./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound10.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_ebbd3011-253e-419f-a4ea-bfb919afb481/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebbd3011-253e-419f-a4ea-bfb919afb481/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_ebbd3011-253e-419f-a4ea-bfb919afb481/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebbd3011-253e-419f-a4ea-bfb919afb481/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebbd3011-253e-419f-a4ea-bfb919afb481/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_ebbd3011-253e-419f-a4ea-bfb919afb481/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 aa915012f0ecb48890da92348b9b4d3565f79528800e403e93f67405fe73f7dd --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:32:14,615 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:32:14,727 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebbd3011-253e-419f-a4ea-bfb919afb481/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 19:32:14,736 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:32:14,737 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:32:14,781 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:32:14,782 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:32:14,783 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:32:14,783 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:32:14,786 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:32:14,787 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:32:14,789 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:32:14,790 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:32:14,790 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:32:14,790 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:32:14,791 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:32:14,791 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:32:14,791 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:32:14,794 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:32:14,794 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:32:14,795 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:32:14,795 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:32:14,796 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:32:14,796 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:32:14,797 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:32:14,797 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:32:14,797 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:32:14,798 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:32:14,798 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:32:14,799 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:32:14,799 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:32:14,799 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:32:14,800 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:32:14,800 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_ebbd3011-253e-419f-a4ea-bfb919afb481/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebbd3011-253e-419f-a4ea-bfb919afb481/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa915012f0ecb48890da92348b9b4d3565f79528800e403e93f67405fe73f7dd [2024-11-08 19:32:15,111 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:32:15,140 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:32:15,144 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:32:15,146 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:32:15,147 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:32:15,148 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebbd3011-253e-419f-a4ea-bfb919afb481/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound10.c Unable to find full path for "g++" [2024-11-08 19:32:17,456 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:32:17,747 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:32:17,748 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebbd3011-253e-419f-a4ea-bfb919afb481/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound10.c [2024-11-08 19:32:17,757 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebbd3011-253e-419f-a4ea-bfb919afb481/bin/ukojak-verify-ImItNfHLgk/data/81872c3fb/9fda870bfd334049a6da3ecb04103332/FLAG3960734c5 [2024-11-08 19:32:18,055 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebbd3011-253e-419f-a4ea-bfb919afb481/bin/ukojak-verify-ImItNfHLgk/data/81872c3fb/9fda870bfd334049a6da3ecb04103332 [2024-11-08 19:32:18,059 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:32:18,061 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:32:18,063 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:32:18,063 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:32:18,074 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:32:18,074 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:32:18" (1/1) ... [2024-11-08 19:32:18,076 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50a8588a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:18, skipping insertion in model container [2024-11-08 19:32:18,076 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:32:18" (1/1) ... [2024-11-08 19:32:18,114 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:32:18,310 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebbd3011-253e-419f-a4ea-bfb919afb481/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound10.c[525,538] [2024-11-08 19:32:18,331 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:32:18,343 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:32:18,356 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_ebbd3011-253e-419f-a4ea-bfb919afb481/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound10.c[525,538] [2024-11-08 19:32:18,362 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:32:18,384 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:32:18,385 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:18 WrapperNode [2024-11-08 19:32:18,385 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:32:18,386 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:32:18,387 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:32:18,387 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:32:18,396 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:18" (1/1) ... [2024-11-08 19:32:18,405 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:18" (1/1) ... [2024-11-08 19:32:18,423 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 39 [2024-11-08 19:32:18,424 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:32:18,425 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:32:18,425 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:32:18,425 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:32:18,437 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:18" (1/1) ... [2024-11-08 19:32:18,437 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:18" (1/1) ... [2024-11-08 19:32:18,439 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:18" (1/1) ... [2024-11-08 19:32:18,439 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:18" (1/1) ... [2024-11-08 19:32:18,443 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:18" (1/1) ... [2024-11-08 19:32:18,447 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:18" (1/1) ... [2024-11-08 19:32:18,448 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:18" (1/1) ... [2024-11-08 19:32:18,449 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:18" (1/1) ... [2024-11-08 19:32:18,451 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:32:18,452 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:32:18,453 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:32:18,453 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:32:18,454 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:18" (1/1) ... [2024-11-08 19:32:18,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:32:18,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebbd3011-253e-419f-a4ea-bfb919afb481/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:32:18,500 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebbd3011-253e-419f-a4ea-bfb919afb481/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:32:18,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebbd3011-253e-419f-a4ea-bfb919afb481/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:32:18,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:32:18,548 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 19:32:18,548 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 19:32:18,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:32:18,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:32:18,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:32:18,549 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 19:32:18,551 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 19:32:18,650 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:32:18,655 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:32:18,889 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-08 19:32:18,890 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:32:18,951 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:32:18,952 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 19:32:18,953 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:32:18 BoogieIcfgContainer [2024-11-08 19:32:18,953 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:32:18,954 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:32:18,954 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:32:18,964 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:32:18,965 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:32:18" (1/1) ... [2024-11-08 19:32:18,976 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:32:19,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:32:19,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-08 19:32:19,056 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-08 19:32:19,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 19:32:19,060 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:32:19,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:32:19,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:32:19,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:32:19,235 INFO L255 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 19:32:19,242 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:32:19,416 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 19:32:19,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:32:19,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2024-11-08 19:32:19,548 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2024-11-08 19:32:19,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 19:32:19,552 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:32:19,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:32:19,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:32:20,100 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 19:32:20,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:32:20,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2024-11-08 19:32:20,611 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2024-11-08 19:32:20,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 19:32:20,612 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:32:20,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:32:20,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:32:20,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:32:20,685 INFO L255 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-08 19:32:20,688 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:32:21,071 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 19:32:22,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:32:22,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 37 transitions. [2024-11-08 19:32:22,277 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 37 transitions. [2024-11-08 19:32:22,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 19:32:22,280 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:32:22,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:32:22,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:32:22,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:32:22,373 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-08 19:32:22,377 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:32:22,779 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-08 19:32:24,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:32:24,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 31 states and 43 transitions. [2024-11-08 19:32:24,881 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2024-11-08 19:32:24,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 19:32:24,884 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:32:24,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:32:24,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:32:24,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:32:24,969 INFO L255 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-08 19:32:24,972 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:32:25,697 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 10 proven. 18 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 19:32:29,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:32:29,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 34 states and 48 transitions. [2024-11-08 19:32:29,964 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 48 transitions. [2024-11-08 19:32:29,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-08 19:32:29,968 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:32:29,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:32:30,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:32:30,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:32:30,074 INFO L255 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-08 19:32:30,082 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:32:31,176 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 14 proven. 29 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-08 19:32:35,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:32:35,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 37 states and 54 transitions. [2024-11-08 19:32:35,790 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 54 transitions. [2024-11-08 19:32:35,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-08 19:32:35,795 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:32:35,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:32:35,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:32:35,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:32:35,922 INFO L255 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-08 19:32:35,927 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:32:37,449 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 18 proven. 44 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-08 19:32:45,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:32:45,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 40 states and 60 transitions. [2024-11-08 19:32:45,626 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 60 transitions. [2024-11-08 19:32:45,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-08 19:32:45,628 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:32:45,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:32:45,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:32:45,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:32:45,724 INFO L255 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-11-08 19:32:45,727 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:32:47,635 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 22 proven. 62 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-11-08 19:32:56,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:32:56,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 43 states and 65 transitions. [2024-11-08 19:32:56,676 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 65 transitions. [2024-11-08 19:32:56,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-08 19:32:56,678 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:32:56,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:32:56,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:32:56,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:32:56,828 INFO L255 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 67 conjuncts are in the unsatisfiable core [2024-11-08 19:32:56,831 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:32:59,972 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 26 proven. 84 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2024-11-08 19:33:20,789 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-08 19:33:29,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:29,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 53 states and 83 transitions. [2024-11-08 19:33:29,273 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 83 transitions. [2024-11-08 19:33:29,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-08 19:33:29,274 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:29,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:29,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:33:29,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:29,389 INFO L255 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 55 conjuncts are in the unsatisfiable core [2024-11-08 19:33:29,391 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:33:31,833 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 37 proven. 91 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-11-08 19:33:33,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:33,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 55 states and 85 transitions. [2024-11-08 19:33:33,567 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 85 transitions. [2024-11-08 19:33:33,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-08 19:33:33,568 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:33,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:33,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:33:33,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:33,700 INFO L255 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 77 conjuncts are in the unsatisfiable core [2024-11-08 19:33:33,702 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:33:35,240 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 30 proven. 108 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-11-08 19:33:59,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:59,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 58 states and 90 transitions. [2024-11-08 19:33:59,145 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 90 transitions. [2024-11-08 19:33:59,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-08 19:33:59,146 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:59,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:59,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:33:59,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:59,237 INFO L255 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 61 conjuncts are in the unsatisfiable core [2024-11-08 19:33:59,240 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:43:41,754 WARN L286 SmtUtils]: Spent 18.74s on a formula simplification. DAG size of input: 16 DAG size of output: 10 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)