./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_ceed8e3b-89e2-45a2-b1f2-1d9616f4fcfd/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceed8e3b-89e2-45a2-b1f2-1d9616f4fcfd/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceed8e3b-89e2-45a2-b1f2-1d9616f4fcfd/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceed8e3b-89e2-45a2-b1f2-1d9616f4fcfd/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceed8e3b-89e2-45a2-b1f2-1d9616f4fcfd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceed8e3b-89e2-45a2-b1f2-1d9616f4fcfd/bin/ukojak-verify-ImItNfHLgk --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 969ea7ac1a6cea553b276c54292ec8e81265daf8dd23428f445a60f39343440e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:19:24,566 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:19:24,670 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceed8e3b-89e2-45a2-b1f2-1d9616f4fcfd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:19:24,677 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:19:24,678 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:19:24,714 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:19:24,715 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:19:24,715 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:19:24,716 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:19:24,718 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:19:24,719 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:19:24,720 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:19:24,720 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:19:24,721 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:19:24,725 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:19:24,725 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:19:24,726 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:19:24,726 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:19:24,726 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:19:24,727 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:19:24,727 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:19:24,728 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:19:24,728 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:19:24,728 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:19:24,729 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:19:24,729 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:19:24,729 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:19:24,729 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:19:24,730 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:19:24,730 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:19:24,730 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:19:24,731 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:19:24,735 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:19:24,735 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_ceed8e3b-89e2-45a2-b1f2-1d9616f4fcfd/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceed8e3b-89e2-45a2-b1f2-1d9616f4fcfd/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 969ea7ac1a6cea553b276c54292ec8e81265daf8dd23428f445a60f39343440e [2024-11-09 00:19:25,048 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:19:25,068 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:19:25,071 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:19:25,072 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:19:25,073 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:19:25,074 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceed8e3b-89e2-45a2-b1f2-1d9616f4fcfd/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound2.c Unable to find full path for "g++" [2024-11-09 00:19:27,115 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:19:27,297 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:19:27,297 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceed8e3b-89e2-45a2-b1f2-1d9616f4fcfd/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound2.c [2024-11-09 00:19:27,304 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceed8e3b-89e2-45a2-b1f2-1d9616f4fcfd/bin/ukojak-verify-ImItNfHLgk/data/96b05e1ba/a75779c2bbb04603b7697c74e837add3/FLAG931bcacbb [2024-11-09 00:19:27,317 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceed8e3b-89e2-45a2-b1f2-1d9616f4fcfd/bin/ukojak-verify-ImItNfHLgk/data/96b05e1ba/a75779c2bbb04603b7697c74e837add3 [2024-11-09 00:19:27,319 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:19:27,321 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:19:27,322 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:19:27,323 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:19:27,327 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:19:27,327 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:19:27" (1/1) ... [2024-11-09 00:19:27,329 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1146afa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:27, skipping insertion in model container [2024-11-09 00:19:27,329 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:19:27" (1/1) ... [2024-11-09 00:19:27,355 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:19:27,547 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_ceed8e3b-89e2-45a2-b1f2-1d9616f4fcfd/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound2.c[576,589] [2024-11-09 00:19:27,567 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:19:27,574 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:19:27,587 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_ceed8e3b-89e2-45a2-b1f2-1d9616f4fcfd/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound2.c[576,589] [2024-11-09 00:19:27,595 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:19:27,613 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:19:27,613 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:27 WrapperNode [2024-11-09 00:19:27,614 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:19:27,615 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:19:27,615 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:19:27,615 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:19:27,623 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:27" (1/1) ... [2024-11-09 00:19:27,630 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:27" (1/1) ... [2024-11-09 00:19:27,649 INFO L138 Inliner]: procedures = 14, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 65 [2024-11-09 00:19:27,649 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:19:27,650 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:19:27,650 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:19:27,650 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:19:27,660 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:27" (1/1) ... [2024-11-09 00:19:27,660 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:27" (1/1) ... [2024-11-09 00:19:27,661 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:27" (1/1) ... [2024-11-09 00:19:27,662 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:27" (1/1) ... [2024-11-09 00:19:27,665 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:27" (1/1) ... [2024-11-09 00:19:27,669 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:27" (1/1) ... [2024-11-09 00:19:27,670 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:27" (1/1) ... [2024-11-09 00:19:27,671 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:27" (1/1) ... [2024-11-09 00:19:27,672 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:19:27,673 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:19:27,674 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:19:27,674 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:19:27,675 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:27" (1/1) ... [2024-11-09 00:19:27,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:19:27,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceed8e3b-89e2-45a2-b1f2-1d9616f4fcfd/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:19:27,709 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceed8e3b-89e2-45a2-b1f2-1d9616f4fcfd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:19:27,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceed8e3b-89e2-45a2-b1f2-1d9616f4fcfd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:19:27,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:19:27,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:19:27,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:19:27,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:19:27,752 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:19:27,752 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:19:27,830 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:19:27,833 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:19:28,053 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-09 00:19:28,053 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:19:28,121 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:19:28,121 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-09 00:19:28,122 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:19:28 BoogieIcfgContainer [2024-11-09 00:19:28,122 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:19:28,123 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:19:28,123 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:19:28,135 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:19:28,136 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:19:28" (1/1) ... [2024-11-09 00:19:28,151 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:19:28,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:19:28,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 24 states and 36 transitions. [2024-11-09 00:19:28,215 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 36 transitions. [2024-11-09 00:19:28,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 00:19:28,220 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:19:28,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:19:28,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:19:28,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:19:28,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:19:28,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2024-11-09 00:19:28,397 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2024-11-09 00:19:28,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:19:28,398 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:19:28,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:19:28,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:19:28,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:19:28,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:19:28,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2024-11-09 00:19:28,688 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2024-11-09 00:19:28,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:19:28,688 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:19:28,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:19:28,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:19:28,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:19:28,749 INFO L255 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:19:28,753 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:19:28,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:19:29,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:19:29,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 31 states and 52 transitions. [2024-11-09 00:19:29,276 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 52 transitions. [2024-11-09 00:19:29,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-09 00:19:29,278 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:19:29,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:19:29,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:19:29,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:19:29,349 INFO L255 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:19:29,350 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:19:29,445 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:19:29,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:19:29,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 35 states and 61 transitions. [2024-11-09 00:19:29,904 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 61 transitions. [2024-11-09 00:19:29,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 00:19:29,907 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:19:29,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:19:29,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:19:30,236 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:19:30,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:19:30,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 37 states and 64 transitions. [2024-11-09 00:19:30,629 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 64 transitions. [2024-11-09 00:19:30,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 00:19:30,630 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:19:30,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:19:30,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:19:30,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:19:30,673 INFO L255 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:19:30,675 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:19:30,745 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 00:19:30,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:19:30,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 40 states and 68 transitions. [2024-11-09 00:19:30,825 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 68 transitions. [2024-11-09 00:19:30,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 00:19:30,826 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:19:30,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:19:30,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:19:31,035 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 00:19:32,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:19:32,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 45 states and 79 transitions. [2024-11-09 00:19:32,167 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 79 transitions. [2024-11-09 00:19:32,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-09 00:19:32,168 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:19:32,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:19:32,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:19:32,279 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-09 00:19:32,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:19:32,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 49 states and 84 transitions. [2024-11-09 00:19:32,940 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 84 transitions. [2024-11-09 00:19:32,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-09 00:19:32,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:19:32,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:19:32,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:19:33,205 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 00:19:35,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:19:35,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 59 states and 106 transitions. [2024-11-09 00:19:35,597 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 106 transitions. [2024-11-09 00:19:35,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-09 00:19:35,598 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:19:35,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:19:35,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:19:35,912 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-09 00:19:36,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:19:36,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 63 states and 115 transitions. [2024-11-09 00:19:36,820 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 115 transitions. [2024-11-09 00:19:36,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:19:36,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:19:36,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:19:36,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:19:36,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:19:36,870 INFO L255 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-09 00:19:36,873 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:19:37,548 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 21 proven. 3 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-09 00:19:40,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:19:40,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 73 states and 135 transitions. [2024-11-09 00:19:40,489 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 135 transitions. [2024-11-09 00:19:40,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:19:40,490 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:19:40,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:19:40,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:19:40,557 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 18 proven. 7 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-09 00:19:41,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:19:41,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 76 states and 140 transitions. [2024-11-09 00:19:41,344 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 140 transitions. [2024-11-09 00:19:41,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:19:41,345 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:19:41,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:19:41,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:19:41,407 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 18 proven. 7 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-09 00:19:42,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:19:42,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 78 states and 143 transitions. [2024-11-09 00:19:42,087 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 143 transitions. [2024-11-09 00:19:42,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-09 00:19:42,089 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:19:42,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:19:42,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:19:42,444 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-09 00:19:44,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:19:44,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 88 states and 163 transitions. [2024-11-09 00:19:44,516 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 163 transitions. [2024-11-09 00:19:44,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-09 00:19:44,518 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:19:44,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:19:44,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:19:44,625 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-09 00:19:45,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:19:45,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 90 states and 165 transitions. [2024-11-09 00:19:45,416 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 165 transitions. [2024-11-09 00:19:45,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-09 00:19:45,418 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:19:45,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:19:45,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:19:45,578 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-09 00:19:46,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:19:46,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 94 states and 171 transitions. [2024-11-09 00:19:46,596 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 171 transitions. [2024-11-09 00:19:46,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:19:46,597 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:19:46,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:19:46,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:19:46,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:19:46,649 INFO L255 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-09 00:19:46,652 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:19:47,211 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-09 00:19:50,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:19:50,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 101 states and 185 transitions. [2024-11-09 00:19:50,408 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 185 transitions. [2024-11-09 00:19:50,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:19:50,409 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:19:50,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:19:50,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:19:50,825 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2024-11-09 00:19:52,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:19:52,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 29 states and 36 transitions. [2024-11-09 00:19:52,965 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2024-11-09 00:19:52,965 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 00:19:52,965 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 19 iterations. [2024-11-09 00:19:52,975 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-09 00:19:53,654 INFO L77 FloydHoareUtils]: At program point L48(line 48) the Hoare annotation is: true [2024-11-09 00:19:53,654 INFO L77 FloydHoareUtils]: At program point L49(lines 46 58) the Hoare annotation is: true [2024-11-09 00:19:53,655 INFO L77 FloydHoareUtils]: At program point L37-1(lines 37 61) the Hoare annotation is: (let ((.cse0 (<= ~counter~0 1))) (or (not (= |ULTIMATE.start_main_#t~post6#1| 0)) (and .cse0 (<= 1 ~counter~0)) (not (= |ULTIMATE.start_main_~a~0#1| 0)) (and .cse0 (< |ULTIMATE.start_main_~y~0#1| 1)) (not (= (* |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~y~0#1|) |ULTIMATE.start_main_~b~0#1|)) (not (and (= |ULTIMATE.start_main_~r~0#1| |ULTIMATE.start_main_~x~0#1|) (= |ULTIMATE.start_main_~q~0#1| 0))))) [2024-11-09 00:19:53,655 INFO L77 FloydHoareUtils]: At program point L37-3(lines 37 61) the Hoare annotation is: true [2024-11-09 00:19:53,655 INFO L77 FloydHoareUtils]: At program point L37-4(lines 37 61) the Hoare annotation is: true [2024-11-09 00:19:53,655 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-09 00:19:53,655 INFO L77 FloydHoareUtils]: At program point L54(line 54) the Hoare annotation is: true [2024-11-09 00:19:53,655 INFO L77 FloydHoareUtils]: At program point L54-1(line 54) the Hoare annotation is: true [2024-11-09 00:19:53,656 INFO L77 FloydHoareUtils]: At program point L46-1(lines 46 58) the Hoare annotation is: (not (and (<= 1 |ULTIMATE.start_main_~y~0#1|) (= (* 2 |ULTIMATE.start_main_~y~0#1|) |ULTIMATE.start_main_~b~0#1|) (< 1 |ULTIMATE.start_main_#t~post7#1|) (= |ULTIMATE.start_main_~r~0#1| |ULTIMATE.start_main_~x~0#1|) (< ~counter~0 (+ |ULTIMATE.start_main_#t~post7#1| 1)) (= |ULTIMATE.start_main_~q~0#1| 0) (= 2 |ULTIMATE.start_main_~a~0#1|))) [2024-11-09 00:19:53,656 INFO L77 FloydHoareUtils]: At program point L46-3(lines 46 58) the Hoare annotation is: true [2024-11-09 00:19:53,656 INFO L77 FloydHoareUtils]: At program point L46-4(lines 46 58) the Hoare annotation is: true [2024-11-09 00:19:53,656 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-09 00:19:53,656 INFO L77 FloydHoareUtils]: At program point L38(line 38) the Hoare annotation is: true [2024-11-09 00:19:53,656 INFO L77 FloydHoareUtils]: At program point L38-1(line 38) the Hoare annotation is: true [2024-11-09 00:19:53,657 INFO L77 FloydHoareUtils]: At program point L63(line 63) the Hoare annotation is: true [2024-11-09 00:19:53,657 INFO L77 FloydHoareUtils]: At program point L47(line 47) the Hoare annotation is: true [2024-11-09 00:19:53,657 INFO L77 FloydHoareUtils]: At program point L47-1(line 47) the Hoare annotation is: true [2024-11-09 00:19:53,657 INFO L77 FloydHoareUtils]: At program point L39(lines 37 61) the Hoare annotation is: true [2024-11-09 00:19:53,657 INFO L77 FloydHoareUtils]: At program point L16(lines 16 17) the Hoare annotation is: true [2024-11-09 00:19:53,659 INFO L77 FloydHoareUtils]: At program point L15(lines 15 18) the Hoare annotation is: (not (and (< __VERIFIER_assert_~cond 1) (not (= __VERIFIER_assert_~cond 0)))) [2024-11-09 00:19:53,659 INFO L77 FloydHoareUtils]: At program point L15-2(lines 14 20) the Hoare annotation is: true [2024-11-09 00:19:53,659 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 14 20) the Hoare annotation is: true [2024-11-09 00:19:53,659 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 14 20) the Hoare annotation is: (not (and (not (= |__VERIFIER_assert_#in~cond| 0)) (< |__VERIFIER_assert_#in~cond| 1))) [2024-11-09 00:19:53,660 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 17) the Hoare annotation is: true [2024-11-09 00:19:53,680 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:19:53 ImpRootNode [2024-11-09 00:19:53,681 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:19:53,681 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:19:53,681 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:19:53,682 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:19:53,682 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:19:28" (3/4) ... [2024-11-09 00:19:53,684 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 00:19:53,687 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-09 00:19:53,690 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-11-09 00:19:53,690 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-09 00:19:53,690 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-09 00:19:53,690 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 00:19:53,796 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceed8e3b-89e2-45a2-b1f2-1d9616f4fcfd/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-09 00:19:53,797 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceed8e3b-89e2-45a2-b1f2-1d9616f4fcfd/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-09 00:19:53,797 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:19:53,798 INFO L158 Benchmark]: Toolchain (without parser) took 26476.83ms. Allocated memory was 130.0MB in the beginning and 195.0MB in the end (delta: 65.0MB). Free memory was 93.8MB in the beginning and 88.4MB in the end (delta: 5.3MB). Peak memory consumption was 71.7MB. Max. memory is 16.1GB. [2024-11-09 00:19:53,798 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 130.0MB. Free memory is still 77.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:19:53,799 INFO L158 Benchmark]: CACSL2BoogieTranslator took 291.73ms. Allocated memory is still 130.0MB. Free memory was 93.5MB in the beginning and 80.7MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:19:53,800 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.71ms. Allocated memory is still 130.0MB. Free memory was 80.7MB in the beginning and 79.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:19:53,800 INFO L158 Benchmark]: Boogie Preprocessor took 22.75ms. Allocated memory is still 130.0MB. Free memory was 79.4MB in the beginning and 78.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:19:53,801 INFO L158 Benchmark]: RCFGBuilder took 448.98ms. Allocated memory is still 130.0MB. Free memory was 78.1MB in the beginning and 64.7MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:19:53,802 INFO L158 Benchmark]: CodeCheck took 25557.60ms. Allocated memory was 130.0MB in the beginning and 195.0MB in the end (delta: 65.0MB). Free memory was 64.4MB in the beginning and 92.6MB in the end (delta: -28.2MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. [2024-11-09 00:19:53,802 INFO L158 Benchmark]: Witness Printer took 115.91ms. Allocated memory is still 195.0MB. Free memory was 92.6MB in the beginning and 88.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:19:53,804 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, 24 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 24.8s, OverallIterations: 19, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1333 SdHoareTripleChecker+Valid, 9.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 494 mSDsluCounter, 992 SdHoareTripleChecker+Invalid, 8.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 220 mSDsCounter, 1269 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4241 IncrementalHoareTripleChecker+Invalid, 5510 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1269 mSolverCounterUnsat, 772 mSDtfsCounter, 4241 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4705 GetRequests, 4346 SyntacticMatches, 61 SemanticMatches, 298 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42991 ImplicationChecksByTransitivity, 20.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 4.0s InterpolantComputationTime, 527 NumberOfCodeBlocks, 527 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 509 ConstructedInterpolants, 0 QuantifiedInterpolants, 1407 SizeOfPredicates, 9 NumberOfNonLiveVariables, 435 ConjunctsInSsa, 66 ConjunctsInUnsatCore, 18 InterpolantComputations, 8 PerfectInterpolantSequences, 629/667 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: 17]: 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 - ProcedureContractResult [Line: 14]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Requires: ((0 < cond) || (cond == 0)) Ensures: (counter == \old(counter)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 130.0MB. Free memory is still 77.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 291.73ms. Allocated memory is still 130.0MB. Free memory was 93.5MB in the beginning and 80.7MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.71ms. Allocated memory is still 130.0MB. Free memory was 80.7MB in the beginning and 79.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.75ms. Allocated memory is still 130.0MB. Free memory was 79.4MB in the beginning and 78.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 448.98ms. Allocated memory is still 130.0MB. Free memory was 78.1MB in the beginning and 64.7MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 25557.60ms. Allocated memory was 130.0MB in the beginning and 195.0MB in the end (delta: 65.0MB). Free memory was 64.4MB in the beginning and 92.6MB in the end (delta: -28.2MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. * Witness Printer took 115.91ms. Allocated memory is still 195.0MB. Free memory was 92.6MB in the beginning and 88.4MB 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! [2024-11-09 00:19:53,843 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceed8e3b-89e2-45a2-b1f2-1d9616f4fcfd/bin/ukojak-verify-ImItNfHLgk/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