./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-nonlinear/bound-unconstrained.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc5ea47-e070-4018-a41b-63ab1c3ea824/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc5ea47-e070-4018-a41b-63ab1c3ea824/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc5ea47-e070-4018-a41b-63ab1c3ea824/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc5ea47-e070-4018-a41b-63ab1c3ea824/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-nonlinear/bound-unconstrained.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc5ea47-e070-4018-a41b-63ab1c3ea824/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc5ea47-e070-4018-a41b-63ab1c3ea824/bin/ukojak-verify-EEHR8qb7sm --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 d0ffe75bee721c501c37c8984b3eedc1776f6d69b4bd2f17e8a9e550059e7a0c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:08:18,117 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:08:18,196 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc5ea47-e070-4018-a41b-63ab1c3ea824/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:08:18,202 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:08:18,205 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:08:18,235 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:08:18,237 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:08:18,237 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:08:18,237 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:08:18,237 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:08:18,238 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:08:18,238 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:08:18,238 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:08:18,238 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:08:18,238 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:08:18,238 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:08:18,238 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:08:18,239 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:08:18,239 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:08:18,239 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:08:18,240 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:08:18,240 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:08:18,240 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:08:18,240 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:08:18,240 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:08:18,241 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:08:18,241 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:08:18,241 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:08:18,241 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:08:18,242 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:08:18,242 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:08:18,242 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:08:18,242 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:08:18,242 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_9dc5ea47-e070-4018-a41b-63ab1c3ea824/bin/ukojak-verify-EEHR8qb7sm 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 -> d0ffe75bee721c501c37c8984b3eedc1776f6d69b4bd2f17e8a9e550059e7a0c [2024-11-13 22:08:18,597 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:08:18,613 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:08:18,618 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:08:18,620 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:08:18,621 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:08:18,623 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc5ea47-e070-4018-a41b-63ab1c3ea824/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-nonlinear/bound-unconstrained.c Unable to find full path for "g++" [2024-11-13 22:08:20,871 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:08:21,212 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:08:21,213 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc5ea47-e070-4018-a41b-63ab1c3ea824/sv-benchmarks/c/floats-nonlinear/bound-unconstrained.c [2024-11-13 22:08:21,223 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc5ea47-e070-4018-a41b-63ab1c3ea824/bin/ukojak-verify-EEHR8qb7sm/data/48d9883c9/addfb8059e864ace955c90f31e92467e/FLAGa8598c050 [2024-11-13 22:08:21,249 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc5ea47-e070-4018-a41b-63ab1c3ea824/bin/ukojak-verify-EEHR8qb7sm/data/48d9883c9/addfb8059e864ace955c90f31e92467e [2024-11-13 22:08:21,252 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:08:21,258 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:08:21,260 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:08:21,262 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:08:21,268 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:08:21,269 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:08:21" (1/1) ... [2024-11-13 22:08:21,272 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23c9124f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:21, skipping insertion in model container [2024-11-13 22:08:21,272 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:08:21" (1/1) ... [2024-11-13 22:08:21,298 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:08:21,516 WARN L250 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_9dc5ea47-e070-4018-a41b-63ab1c3ea824/sv-benchmarks/c/floats-nonlinear/bound-unconstrained.c[614,627] [2024-11-13 22:08:21,562 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:08:21,579 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:08:21,591 WARN L250 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_9dc5ea47-e070-4018-a41b-63ab1c3ea824/sv-benchmarks/c/floats-nonlinear/bound-unconstrained.c[614,627] [2024-11-13 22:08:21,609 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:08:21,628 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:08:21,629 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:21 WrapperNode [2024-11-13 22:08:21,629 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:08:21,631 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:08:21,631 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:08:21,631 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:08:21,640 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:21" (1/1) ... [2024-11-13 22:08:21,649 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:21" (1/1) ... [2024-11-13 22:08:21,674 INFO L138 Inliner]: procedures = 17, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 133 [2024-11-13 22:08:21,675 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:08:21,676 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:08:21,676 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:08:21,676 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:08:21,686 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:21" (1/1) ... [2024-11-13 22:08:21,686 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:21" (1/1) ... [2024-11-13 22:08:21,689 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:21" (1/1) ... [2024-11-13 22:08:21,689 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:21" (1/1) ... [2024-11-13 22:08:21,696 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:21" (1/1) ... [2024-11-13 22:08:21,701 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:21" (1/1) ... [2024-11-13 22:08:21,702 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:21" (1/1) ... [2024-11-13 22:08:21,704 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:21" (1/1) ... [2024-11-13 22:08:21,706 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:08:21,707 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:08:21,707 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:08:21,708 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:08:21,709 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:21" (1/1) ... [2024-11-13 22:08:21,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:08:21,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc5ea47-e070-4018-a41b-63ab1c3ea824/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:08:21,756 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc5ea47-e070-4018-a41b-63ab1c3ea824/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:08:21,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc5ea47-e070-4018-a41b-63ab1c3ea824/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:08:21,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:08:21,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:08:21,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:08:21,803 INFO L130 BoogieDeclarations]: Found specification of procedure check_domain [2024-11-13 22:08:21,803 INFO L138 BoogieDeclarations]: Found implementation of procedure check_domain [2024-11-13 22:08:21,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:08:21,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:08:21,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 22:08:21,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:08:21,937 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:08:21,939 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:08:22,335 INFO L? ?]: Removed 49 outVars from TransFormulas that were not future-live. [2024-11-13 22:08:22,335 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:08:22,446 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:08:22,447 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 22:08:22,448 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:08:22 BoogieIcfgContainer [2024-11-13 22:08:22,448 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:08:22,450 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:08:22,451 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:08:22,469 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:08:22,470 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:08:22" (1/1) ... [2024-11-13 22:08:22,482 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:08:22,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:22,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 28 states and 38 transitions. [2024-11-13 22:08:22,565 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2024-11-13 22:08:22,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:08:22,571 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:22,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:08:22,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:23,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:08:23,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:23,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 30 states and 40 transitions. [2024-11-13 22:08:23,156 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 40 transitions. [2024-11-13 22:08:23,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 22:08:23,157 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:23,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:08:23,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:23,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:08:23,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:23,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 31 states and 42 transitions. [2024-11-13 22:08:23,390 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 42 transitions. [2024-11-13 22:08:23,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 22:08:23,390 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:23,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:08:23,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:23,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:08:23,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:23,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 33 states and 44 transitions. [2024-11-13 22:08:23,581 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 44 transitions. [2024-11-13 22:08:23,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 22:08:23,582 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:23,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:08:23,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:23,752 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:08:23,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:23,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 35 states and 46 transitions. [2024-11-13 22:08:23,824 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 46 transitions. [2024-11-13 22:08:23,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 22:08:23,825 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:23,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:08:23,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:23,986 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 22:08:24,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:24,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 37 states and 48 transitions. [2024-11-13 22:08:24,059 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 48 transitions. [2024-11-13 22:08:24,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:08:24,060 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:24,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:08:24,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:24,310 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:08:24,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:24,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 38 states and 49 transitions. [2024-11-13 22:08:24,372 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 49 transitions. [2024-11-13 22:08:24,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:08:24,375 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:24,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:08:24,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:24,525 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:08:24,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:24,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 39 states and 51 transitions. [2024-11-13 22:08:24,581 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 51 transitions. [2024-11-13 22:08:24,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 22:08:24,582 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:24,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:08:24,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:24,725 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:08:24,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:24,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 41 states and 56 transitions. [2024-11-13 22:08:24,863 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 56 transitions. [2024-11-13 22:08:24,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 22:08:24,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:24,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:08:24,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:25,032 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-13 22:08:25,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:25,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 47 states and 67 transitions. [2024-11-13 22:08:25,834 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 67 transitions. [2024-11-13 22:08:25,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 22:08:25,835 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:25,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:08:25,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:26,037 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 22:08:26,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:26,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 49 states and 70 transitions. [2024-11-13 22:08:26,271 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 70 transitions. [2024-11-13 22:08:26,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-13 22:08:26,272 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:26,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:08:26,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:26,457 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 22:08:26,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:26,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 51 states and 72 transitions. [2024-11-13 22:08:26,681 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 72 transitions. [2024-11-13 22:08:26,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:08:26,683 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:26,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:08:26,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:26,852 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2024-11-13 22:08:27,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:27,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 55 states and 81 transitions. [2024-11-13 22:08:27,507 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 81 transitions. [2024-11-13 22:08:27,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 22:08:27,507 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:27,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:08:27,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:27,584 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-11-13 22:08:27,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:27,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 56 states and 82 transitions. [2024-11-13 22:08:27,767 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 82 transitions. [2024-11-13 22:08:27,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 22:08:27,768 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:27,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:08:27,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:27,907 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 3 proven. 37 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2024-11-13 22:08:28,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:28,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 58 states and 85 transitions. [2024-11-13 22:08:28,342 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 85 transitions. [2024-11-13 22:08:28,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-13 22:08:28,343 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:28,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:08:28,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:28,499 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-13 22:08:29,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:29,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 64 states and 96 transitions. [2024-11-13 22:08:29,642 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 96 transitions. [2024-11-13 22:08:29,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-13 22:08:29,643 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:29,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:08:29,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:29,755 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 22:08:29,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:29,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 66 states and 98 transitions. [2024-11-13 22:08:29,966 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 98 transitions. [2024-11-13 22:08:29,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-13 22:08:29,967 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:29,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:08:30,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:30,107 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 47 proven. 16 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-13 22:08:30,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:30,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 68 states and 101 transitions. [2024-11-13 22:08:30,356 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 101 transitions. [2024-11-13 22:08:30,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 22:08:30,358 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:30,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:08:30,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:30,484 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 54 proven. 28 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-13 22:08:30,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:30,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 70 states and 103 transitions. [2024-11-13 22:08:30,739 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 103 transitions. [2024-11-13 22:08:30,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-13 22:08:30,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:30,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:08:30,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:31,083 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 29 proven. 75 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-11-13 22:08:32,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:32,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 73 states and 102 transitions. [2024-11-13 22:08:32,569 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 102 transitions. [2024-11-13 22:08:32,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:08:32,570 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:32,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:08:32,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:33,339 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 17 proven. 100 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-11-13 22:08:39,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:39,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 100 states and 144 transitions. [2024-11-13 22:08:39,608 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 144 transitions. [2024-11-13 22:08:39,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-13 22:08:39,610 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:39,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:08:39,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:40,125 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 114 proven. 42 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-13 22:08:40,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:40,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 56 states and 73 transitions. [2024-11-13 22:08:40,832 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 73 transitions. [2024-11-13 22:08:40,832 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 22:08:40,833 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 22 iterations. [2024-11-13 22:08:40,845 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 22:08:41,893 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 26 29) the Hoare annotation is: true [2024-11-13 22:08:41,893 INFO L77 FloydHoareUtils]: At program point check_domainEXIT(lines 26 29) the Hoare annotation is: true [2024-11-13 22:08:41,894 INFO L77 FloydHoareUtils]: At program point L35-2(lines 35 37) the Hoare annotation is: (let ((.cse0 (+ |ULTIMATE.start_check_diffs_~#di~0#1.offset| (* |ULTIMATE.start_check_diffs_~i~0#1| 4)))) (or (and (< 1 |ULTIMATE.start_check_diffs_~i~0#1|) (< 1 |ULTIMATE.start_check_diffs_~j~0#1|) (= .cse0 8) (<= |ULTIMATE.start_check_diffs_~i~0#1| 2)) (and (= |ULTIMATE.start_check_diffs_~#di~0#1.offset| 0) (= |ULTIMATE.start_check_diffs_~i~0#1| 0)) (and (= .cse0 12) (= (+ (* |ULTIMATE.start_check_diffs_~j~0#1| 4) |ULTIMATE.start_check_diffs_~#di~0#1.offset|) 12) (<= |ULTIMATE.start_check_diffs_~j~0#1| 3) (< 2 |ULTIMATE.start_check_diffs_~i~0#1|)) (and (<= 1 |ULTIMATE.start_check_diffs_~i~0#1|) (<= 1 |ULTIMATE.start_check_diffs_~j~0#1|) (<= |ULTIMATE.start_check_diffs_~i~0#1| 1) (= .cse0 4)))) [2024-11-13 22:08:41,894 INFO L75 FloydHoareUtils]: For program point L19(lines 19 22) no Hoare annotation was computed. [2024-11-13 22:08:41,895 INFO L77 FloydHoareUtils]: At program point L36(line 36) the Hoare annotation is: (let ((.cse0 (+ |ULTIMATE.start_check_diffs_~#di~0#1.offset| (* |ULTIMATE.start_check_diffs_~i~0#1| 4)))) (or (and (< 1 |ULTIMATE.start_check_diffs_~i~0#1|) (< 1 |ULTIMATE.start_check_diffs_~j~0#1|) (= .cse0 8) (<= |ULTIMATE.start_check_diffs_~i~0#1| 2)) (and (= |ULTIMATE.start_check_diffs_~#di~0#1.offset| 0) (= |ULTIMATE.start_check_diffs_~i~0#1| 0)) (and (<= 1 |ULTIMATE.start_check_diffs_~i~0#1|) (<= 1 |ULTIMATE.start_check_diffs_~j~0#1|) (<= |ULTIMATE.start_check_diffs_~i~0#1| 1) (= .cse0 4)) (and (= |ULTIMATE.start_check_diffs_#t~mem5#1| |ULTIMATE.start_check_diffs_#t~mem4#1|) (< 2 |ULTIMATE.start_check_diffs_~j~0#1|) (< 2 |ULTIMATE.start_check_diffs_~i~0#1|)))) [2024-11-13 22:08:41,895 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 20) no Hoare annotation was computed. [2024-11-13 22:08:41,895 INFO L77 FloydHoareUtils]: At program point L41(line 41) the Hoare annotation is: true [2024-11-13 22:08:41,895 INFO L77 FloydHoareUtils]: At program point L41-1(line 41) the Hoare annotation is: true [2024-11-13 22:08:41,895 INFO L77 FloydHoareUtils]: At program point L41-2(line 41) the Hoare annotation is: true [2024-11-13 22:08:41,896 INFO L77 FloydHoareUtils]: At program point L41-3(line 41) the Hoare annotation is: true [2024-11-13 22:08:41,896 INFO L77 FloydHoareUtils]: At program point L41-4(line 41) the Hoare annotation is: true [2024-11-13 22:08:41,896 INFO L77 FloydHoareUtils]: At program point L41-6(line 41) the Hoare annotation is: true [2024-11-13 22:08:41,896 INFO L77 FloydHoareUtils]: At program point L41-7(line 41) the Hoare annotation is: true [2024-11-13 22:08:41,896 INFO L77 FloydHoareUtils]: At program point L41-8(line 41) the Hoare annotation is: true [2024-11-13 22:08:41,896 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 22:08:41,896 INFO L77 FloydHoareUtils]: At program point L41-9(line 41) the Hoare annotation is: true [2024-11-13 22:08:41,896 INFO L77 FloydHoareUtils]: At program point L41-11(line 41) the Hoare annotation is: true [2024-11-13 22:08:41,897 INFO L77 FloydHoareUtils]: At program point L41-12(lines 41 42) the Hoare annotation is: true [2024-11-13 22:08:41,897 INFO L77 FloydHoareUtils]: At program point L41-14(lines 41 42) the Hoare annotation is: true [2024-11-13 22:08:41,897 INFO L77 FloydHoareUtils]: At program point L41-15(lines 41 42) the Hoare annotation is: true [2024-11-13 22:08:41,897 INFO L77 FloydHoareUtils]: At program point L41-17(lines 41 45) the Hoare annotation is: (not |ULTIMATE.start_solve_#t~short16#1|) [2024-11-13 22:08:41,897 INFO L77 FloydHoareUtils]: At program point L42(line 42) the Hoare annotation is: true [2024-11-13 22:08:41,897 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 22:08:41,897 INFO L77 FloydHoareUtils]: At program point L42-1(line 42) the Hoare annotation is: true [2024-11-13 22:08:41,898 INFO L77 FloydHoareUtils]: At program point L34-2(lines 34 37) the Hoare annotation is: (let ((.cse0 (+ |ULTIMATE.start_check_diffs_~#di~0#1.offset| (* |ULTIMATE.start_check_diffs_~i~0#1| 4)))) (or (and (= |ULTIMATE.start_check_diffs_~#di~0#1.offset| 0) (= |ULTIMATE.start_check_diffs_~i~0#1| 0)) (and (<= |ULTIMATE.start_check_diffs_~i~0#1| 3) (= .cse0 12) (< 2 |ULTIMATE.start_check_diffs_~i~0#1|)) (and (<= 1 |ULTIMATE.start_check_diffs_~i~0#1|) (<= |ULTIMATE.start_check_diffs_~i~0#1| 1) (= .cse0 4)) (and (< 1 |ULTIMATE.start_check_diffs_~i~0#1|) (= .cse0 8) (<= |ULTIMATE.start_check_diffs_~i~0#1| 2)))) [2024-11-13 22:08:41,898 INFO L77 FloydHoareUtils]: At program point L18(lines 18 23) the Hoare annotation is: (not (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0)) [2024-11-13 22:08:41,898 INFO L77 FloydHoareUtils]: At program point L18-2(lines 17 25) the Hoare annotation is: true [2024-11-13 22:08:41,898 INFO L77 FloydHoareUtils]: At program point check_diffs_returnLabel#1(lines 30 39) the Hoare annotation is: (= |ULTIMATE.start_check_diffs_#res#1| 0) [2024-11-13 22:08:41,912 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#di~0!offset [2024-11-13 22:08:41,915 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#di~0!offset [2024-11-13 22:08:41,916 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#di~0!offset [2024-11-13 22:08:41,916 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#di~0!offset [2024-11-13 22:08:41,917 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#di~0!offset [2024-11-13 22:08:41,918 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#di~0!offset [2024-11-13 22:08:41,918 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#di~0!offset [2024-11-13 22:08:41,919 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#di~0!offset [2024-11-13 22:08:41,919 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#di~0!offset [2024-11-13 22:08:41,920 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #t~short16 [2024-11-13 22:08:41,928 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:08:41 ImpRootNode [2024-11-13 22:08:41,929 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:08:41,929 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:08:41,930 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:08:41,930 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:08:41,931 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:08:22" (3/4) ... [2024-11-13 22:08:41,934 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 22:08:41,938 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure check_domain [2024-11-13 22:08:41,944 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2024-11-13 22:08:41,945 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-13 22:08:41,945 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-13 22:08:41,945 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 22:08:41,979 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0) [2024-11-13 22:08:41,997 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0) [2024-11-13 22:08:42,052 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc5ea47-e070-4018-a41b-63ab1c3ea824/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 22:08:42,052 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc5ea47-e070-4018-a41b-63ab1c3ea824/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 22:08:42,053 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:08:42,056 INFO L158 Benchmark]: Toolchain (without parser) took 20795.68ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 119.4MB in the beginning and 169.6MB in the end (delta: -50.2MB). Peak memory consumption was 228.6MB. Max. memory is 16.1GB. [2024-11-13 22:08:42,056 INFO L158 Benchmark]: CDTParser took 1.40ms. Allocated memory is still 142.6MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:08:42,057 INFO L158 Benchmark]: CACSL2BoogieTranslator took 369.64ms. Allocated memory is still 142.6MB. Free memory was 119.4MB in the beginning and 108.1MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:08:42,057 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.45ms. Allocated memory is still 142.6MB. Free memory was 107.8MB in the beginning and 106.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:08:42,057 INFO L158 Benchmark]: Boogie Preprocessor took 30.70ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 105.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:08:42,058 INFO L158 Benchmark]: RCFGBuilder took 740.96ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 88.1MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:08:42,058 INFO L158 Benchmark]: CodeCheck took 19478.62ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 87.9MB in the beginning and 173.6MB in the end (delta: -85.7MB). Peak memory consumption was 203.4MB. Max. memory is 16.1GB. [2024-11-13 22:08:42,058 INFO L158 Benchmark]: Witness Printer took 123.17ms. Allocated memory is still 427.8MB. Free memory was 173.6MB in the beginning and 169.6MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:08:42,062 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, 28 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 18.3s, OverallIterations: 22, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1980 SdHoareTripleChecker+Valid, 8.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 485 mSDsluCounter, 562 SdHoareTripleChecker+Invalid, 7.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 1273 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3590 IncrementalHoareTripleChecker+Invalid, 4863 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1273 mSolverCounterUnsat, 562 mSDtfsCounter, 3590 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5567 GetRequests, 5267 SyntacticMatches, 54 SemanticMatches, 246 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27246 ImplicationChecksByTransitivity, 13.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.9s InterpolantComputationTime, 821 NumberOfCodeBlocks, 821 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 800 ConstructedInterpolants, 0 QuantifiedInterpolants, 1338 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 21 InterpolantComputations, 8 PerfectInterpolantSequences, 774/1199 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: 20]: 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: 30]: Location Invariant Derived location invariant: (\result == 0) - InvariantResult [Line: 35]: Loop Invariant Derived loop invariant: ((((((1 < i) && (1 < j)) && (i <= 2)) || (i == 0)) || ((j <= 3) && (2 < i))) || (((1 <= i) && (1 <= j)) && (i <= 1))) - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: ((((i == 0) || ((i <= 3) && (2 < i))) || ((1 <= i) && (i <= 1))) || ((1 < i) && (i <= 2))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.40ms. Allocated memory is still 142.6MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 369.64ms. Allocated memory is still 142.6MB. Free memory was 119.4MB in the beginning and 108.1MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.45ms. Allocated memory is still 142.6MB. Free memory was 107.8MB in the beginning and 106.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.70ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 105.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 740.96ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 88.1MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 19478.62ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 87.9MB in the beginning and 173.6MB in the end (delta: -85.7MB). Peak memory consumption was 203.4MB. Max. memory is 16.1GB. * Witness Printer took 123.17ms. Allocated memory is still 427.8MB. Free memory was 173.6MB in the beginning and 169.6MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#di~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#di~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#di~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#di~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#di~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#di~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#di~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#di~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#di~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #t~short16 RESULT: Ultimate proved your program to be correct! [2024-11-13 22:08:42,105 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc5ea47-e070-4018-a41b-63ab1c3ea824/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE