./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invgen/id_build.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042fc4e9-0334-4de1-8cd6-072f8618177e/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042fc4e9-0334-4de1-8cd6-072f8618177e/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_042fc4e9-0334-4de1-8cd6-072f8618177e/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042fc4e9-0334-4de1-8cd6-072f8618177e/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/id_build.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042fc4e9-0334-4de1-8cd6-072f8618177e/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_042fc4e9-0334-4de1-8cd6-072f8618177e/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 2c4c8975bee6324b0c0486aa99ba8be369d6762a33e8dd5b012191d5fa43c106 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:34:18,494 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:34:18,571 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042fc4e9-0334-4de1-8cd6-072f8618177e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:34:18,576 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:34:18,576 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:34:18,600 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:34:18,601 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:34:18,601 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:34:18,602 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:34:18,602 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:34:18,603 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:34:18,603 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:34:18,603 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:34:18,604 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:34:18,607 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:34:18,608 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:34:18,608 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:34:18,609 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:34:18,609 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:34:18,609 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:34:18,610 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:34:18,614 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:34:18,615 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:34:18,615 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:34:18,615 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:34:18,616 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:34:18,616 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:34:18,617 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:34:18,617 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:34:18,617 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:34:18,618 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:34:18,621 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:34:18,622 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:34:18,622 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_042fc4e9-0334-4de1-8cd6-072f8618177e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042fc4e9-0334-4de1-8cd6-072f8618177e/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c4c8975bee6324b0c0486aa99ba8be369d6762a33e8dd5b012191d5fa43c106 [2024-11-08 23:34:18,864 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:34:18,890 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:34:18,895 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:34:18,896 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:34:18,898 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:34:18,901 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042fc4e9-0334-4de1-8cd6-072f8618177e/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/loop-invgen/id_build.i Unable to find full path for "g++" [2024-11-08 23:34:20,902 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:34:21,080 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:34:21,081 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042fc4e9-0334-4de1-8cd6-072f8618177e/sv-benchmarks/c/loop-invgen/id_build.i [2024-11-08 23:34:21,089 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042fc4e9-0334-4de1-8cd6-072f8618177e/bin/ukojak-verify-ImItNfHLgk/data/1ae31b19c/4d7f361a141f4fb4a0d6a242bb982e28/FLAGcbf6d61e9 [2024-11-08 23:34:21,473 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042fc4e9-0334-4de1-8cd6-072f8618177e/bin/ukojak-verify-ImItNfHLgk/data/1ae31b19c/4d7f361a141f4fb4a0d6a242bb982e28 [2024-11-08 23:34:21,476 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:34:21,477 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:34:21,479 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:34:21,479 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:34:21,489 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:34:21,489 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:34:21" (1/1) ... [2024-11-08 23:34:21,490 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d6138e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:21, skipping insertion in model container [2024-11-08 23:34:21,491 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:34:21" (1/1) ... [2024-11-08 23:34:21,513 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:34:21,711 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_042fc4e9-0334-4de1-8cd6-072f8618177e/sv-benchmarks/c/loop-invgen/id_build.i[893,906] [2024-11-08 23:34:21,724 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:34:21,733 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:34:21,746 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_042fc4e9-0334-4de1-8cd6-072f8618177e/sv-benchmarks/c/loop-invgen/id_build.i[893,906] [2024-11-08 23:34:21,750 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:34:21,768 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:34:21,769 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:21 WrapperNode [2024-11-08 23:34:21,769 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:34:21,770 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:34:21,770 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:34:21,771 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:34:21,779 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:21" (1/1) ... [2024-11-08 23:34:21,787 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:21" (1/1) ... [2024-11-08 23:34:21,807 INFO L138 Inliner]: procedures = 16, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 34 [2024-11-08 23:34:21,808 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:34:21,809 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:34:21,809 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:34:21,809 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:34:21,824 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:21" (1/1) ... [2024-11-08 23:34:21,824 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:21" (1/1) ... [2024-11-08 23:34:21,826 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:21" (1/1) ... [2024-11-08 23:34:21,826 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:21" (1/1) ... [2024-11-08 23:34:21,832 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:21" (1/1) ... [2024-11-08 23:34:21,839 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:21" (1/1) ... [2024-11-08 23:34:21,840 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:21" (1/1) ... [2024-11-08 23:34:21,841 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:21" (1/1) ... [2024-11-08 23:34:21,843 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:34:21,844 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:34:21,844 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:34:21,845 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:34:21,846 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:21" (1/1) ... [2024-11-08 23:34:21,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:34:21,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042fc4e9-0334-4de1-8cd6-072f8618177e/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:34:21,876 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042fc4e9-0334-4de1-8cd6-072f8618177e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:34:21,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042fc4e9-0334-4de1-8cd6-072f8618177e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:34:21,916 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:34:21,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:34:21,916 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:34:21,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:34:21,917 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:34:21,917 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:34:21,992 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:34:21,994 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:34:22,111 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-08 23:34:22,113 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:34:22,148 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:34:22,148 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:34:22,148 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:34:22 BoogieIcfgContainer [2024-11-08 23:34:22,149 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:34:22,150 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:34:22,150 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:34:22,162 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:34:22,163 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:34:22" (1/1) ... [2024-11-08 23:34:22,174 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:34:22,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:22,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2024-11-08 23:34:22,236 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2024-11-08 23:34:22,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 23:34:22,238 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:22,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:34:22,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:22,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:34:22,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:22,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 28 transitions. [2024-11-08 23:34:22,748 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2024-11-08 23:34:22,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 23:34:22,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:22,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:34:22,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:22,936 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:34:23,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:23,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 28 states and 39 transitions. [2024-11-08 23:34:23,170 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2024-11-08 23:34:23,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 23:34:23,171 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:23,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:34:23,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:23,236 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:34:23,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:23,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 29 states and 41 transitions. [2024-11-08 23:34:23,391 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 41 transitions. [2024-11-08 23:34:23,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 23:34:23,392 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:23,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:34:23,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:23,439 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:34:23,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:23,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 30 states and 42 transitions. [2024-11-08 23:34:23,466 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 42 transitions. [2024-11-08 23:34:23,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 23:34:23,467 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:23,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:34:23,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:23,617 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:34:23,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:23,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 36 transitions. [2024-11-08 23:34:23,902 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 36 transitions. [2024-11-08 23:34:23,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 23:34:23,907 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:23,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:34:23,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:24,065 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 23:34:24,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:24,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 27 states and 35 transitions. [2024-11-08 23:34:24,106 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2024-11-08 23:34:24,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:34:24,108 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:24,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:34:24,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:24,188 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 23:34:24,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:24,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 31 states and 42 transitions. [2024-11-08 23:34:24,402 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 42 transitions. [2024-11-08 23:34:24,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 23:34:24,403 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:24,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:34:24,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:24,462 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-08 23:34:24,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:24,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 31 states and 41 transitions. [2024-11-08 23:34:24,665 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 41 transitions. [2024-11-08 23:34:24,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-08 23:34:24,666 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:24,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:34:24,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:24,835 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 10 proven. 11 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-11-08 23:34:26,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:26,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 45 states and 64 transitions. [2024-11-08 23:34:26,061 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2024-11-08 23:34:26,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-11-08 23:34:26,066 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:26,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:34:26,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:26,187 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 56 proven. 7 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2024-11-08 23:34:26,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:26,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 50 states and 71 transitions. [2024-11-08 23:34:26,641 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 71 transitions. [2024-11-08 23:34:26,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-08 23:34:26,642 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:26,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:34:26,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:26,776 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 75 proven. 18 refuted. 0 times theorem prover too weak. 239 trivial. 0 not checked. [2024-11-08 23:34:27,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:27,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 55 states and 78 transitions. [2024-11-08 23:34:27,219 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 78 transitions. [2024-11-08 23:34:27,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-08 23:34:27,220 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:27,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:34:27,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:27,426 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 94 proven. 34 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2024-11-08 23:34:27,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:27,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 60 states and 85 transitions. [2024-11-08 23:34:27,854 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 85 transitions. [2024-11-08 23:34:27,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-08 23:34:27,856 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:27,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:34:27,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:28,046 INFO L134 CoverageAnalysis]: Checked inductivity of 607 backedges. 113 proven. 55 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2024-11-08 23:34:28,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:28,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 65 states and 92 transitions. [2024-11-08 23:34:28,511 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 92 transitions. [2024-11-08 23:34:28,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-08 23:34:28,513 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:28,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:34:28,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:28,734 INFO L134 CoverageAnalysis]: Checked inductivity of 776 backedges. 132 proven. 81 refuted. 0 times theorem prover too weak. 563 trivial. 0 not checked. [2024-11-08 23:34:29,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:29,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 70 states and 99 transitions. [2024-11-08 23:34:29,287 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 99 transitions. [2024-11-08 23:34:29,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-08 23:34:29,289 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:29,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:34:29,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:29,485 INFO L134 CoverageAnalysis]: Checked inductivity of 966 backedges. 151 proven. 112 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2024-11-08 23:34:29,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:29,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 75 states and 105 transitions. [2024-11-08 23:34:29,832 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 105 transitions. [2024-11-08 23:34:29,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-08 23:34:29,837 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:29,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:34:29,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:29,964 INFO L134 CoverageAnalysis]: Checked inductivity of 1177 backedges. 180 proven. 7 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2024-11-08 23:34:30,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:30,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 80 states and 112 transitions. [2024-11-08 23:34:30,457 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 112 transitions. [2024-11-08 23:34:30,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-08 23:34:30,462 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:30,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:34:30,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:30,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1409 backedges. 229 proven. 18 refuted. 0 times theorem prover too weak. 1162 trivial. 0 not checked. [2024-11-08 23:34:31,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:31,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 85 states and 119 transitions. [2024-11-08 23:34:31,061 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 119 transitions. [2024-11-08 23:34:31,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-08 23:34:31,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:31,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:34:31,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:31,237 INFO L134 CoverageAnalysis]: Checked inductivity of 1662 backedges. 278 proven. 34 refuted. 0 times theorem prover too weak. 1350 trivial. 0 not checked. [2024-11-08 23:34:31,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:31,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 90 states and 126 transitions. [2024-11-08 23:34:31,725 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 126 transitions. [2024-11-08 23:34:31,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-11-08 23:34:31,728 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:31,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:34:31,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:31,903 INFO L134 CoverageAnalysis]: Checked inductivity of 1936 backedges. 327 proven. 55 refuted. 0 times theorem prover too weak. 1554 trivial. 0 not checked. [2024-11-08 23:34:32,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:32,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 95 states and 133 transitions. [2024-11-08 23:34:32,434 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 133 transitions. [2024-11-08 23:34:32,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-11-08 23:34:32,438 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:32,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:34:32,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:32,633 INFO L134 CoverageAnalysis]: Checked inductivity of 2231 backedges. 376 proven. 81 refuted. 0 times theorem prover too weak. 1774 trivial. 0 not checked. [2024-11-08 23:34:33,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:33,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 100 states and 140 transitions. [2024-11-08 23:34:33,190 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 140 transitions. [2024-11-08 23:34:33,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2024-11-08 23:34:33,193 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:33,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:34:33,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:33,399 INFO L134 CoverageAnalysis]: Checked inductivity of 2547 backedges. 425 proven. 112 refuted. 0 times theorem prover too weak. 2010 trivial. 0 not checked. [2024-11-08 23:34:33,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:33,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 105 states and 146 transitions. [2024-11-08 23:34:33,822 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 146 transitions. [2024-11-08 23:34:33,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2024-11-08 23:34:33,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:33,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:34:33,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:34,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2884 backedges. 101 proven. 375 refuted. 0 times theorem prover too weak. 2408 trivial. 0 not checked. [2024-11-08 23:34:34,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:34,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 95 states and 131 transitions. [2024-11-08 23:34:34,324 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 131 transitions. [2024-11-08 23:34:34,325 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 23:34:34,325 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 23 iterations. [2024-11-08 23:34:34,334 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 23:34:34,783 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 23:34:34,783 INFO L77 FloydHoareUtils]: At program point L29(line 29) the Hoare annotation is: true [2024-11-08 23:34:34,784 INFO L77 FloydHoareUtils]: At program point L29-1(line 29) the Hoare annotation is: (not (and (<= |ULTIMATE.start_main_~nlen~0#1| |ULTIMATE.start_main_~i~0#1|) (< 0 (+ |ULTIMATE.start_main_~i~0#1| 1)))) [2024-11-08 23:34:34,784 INFO L77 FloydHoareUtils]: At program point L27-1(lines 27 32) the Hoare annotation is: (< |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~nlen~0#1|) [2024-11-08 23:34:34,784 INFO L77 FloydHoareUtils]: At program point L27-3(lines 27 32) the Hoare annotation is: true [2024-11-08 23:34:34,784 INFO L77 FloydHoareUtils]: At program point L27-4(lines 27 32) the Hoare annotation is: true [2024-11-08 23:34:34,785 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 23:34:34,785 INFO L77 FloydHoareUtils]: At program point L30(line 30) the Hoare annotation is: (not (and (<= (+ |ULTIMATE.start_main_~i~0#1| 1) 0) (< |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~nlen~0#1|))) [2024-11-08 23:34:34,785 INFO L77 FloydHoareUtils]: At program point L28-1(lines 28 31) the Hoare annotation is: (not (and (< 0 (+ |ULTIMATE.start_main_~i~0#1| 1)) (< |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~nlen~0#1|) (< 7 |ULTIMATE.start_main_~j~0#1|))) [2024-11-08 23:34:34,785 INFO L77 FloydHoareUtils]: At program point L28-3(lines 28 31) the Hoare annotation is: true [2024-11-08 23:34:34,786 INFO L77 FloydHoareUtils]: At program point L28-4(lines 28 31) the Hoare annotation is: true [2024-11-08 23:34:34,786 INFO L77 FloydHoareUtils]: At program point L18-2(lines 17 22) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-11-08 23:34:34,786 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 17 22) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-11-08 23:34:34,786 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 17 22) the Hoare annotation is: true [2024-11-08 23:34:34,786 INFO L77 FloydHoareUtils]: At program point L19(line 19) the Hoare annotation is: true [2024-11-08 23:34:34,787 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 19) the Hoare annotation is: true [2024-11-08 23:34:34,787 INFO L77 FloydHoareUtils]: At program point L18(lines 18 20) the Hoare annotation is: (not (and (not (= __VERIFIER_assert_~cond 0)) (not (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)))) [2024-11-08 23:34:34,815 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:34:34 ImpRootNode [2024-11-08 23:34:34,815 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:34:34,816 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:34:34,816 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:34:34,816 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:34:34,817 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:34:22" (3/4) ... [2024-11-08 23:34:34,820 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 23:34:34,824 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-08 23:34:34,828 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-11-08 23:34:34,828 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-08 23:34:34,828 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 23:34:34,829 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 23:34:34,927 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042fc4e9-0334-4de1-8cd6-072f8618177e/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 23:34:34,928 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042fc4e9-0334-4de1-8cd6-072f8618177e/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 23:34:34,928 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:34:34,929 INFO L158 Benchmark]: Toolchain (without parser) took 13451.34ms. Allocated memory was 144.7MB in the beginning and 276.8MB in the end (delta: 132.1MB). Free memory was 102.8MB in the beginning and 210.1MB in the end (delta: -107.3MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. [2024-11-08 23:34:34,929 INFO L158 Benchmark]: CDTParser took 2.07ms. Allocated memory is still 144.7MB. Free memory is still 84.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:34:34,929 INFO L158 Benchmark]: CACSL2BoogieTranslator took 290.59ms. Allocated memory is still 144.7MB. Free memory was 102.4MB in the beginning and 90.3MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:34:34,930 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.78ms. Allocated memory is still 144.7MB. Free memory was 90.3MB in the beginning and 88.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:34:34,930 INFO L158 Benchmark]: Boogie Preprocessor took 34.83ms. Allocated memory is still 144.7MB. Free memory was 88.8MB in the beginning and 87.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:34:34,931 INFO L158 Benchmark]: RCFGBuilder took 305.39ms. Allocated memory is still 144.7MB. Free memory was 87.7MB in the beginning and 77.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 23:34:34,931 INFO L158 Benchmark]: CodeCheck took 12665.06ms. Allocated memory was 144.7MB in the beginning and 276.8MB in the end (delta: 132.1MB). Free memory was 77.2MB in the beginning and 214.3MB in the end (delta: -137.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:34:34,932 INFO L158 Benchmark]: Witness Printer took 112.13ms. Allocated memory is still 276.8MB. Free memory was 214.3MB in the beginning and 210.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:34:34,934 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, 17 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 12.1s, OverallIterations: 23, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1750 SdHoareTripleChecker+Valid, 11.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1166 mSDsluCounter, 1119 SdHoareTripleChecker+Invalid, 9.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 521 mSDsCounter, 1690 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5361 IncrementalHoareTripleChecker+Invalid, 7051 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1690 mSolverCounterUnsat, 598 mSDtfsCounter, 5361 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10306 GetRequests, 9914 SyntacticMatches, 246 SemanticMatches, 146 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8226 ImplicationChecksByTransitivity, 7.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.2s InterpolantComputationTime, 2192 NumberOfCodeBlocks, 2192 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 2170 ConstructedInterpolants, 0 QuantifiedInterpolants, 3096 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 22 InterpolantComputations, 5 PerfectInterpolantSequences, 16371/17380 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: 19]: 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: 17]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Ensures: (cond != 0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.07ms. Allocated memory is still 144.7MB. Free memory is still 84.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 290.59ms. Allocated memory is still 144.7MB. Free memory was 102.4MB in the beginning and 90.3MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.78ms. Allocated memory is still 144.7MB. Free memory was 90.3MB in the beginning and 88.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.83ms. Allocated memory is still 144.7MB. Free memory was 88.8MB in the beginning and 87.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 305.39ms. Allocated memory is still 144.7MB. Free memory was 87.7MB in the beginning and 77.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 12665.06ms. Allocated memory was 144.7MB in the beginning and 276.8MB in the end (delta: 132.1MB). Free memory was 77.2MB in the beginning and 214.3MB in the end (delta: -137.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 112.13ms. Allocated memory is still 276.8MB. Free memory was 214.3MB in the beginning and 210.1MB 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! [2024-11-08 23:34:34,966 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042fc4e9-0334-4de1-8cd6-072f8618177e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE