./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_unwindbound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_c53389f1-c245-403a-a0d2-8d5fb2e3e9e3/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53389f1-c245-403a-a0d2-8d5fb2e3e9e3/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53389f1-c245-403a-a0d2-8d5fb2e3e9e3/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53389f1-c245-403a-a0d2-8d5fb2e3e9e3/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_unwindbound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53389f1-c245-403a-a0d2-8d5fb2e3e9e3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53389f1-c245-403a-a0d2-8d5fb2e3e9e3/bin/ukojak-verify-afCqCEvfdi --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 7f61497696f0e412e267c342267f07f29bf3ce290f707b3aa1a4f0ac00ff0274 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:04:54,270 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:04:54,342 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53389f1-c245-403a-a0d2-8d5fb2e3e9e3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 23:04:54,346 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:04:54,347 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:04:54,373 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:04:54,374 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:04:54,374 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:04:54,375 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:04:54,376 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:04:54,377 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:04:54,377 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:04:54,378 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:04:54,378 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:04:54,379 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:04:54,380 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:04:54,380 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:04:54,381 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:04:54,382 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:04:54,382 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:04:54,383 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:04:54,383 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:04:54,384 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:04:54,385 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:04:54,385 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:04:54,386 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:04:54,386 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:04:54,387 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:04:54,387 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:04:54,388 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:04:54,391 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:04:54,392 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:04:54,392 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:04:54,392 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:04:54,392 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:04:54,393 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_c53389f1-c245-403a-a0d2-8d5fb2e3e9e3/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53389f1-c245-403a-a0d2-8d5fb2e3e9e3/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f61497696f0e412e267c342267f07f29bf3ce290f707b3aa1a4f0ac00ff0274 [2023-11-24 23:04:54,679 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:04:54,724 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:04:54,727 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:04:54,728 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:04:54,729 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:04:54,731 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53389f1-c245-403a-a0d2-8d5fb2e3e9e3/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_unwindbound5.c [2023-11-24 23:04:57,860 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:04:58,143 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:04:58,143 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53389f1-c245-403a-a0d2-8d5fb2e3e9e3/sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_unwindbound5.c [2023-11-24 23:04:58,155 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53389f1-c245-403a-a0d2-8d5fb2e3e9e3/bin/ukojak-verify-afCqCEvfdi/data/a52418127/a6d3cc3761d74aca88df940f8b46e84b/FLAG2f8fbba19 [2023-11-24 23:04:58,173 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53389f1-c245-403a-a0d2-8d5fb2e3e9e3/bin/ukojak-verify-afCqCEvfdi/data/a52418127/a6d3cc3761d74aca88df940f8b46e84b [2023-11-24 23:04:58,180 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:04:58,183 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:04:58,187 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:04:58,188 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:04:58,194 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:04:58,197 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:04:58" (1/1) ... [2023-11-24 23:04:58,198 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e49ade0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:58, skipping insertion in model container [2023-11-24 23:04:58,199 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:04:58" (1/1) ... [2023-11-24 23:04:58,230 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:04:58,476 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:04:58,498 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:04:58,523 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:04:58,539 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:04:58,540 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:58 WrapperNode [2023-11-24 23:04:58,540 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:04:58,541 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:04:58,541 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:04:58,542 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:04:58,550 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:58" (1/1) ... [2023-11-24 23:04:58,560 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:58" (1/1) ... [2023-11-24 23:04:58,595 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 121 [2023-11-24 23:04:58,596 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:04:58,597 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:04:58,597 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:04:58,597 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:04:58,607 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:58" (1/1) ... [2023-11-24 23:04:58,607 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:58" (1/1) ... [2023-11-24 23:04:58,610 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:58" (1/1) ... [2023-11-24 23:04:58,610 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:58" (1/1) ... [2023-11-24 23:04:58,615 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:58" (1/1) ... [2023-11-24 23:04:58,618 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:58" (1/1) ... [2023-11-24 23:04:58,620 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:58" (1/1) ... [2023-11-24 23:04:58,622 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:58" (1/1) ... [2023-11-24 23:04:58,624 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:04:58,626 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:04:58,628 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:04:58,628 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:04:58,629 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:58" (1/1) ... [2023-11-24 23:04:58,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:04:58,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53389f1-c245-403a-a0d2-8d5fb2e3e9e3/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:04:58,692 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53389f1-c245-403a-a0d2-8d5fb2e3e9e3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:04:58,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53389f1-c245-403a-a0d2-8d5fb2e3e9e3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:04:58,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:04:58,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:04:58,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:04:58,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:04:58,748 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:04:58,749 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:04:58,840 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:04:58,843 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:04:59,508 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:04:59,555 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:04:59,555 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:04:59,557 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:04:59 BoogieIcfgContainer [2023-11-24 23:04:59,560 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:04:59,561 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:04:59,562 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:04:59,578 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:04:59,579 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:04:59" (1/1) ... [2023-11-24 23:04:59,589 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:04:59,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:59,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 132 states and 136 transitions. [2023-11-24 23:04:59,668 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 136 transitions. [2023-11-24 23:04:59,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 23:04:59,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:59,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:59,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:59,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:04:59,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:59,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 131 states and 135 transitions. [2023-11-24 23:04:59,884 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 135 transitions. [2023-11-24 23:04:59,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:04:59,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:59,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:59,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:59,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:04:59,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:59,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 130 states and 134 transitions. [2023-11-24 23:04:59,987 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 134 transitions. [2023-11-24 23:04:59,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:04:59,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:59,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:00,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:00,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:00,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:00,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 129 states and 133 transitions. [2023-11-24 23:05:00,265 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 133 transitions. [2023-11-24 23:05:00,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:05:00,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:00,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:00,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:00,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:00,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:00,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 128 states and 132 transitions. [2023-11-24 23:05:00,712 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 132 transitions. [2023-11-24 23:05:00,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:05:00,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:00,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:00,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:00,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:00,752 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:05:00,756 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:00,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:00,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:00,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 128 states and 131 transitions. [2023-11-24 23:05:00,783 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 131 transitions. [2023-11-24 23:05:00,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:05:00,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:00,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:00,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:00,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:01,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:01,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 130 states and 134 transitions. [2023-11-24 23:05:01,549 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 134 transitions. [2023-11-24 23:05:01,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:05:01,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:01,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:01,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:01,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:01,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:01,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 131 states and 135 transitions. [2023-11-24 23:05:01,614 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 135 transitions. [2023-11-24 23:05:01,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:05:01,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:01,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:01,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:01,638 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:01,640 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:01,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:01,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:01,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 132 states and 137 transitions. [2023-11-24 23:05:01,856 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 137 transitions. [2023-11-24 23:05:01,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:05:01,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:01,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:01,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:01,894 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:01,896 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:01,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:02,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:02,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 137 states and 145 transitions. [2023-11-24 23:05:02,404 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 145 transitions. [2023-11-24 23:05:02,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:05:02,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:02,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:02,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:02,428 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:02,429 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:02,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:02,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:02,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 138 states and 146 transitions. [2023-11-24 23:05:02,462 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 146 transitions. [2023-11-24 23:05:02,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:05:02,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:02,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:02,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:02,486 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:02,487 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:02,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:03,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:03,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 145 states and 157 transitions. [2023-11-24 23:05:03,157 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 157 transitions. [2023-11-24 23:05:03,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:05:03,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:03,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:03,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:03,180 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:03,181 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:03,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:03,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:03,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 146 states and 158 transitions. [2023-11-24 23:05:03,216 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 158 transitions. [2023-11-24 23:05:03,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:05:03,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:03,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:03,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:03,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:05:03,240 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:03,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:03,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:03,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 149 states and 163 transitions. [2023-11-24 23:05:03,511 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 163 transitions. [2023-11-24 23:05:03,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:05:03,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:03,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:03,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:03,536 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:05:03,537 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:03,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:03,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:03,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 153 states and 169 transitions. [2023-11-24 23:05:03,957 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 169 transitions. [2023-11-24 23:05:03,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:05:03,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:03,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:03,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:03,984 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:05:03,987 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:04,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:04,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:04,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 156 states and 175 transitions. [2023-11-24 23:05:04,481 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 175 transitions. [2023-11-24 23:05:04,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:05:04,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:04,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:04,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:04,505 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:05:04,508 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:04,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:05,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:05,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 160 states and 182 transitions. [2023-11-24 23:05:05,202 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 182 transitions. [2023-11-24 23:05:05,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:05:05,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:05,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:05,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:05,227 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:05:05,229 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:05,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:05,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:05,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 164 states and 188 transitions. [2023-11-24 23:05:05,872 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 188 transitions. [2023-11-24 23:05:05,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:05:05,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:05,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:05,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:05,908 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:05:05,910 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:06,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:06,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:06,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 167 states and 193 transitions. [2023-11-24 23:05:06,830 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 193 transitions. [2023-11-24 23:05:06,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:05:06,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:06,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:06,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:06,856 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:05:06,858 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:07,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:10,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:10,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 182 states and 214 transitions. [2023-11-24 23:05:10,855 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 214 transitions. [2023-11-24 23:05:10,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:05:10,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:10,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:10,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:10,887 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:05:10,890 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:11,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:15,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:15,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 198 states and 235 transitions. [2023-11-24 23:05:15,325 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 235 transitions. [2023-11-24 23:05:15,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:05:15,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:15,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:15,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:15,361 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:15,362 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:15,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:18,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:18,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 215 states and 257 transitions. [2023-11-24 23:05:18,437 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 257 transitions. [2023-11-24 23:05:18,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:05:18,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:18,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:18,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:18,468 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:18,473 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:18,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:21,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:21,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 233 states and 280 transitions. [2023-11-24 23:05:21,674 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 280 transitions. [2023-11-24 23:05:21,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:05:21,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:21,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:21,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:21,704 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:05:21,706 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:22,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:27,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:27,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 252 states and 304 transitions. [2023-11-24 23:05:27,433 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 304 transitions. [2023-11-24 23:05:27,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:05:27,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:27,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:27,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:27,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:05:27,466 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:28,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:32,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:32,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 272 states and 329 transitions. [2023-11-24 23:05:32,520 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 329 transitions. [2023-11-24 23:05:32,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:32,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:32,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:32,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:32,548 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:32,552 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:32,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:38,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:38,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 293 states and 357 transitions. [2023-11-24 23:05:38,100 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 357 transitions. [2023-11-24 23:05:38,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 23:05:38,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:38,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:38,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:38,133 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:38,134 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:38,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:44,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:44,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 315 states and 387 transitions. [2023-11-24 23:05:44,952 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 387 transitions. [2023-11-24 23:05:44,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:05:44,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:44,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:44,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:44,997 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:44,999 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:45,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:47,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:47,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 332 states and 411 transitions. [2023-11-24 23:05:47,468 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 411 transitions. [2023-11-24 23:05:47,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 23:05:47,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:47,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:47,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:47,497 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:47,506 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:47,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:47,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:47,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 333 states and 412 transitions. [2023-11-24 23:05:47,593 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 412 transitions. [2023-11-24 23:05:47,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 23:05:47,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:47,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:47,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:47,623 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:47,624 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:47,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:50,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:50,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 340 states and 426 transitions. [2023-11-24 23:05:50,049 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 426 transitions. [2023-11-24 23:05:50,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 23:05:50,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:50,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:50,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:50,072 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:50,073 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:50,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.