./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/Bangalore-2.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_b67cf765-6125-4095-8596-b55c00f270b2/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b67cf765-6125-4095-8596-b55c00f270b2/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_b67cf765-6125-4095-8596-b55c00f270b2/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b67cf765-6125-4095-8596-b55c00f270b2/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted/Bangalore-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b67cf765-6125-4095-8596-b55c00f270b2/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_b67cf765-6125-4095-8596-b55c00f270b2/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 e9fdb63b703556c0c4f8ca9f5b469884114c0558f9f1171d980c415152e708f6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:45:03,930 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:45:03,996 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b67cf765-6125-4095-8596-b55c00f270b2/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-11 23:45:04,001 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:45:04,002 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:45:04,026 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:45:04,027 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:45:04,028 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:45:04,029 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:45:04,029 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:45:04,030 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:45:04,031 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:45:04,031 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:45:04,032 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:45:04,032 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:45:04,033 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:45:04,033 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:45:04,034 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:45:04,034 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:45:04,034 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:45:04,035 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:45:04,035 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:45:04,036 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:45:04,036 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:45:04,037 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:45:04,037 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:45:04,038 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:45:04,038 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:45:04,038 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:45:04,039 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:45:04,039 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:45:04,039 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_b67cf765-6125-4095-8596-b55c00f270b2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b67cf765-6125-4095-8596-b55c00f270b2/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e9fdb63b703556c0c4f8ca9f5b469884114c0558f9f1171d980c415152e708f6 [2023-11-11 23:45:04,372 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:45:04,408 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:45:04,411 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:45:04,412 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:45:04,413 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:45:04,414 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b67cf765-6125-4095-8596-b55c00f270b2/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/termination-crafted/Bangalore-2.c [2023-11-11 23:45:07,600 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:45:07,804 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:45:07,805 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b67cf765-6125-4095-8596-b55c00f270b2/sv-benchmarks/c/termination-crafted/Bangalore-2.c [2023-11-11 23:45:07,815 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b67cf765-6125-4095-8596-b55c00f270b2/bin/ukojak-verify-0OAaufAVZV/data/c5432f173/9c04f3fa66d84b77918df0d5b9649703/FLAG654fd5604 [2023-11-11 23:45:07,836 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b67cf765-6125-4095-8596-b55c00f270b2/bin/ukojak-verify-0OAaufAVZV/data/c5432f173/9c04f3fa66d84b77918df0d5b9649703 [2023-11-11 23:45:07,845 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:45:07,848 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:45:07,852 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:45:07,853 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:45:07,858 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:45:07,862 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:45:07" (1/1) ... [2023-11-11 23:45:07,864 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c3ba109 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:07, skipping insertion in model container [2023-11-11 23:45:07,864 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:45:07" (1/1) ... [2023-11-11 23:45:07,890 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:45:08,092 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:45:08,104 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:45:08,123 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:45:08,139 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:45:08,139 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:08 WrapperNode [2023-11-11 23:45:08,140 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:45:08,142 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:45:08,142 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:45:08,142 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:45:08,150 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:08" (1/1) ... [2023-11-11 23:45:08,155 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:08" (1/1) ... [2023-11-11 23:45:08,174 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 22 [2023-11-11 23:45:08,174 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:45:08,175 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:45:08,175 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:45:08,176 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:45:08,186 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:08" (1/1) ... [2023-11-11 23:45:08,186 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:08" (1/1) ... [2023-11-11 23:45:08,186 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:08" (1/1) ... [2023-11-11 23:45:08,187 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:08" (1/1) ... [2023-11-11 23:45:08,188 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:08" (1/1) ... [2023-11-11 23:45:08,192 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:08" (1/1) ... [2023-11-11 23:45:08,193 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:08" (1/1) ... [2023-11-11 23:45:08,194 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:08" (1/1) ... [2023-11-11 23:45:08,196 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:45:08,197 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:45:08,198 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:45:08,198 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:45:08,199 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:08" (1/1) ... [2023-11-11 23:45:08,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:45:08,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b67cf765-6125-4095-8596-b55c00f270b2/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:45:08,233 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b67cf765-6125-4095-8596-b55c00f270b2/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:45:08,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b67cf765-6125-4095-8596-b55c00f270b2/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:45:08,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:45:08,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:45:08,365 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:45:08,367 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:45:08,476 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:45:08,495 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:45:08,496 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-11 23:45:08,499 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:45:08 BoogieIcfgContainer [2023-11-11 23:45:08,499 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:45:08,500 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:45:08,500 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:45:08,510 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:45:08,511 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:45:08" (1/1) ... [2023-11-11 23:45:08,520 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:45:08,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:08,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2023-11-11 23:45:08,575 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2023-11-11 23:45:08,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:45:08,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:08,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:08,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:08,813 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 23:45:08,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:08,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2023-11-11 23:45:08,938 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2023-11-11 23:45:08,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:45:08,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:08,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:08,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:09,067 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 23:45:09,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:09,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 14 states and 23 transitions. [2023-11-11 23:45:09,458 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 23 transitions. [2023-11-11 23:45:09,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:45:09,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:09,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:09,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:09,540 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:45:09,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:09,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 16 states and 25 transitions. [2023-11-11 23:45:09,746 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 25 transitions. [2023-11-11 23:45:09,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:45:09,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:09,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:09,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:09,908 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 23:45:10,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:10,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 19 states and 31 transitions. [2023-11-11 23:45:10,314 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 31 transitions. [2023-11-11 23:45:10,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:45:10,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:10,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:10,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:10,533 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 23:45:11,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:11,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 22 states and 37 transitions. [2023-11-11 23:45:11,045 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 37 transitions. [2023-11-11 23:45:11,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:45:11,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:11,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:11,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:11,266 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 23:45:11,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:11,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 25 states and 43 transitions. [2023-11-11 23:45:11,927 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 43 transitions. [2023-11-11 23:45:11,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:45:11,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:11,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:11,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:12,213 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 23:45:13,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:13,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 28 states and 49 transitions. [2023-11-11 23:45:13,027 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 49 transitions. [2023-11-11 23:45:13,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:45:13,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:13,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:13,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:13,455 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 23:45:14,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:14,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 31 states and 55 transitions. [2023-11-11 23:45:14,407 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 55 transitions. [2023-11-11 23:45:14,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:45:14,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:14,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:14,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:14,936 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 23:45:16,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:16,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 34 states and 61 transitions. [2023-11-11 23:45:16,084 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 61 transitions. [2023-11-11 23:45:16,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:45:16,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:16,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:16,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:16,722 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:45:18,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:18,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 37 states and 67 transitions. [2023-11-11 23:45:18,201 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 67 transitions. [2023-11-11 23:45:18,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:45:18,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:18,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:18,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:19,162 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:45:21,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:21,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 40 states and 73 transitions. [2023-11-11 23:45:21,003 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 73 transitions. [2023-11-11 23:45:21,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:45:21,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:21,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:21,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:22,042 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:45:24,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:24,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 43 states and 79 transitions. [2023-11-11 23:45:24,076 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 79 transitions. [2023-11-11 23:45:24,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:45:24,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:24,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:24,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:25,303 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:45:27,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:27,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 46 states and 85 transitions. [2023-11-11 23:45:27,472 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 85 transitions. [2023-11-11 23:45:27,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-11 23:45:27,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:27,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:27,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:28,881 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:45:31,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:31,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 49 states and 91 transitions. [2023-11-11 23:45:31,375 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 91 transitions. [2023-11-11 23:45:31,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-11 23:45:31,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:31,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:31,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:33,129 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:45:36,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:36,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 52 states and 97 transitions. [2023-11-11 23:45:36,193 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 97 transitions. [2023-11-11 23:45:36,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-11 23:45:36,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:36,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:36,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:38,291 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:45:41,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:41,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 55 states and 103 transitions. [2023-11-11 23:45:41,691 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 103 transitions. [2023-11-11 23:45:41,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-11 23:45:41,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:41,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:41,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:44,249 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:45:48,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:48,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 58 states and 109 transitions. [2023-11-11 23:45:48,378 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 109 transitions. [2023-11-11 23:45:48,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-11 23:45:48,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:48,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:48,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:51,198 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:45:55,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:55,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 61 states and 115 transitions. [2023-11-11 23:45:55,906 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 115 transitions. [2023-11-11 23:45:55,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-11 23:45:55,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:55,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:55,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:58,939 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 408 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.