./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo1-u_valuebound2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_985c6ff2-1a15-44dc-b89c-6e8cfa468bf1/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_985c6ff2-1a15-44dc-b89c-6e8cfa468bf1/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_985c6ff2-1a15-44dc-b89c-6e8cfa468bf1/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_985c6ff2-1a15-44dc-b89c-6e8cfa468bf1/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo1-u_valuebound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_985c6ff2-1a15-44dc-b89c-6e8cfa468bf1/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_985c6ff2-1a15-44dc-b89c-6e8cfa468bf1/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 83658644ab59c175befe18129a61686a7f8ef5283dc72c7f2a03865a8223d162 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:21:59,485 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:21:59,577 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_985c6ff2-1a15-44dc-b89c-6e8cfa468bf1/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-02 21:21:59,582 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:21:59,583 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:21:59,619 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:21:59,620 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:21:59,620 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:21:59,621 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:21:59,622 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:21:59,622 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:21:59,623 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:21:59,624 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:21:59,624 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:21:59,625 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:21:59,626 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:21:59,626 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:21:59,627 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:21:59,627 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:21:59,628 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 21:21:59,628 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:21:59,629 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:21:59,630 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:21:59,630 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:21:59,631 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:21:59,631 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:21:59,632 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:21:59,632 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:21:59,632 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:21:59,633 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:21:59,633 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:21:59,634 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:21:59,634 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:21:59,634 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:21:59,635 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:21:59,635 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_985c6ff2-1a15-44dc-b89c-6e8cfa468bf1/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_985c6ff2-1a15-44dc-b89c-6e8cfa468bf1/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 83658644ab59c175befe18129a61686a7f8ef5283dc72c7f2a03865a8223d162 [2023-12-02 21:21:59,887 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:21:59,936 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:21:59,939 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:21:59,940 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:21:59,941 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:21:59,942 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_985c6ff2-1a15-44dc-b89c-6e8cfa468bf1/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/geo1-u_valuebound2.c [2023-12-02 21:22:02,853 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:22:03,072 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:22:03,073 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_985c6ff2-1a15-44dc-b89c-6e8cfa468bf1/sv-benchmarks/c/nla-digbench-scaling/geo1-u_valuebound2.c [2023-12-02 21:22:03,082 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_985c6ff2-1a15-44dc-b89c-6e8cfa468bf1/bin/ukojak-verify-Qdu7aM0XO9/data/4678f477a/882397661c9e41869722679a88c5a2a6/FLAG7e9072ecc [2023-12-02 21:22:03,097 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_985c6ff2-1a15-44dc-b89c-6e8cfa468bf1/bin/ukojak-verify-Qdu7aM0XO9/data/4678f477a/882397661c9e41869722679a88c5a2a6 [2023-12-02 21:22:03,100 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:22:03,101 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:22:03,103 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:22:03,103 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:22:03,108 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:22:03,109 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:22:03" (1/1) ... [2023-12-02 21:22:03,110 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e58e233 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:22:03, skipping insertion in model container [2023-12-02 21:22:03,110 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:22:03" (1/1) ... [2023-12-02 21:22:03,132 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:22:03,296 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:22:03,309 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:22:03,329 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:22:03,343 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:22:03,344 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:22:03 WrapperNode [2023-12-02 21:22:03,344 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:22:03,345 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:22:03,345 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:22:03,346 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:22:03,353 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:22:03" (1/1) ... [2023-12-02 21:22:03,359 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:22:03" (1/1) ... [2023-12-02 21:22:03,387 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 67 [2023-12-02 21:22:03,388 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:22:03,389 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:22:03,389 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:22:03,389 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:22:03,400 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:22:03" (1/1) ... [2023-12-02 21:22:03,401 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:22:03" (1/1) ... [2023-12-02 21:22:03,405 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:22:03" (1/1) ... [2023-12-02 21:22:03,406 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:22:03" (1/1) ... [2023-12-02 21:22:03,411 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:22:03" (1/1) ... [2023-12-02 21:22:03,416 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:22:03" (1/1) ... [2023-12-02 21:22:03,418 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:22:03" (1/1) ... [2023-12-02 21:22:03,419 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:22:03" (1/1) ... [2023-12-02 21:22:03,422 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:22:03,424 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:22:03,424 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:22:03,424 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:22:03,425 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:22:03" (1/1) ... [2023-12-02 21:22:03,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:22:03,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_985c6ff2-1a15-44dc-b89c-6e8cfa468bf1/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:22:03,467 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_985c6ff2-1a15-44dc-b89c-6e8cfa468bf1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:22:03,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_985c6ff2-1a15-44dc-b89c-6e8cfa468bf1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:22:03,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:22:03,509 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 21:22:03,509 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 21:22:03,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:22:03,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:22:03,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:22:03,510 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 21:22:03,510 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 21:22:03,579 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:22:03,581 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:22:03,898 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:22:03,940 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:22:03,941 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 21:22:03,943 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:22:03 BoogieIcfgContainer [2023-12-02 21:22:03,943 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:22:03,944 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:22:03,945 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:22:03,954 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:22:03,954 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:22:03" (1/1) ... [2023-12-02 21:22:03,963 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:22:04,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:04,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 59 states and 62 transitions. [2023-12-02 21:22:04,023 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 62 transitions. [2023-12-02 21:22:04,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 21:22:04,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:04,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:04,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:04,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:04,199 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:22:04,204 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:22:04,225 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:22:04,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:04,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 59 states and 61 transitions. [2023-12-02 21:22:04,250 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 61 transitions. [2023-12-02 21:22:04,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 21:22:04,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:04,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:04,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:04,288 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:22:04,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:22:04,309 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:22:04,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:04,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 61 states and 64 transitions. [2023-12-02 21:22:04,333 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 64 transitions. [2023-12-02 21:22:04,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 21:22:04,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:04,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:04,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:04,383 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 21:22:04,385 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:22:04,497 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:22:04,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:04,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 64 states and 68 transitions. [2023-12-02 21:22:04,660 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 68 transitions. [2023-12-02 21:22:04,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 21:22:04,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:04,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:04,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:04,694 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:22:04,696 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:22:04,707 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:22:04,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:04,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 65 states and 70 transitions. [2023-12-02 21:22:04,730 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 70 transitions. [2023-12-02 21:22:04,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 21:22:04,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:04,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:04,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:04,761 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:22:04,763 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:22:04,827 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:22:04,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:04,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 66 states and 72 transitions. [2023-12-02 21:22:04,906 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 72 transitions. [2023-12-02 21:22:04,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 21:22:04,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:04,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:04,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:04,938 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 21:22:04,940 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:22:05,051 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:22:05,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:05,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 72 states and 79 transitions. [2023-12-02 21:22:05,347 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 79 transitions. [2023-12-02 21:22:05,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 21:22:05,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:05,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:05,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:05,378 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 21:22:05,380 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:22:05,509 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:22:05,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:05,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 79 states and 88 transitions. [2023-12-02 21:22:05,845 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 88 transitions. [2023-12-02 21:22:05,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:22:05,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:05,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:05,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:05,874 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:22:05,875 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:22:05,912 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:22:06,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:06,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 80 states and 90 transitions. [2023-12-02 21:22:06,117 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 90 transitions. [2023-12-02 21:22:06,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 21:22:06,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:06,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:06,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:06,146 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 21:22:06,147 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:22:06,221 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:22:06,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:06,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 82 states and 93 transitions. [2023-12-02 21:22:06,343 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 93 transitions. [2023-12-02 21:22:06,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 21:22:06,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:06,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:06,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:06,374 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:22:06,376 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:22:06,400 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:22:06,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:06,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 88 states and 104 transitions. [2023-12-02 21:22:06,727 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 104 transitions. [2023-12-02 21:22:06,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 21:22:06,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:06,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:06,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:06,757 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:22:06,758 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:22:06,810 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:22:07,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:07,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 100 states and 123 transitions. [2023-12-02 21:22:07,453 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 123 transitions. [2023-12-02 21:22:07,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 21:22:07,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:07,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:07,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:07,482 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:22:07,484 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:22:07,506 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:22:07,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:07,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 101 states and 124 transitions. [2023-12-02 21:22:07,527 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 124 transitions. [2023-12-02 21:22:07,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 21:22:07,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:07,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:07,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:07,555 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:22:07,557 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:22:07,611 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:22:08,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:08,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 114 states and 144 transitions. [2023-12-02 21:22:08,450 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 144 transitions. [2023-12-02 21:22:08,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 21:22:08,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:08,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:08,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:08,482 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:22:08,484 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:22:18,705 WARN L876 $PredicateComparison]: unable to prove that (or (< 0 (+ |c_ULTIMATE.start_main_~x~0#1| 9223372034707292161)) (exists ((v_z_1 Int)) (and (<= v_z_1 4294967295) (exists ((|v_ULTIMATE.start_main_~x~0#1_53| Int)) (let ((.cse0 (* |v_ULTIMATE.start_main_~x~0#1_53| v_z_1))) (and (<= |v_ULTIMATE.start_main_~x~0#1_53| (+ .cse0 9223372036854775808)) (<= .cse0 (+ |v_ULTIMATE.start_main_~x~0#1_53| |c_ULTIMATE.start_main_~x~0#1|))))) (<= 1 v_z_1)))) is different from true [2023-12-02 21:22:18,706 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:23:10,142 WARN L293 SmtUtils]: Spent 12.51s on a formula simplification. DAG size of input: 23 DAG size of output: 18 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 21:24:01,030 WARN L293 SmtUtils]: Spent 10.00s on a formula simplification that was a NOOP. DAG size: 17 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 21:24:03,648 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.60s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-12-02 21:24:03,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:24:03,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 115 states and 147 transitions. [2023-12-02 21:24:03,650 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 147 transitions. [2023-12-02 21:24:03,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 21:24:03,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:24:03,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:24:03,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:24:03,679 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:24:03,681 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:24:51,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:24:51,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:24:51,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 115 states and 146 transitions. [2023-12-02 21:24:51,803 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 146 transitions. [2023-12-02 21:24:51,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 21:24:51,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:24:51,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:24:51,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:24:51,831 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:24:51,833 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:24:52,957 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:25:17,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:25:17,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 118 states and 151 transitions. [2023-12-02 21:25:17,875 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 151 transitions. [2023-12-02 21:25:17,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 21:25:17,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:25:17,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:25:17,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:25:17,903 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 21:25:17,905 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:25:18,495 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:25:34,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:25:34,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 120 states and 154 transitions. [2023-12-02 21:25:34,666 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 154 transitions. [2023-12-02 21:25:34,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 21:25:34,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:25:34,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:25:34,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:25:34,692 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:25:34,693 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:25:45,195 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:26:38,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:26:38,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 124 states and 160 transitions. [2023-12-02 21:26:38,915 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 160 transitions. [2023-12-02 21:26:38,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-02 21:26:38,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:26:38,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:26:38,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:26:38,943 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-02 21:26:38,944 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:26:56,119 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:27:27,762 WARN L293 SmtUtils]: Spent 10.09s on a formula simplification that was a NOOP. DAG size: 55 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 21:27:41,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:27:41,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 134 states and 178 transitions. [2023-12-02 21:27:41,778 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 178 transitions. [2023-12-02 21:27:41,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-02 21:27:41,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:27:41,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:27:41,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:27:41,801 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:27:41,802 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:27:41,841 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:27:41,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:27:41,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 133 states and 177 transitions. [2023-12-02 21:27:41,891 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 177 transitions. [2023-12-02 21:27:41,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 21:27:41,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:27:41,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:27:41,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:27:41,920 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:27:41,921 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:27:56,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:28:11,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:28:11,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 136 states and 183 transitions. [2023-12-02 21:28:11,029 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 183 transitions. [2023-12-02 21:28:11,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 21:28:11,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:28:11,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:28:11,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:28:11,047 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 21:28:11,049 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:28:50,988 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:33,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:33,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 142 states and 192 transitions. [2023-12-02 21:30:33,405 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 192 transitions. [2023-12-02 21:30:33,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 21:30:33,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:33,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:33,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:33,431 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:30:33,432 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:48,999 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:32:00,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:32:00,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 150 states and 205 transitions. [2023-12-02 21:32:00,056 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 205 transitions. [2023-12-02 21:32:00,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 21:32:00,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:32:00,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:32:00,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:32:00,082 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 21:32:00,083 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:32:10,842 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:34:28,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:34:28,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 158 states and 222 transitions. [2023-12-02 21:34:28,726 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 222 transitions. [2023-12-02 21:34:28,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-02 21:34:28,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:34:28,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:34:28,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:34:28,748 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:34:28,749 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:34:29,539 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:36:04,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:04,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 168 states and 239 transitions. [2023-12-02 21:36:04,481 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 239 transitions. [2023-12-02 21:36:04,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-02 21:36:04,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:04,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:04,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:04,509 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 21:36:04,510 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:15,480 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:36:56,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:56,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 173 states and 248 transitions. [2023-12-02 21:36:56,416 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 248 transitions. [2023-12-02 21:36:56,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 21:36:56,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:56,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:56,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:56,435 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:36:56,436 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:04,449 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.