./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287a3933-1552-4997-bca9-c1539a788500/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287a3933-1552-4997-bca9-c1539a788500/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287a3933-1552-4997-bca9-c1539a788500/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287a3933-1552-4997-bca9-c1539a788500/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287a3933-1552-4997-bca9-c1539a788500/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287a3933-1552-4997-bca9-c1539a788500/bin/ukojak-verify-CZk0znPC7b --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 ee7efdbf8e082fecbcf7a0b7187f01592d4dffd310592a1175678347e3e281b9 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:00:11,253 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:00:11,318 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287a3933-1552-4997-bca9-c1539a788500/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 23:00:11,323 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:00:11,323 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:00:11,344 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:00:11,345 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:00:11,345 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:00:11,346 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:00:11,346 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:00:11,346 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:00:11,346 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:00:11,346 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:00:11,346 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:00:11,346 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:00:11,346 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:00:11,347 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:00:11,347 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:00:11,347 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:00:11,347 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:00:11,347 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:00:11,347 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:00:11,347 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:00:11,347 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:00:11,347 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:00:11,347 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:00:11,348 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:00:11,348 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:00:11,348 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:00:11,348 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:00:11,348 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:00:11,348 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:00:11,348 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:00:11,348 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287a3933-1552-4997-bca9-c1539a788500/bin/ukojak-verify-CZk0znPC7b 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 -> ee7efdbf8e082fecbcf7a0b7187f01592d4dffd310592a1175678347e3e281b9 [2024-12-05 23:00:11,610 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:00:11,619 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:00:11,621 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:00:11,622 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:00:11,623 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:00:11,624 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287a3933-1552-4997-bca9-c1539a788500/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound5.c [2024-12-05 23:00:14,272 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287a3933-1552-4997-bca9-c1539a788500/bin/ukojak-verify-CZk0znPC7b/data/720d32eeb/88a0e88ecb304872adda050285464fa3/FLAG647d27cbe [2024-12-05 23:00:14,469 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:00:14,470 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287a3933-1552-4997-bca9-c1539a788500/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound5.c [2024-12-05 23:00:14,477 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287a3933-1552-4997-bca9-c1539a788500/bin/ukojak-verify-CZk0znPC7b/data/720d32eeb/88a0e88ecb304872adda050285464fa3/FLAG647d27cbe [2024-12-05 23:00:14,855 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287a3933-1552-4997-bca9-c1539a788500/bin/ukojak-verify-CZk0znPC7b/data/720d32eeb/88a0e88ecb304872adda050285464fa3 [2024-12-05 23:00:14,858 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:00:14,859 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:00:14,861 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:00:14,861 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:00:14,865 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:00:14,865 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:00:14" (1/1) ... [2024-12-05 23:00:14,866 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b20b75c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:00:14, skipping insertion in model container [2024-12-05 23:00:14,866 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:00:14" (1/1) ... [2024-12-05 23:00:14,879 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:00:14,993 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_287a3933-1552-4997-bca9-c1539a788500/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound5.c[535,548] [2024-12-05 23:00:15,013 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:00:15,022 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:00:15,031 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_287a3933-1552-4997-bca9-c1539a788500/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound5.c[535,548] [2024-12-05 23:00:15,041 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:00:15,054 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:00:15,054 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:00:15 WrapperNode [2024-12-05 23:00:15,054 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:00:15,055 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:00:15,055 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:00:15,055 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:00:15,061 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:00:15" (1/1) ... [2024-12-05 23:00:15,066 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:00:15" (1/1) ... [2024-12-05 23:00:15,083 INFO L138 Inliner]: procedures = 14, calls = 15, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 54 [2024-12-05 23:00:15,083 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:00:15,083 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:00:15,084 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:00:15,084 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:00:15,090 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:00:15" (1/1) ... [2024-12-05 23:00:15,090 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:00:15" (1/1) ... [2024-12-05 23:00:15,091 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:00:15" (1/1) ... [2024-12-05 23:00:15,091 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:00:15" (1/1) ... [2024-12-05 23:00:15,094 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:00:15" (1/1) ... [2024-12-05 23:00:15,096 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:00:15" (1/1) ... [2024-12-05 23:00:15,100 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:00:15" (1/1) ... [2024-12-05 23:00:15,101 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:00:15" (1/1) ... [2024-12-05 23:00:15,102 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:00:15" (1/1) ... [2024-12-05 23:00:15,103 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:00:15,104 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:00:15,104 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:00:15,104 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:00:15,105 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:00:15" (1/1) ... [2024-12-05 23:00:15,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:00:15,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287a3933-1552-4997-bca9-c1539a788500/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:00:15,132 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287a3933-1552-4997-bca9-c1539a788500/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:00:15,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287a3933-1552-4997-bca9-c1539a788500/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:00:15,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:00:15,158 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 23:00:15,158 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 23:00:15,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:00:15,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:00:15,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:00:15,159 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 23:00:15,159 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 23:00:15,210 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:00:15,212 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:00:15,350 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-12-05 23:00:15,350 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:00:15,378 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:00:15,378 INFO L312 CfgBuilder]: Removed 6 assume(true) statements. [2024-12-05 23:00:15,379 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:00:15 BoogieIcfgContainer [2024-12-05 23:00:15,379 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:00:15,380 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:00:15,380 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:00:15,388 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:00:15,388 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:00:15" (1/1) ... [2024-12-05 23:00:15,394 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:00:15,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:00:15,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 24 states and 36 transitions. [2024-12-05 23:00:15,438 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 36 transitions. [2024-12-05 23:00:15,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-05 23:00:15,442 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:00:15,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:00:15,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:00:15,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:15,584 INFO L256 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 23:00:15,590 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:00:15,777 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 23:00:17,071 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 23:00:18,194 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 23:00:18,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:00:18,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 27 states and 42 transitions. [2024-12-05 23:00:18,228 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-12-05 23:00:18,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 23:00:18,230 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:00:18,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:00:18,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:19,128 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 23:00:20,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:00:20,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2024-12-05 23:00:20,562 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2024-12-05 23:00:20,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 23:00:20,563 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:00:20,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:00:20,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:21,905 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 23:00:25,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:00:25,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 28 states and 40 transitions. [2024-12-05 23:00:25,200 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 40 transitions. [2024-12-05 23:00:25,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 23:00:25,201 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:00:25,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:00:25,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:25,272 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-12-05 23:00:25,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:00:25,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 39 transitions. [2024-12-05 23:00:25,343 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2024-12-05 23:00:25,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-05 23:00:25,344 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:00:25,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:00:25,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:25,450 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-12-05 23:00:30,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:00:30,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 32 states and 46 transitions. [2024-12-05 23:00:30,077 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2024-12-05 23:00:30,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-05 23:00:30,078 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:00:30,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:00:30,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:00:30,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:30,126 INFO L256 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-05 23:00:30,129 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:00:30,636 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-12-05 23:00:38,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:00:38,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 41 states and 69 transitions. [2024-12-05 23:00:38,667 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 69 transitions. [2024-12-05 23:00:38,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-05 23:00:38,668 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:00:38,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:00:38,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:00:38,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:38,715 INFO L256 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-05 23:00:38,717 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:00:38,910 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-12-05 23:00:38,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:00:38,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 41 states and 69 transitions. [2024-12-05 23:00:38,951 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 69 transitions. [2024-12-05 23:00:38,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-05 23:00:38,952 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:00:38,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:00:38,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:00:38,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:38,998 INFO L256 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-12-05 23:00:39,001 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:00:40,628 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-05 23:00:40,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:00:40,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 41 states and 69 transitions. [2024-12-05 23:00:40,761 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 69 transitions. [2024-12-05 23:00:40,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-05 23:00:40,762 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:00:40,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:00:40,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:00:40,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:40,802 INFO L256 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-05 23:00:40,812 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:00:40,992 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-12-05 23:00:41,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:00:41,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 41 states and 69 transitions. [2024-12-05 23:00:41,041 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 69 transitions. [2024-12-05 23:00:41,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-05 23:00:41,042 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:00:41,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:00:41,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:00:41,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:41,086 INFO L256 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-05 23:00:41,088 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:00:41,293 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-12-05 23:00:41,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:00:41,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 41 states and 69 transitions. [2024-12-05 23:00:41,339 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 69 transitions. [2024-12-05 23:00:41,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-05 23:00:41,340 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:00:41,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:00:41,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:00:41,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:41,383 INFO L256 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-05 23:00:41,385 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:00:41,897 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-12-05 23:00:41,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:00:41,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 41 states and 69 transitions. [2024-12-05 23:00:41,943 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 69 transitions. [2024-12-05 23:00:41,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-05 23:00:41,943 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:00:41,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:00:41,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:00:41,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:41,986 INFO L256 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-12-05 23:00:41,988 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:00:42,249 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-05 23:00:42,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:00:42,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 41 states and 69 transitions. [2024-12-05 23:00:42,296 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 69 transitions. [2024-12-05 23:00:42,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-05 23:00:42,296 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:00:42,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:00:42,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:00:42,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:42,338 INFO L256 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-05 23:00:42,340 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:00:42,513 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-12-05 23:00:42,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:00:42,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 41 states and 69 transitions. [2024-12-05 23:00:42,550 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 69 transitions. [2024-12-05 23:00:42,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-05 23:00:42,551 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:00:42,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:00:42,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:00:42,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:42,590 INFO L256 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-05 23:00:42,591 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:00:42,891 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-12-05 23:00:42,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:00:42,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 41 states and 69 transitions. [2024-12-05 23:00:42,922 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 69 transitions. [2024-12-05 23:00:42,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-05 23:00:42,922 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:00:42,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:00:42,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:00:42,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:42,959 INFO L256 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 23:00:42,960 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:00:42,984 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-12-05 23:00:44,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:00:44,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 67 transitions. [2024-12-05 23:00:44,025 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2024-12-05 23:00:44,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-05 23:00:44,026 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:00:44,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:00:44,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:44,097 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 18 proven. 1 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-05 23:00:47,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:00:47,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 36 states and 63 transitions. [2024-12-05 23:00:47,802 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 63 transitions. [2024-12-05 23:00:47,802 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-05 23:00:47,802 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2024-12-05 23:00:47,809 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-05 23:00:51,725 INFO L77 FloydHoareUtils]: At program point L35-2(lines 35 55) the Hoare annotation is: (= (+ (* |ULTIMATE.start_main_~A~0#1| 4) (* |ULTIMATE.start_main_~v~0#1| |ULTIMATE.start_main_~v~0#1|) (* 2 |ULTIMATE.start_main_~u~0#1|)) (+ (* 2 |ULTIMATE.start_main_~v~0#1|) (* |ULTIMATE.start_main_~u~0#1| |ULTIMATE.start_main_~u~0#1|))) [2024-12-05 23:00:51,725 INFO L77 FloydHoareUtils]: At program point L23(line 23) the Hoare annotation is: true [2024-12-05 23:00:51,725 INFO L77 FloydHoareUtils]: At program point L23-1(line 23) the Hoare annotation is: true [2024-12-05 23:00:51,725 INFO L77 FloydHoareUtils]: At program point L48-1(lines 48 54) the Hoare annotation is: (= (+ (* |ULTIMATE.start_main_~A~0#1| 4) (* |ULTIMATE.start_main_~r~0#1| 4) (* |ULTIMATE.start_main_~v~0#1| |ULTIMATE.start_main_~v~0#1|) (* 2 |ULTIMATE.start_main_~u~0#1|)) (+ (* 2 |ULTIMATE.start_main_~v~0#1|) (* |ULTIMATE.start_main_~u~0#1| |ULTIMATE.start_main_~u~0#1|))) [2024-12-05 23:00:51,725 INFO L77 FloydHoareUtils]: At program point L48-2(lines 35 55) the Hoare annotation is: (= (+ (* |ULTIMATE.start_main_~A~0#1| 4) (* |ULTIMATE.start_main_~r~0#1| 4) (* |ULTIMATE.start_main_~v~0#1| |ULTIMATE.start_main_~v~0#1|) (* 2 |ULTIMATE.start_main_~u~0#1|)) (+ (* 2 |ULTIMATE.start_main_~v~0#1|) (* |ULTIMATE.start_main_~u~0#1| |ULTIMATE.start_main_~u~0#1|))) [2024-12-05 23:00:51,725 INFO L77 FloydHoareUtils]: At program point L40-2(lines 40 46) the Hoare annotation is: (= (+ (* |ULTIMATE.start_main_~A~0#1| 4) (* |ULTIMATE.start_main_~r~0#1| 4) (* |ULTIMATE.start_main_~v~0#1| |ULTIMATE.start_main_~v~0#1|) (* 2 |ULTIMATE.start_main_~u~0#1|)) (+ (* 2 |ULTIMATE.start_main_~v~0#1|) (* |ULTIMATE.start_main_~u~0#1| |ULTIMATE.start_main_~u~0#1|))) [2024-12-05 23:00:51,725 INFO L77 FloydHoareUtils]: At program point L36(lines 35 55) the Hoare annotation is: (= (+ (* |ULTIMATE.start_main_~A~0#1| 4) (* |ULTIMATE.start_main_~r~0#1| 4) (* |ULTIMATE.start_main_~v~0#1| |ULTIMATE.start_main_~v~0#1|) (* 2 |ULTIMATE.start_main_~u~0#1|)) (+ (* 2 |ULTIMATE.start_main_~v~0#1|) (* |ULTIMATE.start_main_~u~0#1| |ULTIMATE.start_main_~u~0#1|))) [2024-12-05 23:00:51,725 INFO L77 FloydHoareUtils]: At program point L28(line 28) the Hoare annotation is: true [2024-12-05 23:00:51,725 INFO L77 FloydHoareUtils]: At program point L57(line 57) the Hoare annotation is: true [2024-12-05 23:00:51,725 INFO L77 FloydHoareUtils]: At program point L49(lines 48 54) the Hoare annotation is: (= (+ (* |ULTIMATE.start_main_~A~0#1| 4) (* |ULTIMATE.start_main_~r~0#1| 4) (* |ULTIMATE.start_main_~v~0#1| |ULTIMATE.start_main_~v~0#1|) (* 2 |ULTIMATE.start_main_~u~0#1|)) (+ (* 2 |ULTIMATE.start_main_~v~0#1|) (* |ULTIMATE.start_main_~u~0#1| |ULTIMATE.start_main_~u~0#1|))) [2024-12-05 23:00:51,726 INFO L77 FloydHoareUtils]: At program point L41(lines 40 46) the Hoare annotation is: (= (+ (* |ULTIMATE.start_main_~A~0#1| 4) (* |ULTIMATE.start_main_~r~0#1| 4) (* |ULTIMATE.start_main_~v~0#1| |ULTIMATE.start_main_~v~0#1|) (* 2 |ULTIMATE.start_main_~u~0#1|)) (+ (* 2 |ULTIMATE.start_main_~v~0#1|) (* |ULTIMATE.start_main_~u~0#1| |ULTIMATE.start_main_~u~0#1|))) [2024-12-05 23:00:51,726 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-05 23:00:51,726 INFO L77 FloydHoareUtils]: At program point L25(line 25) the Hoare annotation is: true [2024-12-05 23:00:51,726 INFO L77 FloydHoareUtils]: At program point L25-1(line 25) the Hoare annotation is: true [2024-12-05 23:00:51,726 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-05 23:00:51,726 INFO L77 FloydHoareUtils]: At program point L26(line 26) the Hoare annotation is: true [2024-12-05 23:00:51,726 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 8 10) the Hoare annotation is: true [2024-12-05 23:00:51,726 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(lines 8 10) the Hoare annotation is: true [2024-12-05 23:00:51,726 INFO L75 FloydHoareUtils]: For program point L13(lines 13 14) no Hoare annotation was computed. [2024-12-05 23:00:51,726 INFO L77 FloydHoareUtils]: At program point L12(lines 12 15) the Hoare annotation is: (and (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond) (<= 1 __VERIFIER_assert_~cond)) [2024-12-05 23:00:51,726 INFO L77 FloydHoareUtils]: At program point L12-2(lines 11 17) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-12-05 23:00:51,726 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 11 17) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-12-05 23:00:51,726 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 11 17) the Hoare annotation is: (<= 1 |__VERIFIER_assert_#in~cond|) [2024-12-05 23:00:51,726 INFO L75 FloydHoareUtils]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 14) no Hoare annotation was computed. [2024-12-05 23:00:51,743 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 11:00:51 ImpRootNode [2024-12-05 23:00:51,743 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 23:00:51,744 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 23:00:51,744 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 23:00:51,744 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 23:00:51,745 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:00:15" (3/4) ... [2024-12-05 23:00:51,747 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-05 23:00:51,750 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-12-05 23:00:51,750 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-12-05 23:00:51,754 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2024-12-05 23:00:51,754 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-12-05 23:00:51,754 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-05 23:00:51,754 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-05 23:00:51,815 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287a3933-1552-4997-bca9-c1539a788500/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-05 23:00:51,816 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287a3933-1552-4997-bca9-c1539a788500/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-05 23:00:51,816 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 23:00:51,816 INFO L158 Benchmark]: Toolchain (without parser) took 36957.19ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 117.0MB in the beginning and 135.7MB in the end (delta: -18.7MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2024-12-05 23:00:51,817 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:00:51,817 INFO L158 Benchmark]: CACSL2BoogieTranslator took 193.94ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 105.6MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:00:51,817 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.96ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 104.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:00:51,817 INFO L158 Benchmark]: Boogie Preprocessor took 19.88ms. Allocated memory is still 142.6MB. Free memory was 104.2MB in the beginning and 103.5MB in the end (delta: 674.3kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:00:51,818 INFO L158 Benchmark]: RCFGBuilder took 275.01ms. Allocated memory is still 142.6MB. Free memory was 103.5MB in the beginning and 90.8MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:00:51,818 INFO L158 Benchmark]: CodeCheck took 36363.62ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 90.8MB in the beginning and 141.1MB in the end (delta: -50.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:00:51,818 INFO L158 Benchmark]: Witness Printer took 71.81ms. Allocated memory is still 176.2MB. Free memory was 141.1MB in the beginning and 135.7MB in the end (delta: 5.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:00:51,820 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 3 procedures, 24 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 32.4s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 937 SdHoareTripleChecker+Valid, 53.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 188 mSDsluCounter, 410 SdHoareTripleChecker+Invalid, 52.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 52 mSDsCounter, 939 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2359 IncrementalHoareTripleChecker+Invalid, 3298 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 939 mSolverCounterUnsat, 358 mSDtfsCounter, 2359 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4081 GetRequests, 3902 SyntacticMatches, 107 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2032 ImplicationChecksByTransitivity, 25.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 6.6s InterpolantComputationTime, 550 NumberOfCodeBlocks, 550 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 534 ConstructedInterpolants, 0 QuantifiedInterpolants, 3671 SizeOfPredicates, 11 NumberOfNonLiveVariables, 1044 ConjunctsInSsa, 181 ConjunctsInUnsatCore, 16 InterpolantComputations, 2 PerfectInterpolantSequences, 411/448 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, ConComCheckerStatistics: 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: 35]: Loop Invariant Derived loop invariant: ((((((long long) A * 4) + ((__int128) r * 4)) + ((__int128) v * v)) + ((__int128) 2 * u)) == (((__int128) 2 * v) + ((__int128) u * u))) - InvariantResult [Line: 40]: Loop Invariant Derived loop invariant: ((((((long long) A * 4) + ((__int128) r * 4)) + ((__int128) v * v)) + ((__int128) 2 * u)) == (((__int128) 2 * v) + ((__int128) u * u))) - InvariantResult [Line: 48]: Loop Invariant Derived loop invariant: ((((((long long) A * 4) + ((__int128) r * 4)) + ((__int128) v * v)) + ((__int128) 2 * u)) == (((__int128) 2 * v) + ((__int128) u * u))) - ProcedureContractResult [Line: 11]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Requires: (1 <= cond) Ensures: (cond != 0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 193.94ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 105.6MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.96ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 104.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.88ms. Allocated memory is still 142.6MB. Free memory was 104.2MB in the beginning and 103.5MB in the end (delta: 674.3kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 275.01ms. Allocated memory is still 142.6MB. Free memory was 103.5MB in the beginning and 90.8MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 36363.62ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 90.8MB in the beginning and 141.1MB in the end (delta: -50.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 71.81ms. Allocated memory is still 176.2MB. Free memory was 141.1MB in the beginning and 135.7MB in the end (delta: 5.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-05 23:00:51,845 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287a3933-1552-4997-bca9-c1539a788500/bin/ukojak-verify-CZk0znPC7b/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