./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound100.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_847ec206-9c07-484e-9a5e-a720859c470c/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847ec206-9c07-484e-9a5e-a720859c470c/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847ec206-9c07-484e-9a5e-a720859c470c/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847ec206-9c07-484e-9a5e-a720859c470c/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847ec206-9c07-484e-9a5e-a720859c470c/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847ec206-9c07-484e-9a5e-a720859c470c/bin/ukojak-verify-ENZ3QT5qd3 --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 2c8fdf04e21dc87978be420c24093b18a0079e8ae701300012baeffbaef15472 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:08:16,346 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:08:16,450 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847ec206-9c07-484e-9a5e-a720859c470c/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 03:08:16,458 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:08:16,461 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:08:16,487 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:08:16,488 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:08:16,488 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:08:16,488 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:08:16,489 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:08:16,489 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:08:16,489 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:08:16,489 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:08:16,489 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:08:16,489 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:08:16,489 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:08:16,489 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:08:16,489 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:08:16,489 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:08:16,489 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:08:16,490 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:08:16,490 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:08:16,490 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:08:16,490 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:08:16,490 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:08:16,490 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:08:16,490 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:08:16,490 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:08:16,490 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:08:16,490 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:08:16,491 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:08:16,491 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:08:16,491 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:08:16,491 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_847ec206-9c07-484e-9a5e-a720859c470c/bin/ukojak-verify-ENZ3QT5qd3 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 -> 2c8fdf04e21dc87978be420c24093b18a0079e8ae701300012baeffbaef15472 [2024-11-25 03:08:16,836 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:08:16,842 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:08:16,844 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:08:16,846 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:08:16,846 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:08:16,847 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847ec206-9c07-484e-9a5e-a720859c470c/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound100.c [2024-11-25 03:08:19,773 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847ec206-9c07-484e-9a5e-a720859c470c/bin/ukojak-verify-ENZ3QT5qd3/data/42f502a6c/f858d6eed3a141409879b97288271903/FLAG1478376ee [2024-11-25 03:08:20,072 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:08:20,074 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847ec206-9c07-484e-9a5e-a720859c470c/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound100.c [2024-11-25 03:08:20,083 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847ec206-9c07-484e-9a5e-a720859c470c/bin/ukojak-verify-ENZ3QT5qd3/data/42f502a6c/f858d6eed3a141409879b97288271903/FLAG1478376ee [2024-11-25 03:08:20,100 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847ec206-9c07-484e-9a5e-a720859c470c/bin/ukojak-verify-ENZ3QT5qd3/data/42f502a6c/f858d6eed3a141409879b97288271903 [2024-11-25 03:08:20,103 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:08:20,104 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:08:20,106 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:08:20,106 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:08:20,111 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:08:20,112 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:08:20" (1/1) ... [2024-11-25 03:08:20,113 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46207ff3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:08:20, skipping insertion in model container [2024-11-25 03:08:20,113 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:08:20" (1/1) ... [2024-11-25 03:08:20,128 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:08:20,310 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_847ec206-9c07-484e-9a5e-a720859c470c/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound100.c[525,538] [2024-11-25 03:08:20,333 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:08:20,343 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:08:20,355 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_847ec206-9c07-484e-9a5e-a720859c470c/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound100.c[525,538] [2024-11-25 03:08:20,365 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:08:20,385 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:08:20,385 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:08:20 WrapperNode [2024-11-25 03:08:20,386 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:08:20,387 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:08:20,387 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:08:20,388 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:08:20,398 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:08:20" (1/1) ... [2024-11-25 03:08:20,404 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:08:20" (1/1) ... [2024-11-25 03:08:20,423 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 39 [2024-11-25 03:08:20,423 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:08:20,425 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:08:20,425 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:08:20,425 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:08:20,433 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:08:20" (1/1) ... [2024-11-25 03:08:20,433 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:08:20" (1/1) ... [2024-11-25 03:08:20,439 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:08:20" (1/1) ... [2024-11-25 03:08:20,439 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:08:20" (1/1) ... [2024-11-25 03:08:20,442 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:08:20" (1/1) ... [2024-11-25 03:08:20,443 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:08:20" (1/1) ... [2024-11-25 03:08:20,450 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:08:20" (1/1) ... [2024-11-25 03:08:20,455 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:08:20" (1/1) ... [2024-11-25 03:08:20,455 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:08:20" (1/1) ... [2024-11-25 03:08:20,457 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:08:20,459 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:08:20,459 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:08:20,460 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:08:20,461 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:08:20" (1/1) ... [2024-11-25 03:08:20,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:08:20,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847ec206-9c07-484e-9a5e-a720859c470c/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:08:20,499 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847ec206-9c07-484e-9a5e-a720859c470c/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:08:20,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847ec206-9c07-484e-9a5e-a720859c470c/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:08:20,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:08:20,535 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 03:08:20,535 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 03:08:20,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:08:20,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:08:20,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:08:20,536 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 03:08:20,537 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 03:08:20,607 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:08:20,609 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:08:20,794 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-25 03:08:20,794 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:08:20,837 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:08:20,837 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 03:08:20,838 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:08:20 BoogieIcfgContainer [2024-11-25 03:08:20,838 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:08:20,839 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:08:20,839 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:08:20,850 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:08:20,850 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:08:20" (1/1) ... [2024-11-25 03:08:20,859 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:08:20,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:08:20,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-11-25 03:08:20,930 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-11-25 03:08:20,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 03:08:20,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:08:20,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:08:21,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:08:21,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:08:21,135 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-25 03:08:21,141 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:08:21,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 03:08:21,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:08:21,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2024-11-25 03:08:21,362 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-11-25 03:08:21,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 03:08:21,363 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:08:21,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:08:21,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:08:21,761 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 03:08:22,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:08:22,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2024-11-25 03:08:22,298 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2024-11-25 03:08:22,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 03:08:22,299 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:08:22,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:08:22,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:08:22,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:08:22,403 INFO L256 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-25 03:08:22,406 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:08:22,740 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 03:08:28,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:08:28,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 24 states and 33 transitions. [2024-11-25 03:08:28,603 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2024-11-25 03:08:28,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 03:08:28,606 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:08:28,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:08:28,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:08:28,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:08:28,708 INFO L256 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-25 03:08:28,710 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:08:28,942 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-25 03:08:31,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:08:31,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 26 states and 38 transitions. [2024-11-25 03:08:31,289 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 38 transitions. [2024-11-25 03:08:31,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-25 03:08:31,290 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:08:31,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:08:31,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:08:31,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:08:31,384 INFO L256 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-25 03:08:31,387 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:08:31,617 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-25 03:08:51,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:08:51,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 28 states and 42 transitions. [2024-11-25 03:08:51,773 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 42 transitions. [2024-11-25 03:08:51,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-25 03:08:51,774 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:08:51,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:08:51,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:08:51,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:08:51,872 INFO L256 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-25 03:08:51,875 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:08:52,147 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 17 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-25 03:09:12,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:09:12,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 30 states and 46 transitions. [2024-11-25 03:09:12,243 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 46 transitions. [2024-11-25 03:09:12,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-25 03:09:12,244 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:09:12,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:09:12,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:09:12,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:09:12,351 INFO L256 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-25 03:09:12,354 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:09:12,710 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 21 proven. 27 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2024-11-25 03:09:23,865 WARN L286 SmtUtils]: Spent 10.50s on a formula simplification that was a NOOP. DAG size: 44 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 03:09:36,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:09:36,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 32 states and 50 transitions. [2024-11-25 03:09:36,263 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 50 transitions. [2024-11-25 03:09:36,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-25 03:09:36,264 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:09:36,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:09:36,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:09:36,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:09:36,429 INFO L256 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-25 03:09:36,432 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:09:36,857 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 26 proven. 38 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-11-25 03:09:42,709 WARN L286 SmtUtils]: Spent 5.15s on a formula simplification that was a NOOP. DAG size: 50 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 03:10:24,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:10:24,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 34 states and 54 transitions. [2024-11-25 03:10:24,457 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 54 transitions. [2024-11-25 03:10:24,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-25 03:10:24,459 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:10:24,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:10:24,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:10:24,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:10:24,661 INFO L256 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-25 03:10:24,664 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:10:25,326 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 42 proven. 52 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-25 03:10:44,671 WARN L286 SmtUtils]: Spent 15.07s on a formula simplification that was a NOOP. DAG size: 56 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 03:10:53,205 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.86s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-25 03:11:10,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:11:10,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 36 states and 58 transitions. [2024-11-25 03:11:10,469 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 58 transitions. [2024-11-25 03:11:10,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-25 03:11:10,471 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:11:10,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:11:10,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:11:10,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:11:10,704 INFO L256 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-25 03:11:10,706 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:11:11,418 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 16 proven. 65 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2024-11-25 03:11:30,950 WARN L286 SmtUtils]: Spent 17.29s on a formula simplification that was a NOOP. DAG size: 62 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 03:11:48,560 WARN L286 SmtUtils]: Spent 6.75s on a formula simplification that was a NOOP. DAG size: 63 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 03:12:11,884 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 15.74s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-25 03:12:12,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:12:12,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 38 states and 62 transitions. [2024-11-25 03:12:12,193 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 62 transitions. [2024-11-25 03:12:12,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-25 03:12:12,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:12:12,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:12:12,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:12:12,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:12:12,470 INFO L256 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 46 conjuncts are in the unsatisfiable core [2024-11-25 03:12:12,473 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:12:13,767 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 18 proven. 82 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-25 03:12:58,424 WARN L286 SmtUtils]: Spent 30.08s on a formula simplification that was a NOOP. DAG size: 68 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 03:14:04,292 WARN L286 SmtUtils]: Spent 24.92s on a formula simplification that was a NOOP. DAG size: 69 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 03:14:34,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 17.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-25 03:14:34,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:14:34,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 40 states and 66 transitions. [2024-11-25 03:14:34,192 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 66 transitions. [2024-11-25 03:14:34,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-25 03:14:34,193 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:14:34,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:14:34,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:14:34,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:14:34,491 INFO L256 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 55 conjuncts are in the unsatisfiable core [2024-11-25 03:14:34,494 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:14:36,068 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 28 proven. 120 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2024-11-25 03:15:11,131 WARN L286 SmtUtils]: Spent 24.90s on a formula simplification that was a NOOP. DAG size: 74 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 03:16:04,501 WARN L286 SmtUtils]: Spent 51.36s on a formula simplification that was a NOOP. DAG size: 75 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 03:18:54,312 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-25 03:18:54,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:18:54,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 42 states and 70 transitions. [2024-11-25 03:18:54,676 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 70 transitions. [2024-11-25 03:18:54,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-25 03:18:54,677 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:18:54,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:18:54,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:18:54,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:18:54,964 INFO L256 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 59 conjuncts are in the unsatisfiable core [2024-11-25 03:18:54,973 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:18:57,002 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 21 proven. 153 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2024-11-25 03:20:26,320 WARN L286 SmtUtils]: Spent 1.19m on a formula simplification that was a NOOP. DAG size: 80 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 03:21:42,977 WARN L286 SmtUtils]: Spent 1.03m on a formula simplification that was a NOOP. DAG size: 81 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 03:21:45,361 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers []