. 9731 trivial. 0 not checked. [2023-11-24 22:19:09,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:09,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 113 states and 187 transitions. [2023-11-24 22:19:09,671 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 187 transitions. [2023-11-24 22:19:09,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2023-11-24 22:19:09,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:09,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:09,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:09,896 INFO L134 CoverageAnalysis]: Checked inductivity of 10632 backedges. 371 proven. 10 refuted. 0 times theorem prover too weak. 10251 trivial. 0 not checked. [2023-11-24 22:19:10,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:10,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 105 states and 176 transitions. [2023-11-24 22:19:10,415 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 176 transitions. [2023-11-24 22:19:10,416 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-24 22:19:10,416 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 44 iterations. [2023-11-24 22:19:10,427 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-24 22:19:10,751 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 22:19:10,756 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 22:19:10,756 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 10:19:10 ImpRootNode [2023-11-24 22:19:10,757 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 22:19:10,757 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 22:19:10,757 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 22:19:10,758 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 22:19:10,758 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:18:31" (3/4) ... [2023-11-24 22:19:10,761 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-24 22:19:10,765 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-24 22:19:10,769 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2023-11-24 22:19:10,770 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-24 22:19:10,770 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-24 22:19:10,770 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-24 22:19:10,864 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7970e2ab-37a3-4d77-83ca-f0ca7831d289/bin/ukojak-verify-afCqCEvfdi/witness.graphml [2023-11-24 22:19:10,865 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7970e2ab-37a3-4d77-83ca-f0ca7831d289/bin/ukojak-verify-afCqCEvfdi/witness.yml [2023-11-24 22:19:10,865 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 22:19:10,866 INFO L158 Benchmark]: Toolchain (without parser) took 39687.01ms. Allocated memory was 184.5MB in the beginning and 673.2MB in the end (delta: 488.6MB). Free memory was 139.5MB in the beginning and 445.0MB in the end (delta: -305.4MB). Peak memory consumption was 185.3MB. Max. memory is 16.1GB. [2023-11-24 22:19:10,867 INFO L158 Benchmark]: CDTParser took 2.21ms. Allocated memory is still 132.1MB. Free memory is still 80.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:19:10,867 INFO L158 Benchmark]: CACSL2BoogieTranslator took 240.85ms. Allocated memory is still 184.5MB. Free memory was 139.5MB in the beginning and 128.5MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:19:10,868 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.98ms. Allocated memory is still 184.5MB. Free memory was 128.5MB in the beginning and 127.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:19:10,868 INFO L158 Benchmark]: Boogie Preprocessor took 25.79ms. Allocated memory is still 184.5MB. Free memory was 127.4MB in the beginning and 126.4MB in the end (delta: 959.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:19:10,869 INFO L158 Benchmark]: RCFGBuilder took 355.31ms. Allocated memory is still 184.5MB. Free memory was 126.4MB in the beginning and 115.4MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 22:19:10,869 INFO L158 Benchmark]: CodeCheck took 38914.99ms. Allocated memory was 184.5MB in the beginning and 673.2MB in the end (delta: 488.6MB). Free memory was 115.4MB in the beginning and 449.1MB in the end (delta: -333.7MB). Peak memory consumption was 155.9MB. Max. memory is 16.1GB. [2023-11-24 22:19:10,870 INFO L158 Benchmark]: Witness Printer took 108.15ms. Allocated memory is still 673.2MB. Free memory was 449.1MB in the beginning and 445.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 22:19:10,872 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: 38.5s, 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, 40.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 604 mSDsluCounter, 1661 SdHoareTripleChecker+Invalid, 33.6s 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, 0.9s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 33592 GetRequests, 32387 SyntacticMatches, 917 SemanticMatches, 288 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122125 ImplicationChecksByTransitivity, 22.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 12.3s 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 2.21ms. Allocated memory is still 132.1MB. Free memory is still 80.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 240.85ms. Allocated memory is still 184.5MB. Free memory was 139.5MB in the beginning and 128.5MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.98ms. Allocated memory is still 184.5MB. Free memory was 128.5MB in the beginning and 127.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.79ms. Allocated memory is still 184.5MB. Free memory was 127.4MB in the beginning and 126.4MB in the end (delta: 959.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 355.31ms. Allocated memory is still 184.5MB. Free memory was 126.4MB in the beginning and 115.4MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 38914.99ms. Allocated memory was 184.5MB in the beginning and 673.2MB in the end (delta: 488.6MB). Free memory was 115.4MB in the beginning and 449.1MB in the end (delta: -333.7MB). Peak memory consumption was 155.9MB. Max. memory is 16.1GB. * Witness Printer took 108.15ms. Allocated memory is still 673.2MB. Free memory was 449.1MB in the beginning and 445.0MB 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! [2023-11-24 22:19:10,899 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7970e2ab-37a3-4d77-83ca-f0ca7831d289/bin/ukojak-verify-afCqCEvfdi/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