./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-lit/hh2012-ex1b.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bedc647-338e-465e-bae0-06e2062e4502/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bedc647-338e-465e-bae0-06e2062e4502/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bedc647-338e-465e-bae0-06e2062e4502/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bedc647-338e-465e-bae0-06e2062e4502/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-lit/hh2012-ex1b.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bedc647-338e-465e-bae0-06e2062e4502/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bedc647-338e-465e-bae0-06e2062e4502/bin/ukojak-verify-1t5iHCbJaC --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 7ce79fe11836d82ec064e02fff135ad9866417774e7d276b3384b4d4dde863b5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:05:33,443 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:05:33,533 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bedc647-338e-465e-bae0-06e2062e4502/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:05:33,538 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:05:33,538 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:05:33,562 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:05:33,563 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:05:33,564 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:05:33,565 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:05:33,565 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:05:33,566 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:05:33,567 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:05:33,567 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:05:33,568 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:05:33,568 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:05:33,569 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:05:33,569 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:05:33,570 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:05:33,570 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:05:33,571 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:05:33,571 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:05:33,572 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:05:33,572 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:05:33,573 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:05:33,573 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:05:33,574 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:05:33,574 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:05:33,574 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:05:33,575 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:05:33,575 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:05:33,576 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:05:33,576 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:05:33,577 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:05:33,577 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:05:33,577 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:05:33,578 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_6bedc647-338e-465e-bae0-06e2062e4502/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bedc647-338e-465e-bae0-06e2062e4502/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7ce79fe11836d82ec064e02fff135ad9866417774e7d276b3384b4d4dde863b5 [2023-11-23 20:05:33,869 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:05:33,902 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:05:33,904 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:05:33,906 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:05:33,906 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:05:33,908 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bedc647-338e-465e-bae0-06e2062e4502/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/loop-lit/hh2012-ex1b.i [2023-11-23 20:05:36,995 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:05:37,275 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:05:37,276 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bedc647-338e-465e-bae0-06e2062e4502/sv-benchmarks/c/loop-lit/hh2012-ex1b.i [2023-11-23 20:05:37,284 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bedc647-338e-465e-bae0-06e2062e4502/bin/ukojak-verify-1t5iHCbJaC/data/e292d5a1a/d7ce6e39a9b945e08651583bb98e5ba0/FLAG25b5b58c8 [2023-11-23 20:05:37,301 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bedc647-338e-465e-bae0-06e2062e4502/bin/ukojak-verify-1t5iHCbJaC/data/e292d5a1a/d7ce6e39a9b945e08651583bb98e5ba0 [2023-11-23 20:05:37,304 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:05:37,306 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:05:37,307 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:05:37,308 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:05:37,314 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:05:37,315 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:05:37" (1/1) ... [2023-11-23 20:05:37,316 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@373339db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:37, skipping insertion in model container [2023-11-23 20:05:37,316 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:05:37" (1/1) ... [2023-11-23 20:05:37,341 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:05:37,631 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:05:37,645 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:05:37,669 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:05:37,687 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:05:37,688 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:37 WrapperNode [2023-11-23 20:05:37,688 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:05:37,690 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:05:37,691 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:05:37,691 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:05:37,701 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:37" (1/1) ... [2023-11-23 20:05:37,708 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:37" (1/1) ... [2023-11-23 20:05:37,731 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 43 [2023-11-23 20:05:37,731 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:05:37,732 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:05:37,733 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:05:37,733 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:05:37,743 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:37" (1/1) ... [2023-11-23 20:05:37,744 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:37" (1/1) ... [2023-11-23 20:05:37,746 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:37" (1/1) ... [2023-11-23 20:05:37,747 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:37" (1/1) ... [2023-11-23 20:05:37,759 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:37" (1/1) ... [2023-11-23 20:05:37,764 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:37" (1/1) ... [2023-11-23 20:05:37,766 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:37" (1/1) ... [2023-11-23 20:05:37,767 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:37" (1/1) ... [2023-11-23 20:05:37,776 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:05:37,778 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:05:37,778 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:05:37,778 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:05:37,779 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:37" (1/1) ... [2023-11-23 20:05:37,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:05:37,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bedc647-338e-465e-bae0-06e2062e4502/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:05:37,815 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bedc647-338e-465e-bae0-06e2062e4502/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:05:37,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bedc647-338e-465e-bae0-06e2062e4502/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:05:37,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:05:37,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:05:37,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:05:37,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:05:37,857 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:05:37,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:05:37,920 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:05:37,922 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:05:38,059 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:05:38,106 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:05:38,106 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:05:38,108 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:05:38 BoogieIcfgContainer [2023-11-23 20:05:38,108 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:05:38,109 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:05:38,109 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:05:38,120 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:05:38,120 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:05:38" (1/1) ... [2023-11-23 20:05:38,128 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:05:38,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:38,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2023-11-23 20:05:38,183 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2023-11-23 20:05:38,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:05:38,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:38,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:38,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:38,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:38,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:38,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 23 states and 28 transitions. [2023-11-23 20:05:38,554 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2023-11-23 20:05:38,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:05:38,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:38,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:38,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:38,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:38,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:38,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 24 states and 29 transitions. [2023-11-23 20:05:38,671 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2023-11-23 20:05:38,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:05:38,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:38,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:38,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:38,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:38,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:38,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 27 states and 34 transitions. [2023-11-23 20:05:38,944 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 34 transitions. [2023-11-23 20:05:38,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:05:38,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:38,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:38,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:39,066 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:05:39,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:39,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 26 states and 33 transitions. [2023-11-23 20:05:39,191 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2023-11-23 20:05:39,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:05:39,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:39,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:39,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:39,408 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:05:39,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:39,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 28 states and 36 transitions. [2023-11-23 20:05:39,510 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 36 transitions. [2023-11-23 20:05:39,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:05:39,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:39,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:39,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:39,705 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:05:39,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:39,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 24 states and 29 transitions. [2023-11-23 20:05:39,775 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2023-11-23 20:05:39,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:05:39,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:39,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:39,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:39,915 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:05:40,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:40,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 47 transitions. [2023-11-23 20:05:40,500 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 47 transitions. [2023-11-23 20:05:40,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:05:40,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:40,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:40,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:40,564 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:05:40,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:40,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 38 states and 48 transitions. [2023-11-23 20:05:40,585 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 48 transitions. [2023-11-23 20:05:40,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:05:40,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:40,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:40,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:40,857 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-23 20:05:41,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:41,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 42 states and 53 transitions. [2023-11-23 20:05:41,215 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 53 transitions. [2023-11-23 20:05:41,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:05:41,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:41,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:41,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:41,488 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 31 proven. 15 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2023-11-23 20:05:41,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:41,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 46 states and 58 transitions. [2023-11-23 20:05:41,934 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2023-11-23 20:05:41,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:05:41,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:41,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:41,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:42,213 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 40 proven. 28 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2023-11-23 20:05:42,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:42,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 50 states and 63 transitions. [2023-11-23 20:05:42,723 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 63 transitions. [2023-11-23 20:05:42,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:05:42,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:42,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:42,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:43,017 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 49 proven. 45 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2023-11-23 20:05:43,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:43,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 54 states and 68 transitions. [2023-11-23 20:05:43,561 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 68 transitions. [2023-11-23 20:05:43,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-23 20:05:43,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:43,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:43,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:43,946 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 58 proven. 66 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2023-11-23 20:05:44,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:44,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 58 states and 73 transitions. [2023-11-23 20:05:44,546 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 73 transitions. [2023-11-23 20:05:44,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-23 20:05:44,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:44,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:44,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:44,992 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 67 proven. 91 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2023-11-23 20:05:45,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:45,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 62 states and 78 transitions. [2023-11-23 20:05:45,618 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 78 transitions. [2023-11-23 20:05:45,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-23 20:05:45,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:45,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:45,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:46,068 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 76 proven. 120 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2023-11-23 20:05:46,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:46,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 66 states and 83 transitions. [2023-11-23 20:05:46,715 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 83 transitions. [2023-11-23 20:05:46,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-23 20:05:46,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:46,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:46,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:47,175 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 85 proven. 153 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2023-11-23 20:05:47,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:47,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 70 states and 88 transitions. [2023-11-23 20:05:47,900 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 88 transitions. [2023-11-23 20:05:47,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-23 20:05:47,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:47,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:47,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:48,449 INFO L134 CoverageAnalysis]: Checked inductivity of 503 backedges. 94 proven. 190 refuted. 0 times theorem prover too weak. 219 trivial. 0 not checked. [2023-11-23 20:05:49,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:49,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 74 states and 93 transitions. [2023-11-23 20:05:49,277 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 93 transitions. [2023-11-23 20:05:49,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-11-23 20:05:49,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:49,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:49,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:49,840 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 103 proven. 231 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2023-11-23 20:05:50,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:50,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 78 states and 98 transitions. [2023-11-23 20:05:50,684 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 98 transitions. [2023-11-23 20:05:50,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-23 20:05:50,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:50,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:50,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:51,278 INFO L134 CoverageAnalysis]: Checked inductivity of 669 backedges. 112 proven. 276 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2023-11-23 20:05:52,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:52,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 82 states and 103 transitions. [2023-11-23 20:05:52,214 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 103 transitions. [2023-11-23 20:05:52,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-23 20:05:52,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:52,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:52,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:52,851 INFO L134 CoverageAnalysis]: Checked inductivity of 761 backedges. 121 proven. 325 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2023-11-23 20:05:53,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:53,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 86 states and 108 transitions. [2023-11-23 20:05:53,841 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 108 transitions. [2023-11-23 20:05:53,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-23 20:05:53,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:53,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:53,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:54,618 INFO L134 CoverageAnalysis]: Checked inductivity of 859 backedges. 130 proven. 378 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2023-11-23 20:05:55,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:55,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 90 states and 113 transitions. [2023-11-23 20:05:55,609 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 113 transitions. [2023-11-23 20:05:55,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-11-23 20:05:55,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:55,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:55,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:56,405 INFO L134 CoverageAnalysis]: Checked inductivity of 963 backedges. 139 proven. 435 refuted. 0 times theorem prover too weak. 389 trivial. 0 not checked. [2023-11-23 20:05:57,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:57,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 94 states and 118 transitions. [2023-11-23 20:05:57,512 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 118 transitions. [2023-11-23 20:05:57,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-23 20:05:57,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:57,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:57,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:58,274 INFO L134 CoverageAnalysis]: Checked inductivity of 1073 backedges. 148 proven. 496 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2023-11-23 20:05:59,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:59,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 98 states and 123 transitions. [2023-11-23 20:05:59,453 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 123 transitions. [2023-11-23 20:05:59,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-23 20:05:59,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:59,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:59,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:00,324 INFO L134 CoverageAnalysis]: Checked inductivity of 1189 backedges. 157 proven. 561 refuted. 0 times theorem prover too weak. 471 trivial. 0 not checked. [2023-11-23 20:06:01,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:01,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 102 states and 128 transitions. [2023-11-23 20:06:01,541 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 128 transitions. [2023-11-23 20:06:01,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-11-23 20:06:01,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:01,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:01,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:02,415 INFO L134 CoverageAnalysis]: Checked inductivity of 1311 backedges. 166 proven. 630 refuted. 0 times theorem prover too weak. 515 trivial. 0 not checked. [2023-11-23 20:06:03,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:03,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 106 states and 133 transitions. [2023-11-23 20:06:03,661 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 133 transitions. [2023-11-23 20:06:03,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-11-23 20:06:03,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:03,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:03,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:04,626 INFO L134 CoverageAnalysis]: Checked inductivity of 1439 backedges. 175 proven. 703 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2023-11-23 20:06:05,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:05,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 110 states and 138 transitions. [2023-11-23 20:06:05,719 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 138 transitions. [2023-11-23 20:06:05,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-11-23 20:06:05,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:05,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:05,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:06,587 INFO L134 CoverageAnalysis]: Checked inductivity of 1573 backedges. 184 proven. 780 refuted. 0 times theorem prover too weak. 609 trivial. 0 not checked. [2023-11-23 20:06:07,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:07,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 114 states and 143 transitions. [2023-11-23 20:06:07,705 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 143 transitions. [2023-11-23 20:06:07,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-23 20:06:07,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:07,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:07,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:08,638 INFO L134 CoverageAnalysis]: Checked inductivity of 1713 backedges. 193 proven. 861 refuted. 0 times theorem prover too weak. 659 trivial. 0 not checked. [2023-11-23 20:06:09,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:09,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 118 states and 148 transitions. [2023-11-23 20:06:09,808 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 148 transitions. [2023-11-23 20:06:09,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-11-23 20:06:09,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:09,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:09,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:10,810 INFO L134 CoverageAnalysis]: Checked inductivity of 1859 backedges. 202 proven. 946 refuted. 0 times theorem prover too weak. 711 trivial. 0 not checked. [2023-11-23 20:06:11,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:11,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 122 states and 153 transitions. [2023-11-23 20:06:11,959 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 153 transitions. [2023-11-23 20:06:11,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-11-23 20:06:11,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:11,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:11,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:12,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2011 backedges. 211 proven. 1035 refuted. 0 times theorem prover too weak. 765 trivial. 0 not checked. [2023-11-23 20:06:14,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:14,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 126 states and 158 transitions. [2023-11-23 20:06:14,160 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 158 transitions. [2023-11-23 20:06:14,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-23 20:06:14,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:14,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:14,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:15,375 INFO L134 CoverageAnalysis]: Checked inductivity of 2169 backedges. 220 proven. 1128 refuted. 0 times theorem prover too weak. 821 trivial. 0 not checked. [2023-11-23 20:06:16,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:16,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 130 states and 163 transitions. [2023-11-23 20:06:16,617 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 163 transitions. [2023-11-23 20:06:16,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-23 20:06:16,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:16,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:16,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:17,585 INFO L134 CoverageAnalysis]: Checked inductivity of 2333 backedges. 229 proven. 1225 refuted. 0 times theorem prover too weak. 879 trivial. 0 not checked. [2023-11-23 20:06:18,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:18,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 134 states and 168 transitions. [2023-11-23 20:06:18,900 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 168 transitions. [2023-11-23 20:06:18,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-11-23 20:06:18,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:18,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:18,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat