./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 a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf665c4a-5559-455a-a791-af2a13770767/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf665c4a-5559-455a-a791-af2a13770767/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf665c4a-5559-455a-a791-af2a13770767/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf665c4a-5559-455a-a791-af2a13770767/bin/ukojak-verify-ImItNfHLgk/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_bf665c4a-5559-455a-a791-af2a13770767/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf665c4a-5559-455a-a791-af2a13770767/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2c8fdf04e21dc87978be420c24093b18a0079e8ae701300012baeffbaef15472 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:50:10,125 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:50:10,226 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf665c4a-5559-455a-a791-af2a13770767/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:50:10,235 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:50:10,239 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:50:10,288 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:50:10,289 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:50:10,290 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:50:10,291 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:50:10,291 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:50:10,292 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:50:10,292 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:50:10,293 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:50:10,293 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:50:10,294 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:50:10,294 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:50:10,294 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:50:10,295 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:50:10,295 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:50:10,296 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:50:10,296 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:50:10,297 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:50:10,297 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:50:10,298 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:50:10,298 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:50:10,299 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:50:10,299 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:50:10,300 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:50:10,300 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:50:10,301 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:50:10,301 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:50:10,319 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:50:10,320 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:50:10,320 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf665c4a-5559-455a-a791-af2a13770767/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf665c4a-5559-455a-a791-af2a13770767/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c8fdf04e21dc87978be420c24093b18a0079e8ae701300012baeffbaef15472 [2024-11-09 00:50:10,690 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:50:10,725 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:50:10,729 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:50:10,731 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:50:10,732 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:50:10,733 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf665c4a-5559-455a-a791-af2a13770767/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound100.c Unable to find full path for "g++" [2024-11-09 00:50:12,964 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:50:13,203 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:50:13,204 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf665c4a-5559-455a-a791-af2a13770767/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound100.c [2024-11-09 00:50:13,213 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf665c4a-5559-455a-a791-af2a13770767/bin/ukojak-verify-ImItNfHLgk/data/126c7acf8/51ae84feba884eea903eb73c0e7835c1/FLAGe48b5b081 [2024-11-09 00:50:13,232 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf665c4a-5559-455a-a791-af2a13770767/bin/ukojak-verify-ImItNfHLgk/data/126c7acf8/51ae84feba884eea903eb73c0e7835c1 [2024-11-09 00:50:13,236 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:50:13,237 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:50:13,239 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:50:13,239 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:50:13,247 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:50:13,248 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:50:13" (1/1) ... [2024-11-09 00:50:13,249 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@780e3923 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:13, skipping insertion in model container [2024-11-09 00:50:13,250 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:50:13" (1/1) ... [2024-11-09 00:50:13,280 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:50:13,540 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_bf665c4a-5559-455a-a791-af2a13770767/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound100.c[525,538] [2024-11-09 00:50:13,558 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:50:13,568 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:50:13,584 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_bf665c4a-5559-455a-a791-af2a13770767/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound100.c[525,538] [2024-11-09 00:50:13,591 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:50:13,612 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:50:13,613 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:13 WrapperNode [2024-11-09 00:50:13,613 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:50:13,614 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:50:13,614 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:50:13,614 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:50:13,624 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:13" (1/1) ... [2024-11-09 00:50:13,631 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:13" (1/1) ... [2024-11-09 00:50:13,649 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 39 [2024-11-09 00:50:13,649 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:50:13,650 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:50:13,650 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:50:13,651 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:50:13,662 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:13" (1/1) ... [2024-11-09 00:50:13,663 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:13" (1/1) ... [2024-11-09 00:50:13,664 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:13" (1/1) ... [2024-11-09 00:50:13,665 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:13" (1/1) ... [2024-11-09 00:50:13,668 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:13" (1/1) ... [2024-11-09 00:50:13,673 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:13" (1/1) ... [2024-11-09 00:50:13,674 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:13" (1/1) ... [2024-11-09 00:50:13,675 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:13" (1/1) ... [2024-11-09 00:50:13,677 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:50:13,679 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:50:13,679 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:50:13,679 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:50:13,680 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:13" (1/1) ... [2024-11-09 00:50:13,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:50:13,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf665c4a-5559-455a-a791-af2a13770767/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:50:13,714 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf665c4a-5559-455a-a791-af2a13770767/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:50:13,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf665c4a-5559-455a-a791-af2a13770767/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:50:13,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:50:13,760 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 00:50:13,761 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 00:50:13,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:50:13,762 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:50:13,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:50:13,764 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:50:13,764 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:50:13,886 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:50:13,902 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:50:14,146 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-09 00:50:14,146 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:50:14,198 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:50:14,199 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:50:14,199 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:50:14 BoogieIcfgContainer [2024-11-09 00:50:14,199 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:50:14,200 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:50:14,200 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:50:14,216 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:50:14,217 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:50:14" (1/1) ... [2024-11-09 00:50:14,233 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:50:14,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:14,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-09 00:50:14,317 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-09 00:50:14,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-09 00:50:14,326 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:14,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:50:14,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:50:14,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:14,514 INFO L255 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:50:14,521 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:14,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:50:14,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:14,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2024-11-09 00:50:14,792 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2024-11-09 00:50:14,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 00:50:14,794 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:14,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:50:14,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:15,235 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:50:15,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:15,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2024-11-09 00:50:15,704 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2024-11-09 00:50:15,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 00:50:15,705 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:15,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:50:15,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:50:15,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:15,803 INFO L255 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-09 00:50:15,806 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:16,303 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:50:20,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:20,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 37 transitions. [2024-11-09 00:50:20,163 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 37 transitions. [2024-11-09 00:50:20,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-09 00:50:20,165 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:20,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:50:20,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:50:20,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:20,311 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-09 00:50:20,315 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:20,586 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-09 00:50:32,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:32,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 31 states and 43 transitions. [2024-11-09 00:50:32,893 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2024-11-09 00:50:32,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-09 00:50:32,895 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:32,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:50:32,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:50:33,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:33,030 INFO L255 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-09 00:50:33,033 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:33,446 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 11 proven. 17 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-09 00:50:42,782 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:50:51,193 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.64s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:50:51,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:51,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 34 states and 48 transitions. [2024-11-09 00:50:51,346 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 48 transitions. [2024-11-09 00:50:51,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-09 00:50:51,348 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:51,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:50:51,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:50:51,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:51,444 INFO L255 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-09 00:50:51,464 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:51,840 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 8 proven. 27 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-09 00:51:15,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:15,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 53 transitions. [2024-11-09 00:51:15,287 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 53 transitions. [2024-11-09 00:51:15,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-09 00:51:15,288 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:15,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:51:15,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:51:15,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:15,422 INFO L255 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-09 00:51:15,437 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:15,940 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 10 proven. 41 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-11-09 00:51:30,681 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.88s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:51:38,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:38,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 40 states and 58 transitions. [2024-11-09 00:51:38,154 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 58 transitions. [2024-11-09 00:51:38,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-09 00:51:38,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:38,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:51:38,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:51:38,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:38,403 INFO L255 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-09 00:51:38,411 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:39,059 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 26 proven. 59 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-11-09 00:52:16,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:16,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 43 states and 63 transitions. [2024-11-09 00:52:16,636 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 63 transitions. [2024-11-09 00:52:16,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-09 00:52:16,638 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:16,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:52:16,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:52:16,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:16,864 INFO L255 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-09 00:52:16,868 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:17,582 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 14 proven. 78 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-11-09 00:52:32,572 WARN L286 SmtUtils]: Spent 12.95s 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) [2024-11-09 00:53:12,252 WARN L286 SmtUtils]: Spent 28.67s on a formula simplification that was a NOOP. DAG size: 57 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:53:18,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:18,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 46 states and 68 transitions. [2024-11-09 00:53:18,773 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 68 transitions. [2024-11-09 00:53:18,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-09 00:53:18,775 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:18,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:53:18,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:53:19,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:19,041 INFO L255 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-09 00:53:19,044 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:20,041 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 16 proven. 101 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2024-11-09 00:53:46,669 WARN L286 SmtUtils]: Spent 23.83s 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) [2024-11-09 00:54:00,469 WARN L286 SmtUtils]: Spent 11.54s 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) [2024-11-09 00:54:10,792 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:54:21,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:21,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 49 states and 73 transitions. [2024-11-09 00:54:21,042 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 73 transitions. [2024-11-09 00:54:21,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-09 00:54:21,044 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:21,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:21,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:54:21,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:21,402 INFO L255 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 46 conjuncts are in the unsatisfiable core [2024-11-09 00:54:21,405 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:22,880 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 18 proven. 127 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-09 00:54:49,250 WARN L286 SmtUtils]: Spent 21.82s on a formula simplification that was a NOOP. DAG size: 68 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:55:33,007 WARN L286 SmtUtils]: Spent 12.82s on a formula simplification that was a NOOP. DAG size: 69 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:55:50,160 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:55:50,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:50,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 52 states and 78 transitions. [2024-11-09 00:55:50,954 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-09 00:55:50,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-09 00:55:50,956 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:50,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:55:51,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:55:51,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:51,382 INFO L255 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-11-09 00:55:51,387 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:53,435 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 20 proven. 156 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked.