./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-restricted-15/GCD-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9dd7c6-90b6-4edf-a83b-4d1230a371e1/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9dd7c6-90b6-4edf-a83b-4d1230a371e1/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9dd7c6-90b6-4edf-a83b-4d1230a371e1/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9dd7c6-90b6-4edf-a83b-4d1230a371e1/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-restricted-15/GCD-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9dd7c6-90b6-4edf-a83b-4d1230a371e1/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9dd7c6-90b6-4edf-a83b-4d1230a371e1/bin/ukojak-verify-0OAaufAVZV --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 64bit --witnessprinter.graph.data.programhash 5f52b905489768d11946f99b46b2e235c97efbb56a51bc32b8b274637f7dd5d8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:41:31,208 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:41:31,317 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9dd7c6-90b6-4edf-a83b-4d1230a371e1/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-11 23:41:31,325 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:41:31,326 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:41:31,362 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:41:31,363 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:41:31,363 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:41:31,364 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:41:31,369 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:41:31,370 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:41:31,370 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:41:31,371 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:41:31,373 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:41:31,373 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:41:31,373 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:41:31,374 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:41:31,374 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:41:31,375 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:41:31,375 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:41:31,376 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:41:31,380 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:41:31,381 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:41:31,382 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:41:31,382 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:41:31,383 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:41:31,383 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:41:31,383 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:41:31,384 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:41:31,384 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:41:31,385 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:41:31,386 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_ab9dd7c6-90b6-4edf-a83b-4d1230a371e1/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9dd7c6-90b6-4edf-a83b-4d1230a371e1/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5f52b905489768d11946f99b46b2e235c97efbb56a51bc32b8b274637f7dd5d8 [2023-11-11 23:41:31,695 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:41:31,727 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:41:31,731 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:41:31,732 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:41:31,733 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:41:31,734 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9dd7c6-90b6-4edf-a83b-4d1230a371e1/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/termination-restricted-15/GCD-1.c [2023-11-11 23:41:34,933 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:41:35,128 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:41:35,129 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9dd7c6-90b6-4edf-a83b-4d1230a371e1/sv-benchmarks/c/termination-restricted-15/GCD-1.c [2023-11-11 23:41:35,136 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9dd7c6-90b6-4edf-a83b-4d1230a371e1/bin/ukojak-verify-0OAaufAVZV/data/b66f51f8f/a62ae3b4f9724146b0505b57dcce300f/FLAG9efcbae4f [2023-11-11 23:41:35,160 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9dd7c6-90b6-4edf-a83b-4d1230a371e1/bin/ukojak-verify-0OAaufAVZV/data/b66f51f8f/a62ae3b4f9724146b0505b57dcce300f [2023-11-11 23:41:35,166 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:41:35,168 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:41:35,170 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:41:35,170 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:41:35,175 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:41:35,176 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:41:35" (1/1) ... [2023-11-11 23:41:35,177 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@682d5d9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:35, skipping insertion in model container [2023-11-11 23:41:35,178 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:41:35" (1/1) ... [2023-11-11 23:41:35,197 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:41:35,364 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:41:35,371 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:41:35,387 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:41:35,398 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:41:35,399 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:35 WrapperNode [2023-11-11 23:41:35,399 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:41:35,400 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:41:35,400 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:41:35,400 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:41:35,408 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:35" (1/1) ... [2023-11-11 23:41:35,412 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:35" (1/1) ... [2023-11-11 23:41:35,431 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 35 [2023-11-11 23:41:35,432 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:41:35,432 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:41:35,433 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:41:35,433 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:41:35,442 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:35" (1/1) ... [2023-11-11 23:41:35,442 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:35" (1/1) ... [2023-11-11 23:41:35,443 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:35" (1/1) ... [2023-11-11 23:41:35,444 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:35" (1/1) ... [2023-11-11 23:41:35,447 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:35" (1/1) ... [2023-11-11 23:41:35,453 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:35" (1/1) ... [2023-11-11 23:41:35,458 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:35" (1/1) ... [2023-11-11 23:41:35,459 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:35" (1/1) ... [2023-11-11 23:41:35,464 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:41:35,466 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:41:35,466 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:41:35,466 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:41:35,467 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:35" (1/1) ... [2023-11-11 23:41:35,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:41:35,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9dd7c6-90b6-4edf-a83b-4d1230a371e1/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:41:35,502 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9dd7c6-90b6-4edf-a83b-4d1230a371e1/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:41:35,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9dd7c6-90b6-4edf-a83b-4d1230a371e1/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:41:35,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:41:35,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:41:35,628 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:41:35,630 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:41:35,731 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:41:35,754 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:41:35,754 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-11 23:41:35,757 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:41:35 BoogieIcfgContainer [2023-11-11 23:41:35,757 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:41:35,758 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:41:35,758 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:41:35,770 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:41:35,770 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:41:35" (1/1) ... [2023-11-11 23:41:35,780 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:41:35,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:35,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2023-11-11 23:41:35,841 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2023-11-11 23:41:35,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:41:35,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:35,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:35,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:36,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:41:36,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:36,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2023-11-11 23:41:36,182 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2023-11-11 23:41:36,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:41:36,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:36,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:36,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:36,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:41:36,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:36,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 16 states and 26 transitions. [2023-11-11 23:41:36,588 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 26 transitions. [2023-11-11 23:41:36,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:41:36,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:36,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:36,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:36,706 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:41:37,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:37,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 19 states and 31 transitions. [2023-11-11 23:41:37,021 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 31 transitions. [2023-11-11 23:41:37,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:41:37,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:37,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:37,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:37,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:41:37,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:37,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 22 states and 40 transitions. [2023-11-11 23:41:37,466 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 40 transitions. [2023-11-11 23:41:37,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:41:37,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:37,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:37,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:37,729 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:41:38,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:38,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 26 states and 55 transitions. [2023-11-11 23:41:38,816 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 55 transitions. [2023-11-11 23:41:38,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:41:38,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:38,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:38,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:38,901 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:41:39,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:39,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 28 states and 62 transitions. [2023-11-11 23:41:39,407 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 62 transitions. [2023-11-11 23:41:39,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:41:39,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:39,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:39,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:39,705 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:41:41,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:41,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 31 states and 70 transitions. [2023-11-11 23:41:41,080 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 70 transitions. [2023-11-11 23:41:41,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:41:41,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:41,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:41,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:41,136 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:41:41,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:41,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 32 states and 73 transitions. [2023-11-11 23:41:41,299 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 73 transitions. [2023-11-11 23:41:41,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:41:41,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:41,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:41,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:41,632 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:41:42,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:42,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 33 states and 77 transitions. [2023-11-11 23:41:42,461 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 77 transitions. [2023-11-11 23:41:42,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:41:42,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:42,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:42,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:42,600 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:41:43,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:43,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 35 states and 86 transitions. [2023-11-11 23:41:43,695 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 86 transitions. [2023-11-11 23:41:43,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:41:43,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:43,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:43,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:44,041 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:41:46,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:46,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 39 states and 100 transitions. [2023-11-11 23:41:46,402 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 100 transitions. [2023-11-11 23:41:46,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:41:46,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:46,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:46,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:46,884 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:41:49,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:49,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 42 states and 112 transitions. [2023-11-11 23:41:49,130 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 112 transitions. [2023-11-11 23:41:49,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:41:49,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:49,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:49,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:49,214 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:41:49,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:49,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 44 states and 113 transitions. [2023-11-11 23:41:49,964 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 113 transitions. [2023-11-11 23:41:49,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:41:49,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:49,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:49,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:50,547 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:41:53,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:53,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 47 states and 123 transitions. [2023-11-11 23:41:53,369 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 123 transitions. [2023-11-11 23:41:53,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:41:53,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:53,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:53,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:53,925 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:41:56,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:56,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 50 states and 132 transitions. [2023-11-11 23:41:56,501 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 132 transitions. [2023-11-11 23:41:56,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:41:56,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:56,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:56,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:57,340 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 1 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:42:01,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:42:01,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 53 states and 143 transitions. [2023-11-11 23:42:01,259 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 143 transitions. [2023-11-11 23:42:01,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:42:01,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:42:01,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:42:01,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:42:02,188 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:42:05,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:42:05,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 56 states and 152 transitions. [2023-11-11 23:42:05,594 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 152 transitions. [2023-11-11 23:42:05,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:42:05,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:42:05,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:42:05,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:42:06,899 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 1 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:42:11,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:42:11,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 59 states and 164 transitions. [2023-11-11 23:42:11,963 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 164 transitions. [2023-11-11 23:42:11,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:42:11,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:42:11,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:42:11,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:42:13,327 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:42:17,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:42:17,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 62 states and 173 transitions. [2023-11-11 23:42:17,903 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 173 transitions. [2023-11-11 23:42:17,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:42:17,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:42:17,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:42:17,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:42:19,404 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 1 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:42:25,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:42:25,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 65 states and 186 transitions. [2023-11-11 23:42:25,599 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 186 transitions. [2023-11-11 23:42:25,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-11 23:42:25,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:42:25,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:42:25,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:42:27,309 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.