./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound50.c --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_15bb2eb2-eb4b-41e1-9152-108474c94354/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15bb2eb2-eb4b-41e1-9152-108474c94354/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_15bb2eb2-eb4b-41e1-9152-108474c94354/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15bb2eb2-eb4b-41e1-9152-108474c94354/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15bb2eb2-eb4b-41e1-9152-108474c94354/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_15bb2eb2-eb4b-41e1-9152-108474c94354/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 5cb4924cbdb465eb5009b33592f9047ad895ad10dbe627600c12529f62c9845d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:05:54,823 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:05:54,918 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15bb2eb2-eb4b-41e1-9152-108474c94354/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:05:54,928 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:05:54,929 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:05:54,964 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:05:54,966 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:05:54,967 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:05:54,968 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:05:54,968 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:05:54,969 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:05:54,969 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:05:54,970 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:05:54,971 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:05:54,973 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:05:54,973 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:05:54,973 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:05:54,974 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:05:54,974 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:05:54,974 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:05:54,975 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:05:54,975 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:05:54,978 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:05:54,979 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:05:54,979 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:05:54,979 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:05:54,980 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:05:54,980 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:05:54,980 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:05:54,981 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:05:54,981 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:05:54,981 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:05:54,981 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:05:54,983 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_15bb2eb2-eb4b-41e1-9152-108474c94354/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15bb2eb2-eb4b-41e1-9152-108474c94354/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5cb4924cbdb465eb5009b33592f9047ad895ad10dbe627600c12529f62c9845d [2024-11-08 22:05:55,244 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:05:55,268 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:05:55,273 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:05:55,275 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:05:55,275 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:05:55,276 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15bb2eb2-eb4b-41e1-9152-108474c94354/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound50.c Unable to find full path for "g++" [2024-11-08 22:05:57,401 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:05:57,624 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:05:57,625 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15bb2eb2-eb4b-41e1-9152-108474c94354/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound50.c [2024-11-08 22:05:57,635 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15bb2eb2-eb4b-41e1-9152-108474c94354/bin/ukojak-verify-ImItNfHLgk/data/a44d213aa/875b56412da74c19a9c7751cd403f4aa/FLAGac4fa1ba3 [2024-11-08 22:05:57,657 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15bb2eb2-eb4b-41e1-9152-108474c94354/bin/ukojak-verify-ImItNfHLgk/data/a44d213aa/875b56412da74c19a9c7751cd403f4aa [2024-11-08 22:05:57,660 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:05:57,663 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:05:57,664 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:05:57,665 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:05:57,670 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:05:57,671 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:05:57" (1/1) ... [2024-11-08 22:05:57,672 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7826b070 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:57, skipping insertion in model container [2024-11-08 22:05:57,676 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:05:57" (1/1) ... [2024-11-08 22:05:57,703 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:05:57,892 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_15bb2eb2-eb4b-41e1-9152-108474c94354/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound50.c[520,533] [2024-11-08 22:05:57,908 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:05:57,916 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:05:57,926 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_15bb2eb2-eb4b-41e1-9152-108474c94354/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound50.c[520,533] [2024-11-08 22:05:57,933 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:05:57,951 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:05:57,951 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:57 WrapperNode [2024-11-08 22:05:57,951 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:05:57,952 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:05:57,953 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:05:57,953 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:05:57,958 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:57" (1/1) ... [2024-11-08 22:05:57,965 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:57" (1/1) ... [2024-11-08 22:05:57,980 INFO L138 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 40 [2024-11-08 22:05:57,980 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:05:57,981 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:05:57,981 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:05:57,981 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:05:57,991 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:57" (1/1) ... [2024-11-08 22:05:57,991 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:57" (1/1) ... [2024-11-08 22:05:57,992 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:57" (1/1) ... [2024-11-08 22:05:57,993 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:57" (1/1) ... [2024-11-08 22:05:57,995 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:57" (1/1) ... [2024-11-08 22:05:57,999 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:57" (1/1) ... [2024-11-08 22:05:58,000 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:57" (1/1) ... [2024-11-08 22:05:58,005 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:57" (1/1) ... [2024-11-08 22:05:58,007 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:05:58,008 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:05:58,008 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:05:58,008 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:05:58,012 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:57" (1/1) ... [2024-11-08 22:05:58,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:05:58,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15bb2eb2-eb4b-41e1-9152-108474c94354/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:05:58,046 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15bb2eb2-eb4b-41e1-9152-108474c94354/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:05:58,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15bb2eb2-eb4b-41e1-9152-108474c94354/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:05:58,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:05:58,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:05:58,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:05:58,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:05:58,084 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:05:58,084 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:05:58,159 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:05:58,161 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:05:58,321 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-08 22:05:58,321 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:05:58,394 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:05:58,394 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:05:58,395 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:05:58 BoogieIcfgContainer [2024-11-08 22:05:58,395 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:05:58,396 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:05:58,396 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:05:58,407 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:05:58,408 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:05:58" (1/1) ... [2024-11-08 22:05:58,416 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:05:58,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:58,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2024-11-08 22:05:58,475 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2024-11-08 22:05:58,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 22:05:58,477 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:58,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:58,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:58,816 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 22:05:58,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:58,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 21 states and 33 transitions. [2024-11-08 22:05:58,941 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 33 transitions. [2024-11-08 22:05:58,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 22:05:58,948 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:58,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:58,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:05:59,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:59,008 INFO L255 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 22:05:59,013 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:05:59,205 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 22:05:59,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:59,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 24 states and 40 transitions. [2024-11-08 22:05:59,389 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 40 transitions. [2024-11-08 22:05:59,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 22:05:59,389 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:59,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:59,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:05:59,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:59,427 INFO L255 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 22:05:59,430 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:05:59,512 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 22:05:59,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:59,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 26 states and 45 transitions. [2024-11-08 22:05:59,645 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 45 transitions. [2024-11-08 22:05:59,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 22:05:59,647 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:59,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:59,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:59,852 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:06:00,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:00,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 28 states and 47 transitions. [2024-11-08 22:06:00,210 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 47 transitions. [2024-11-08 22:06:00,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 22:06:00,211 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:00,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:00,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:00,448 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 22:06:00,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:00,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 31 states and 50 transitions. [2024-11-08 22:06:00,573 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 50 transitions. [2024-11-08 22:06:00,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 22:06:00,574 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:00,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:00,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:00,730 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-08 22:06:01,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:01,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 53 transitions. [2024-11-08 22:06:01,003 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 53 transitions. [2024-11-08 22:06:01,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 22:06:01,009 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:01,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:01,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:01,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:01,065 INFO L255 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-08 22:06:01,067 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:01,252 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-08 22:06:01,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:01,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 36 states and 58 transitions. [2024-11-08 22:06:01,686 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 58 transitions. [2024-11-08 22:06:01,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 22:06:01,687 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:01,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:01,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:01,831 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-08 22:06:02,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:02,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 36 states and 57 transitions. [2024-11-08 22:06:02,176 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 57 transitions. [2024-11-08 22:06:02,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-08 22:06:02,180 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:02,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:02,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:02,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:02,240 INFO L255 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-08 22:06:02,242 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:02,385 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 9 proven. 17 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-08 22:06:02,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:02,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 37 states and 61 transitions. [2024-11-08 22:06:02,743 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 61 transitions. [2024-11-08 22:06:02,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 22:06:02,744 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:02,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:02,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:02,864 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-11-08 22:06:03,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:03,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 38 states and 62 transitions. [2024-11-08 22:06:03,021 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 62 transitions. [2024-11-08 22:06:03,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-08 22:06:03,025 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:03,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:03,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:03,165 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 27 proven. 7 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2024-11-08 22:06:03,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:03,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 34 states and 54 transitions. [2024-11-08 22:06:03,389 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 54 transitions. [2024-11-08 22:06:03,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-08 22:06:03,390 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:03,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:03,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:03,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:03,437 INFO L255 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-08 22:06:03,440 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:03,756 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 14 proven. 11 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-08 22:06:04,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:04,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 38 states and 61 transitions. [2024-11-08 22:06:04,389 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 61 transitions. [2024-11-08 22:06:04,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-08 22:06:04,394 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:04,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:04,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:04,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:04,462 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-08 22:06:04,464 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:04,607 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 16 proven. 13 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-08 22:06:04,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:04,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 39 states and 65 transitions. [2024-11-08 22:06:04,968 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 65 transitions. [2024-11-08 22:06:04,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-08 22:06:04,969 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:04,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:04,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:05,048 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 41 proven. 7 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2024-11-08 22:06:05,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:05,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 40 states and 66 transitions. [2024-11-08 22:06:05,198 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 66 transitions. [2024-11-08 22:06:05,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-08 22:06:05,199 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:05,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:05,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:05,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:05,251 INFO L255 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-08 22:06:05,254 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:05,807 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 19 proven. 52 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2024-11-08 22:06:06,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:06,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 44 states and 73 transitions. [2024-11-08 22:06:06,553 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 73 transitions. [2024-11-08 22:06:06,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-08 22:06:06,554 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:06,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:06,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:06,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:06,617 INFO L255 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-08 22:06:06,620 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:06,806 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 21 proven. 58 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 22:06:07,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:07,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 45 states and 77 transitions. [2024-11-08 22:06:07,222 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 77 transitions. [2024-11-08 22:06:07,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-08 22:06:07,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:07,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:07,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:07,311 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 59 proven. 7 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2024-11-08 22:06:07,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:07,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 46 states and 78 transitions. [2024-11-08 22:06:07,506 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 78 transitions. [2024-11-08 22:06:07,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-08 22:06:07,507 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:07,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:07,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:07,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:07,574 INFO L255 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-08 22:06:07,577 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:08,404 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 25 proven. 79 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-11-08 22:06:09,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:09,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 50 states and 85 transitions. [2024-11-08 22:06:09,227 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 85 transitions. [2024-11-08 22:06:09,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-08 22:06:09,228 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:09,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:09,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:09,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:09,289 INFO L255 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-08 22:06:09,292 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:09,837 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 28 proven. 46 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-11-08 22:06:10,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:10,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 51 states and 89 transitions. [2024-11-08 22:06:10,331 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 89 transitions. [2024-11-08 22:06:10,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-08 22:06:10,332 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:10,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:10,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:10,429 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2024-11-08 22:06:10,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:10,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 52 states and 90 transitions. [2024-11-08 22:06:10,615 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 90 transitions. [2024-11-08 22:06:10,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-08 22:06:10,616 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:10,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:10,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:10,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:10,688 INFO L255 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-11-08 22:06:10,691 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:11,794 INFO L134 CoverageAnalysis]: Checked inductivity of 577 backedges. 31 proven. 111 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-11-08 22:06:12,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:12,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 56 states and 97 transitions. [2024-11-08 22:06:12,744 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 97 transitions. [2024-11-08 22:06:12,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-08 22:06:12,746 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:12,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:12,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:12,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:12,866 INFO L255 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-11-08 22:06:12,869 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:13,624 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 33 proven. 119 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2024-11-08 22:06:14,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:14,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 57 states and 101 transitions. [2024-11-08 22:06:14,111 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 101 transitions. [2024-11-08 22:06:14,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-08 22:06:14,112 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:14,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:14,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:14,228 INFO L134 CoverageAnalysis]: Checked inductivity of 723 backedges. 95 proven. 7 refuted. 0 times theorem prover too weak. 621 trivial. 0 not checked. [2024-11-08 22:06:14,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:14,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 58 states and 102 transitions. [2024-11-08 22:06:14,412 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 102 transitions. [2024-11-08 22:06:14,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-08 22:06:14,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:14,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:14,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:14,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:14,511 INFO L255 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 53 conjuncts are in the unsatisfiable core [2024-11-08 22:06:14,514 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:16,117 INFO L134 CoverageAnalysis]: Checked inductivity of 815 backedges. 37 proven. 148 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2024-11-08 22:06:17,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:17,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 62 states and 109 transitions. [2024-11-08 22:06:17,114 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 109 transitions. [2024-11-08 22:06:17,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-08 22:06:17,116 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:17,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:17,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:17,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:17,204 INFO L255 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-08 22:06:17,207 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:17,460 INFO L134 CoverageAnalysis]: Checked inductivity of 899 backedges. 39 proven. 157 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2024-11-08 22:06:18,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:18,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 63 states and 113 transitions. [2024-11-08 22:06:18,019 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 113 transitions. [2024-11-08 22:06:18,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-08 22:06:18,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:18,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:18,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:18,152 INFO L134 CoverageAnalysis]: Checked inductivity of 987 backedges. 113 proven. 7 refuted. 0 times theorem prover too weak. 867 trivial. 0 not checked. [2024-11-08 22:06:18,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:18,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 64 states and 114 transitions. [2024-11-08 22:06:18,358 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 114 transitions. [2024-11-08 22:06:18,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-08 22:06:18,360 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:18,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:18,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:18,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:18,450 INFO L255 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-08 22:06:18,453 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:20,160 INFO L134 CoverageAnalysis]: Checked inductivity of 1094 backedges. 44 proven. 126 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-08 22:06:21,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:21,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 68 states and 121 transitions. [2024-11-08 22:06:21,188 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 121 transitions. [2024-11-08 22:06:21,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-08 22:06:21,190 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:21,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:21,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:21,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:21,316 INFO L255 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-11-08 22:06:21,318 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:21,555 INFO L134 CoverageAnalysis]: Checked inductivity of 1191 backedges. 45 proven. 200 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2024-11-08 22:06:22,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:22,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 69 states and 125 transitions. [2024-11-08 22:06:22,209 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 125 transitions. [2024-11-08 22:06:22,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-08 22:06:22,210 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:22,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:22,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:22,341 INFO L134 CoverageAnalysis]: Checked inductivity of 1292 backedges. 131 proven. 7 refuted. 0 times theorem prover too weak. 1154 trivial. 0 not checked. [2024-11-08 22:06:22,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:22,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 70 states and 126 transitions. [2024-11-08 22:06:22,639 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 126 transitions. [2024-11-08 22:06:22,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-08 22:06:22,641 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:22,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:22,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:23,631 INFO L134 CoverageAnalysis]: Checked inductivity of 1414 backedges. 74 proven. 140 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-08 22:06:27,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:27,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 50 states and 82 transitions. [2024-11-08 22:06:27,427 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 82 transitions. [2024-11-08 22:06:27,427 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 22:06:27,428 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 31 iterations. [2024-11-08 22:06:27,439 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 22:06:28,446 INFO L77 FloydHoareUtils]: At program point L33(lines 30 42) the Hoare annotation is: (not (let ((.cse0 (* 2 |ULTIMATE.start_main_~a~0#1|))) (and (not (= (+ (* |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~a~0#1|) 1 .cse0) |ULTIMATE.start_main_~s~0#1|)) (= |ULTIMATE.start_main_~t~0#1| (+ 1 .cse0))))) [2024-11-08 22:06:28,446 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 22:06:28,446 INFO L77 FloydHoareUtils]: At program point L31(line 31) the Hoare annotation is: (not (and (not (= |ULTIMATE.start_main_~s~0#1| 1)) (= |ULTIMATE.start_main_~t~0#1| 1) (= |ULTIMATE.start_main_~a~0#1| 0))) [2024-11-08 22:06:28,447 INFO L77 FloydHoareUtils]: At program point L31-1(line 31) the Hoare annotation is: (or (= |ULTIMATE.start_main_~t~0#1| (+ 1 (* 2 |ULTIMATE.start_main_~a~0#1|))) (and (not (and (= 9 |ULTIMATE.start_main_~s~0#1|) (= 2 |ULTIMATE.start_main_~a~0#1|))) (not (and (= |ULTIMATE.start_main_~a~0#1| 1) (= |ULTIMATE.start_main_~s~0#1| 4))) (not (and (= |ULTIMATE.start_main_~s~0#1| 36) (= 5 |ULTIMATE.start_main_~a~0#1|))) (not (and (= |ULTIMATE.start_main_~s~0#1| 25) (= |ULTIMATE.start_main_~a~0#1| 4))) (not (and (= 16 |ULTIMATE.start_main_~s~0#1|) (= 3 |ULTIMATE.start_main_~a~0#1|))) (not (and (= 7 |ULTIMATE.start_main_~a~0#1|) (= 64 |ULTIMATE.start_main_~s~0#1|))) (not (and (= |ULTIMATE.start_main_~a~0#1| 0) (= |ULTIMATE.start_main_~s~0#1| 1))) (not (and (= 49 |ULTIMATE.start_main_~s~0#1|) (= 6 |ULTIMATE.start_main_~a~0#1|))))) [2024-11-08 22:06:28,447 INFO L77 FloydHoareUtils]: At program point L46(line 46) the Hoare annotation is: true [2024-11-08 22:06:28,447 INFO L77 FloydHoareUtils]: At program point L44(line 44) the Hoare annotation is: (not (and (not (= (* |ULTIMATE.start_main_~s~0#1| 4) (+ (* |ULTIMATE.start_main_~t~0#1| |ULTIMATE.start_main_~t~0#1|) (* 2 |ULTIMATE.start_main_~t~0#1|) 1))) (= (+ (* |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~a~0#1|) 1 (* 2 |ULTIMATE.start_main_~a~0#1|)) |ULTIMATE.start_main_~s~0#1|))) [2024-11-08 22:06:28,448 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 22:06:28,448 INFO L77 FloydHoareUtils]: At program point L32(line 32) the Hoare annotation is: true [2024-11-08 22:06:28,448 INFO L77 FloydHoareUtils]: At program point L30-2(lines 30 42) the Hoare annotation is: (not (and (not (= |ULTIMATE.start_main_~s~0#1| 1)) (= |ULTIMATE.start_main_~t~0#1| 1) (= |ULTIMATE.start_main_~a~0#1| 0))) [2024-11-08 22:06:28,448 INFO L77 FloydHoareUtils]: At program point L30-3(lines 30 42) the Hoare annotation is: (not (let ((.cse0 (* 2 |ULTIMATE.start_main_~a~0#1|))) (and (not (= (+ (* |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~a~0#1|) 1 .cse0) |ULTIMATE.start_main_~s~0#1|)) (= |ULTIMATE.start_main_~t~0#1| (+ 1 .cse0))))) [2024-11-08 22:06:28,448 INFO L77 FloydHoareUtils]: At program point L45(line 45) the Hoare annotation is: true [2024-11-08 22:06:28,449 INFO L77 FloydHoareUtils]: At program point L13(lines 13 14) the Hoare annotation is: true [2024-11-08 22:06:28,449 INFO L77 FloydHoareUtils]: At program point L12(lines 12 15) the Hoare annotation is: (not (and (not (= __VERIFIER_assert_~cond 0)) (not (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)))) [2024-11-08 22:06:28,449 INFO L77 FloydHoareUtils]: At program point L12-2(lines 11 17) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-11-08 22:06:28,449 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 11 17) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-11-08 22:06:28,449 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 11 17) the Hoare annotation is: true [2024-11-08 22:06:28,450 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 14) the Hoare annotation is: true [2024-11-08 22:06:28,469 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:06:28 ImpRootNode [2024-11-08 22:06:28,469 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:06:28,471 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:06:28,471 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:06:28,471 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:06:28,472 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:05:58" (3/4) ... [2024-11-08 22:06:28,475 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 22:06:28,479 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-08 22:06:28,483 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-11-08 22:06:28,483 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-08 22:06:28,483 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 22:06:28,484 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 22:06:28,619 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15bb2eb2-eb4b-41e1-9152-108474c94354/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 22:06:28,619 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15bb2eb2-eb4b-41e1-9152-108474c94354/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 22:06:28,619 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:06:28,620 INFO L158 Benchmark]: Toolchain (without parser) took 30957.29ms. Allocated memory was 159.4MB in the beginning and 337.6MB in the end (delta: 178.3MB). Free memory was 120.1MB in the beginning and 286.6MB in the end (delta: -166.5MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2024-11-08 22:06:28,621 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 102.8MB. Free memory is still 50.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:06:28,621 INFO L158 Benchmark]: CACSL2BoogieTranslator took 287.35ms. Allocated memory is still 159.4MB. Free memory was 120.1MB in the beginning and 107.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:06:28,622 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.93ms. Allocated memory is still 159.4MB. Free memory was 107.5MB in the beginning and 105.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:06:28,622 INFO L158 Benchmark]: Boogie Preprocessor took 25.96ms. Allocated memory is still 159.4MB. Free memory was 105.9MB in the beginning and 104.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:06:28,622 INFO L158 Benchmark]: RCFGBuilder took 387.42ms. Allocated memory is still 159.4MB. Free memory was 104.7MB in the beginning and 92.6MB in the end (delta: 12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 22:06:28,623 INFO L158 Benchmark]: CodeCheck took 30074.49ms. Allocated memory was 159.4MB in the beginning and 337.6MB in the end (delta: 178.3MB). Free memory was 92.6MB in the beginning and 290.8MB in the end (delta: -198.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:06:28,623 INFO L158 Benchmark]: Witness Printer took 148.63ms. Allocated memory is still 337.6MB. Free memory was 290.8MB in the beginning and 286.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:06:28,630 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: 29.0s, OverallIterations: 31, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1339 SdHoareTripleChecker+Valid, 24.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 597 mSDsluCounter, 1564 SdHoareTripleChecker+Invalid, 21.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 844 mSDsCounter, 4735 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9724 IncrementalHoareTripleChecker+Invalid, 14459 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4735 mSolverCounterUnsat, 720 mSDtfsCounter, 9724 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12685 GetRequests, 11979 SyntacticMatches, 478 SemanticMatches, 228 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44145 ImplicationChecksByTransitivity, 20.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 11.5s InterpolantComputationTime, 2099 NumberOfCodeBlocks, 2099 NumberOfCodeBlocksAsserted, 30 NumberOfCheckSat, 2069 ConstructedInterpolants, 0 QuantifiedInterpolants, 6142 SizeOfPredicates, 29 NumberOfNonLiveVariables, 2816 ConjunctsInSsa, 520 ConjunctsInUnsatCore, 30 InterpolantComputations, 3 PerfectInterpolantSequences, 11226/12595 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: 14]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: !(((s != 1) && (t == 1)) && (a == 0)) - ProcedureContractResult [Line: 11]: 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 0.25ms. Allocated memory is still 102.8MB. Free memory is still 50.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 287.35ms. Allocated memory is still 159.4MB. Free memory was 120.1MB in the beginning and 107.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.93ms. Allocated memory is still 159.4MB. Free memory was 107.5MB in the beginning and 105.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.96ms. Allocated memory is still 159.4MB. Free memory was 105.9MB in the beginning and 104.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 387.42ms. Allocated memory is still 159.4MB. Free memory was 104.7MB in the beginning and 92.6MB in the end (delta: 12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 30074.49ms. Allocated memory was 159.4MB in the beginning and 337.6MB in the end (delta: 178.3MB). Free memory was 92.6MB in the beginning and 290.8MB in the end (delta: -198.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 148.63ms. Allocated memory is still 337.6MB. Free memory was 290.8MB in the beginning and 286.6MB 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 22:06:28,661 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15bb2eb2-eb4b-41e1-9152-108474c94354/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