./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98360848-af63-4de1-babd-0f3153c454b0/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98360848-af63-4de1-babd-0f3153c454b0/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98360848-af63-4de1-babd-0f3153c454b0/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98360848-af63-4de1-babd-0f3153c454b0/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98360848-af63-4de1-babd-0f3153c454b0/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98360848-af63-4de1-babd-0f3153c454b0/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cff09967e7fcffe3595b27b82376ae61e4f296b19e01962fabf14f5a04701ff3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:27:13,397 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:27:13,475 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98360848-af63-4de1-babd-0f3153c454b0/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 04:27:13,481 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:27:13,481 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:27:13,518 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:27:13,520 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:27:13,520 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:27:13,521 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:27:13,521 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:27:13,521 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:27:13,521 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:27:13,521 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:27:13,521 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:27:13,521 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:27:13,522 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:27:13,522 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:27:13,522 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:27:13,522 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:27:13,522 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:27:13,522 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:27:13,522 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:27:13,522 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:27:13,522 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:27:13,523 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:27:13,523 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:27:13,523 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:27:13,523 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:27:13,525 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:27:13,525 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:27:13,526 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:27:13,526 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:27:13,526 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:27:13,526 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_98360848-af63-4de1-babd-0f3153c454b0/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cff09967e7fcffe3595b27b82376ae61e4f296b19e01962fabf14f5a04701ff3 [2024-11-25 04:27:13,820 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:27:13,832 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:27:13,834 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:27:13,836 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:27:13,838 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:27:13,840 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98360848-af63-4de1-babd-0f3153c454b0/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound100.c [2024-11-25 04:27:16,857 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98360848-af63-4de1-babd-0f3153c454b0/bin/ukojak-verify-ENZ3QT5qd3/data/e113034d2/13eca9612ecc4cc9a42c5927baad49a7/FLAGa43170557 [2024-11-25 04:27:17,146 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:27:17,153 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98360848-af63-4de1-babd-0f3153c454b0/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound100.c [2024-11-25 04:27:17,178 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98360848-af63-4de1-babd-0f3153c454b0/bin/ukojak-verify-ENZ3QT5qd3/data/e113034d2/13eca9612ecc4cc9a42c5927baad49a7/FLAGa43170557 [2024-11-25 04:27:17,217 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98360848-af63-4de1-babd-0f3153c454b0/bin/ukojak-verify-ENZ3QT5qd3/data/e113034d2/13eca9612ecc4cc9a42c5927baad49a7 [2024-11-25 04:27:17,220 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:27:17,221 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:27:17,223 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:27:17,225 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:27:17,230 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:27:17,232 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:27:17" (1/1) ... [2024-11-25 04:27:17,234 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c8135be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:27:17, skipping insertion in model container [2024-11-25 04:27:17,235 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:27:17" (1/1) ... [2024-11-25 04:27:17,258 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:27:17,446 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_98360848-af63-4de1-babd-0f3153c454b0/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound100.c[535,548] [2024-11-25 04:27:17,475 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:27:17,485 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:27:17,495 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_98360848-af63-4de1-babd-0f3153c454b0/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound100.c[535,548] [2024-11-25 04:27:17,503 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:27:17,516 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:27:17,516 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:27:17 WrapperNode [2024-11-25 04:27:17,517 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:27:17,518 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:27:17,518 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:27:17,518 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:27:17,526 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:27:17" (1/1) ... [2024-11-25 04:27:17,532 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:27:17" (1/1) ... [2024-11-25 04:27:17,550 INFO L138 Inliner]: procedures = 14, calls = 15, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 54 [2024-11-25 04:27:17,551 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:27:17,552 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:27:17,552 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:27:17,552 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:27:17,559 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:27:17" (1/1) ... [2024-11-25 04:27:17,559 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:27:17" (1/1) ... [2024-11-25 04:27:17,563 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:27:17" (1/1) ... [2024-11-25 04:27:17,563 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:27:17" (1/1) ... [2024-11-25 04:27:17,572 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:27:17" (1/1) ... [2024-11-25 04:27:17,573 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:27:17" (1/1) ... [2024-11-25 04:27:17,576 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:27:17" (1/1) ... [2024-11-25 04:27:17,581 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:27:17" (1/1) ... [2024-11-25 04:27:17,585 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:27:17" (1/1) ... [2024-11-25 04:27:17,587 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:27:17,588 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:27:17,588 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:27:17,588 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:27:17,589 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:27:17" (1/1) ... [2024-11-25 04:27:17,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:27:17,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98360848-af63-4de1-babd-0f3153c454b0/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:27:17,622 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98360848-af63-4de1-babd-0f3153c454b0/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:27:17,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98360848-af63-4de1-babd-0f3153c454b0/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:27:17,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:27:17,649 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 04:27:17,649 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 04:27:17,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:27:17,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:27:17,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:27:17,649 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 04:27:17,649 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 04:27:17,705 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:27:17,707 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:27:17,844 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-25 04:27:17,844 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:27:17,870 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:27:17,870 INFO L312 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-25 04:27:17,870 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:27:17 BoogieIcfgContainer [2024-11-25 04:27:17,870 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:27:17,871 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:27:17,871 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:27:17,881 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:27:17,881 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:27:17" (1/1) ... [2024-11-25 04:27:17,889 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:27:17,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:27:17,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 24 states and 36 transitions. [2024-11-25 04:27:17,939 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 36 transitions. [2024-11-25 04:27:17,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 04:27:17,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:27:17,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:27:18,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:27:18,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:27:18,126 INFO L256 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-25 04:27:18,132 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:27:18,352 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 04:27:18,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:27:18,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 27 states and 42 transitions. [2024-11-25 04:27:18,886 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-25 04:27:18,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 04:27:18,888 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:27:18,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:27:18,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:27:21,152 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 04:27:22,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:27:22,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2024-11-25 04:27:22,373 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2024-11-25 04:27:22,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 04:27:22,375 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:27:22,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:27:22,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:27:23,534 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 04:27:25,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:27:25,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 28 states and 40 transitions. [2024-11-25 04:27:25,449 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 40 transitions. [2024-11-25 04:27:25,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-25 04:27:25,450 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:27:25,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:27:25,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:27:25,579 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-25 04:27:25,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:27:25,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 39 transitions. [2024-11-25 04:27:25,697 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2024-11-25 04:27:25,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-25 04:27:25,700 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:27:25,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:27:25,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:27:25,854 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-25 04:27:26,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:27:26,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 32 states and 46 transitions. [2024-11-25 04:27:26,792 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2024-11-25 04:27:26,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-25 04:27:26,793 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:27:26,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:27:26,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:27:26,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:27:26,871 INFO L256 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-25 04:27:26,879 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:27:31,933 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-25 04:28:27,163 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-25 04:28:31,022 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.22s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-25 04:28:39,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:28:39,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 41 states and 69 transitions. [2024-11-25 04:28:39,329 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 69 transitions. [2024-11-25 04:28:39,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-25 04:28:39,330 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:28:39,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:28:39,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:28:39,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:28:39,381 INFO L256 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-25 04:28:39,383 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:28:40,025 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-25 04:28:41,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:28:41,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 41 states and 69 transitions. [2024-11-25 04:28:41,792 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 69 transitions. [2024-11-25 04:28:41,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-25 04:28:41,793 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:28:41,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:28:41,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:28:41,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:28:41,871 INFO L256 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-25 04:28:41,874 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:28:56,935 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-25 04:29:16,800 WARN L286 SmtUtils]: Spent 18.26s on a formula simplification. DAG size of input: 35 DAG size of output: 19 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 04:30:08,130 WARN L286 SmtUtils]: Spent 5.65s on a formula simplification. DAG size of input: 37 DAG size of output: 22 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 04:30:39,291 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-25 04:30:55,794 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.17s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-25 04:30:58,765 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.94s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-25 04:31:08,785 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-25 04:31:08,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:31:08,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 46 states and 82 transitions. [2024-11-25 04:31:08,891 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 82 transitions. [2024-11-25 04:31:08,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-25 04:31:08,892 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:31:08,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:31:08,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:31:08,970 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 18 proven. 1 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-25 04:31:38,681 WARN L286 SmtUtils]: Spent 11.13s on a formula simplification. DAG size of input: 30 DAG size of output: 19 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 04:31:38,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:31:38,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 46 states and 81 transitions. [2024-11-25 04:31:38,707 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 81 transitions. [2024-11-25 04:31:38,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-25 04:31:38,708 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:31:38,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:31:38,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:31:38,895 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-25 04:31:39,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:31:39,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 48 states and 85 transitions. [2024-11-25 04:31:39,421 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 85 transitions. [2024-11-25 04:31:39,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-25 04:31:39,422 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:31:39,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:31:39,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:31:39,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:31:39,500 INFO L256 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-25 04:31:39,502 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:31:55,233 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 24 proven. 8 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-11-25 04:32:28,819 WARN L286 SmtUtils]: Spent 5.31s on a formula simplification. DAG size of input: 40 DAG size of output: 39 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 04:33:52,486 WARN L286 SmtUtils]: Spent 38.55s on a formula simplification. DAG size of input: 42 DAG size of output: 40 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 04:35:07,843 WARN L286 SmtUtils]: Spent 17.45s on a formula simplification that was a NOOP. DAG size: 41 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 04:35:09,317 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-25 04:35:36,757 WARN L286 SmtUtils]: Spent 7.56s on a formula simplification that was a NOOP. DAG size: 47 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 04:35:46,778 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-25 04:35:51,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:35:51,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 60 states and 120 transitions. [2024-11-25 04:35:51,682 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 120 transitions. [2024-11-25 04:35:51,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-25 04:35:51,683 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:35:51,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:35:51,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:35:51,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:35:51,739 INFO L256 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-25 04:35:51,742 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:36:06,017 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 24 proven. 8 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-11-25 04:36:06,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:06,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 60 states and 120 transitions. [2024-11-25 04:36:06,068 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 120 transitions. [2024-11-25 04:36:06,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-25 04:36:06,069 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:06,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:06,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:36:06,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:06,150 INFO L256 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-25 04:36:06,153 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:36:12,609 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 24 proven. 8 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-11-25 04:36:12,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:12,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 60 states and 120 transitions. [2024-11-25 04:36:12,649 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 120 transitions. [2024-11-25 04:36:12,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-25 04:36:12,650 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:12,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:12,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:36:12,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:12,708 INFO L256 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-25 04:36:12,710 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:36:27,773 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 24 proven. 8 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-11-25 04:38:59,079 WARN L286 SmtUtils]: Spent 1.45m on a formula simplification. DAG size of input: 44 DAG size of output: 42 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 04:39:26,210 WARN L873 $PredicateComparison]: unable to prove that (not (and (not (= |c_ULTIMATE.start_main_~r~0#1| 0)) (not (exists ((|v_ULTIMATE.start_main_~R~0#1_20| Int)) (let ((.cse0 (* |v_ULTIMATE.start_main_~R~0#1_20| |v_ULTIMATE.start_main_~R~0#1_20|)) (.cse1 (* 2 |v_ULTIMATE.start_main_~R~0#1_20|))) (and (<= (+ |c_ULTIMATE.start_main_~r~0#1| |c_ULTIMATE.start_main_~A~0#1|) .cse0) (<= (+ .cse1 1) |c_ULTIMATE.start_main_~u~0#1|) (<= (+ 2 .cse0) (+ .cse1 |c_ULTIMATE.start_main_~A~0#1|)))))) (not (let ((.cse2 (div (+ (- 1) |c_ULTIMATE.start_main_~u~0#1|) 2))) (and (<= .cse2 100) (<= 0 .cse2)))) (= |c_ULTIMATE.start_main_~v~0#1| 1) (= (+ (* |c_ULTIMATE.start_main_~u~0#1| |c_ULTIMATE.start_main_~u~0#1|) (* 2 |c_ULTIMATE.start_main_~v~0#1|)) (+ (* |c_ULTIMATE.start_main_~v~0#1| |c_ULTIMATE.start_main_~v~0#1|) (* |c_ULTIMATE.start_main_~u~0#1| 2) (* |c_ULTIMATE.start_main_~r~0#1| 4) (* |c_ULTIMATE.start_main_~A~0#1| 4))))) is different from true [2024-11-25 04:39:26,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:39:26,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 66 states and 136 transitions. [2024-11-25 04:39:26,433 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 136 transitions. [2024-11-25 04:39:26,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-25 04:39:26,434 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:39:26,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:39:26,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:39:26,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:39:26,494 INFO L256 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-25 04:39:26,497 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:39:34,883 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 24 proven. 8 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-11-25 04:39:34,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:39:34,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 66 states and 136 transitions. [2024-11-25 04:39:34,936 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 136 transitions. [2024-11-25 04:39:34,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-25 04:39:34,937 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:39:34,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:39:34,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:39:34,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:39:34,999 INFO L256 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-25 04:39:35,001 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:39:44,112 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 24 proven. 8 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-11-25 04:39:44,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:39:44,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 66 states and 136 transitions. [2024-11-25 04:39:44,175 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 136 transitions. [2024-11-25 04:39:44,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-25 04:39:44,179 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:39:44,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:39:44,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:39:44,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:39:44,261 INFO L256 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-25 04:39:44,263 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:39:52,673 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 24 proven. 8 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-11-25 04:39:52,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:39:52,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 66 states and 136 transitions. [2024-11-25 04:39:52,717 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 136 transitions. [2024-11-25 04:39:52,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-25 04:39:52,718 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:39:52,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:39:52,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:39:52,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:39:52,782 INFO L256 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-25 04:39:52,783 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:39:56,147 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 24 proven. 8 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-11-25 04:39:56,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:39:56,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 66 states and 136 transitions. [2024-11-25 04:39:56,214 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 136 transitions. [2024-11-25 04:39:56,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-25 04:39:56,215 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:39:56,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:39:56,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:39:56,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:39:56,271 INFO L256 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-25 04:39:56,274 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:40:02,585 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 24 proven. 8 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-11-25 04:40:02,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:40:02,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 66 states and 136 transitions. [2024-11-25 04:40:02,647 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 136 transitions. [2024-11-25 04:40:02,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-25 04:40:02,648 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:40:02,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:40:02,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:40:02,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:40:02,697 INFO L256 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-25 04:40:02,699 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:40:27,475 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 21 proven. 12 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-25 04:40:53,405 WARN L286 SmtUtils]: Spent 10.10s on a formula simplification that was a NOOP. DAG size: 41 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 04:41:13,656 WARN L286 SmtUtils]: Spent 10.13s on a formula simplification that was a NOOP. DAG size: 42 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 04:41:15,184 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-25 04:41:25,219 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-25 04:41:28,044 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.76s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-25 04:41:32,517 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.47s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-25 04:41:36,177 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.14s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-25 04:41:47,153 WARN L286 SmtUtils]: Spent 10.05s on a formula simplification that was a NOOP. DAG size: 39 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 04:42:09,970 WARN L286 SmtUtils]: Spent 10.07s on a formula simplification that was a NOOP. DAG size: 40 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)