./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-88.i --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_1d3e29b1-db34-4958-8677-ca595a9e16ac/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3e29b1-db34-4958-8677-ca595a9e16ac/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_1d3e29b1-db34-4958-8677-ca595a9e16ac/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3e29b1-db34-4958-8677-ca595a9e16ac/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-88.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3e29b1-db34-4958-8677-ca595a9e16ac/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_1d3e29b1-db34-4958-8677-ca595a9e16ac/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 9f13b6ec153b424c9c18800ebe21aa9579fe753fb31fef85cd6c1089c45b899c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:04:36,587 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:04:36,668 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3e29b1-db34-4958-8677-ca595a9e16ac/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 04:04:36,676 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:04:36,677 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:04:36,713 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:04:36,714 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:04:36,714 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:04:36,715 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:04:36,715 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:04:36,715 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:04:36,715 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:04:36,715 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:04:36,715 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:04:36,717 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:04:36,717 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:04:36,717 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:04:36,717 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:04:36,718 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:04:36,718 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:04:36,718 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:04:36,718 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:04:36,718 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:04:36,718 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:04:36,719 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:04:36,719 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:04:36,719 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:04:36,719 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:04:36,719 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:04:36,719 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:04:36,720 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:04:36,720 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:04:36,720 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:04:36,720 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_1d3e29b1-db34-4958-8677-ca595a9e16ac/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 -> 9f13b6ec153b424c9c18800ebe21aa9579fe753fb31fef85cd6c1089c45b899c [2024-11-25 04:04:37,024 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:04:37,033 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:04:37,035 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:04:37,037 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:04:37,037 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:04:37,038 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3e29b1-db34-4958-8677-ca595a9e16ac/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-88.i [2024-11-25 04:04:40,132 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3e29b1-db34-4958-8677-ca595a9e16ac/bin/ukojak-verify-ENZ3QT5qd3/data/894277480/41c10ea00c674a0a9c6dc2179b5109f8/FLAG4179dca81 [2024-11-25 04:04:40,446 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:04:40,451 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3e29b1-db34-4958-8677-ca595a9e16ac/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-88.i [2024-11-25 04:04:40,467 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3e29b1-db34-4958-8677-ca595a9e16ac/bin/ukojak-verify-ENZ3QT5qd3/data/894277480/41c10ea00c674a0a9c6dc2179b5109f8/FLAG4179dca81 [2024-11-25 04:04:40,490 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3e29b1-db34-4958-8677-ca595a9e16ac/bin/ukojak-verify-ENZ3QT5qd3/data/894277480/41c10ea00c674a0a9c6dc2179b5109f8 [2024-11-25 04:04:40,493 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:04:40,495 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:04:40,497 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:04:40,498 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:04:40,503 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:04:40,504 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:04:40" (1/1) ... [2024-11-25 04:04:40,505 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b8c3450 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:40, skipping insertion in model container [2024-11-25 04:04:40,507 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:04:40" (1/1) ... [2024-11-25 04:04:40,540 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:04:40,714 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_1d3e29b1-db34-4958-8677-ca595a9e16ac/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-88.i[917,930] [2024-11-25 04:04:40,823 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:04:40,847 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:04:40,858 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_1d3e29b1-db34-4958-8677-ca595a9e16ac/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-88.i[917,930] [2024-11-25 04:04:40,898 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:04:40,917 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:04:40,918 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:40 WrapperNode [2024-11-25 04:04:40,918 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:04:40,919 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:04:40,920 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:04:40,920 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:04:40,929 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:40" (1/1) ... [2024-11-25 04:04:40,942 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:40" (1/1) ... [2024-11-25 04:04:40,990 INFO L138 Inliner]: procedures = 29, calls = 169, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 546 [2024-11-25 04:04:40,990 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:04:40,991 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:04:40,991 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:04:40,991 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:04:40,998 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:40" (1/1) ... [2024-11-25 04:04:40,999 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:40" (1/1) ... [2024-11-25 04:04:41,003 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:40" (1/1) ... [2024-11-25 04:04:41,004 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:40" (1/1) ... [2024-11-25 04:04:41,019 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:40" (1/1) ... [2024-11-25 04:04:41,021 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:40" (1/1) ... [2024-11-25 04:04:41,026 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:40" (1/1) ... [2024-11-25 04:04:41,028 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:40" (1/1) ... [2024-11-25 04:04:41,030 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:40" (1/1) ... [2024-11-25 04:04:41,034 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:04:41,035 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:04:41,035 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:04:41,035 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:04:41,036 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:40" (1/1) ... [2024-11-25 04:04:41,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:04:41,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3e29b1-db34-4958-8677-ca595a9e16ac/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:04:41,079 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3e29b1-db34-4958-8677-ca595a9e16ac/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:04:41,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3e29b1-db34-4958-8677-ca595a9e16ac/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:04:41,109 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:04:41,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-25 04:04:41,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 04:04:41,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-25 04:04:41,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 04:04:41,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-25 04:04:41,111 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 04:04:41,111 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 04:04:41,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:04:41,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:04:41,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:04:41,281 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:04:41,284 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:04:42,044 INFO L? ?]: Removed 122 outVars from TransFormulas that were not future-live. [2024-11-25 04:04:42,044 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:04:42,955 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:04:42,955 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 04:04:42,955 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:04:42 BoogieIcfgContainer [2024-11-25 04:04:42,955 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:04:42,956 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:04:42,956 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:04:42,966 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:04:42,967 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:04:42" (1/1) ... [2024-11-25 04:04:42,977 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:04:43,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:04:43,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 43 states and 60 transitions. [2024-11-25 04:04:43,039 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2024-11-25 04:04:43,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-25 04:04:43,045 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:04:43,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:04:46,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:05:39,718 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 29 proven. 31 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2024-11-25 04:05:48,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:05:48,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 78 states and 127 transitions. [2024-11-25 04:05:48,310 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 127 transitions. [2024-11-25 04:05:48,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-25 04:05:48,314 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:05:48,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:05:55,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:07:42,752 WARN L286 SmtUtils]: Spent 20.01s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:07:52,786 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 21 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:08:17,246 WARN L286 SmtUtils]: Spent 20.46s on a formula simplification. DAG size of input: 163 DAG size of output: 151 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 04:08:41,438 WARN L286 SmtUtils]: Spent 7.43s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:08:54,732 WARN L286 SmtUtils]: Spent 13.24s on a formula simplification. DAG size of input: 11 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 04:08:59,850 INFO L134 CoverageAnalysis]: Checked inductivity of 1158 backedges. 76 proven. 80 refuted. 0 times theorem prover too weak. 1002 trivial. 0 not checked. [2024-11-25 04:11:21,052 WARN L286 SmtUtils]: Spent 11.07s on a formula simplification. DAG size of input: 197 DAG size of output: 183 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 04:11:33,399 WARN L286 SmtUtils]: Spent 10.75s on a formula simplification that was a NOOP. DAG size: 199 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 04:11:44,615 WARN L286 SmtUtils]: Spent 10.40s on a formula simplification that was a NOOP. DAG size: 184 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 04:14:37,453 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 04:14:47,523 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 04:16:04,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:16:04,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 150 states and 269 transitions. [2024-11-25 04:16:04,321 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 269 transitions. [2024-11-25 04:16:04,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-25 04:16:04,325 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:16:04,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:16:09,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:17:28,143 INFO L134 CoverageAnalysis]: Checked inductivity of 1158 backedges. 105 proven. 69 refuted. 0 times theorem prover too weak. 984 trivial. 0 not checked.