./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound10.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_2f8bf3b7-4342-44fc-82c6-722e6622cb4a/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8bf3b7-4342-44fc-82c6-722e6622cb4a/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_2f8bf3b7-4342-44fc-82c6-722e6622cb4a/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8bf3b7-4342-44fc-82c6-722e6622cb4a/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8bf3b7-4342-44fc-82c6-722e6622cb4a/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_2f8bf3b7-4342-44fc-82c6-722e6622cb4a/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 74bed2c5921e53f16e234cbc0a2deaaf4b0b51c6cc3f20bfab2fd33a0fce7ecf --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:03:19,010 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:03:19,066 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8bf3b7-4342-44fc-82c6-722e6622cb4a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 02:03:19,071 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:03:19,071 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:03:19,090 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:03:19,091 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:03:19,091 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:03:19,092 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:03:19,092 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:03:19,092 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:03:19,092 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:03:19,092 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:03:19,092 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:03:19,092 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:03:19,092 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:03:19,092 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:03:19,093 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:03:19,093 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:03:19,093 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:03:19,093 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:03:19,093 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:03:19,093 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:03:19,093 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:03:19,093 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:03:19,093 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:03:19,093 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:03:19,093 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:03:19,094 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:03:19,094 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:03:19,094 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:03:19,094 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:03:19,094 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:03:19,094 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_2f8bf3b7-4342-44fc-82c6-722e6622cb4a/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 -> 74bed2c5921e53f16e234cbc0a2deaaf4b0b51c6cc3f20bfab2fd33a0fce7ecf [2024-12-06 02:03:19,331 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:03:19,339 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:03:19,341 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:03:19,342 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:03:19,343 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:03:19,344 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8bf3b7-4342-44fc-82c6-722e6622cb4a/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound10.c [2024-12-06 02:03:21,991 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8bf3b7-4342-44fc-82c6-722e6622cb4a/bin/ukojak-verify-CZk0znPC7b/data/46c3942fa/b5243fd7f85e4705ad5be67873131a7b/FLAG31e8e2fd9 [2024-12-06 02:03:22,199 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:03:22,200 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8bf3b7-4342-44fc-82c6-722e6622cb4a/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound10.c [2024-12-06 02:03:22,213 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8bf3b7-4342-44fc-82c6-722e6622cb4a/bin/ukojak-verify-CZk0znPC7b/data/46c3942fa/b5243fd7f85e4705ad5be67873131a7b/FLAG31e8e2fd9 [2024-12-06 02:03:22,228 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8bf3b7-4342-44fc-82c6-722e6622cb4a/bin/ukojak-verify-CZk0znPC7b/data/46c3942fa/b5243fd7f85e4705ad5be67873131a7b [2024-12-06 02:03:22,230 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:03:22,231 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:03:22,233 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:03:22,233 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:03:22,237 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:03:22,238 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:03:22" (1/1) ... [2024-12-06 02:03:22,239 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63c86958 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:22, skipping insertion in model container [2024-12-06 02:03:22,239 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:03:22" (1/1) ... [2024-12-06 02:03:22,253 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:03:22,389 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_2f8bf3b7-4342-44fc-82c6-722e6622cb4a/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound10.c[525,538] [2024-12-06 02:03:22,414 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:03:22,423 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:03:22,433 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_2f8bf3b7-4342-44fc-82c6-722e6622cb4a/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound10.c[525,538] [2024-12-06 02:03:22,445 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:03:22,458 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:03:22,459 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:22 WrapperNode [2024-12-06 02:03:22,459 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:03:22,460 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:03:22,460 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:03:22,460 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:03:22,466 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:22" (1/1) ... [2024-12-06 02:03:22,472 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:22" (1/1) ... [2024-12-06 02:03:22,483 INFO L138 Inliner]: procedures = 14, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 51 [2024-12-06 02:03:22,484 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:03:22,484 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:03:22,484 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:03:22,484 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:03:22,489 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:22" (1/1) ... [2024-12-06 02:03:22,489 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:22" (1/1) ... [2024-12-06 02:03:22,491 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:22" (1/1) ... [2024-12-06 02:03:22,491 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:22" (1/1) ... [2024-12-06 02:03:22,493 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:22" (1/1) ... [2024-12-06 02:03:22,494 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:22" (1/1) ... [2024-12-06 02:03:22,496 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:22" (1/1) ... [2024-12-06 02:03:22,497 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:22" (1/1) ... [2024-12-06 02:03:22,497 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:22" (1/1) ... [2024-12-06 02:03:22,498 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:03:22,499 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:03:22,499 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:03:22,499 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:03:22,500 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:22" (1/1) ... [2024-12-06 02:03:22,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:03:22,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8bf3b7-4342-44fc-82c6-722e6622cb4a/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:03:22,528 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8bf3b7-4342-44fc-82c6-722e6622cb4a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:03:22,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8bf3b7-4342-44fc-82c6-722e6622cb4a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:03:22,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:03:22,554 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 02:03:22,554 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 02:03:22,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:03:22,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:03:22,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:03:22,554 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 02:03:22,554 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 02:03:22,602 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:03:22,604 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:03:22,769 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-12-06 02:03:22,769 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:03:22,801 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:03:22,802 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-06 02:03:22,802 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:03:22 BoogieIcfgContainer [2024-12-06 02:03:22,802 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:03:22,803 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:03:22,803 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:03:22,812 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:03:22,812 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:03:22" (1/1) ... [2024-12-06 02:03:22,820 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:03:22,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:22,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2024-12-06 02:03:22,869 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2024-12-06 02:03:22,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 02:03:22,873 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:22,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:22,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:23,343 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:03:33,452 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 02:03:33,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:33,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 29 states and 51 transitions. [2024-12-06 02:03:33,540 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 51 transitions. [2024-12-06 02:03:33,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 02:03:33,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:33,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:33,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:33,871 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:03:34,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:34,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 30 states and 53 transitions. [2024-12-06 02:03:34,204 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 53 transitions. [2024-12-06 02:03:34,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 02:03:34,204 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:34,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:34,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:03:34,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:34,252 INFO L256 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 02:03:34,256 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:03:34,456 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:03:34,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:34,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 32 states and 58 transitions. [2024-12-06 02:03:34,916 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 58 transitions. [2024-12-06 02:03:34,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 02:03:34,916 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:34,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:34,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:03:34,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:34,960 INFO L256 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 02:03:34,962 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:03:35,036 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 02:03:35,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:35,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 34 states and 64 transitions. [2024-12-06 02:03:35,618 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 64 transitions. [2024-12-06 02:03:35,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 02:03:35,619 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:35,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:35,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:03:35,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:35,659 INFO L256 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 02:03:35,661 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:03:35,830 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:03:36,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:36,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 37 states and 72 transitions. [2024-12-06 02:03:36,315 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 72 transitions. [2024-12-06 02:03:36,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 02:03:36,316 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:36,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:36,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:03:36,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:36,360 INFO L256 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 02:03:36,362 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:03:36,404 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:03:37,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:37,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 39 states and 76 transitions. [2024-12-06 02:03:37,082 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 76 transitions. [2024-12-06 02:03:37,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 02:03:37,083 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:37,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:37,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:03:37,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:37,125 INFO L256 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-06 02:03:37,127 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:03:37,253 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-06 02:03:47,521 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 02:03:47,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:47,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 41 states and 81 transitions. [2024-12-06 02:03:47,900 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 81 transitions. [2024-12-06 02:03:47,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 02:03:47,901 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:47,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:47,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:03:47,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:47,954 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 02:03:47,956 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:03:48,053 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-06 02:03:48,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:48,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 43 states and 86 transitions. [2024-12-06 02:03:48,421 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 86 transitions. [2024-12-06 02:03:48,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-12-06 02:03:48,422 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:48,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:48,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:03:48,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:48,470 INFO L256 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 02:03:48,472 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:03:48,532 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-12-06 02:03:58,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 02:04:08,593 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 02:04:08,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:04:08,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 44 states and 90 transitions. [2024-12-06 02:04:08,617 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 90 transitions. [2024-12-06 02:04:08,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 02:04:08,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:04:08,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:04:08,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:04:08,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:08,671 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 02:04:08,673 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:04:08,749 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-12-06 02:04:08,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:04:08,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 45 states and 91 transitions. [2024-12-06 02:04:08,974 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 91 transitions. [2024-12-06 02:04:08,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 02:04:08,975 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:04:08,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:04:08,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:09,464 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 12 proven. 10 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-12-06 02:04:13,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:04:13,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 47 states and 95 transitions. [2024-12-06 02:04:13,022 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 95 transitions. [2024-12-06 02:04:13,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-12-06 02:04:13,024 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:04:13,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:04:13,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:04:13,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:13,075 INFO L256 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-12-06 02:04:13,077 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:04:14,257 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 23 proven. 5 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-12-06 02:04:31,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:04:31,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 53 states and 113 transitions. [2024-12-06 02:04:31,253 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 113 transitions. [2024-12-06 02:04:31,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-12-06 02:04:31,254 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:04:31,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:04:31,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:31,480 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-12-06 02:04:38,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:04:38,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 56 states and 119 transitions. [2024-12-06 02:04:38,051 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 119 transitions. [2024-12-06 02:04:38,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 02:04:38,053 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:04:38,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:04:38,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:40,608 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-12-06 02:05:01,015 WARN L286 SmtUtils]: Spent 20.31s on a formula simplification. DAG size of input: 51 DAG size of output: 42 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 02:05:11,734 WARN L286 SmtUtils]: Spent 10.14s on a formula simplification. DAG size of input: 53 DAG size of output: 44 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 02:05:22,318 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 02:05:38,794 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 02:05:46,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:46,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 65 states and 136 transitions. [2024-12-06 02:05:46,213 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 136 transitions. [2024-12-06 02:05:46,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 02:05:46,214 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:46,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:05:46,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:46,912 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-12-06 02:06:28,010 WARN L286 SmtUtils]: Spent 40.46s 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) [2024-12-06 02:06:40,974 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 02:06:54,917 WARN L286 SmtUtils]: Spent 7.71s on a formula simplification. DAG size of input: 30 DAG size of output: 25 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 02:07:12,821 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 02:08:03,141 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 02:08:40,024 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 02:08:41,526 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 02:08:42,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:42,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 73 states and 158 transitions. [2024-12-06 02:08:42,811 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 158 transitions. [2024-12-06 02:08:42,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 02:08:42,812 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:42,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:08:42,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:45,472 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-12-06 02:09:02,177 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 02:09:52,924 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 02:09:59,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:09:59,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 81 states and 177 transitions. [2024-12-06 02:09:59,355 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 177 transitions. [2024-12-06 02:09:59,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 02:09:59,356 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:09:59,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:09:59,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:59,945 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-12-06 02:10:26,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:26,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 84 states and 183 transitions. [2024-12-06 02:10:26,996 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 183 transitions. [2024-12-06 02:10:26,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 02:10:26,997 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:26,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:10:27,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:10,183 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-12-06 02:11:37,070 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (div |c_ULTIMATE.start_main_~q~0#1| 4294967296)) (.cse5 (mod |c_ULTIMATE.start_main_~n~0#1| 4294967296)) (.cse9 (mod |c_ULTIMATE.start_main_~q~0#1| 4)) (.cse6 (mod |c_ULTIMATE.start_main_~q~0#1| 4294967296)) (.cse10 (div |c_ULTIMATE.start_main_~n~0#1| 4294967296))) (let ((.cse1 (* 17179869184 .cse10)) (.cse4 (<= (+ .cse5 |c_ULTIMATE.start_main_~r~0#1| .cse9 1) (+ |c_ULTIMATE.start_main_~n~0#1| .cse6))) (.cse3 (div |c_ULTIMATE.start_main_~q~0#1| 4)) (.cse2 (* |c_ULTIMATE.start_main_~r~0#1| 4)) (.cse7 (<= 0 .cse0))) (and (not (and (<= |c_ULTIMATE.start_main_~q~0#1| 16) (<= (+ (* .cse0 12884901888) .cse1 |c_ULTIMATE.start_main_~q~0#1|) .cse2) (<= 4 .cse3) .cse4)) (<= .cse5 10) (< (mod (+ (* |c_ULTIMATE.start_main_~p~0#1| |c_ULTIMATE.start_main_~p~0#1|) (* |c_ULTIMATE.start_main_~r~0#1| |c_ULTIMATE.start_main_~q~0#1|) (* |c_ULTIMATE.start_main_~n~0#1| 4294967295 |c_ULTIMATE.start_main_~q~0#1|)) 4294967296) 1) (<= (+ .cse1 |c_ULTIMATE.start_main_~q~0#1|) .cse2) (<= (* 4 |c_ULTIMATE.start_main_~q~0#1|) (+ 192 .cse6)) (= |c_ULTIMATE.start_main_~p~0#1| 0) (not (= 1 |c_ULTIMATE.start_main_~q~0#1|)) (<= (+ (* 1073741824 .cse0) 16) .cse3) (<= (+ .cse5 1) .cse6) (= |c_ULTIMATE.start_main_~h~0#1| 0) .cse4 .cse7 (not (let ((.cse8 (* (- 1) |c_ULTIMATE.start_main_~q~0#1|))) (and (<= |c_ULTIMATE.start_main_~n~0#1| (+ (* (div (+ .cse2 .cse8) 17179869184) 4294967296) .cse3 .cse5)) (<= (+ |c_ULTIMATE.start_main_~r~0#1| .cse9 1) (+ .cse6 (* (div (+ .cse2 (* .cse0 (- 12884901888)) .cse8) 17179869184) 4294967296))) (<= |c_ULTIMATE.start_main_~q~0#1| (+ (* (div .cse8 4) 8) 12)) .cse7 (<= (+ (div |c_ULTIMATE.start_main_~r~0#1| 4294967296) .cse0) .cse10))))))) is different from false [2024-12-06 02:11:47,311 WARN L873 $PredicateComparison]: unable to prove that (not (let ((.cse0 (div |c_ULTIMATE.start_main_~q~0#1| 4294967296)) (.cse5 (mod |c_ULTIMATE.start_main_~n~0#1| 4294967296)) (.cse9 (mod |c_ULTIMATE.start_main_~q~0#1| 4)) (.cse6 (mod |c_ULTIMATE.start_main_~q~0#1| 4294967296)) (.cse10 (div |c_ULTIMATE.start_main_~n~0#1| 4294967296))) (let ((.cse1 (* 17179869184 .cse10)) (.cse4 (<= (+ .cse5 |c_ULTIMATE.start_main_~r~0#1| .cse9 1) (+ |c_ULTIMATE.start_main_~n~0#1| .cse6))) (.cse3 (div |c_ULTIMATE.start_main_~q~0#1| 4)) (.cse2 (* |c_ULTIMATE.start_main_~r~0#1| 4)) (.cse7 (<= 0 .cse0))) (and (not (and (<= |c_ULTIMATE.start_main_~q~0#1| 16) (<= (+ (* .cse0 12884901888) .cse1 |c_ULTIMATE.start_main_~q~0#1|) .cse2) (<= 4 .cse3) .cse4)) (<= .cse5 10) (< (mod (+ (* |c_ULTIMATE.start_main_~p~0#1| |c_ULTIMATE.start_main_~p~0#1|) (* |c_ULTIMATE.start_main_~r~0#1| |c_ULTIMATE.start_main_~q~0#1|) (* |c_ULTIMATE.start_main_~n~0#1| 4294967295 |c_ULTIMATE.start_main_~q~0#1|)) 4294967296) 1) (<= (+ .cse1 |c_ULTIMATE.start_main_~q~0#1|) .cse2) (<= (* 4 |c_ULTIMATE.start_main_~q~0#1|) (+ 192 .cse6)) (= |c_ULTIMATE.start_main_~p~0#1| 0) (not (= 1 |c_ULTIMATE.start_main_~q~0#1|)) (<= (+ (* 1073741824 .cse0) 16) .cse3) (<= (+ .cse5 1) .cse6) (= |c_ULTIMATE.start_main_~h~0#1| 0) .cse4 .cse7 (not (let ((.cse8 (* (- 1) |c_ULTIMATE.start_main_~q~0#1|))) (and (<= |c_ULTIMATE.start_main_~n~0#1| (+ (* (div (+ .cse2 .cse8) 17179869184) 4294967296) .cse3 .cse5)) (<= (+ |c_ULTIMATE.start_main_~r~0#1| .cse9 1) (+ .cse6 (* (div (+ .cse2 (* .cse0 (- 12884901888)) .cse8) 17179869184) 4294967296))) (<= |c_ULTIMATE.start_main_~q~0#1| (+ (* (div .cse8 4) 8) 12)) .cse7 (<= (+ (div |c_ULTIMATE.start_main_~r~0#1| 4294967296) .cse0) .cse10)))))))) is different from true [2024-12-06 02:12:12,907 WARN L286 SmtUtils]: Spent 10.83s on a formula simplification. DAG size of input: 62 DAG size of output: 34 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 02:13:02,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:02,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 91 states and 201 transitions. [2024-12-06 02:13:02,185 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 201 transitions. [2024-12-06 02:13:02,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 02:13:02,187 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:02,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:13:02,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:02,913 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-12-06 02:13:19,694 WARN L286 SmtUtils]: Spent 11.93s on a formula simplification. DAG size of input: 56 DAG size of output: 55 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 02:13:31,130 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 02:14:13,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:13,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 94 states and 209 transitions. [2024-12-06 02:14:13,593 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 209 transitions. [2024-12-06 02:14:13,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 02:14:13,594 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:13,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:14:13,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:37,770 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 12 proven. 11 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-12-06 02:14:54,047 WARN L286 SmtUtils]: Spent 10.81s on a formula simplification. DAG size of input: 69 DAG size of output: 56 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 02:15:08,135 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 02:15:48,510 WARN L286 SmtUtils]: Spent 13.03s on a formula simplification that was a NOOP. DAG size: 88 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 02:15:51,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:51,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 98 states and 217 transitions. [2024-12-06 02:15:51,774 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 217 transitions. [2024-12-06 02:15:51,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 02:15:51,775 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:51,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:15:51,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:53,135 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 12 proven. 11 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-12-06 02:16:12,169 WARN L286 SmtUtils]: Spent 9.46s on a formula simplification. DAG size of input: 72 DAG size of output: 71 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 02:17:14,787 WARN L286 SmtUtils]: Spent 11.26s on a formula simplification. DAG size of input: 74 DAG size of output: 73 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 02:17:50,748 WARN L286 SmtUtils]: Spent 5.77s 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) [2024-12-06 02:18:00,347 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.60s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 02:18:10,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 02:18:22,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:22,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 101 states and 225 transitions. [2024-12-06 02:18:22,724 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 225 transitions. [2024-12-06 02:18:22,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 02:18:22,725 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:22,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:18:22,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:18:22,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:22,766 INFO L256 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 02:18:22,767 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:22,882 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2024-12-06 02:18:29,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:29,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 106 states and 236 transitions. [2024-12-06 02:18:29,005 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 236 transitions. [2024-12-06 02:18:29,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 02:18:29,007 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:29,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:18:29,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat