./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10b030be-879f-4660-abfe-babd608d9bfb/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10b030be-879f-4660-abfe-babd608d9bfb/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_10b030be-879f-4660-abfe-babd608d9bfb/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10b030be-879f-4660-abfe-babd608d9bfb/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10b030be-879f-4660-abfe-babd608d9bfb/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_10b030be-879f-4660-abfe-babd608d9bfb/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 91dfff3356c8586e4ab54260d22ce3d78ead2ec4d531619c6564036666f10187 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:11:19,648 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:11:19,798 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10b030be-879f-4660-abfe-babd608d9bfb/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:11:19,809 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:11:19,810 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:11:19,866 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:11:19,867 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:11:19,868 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:11:19,869 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:11:19,876 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:11:19,878 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:11:19,879 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:11:19,879 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:11:19,882 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:11:19,882 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:11:19,883 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:11:19,884 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:11:19,884 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:11:19,885 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:11:19,886 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:11:19,886 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:11:19,887 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:11:19,890 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:11:19,890 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:11:19,892 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:11:19,892 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:11:19,893 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:11:19,894 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:11:19,895 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:11:19,896 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:11:19,898 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:11:19,898 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:11:19,899 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:11:19,899 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:11:19,900 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:11:19,900 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_10b030be-879f-4660-abfe-babd608d9bfb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10b030be-879f-4660-abfe-babd608d9bfb/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 91dfff3356c8586e4ab54260d22ce3d78ead2ec4d531619c6564036666f10187 [2023-11-24 22:11:20,292 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:11:20,320 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:11:20,324 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:11:20,325 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:11:20,326 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:11:20,328 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10b030be-879f-4660-abfe-babd608d9bfb/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound10.c [2023-11-24 22:11:23,811 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:11:24,052 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:11:24,053 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10b030be-879f-4660-abfe-babd608d9bfb/sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound10.c [2023-11-24 22:11:24,063 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10b030be-879f-4660-abfe-babd608d9bfb/bin/ukojak-verify-afCqCEvfdi/data/2348973f9/82408ba9f82d40bca72a72fa4f268fad/FLAGf31588568 [2023-11-24 22:11:24,082 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10b030be-879f-4660-abfe-babd608d9bfb/bin/ukojak-verify-afCqCEvfdi/data/2348973f9/82408ba9f82d40bca72a72fa4f268fad [2023-11-24 22:11:24,085 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:11:24,087 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:11:24,089 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:11:24,090 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:11:24,096 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:11:24,097 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:24" (1/1) ... [2023-11-24 22:11:24,099 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e461c01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:24, skipping insertion in model container [2023-11-24 22:11:24,099 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:24" (1/1) ... [2023-11-24 22:11:24,129 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:11:24,402 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:11:24,419 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:11:24,464 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:11:24,490 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:11:24,491 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:24 WrapperNode [2023-11-24 22:11:24,491 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:11:24,493 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:11:24,493 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:11:24,494 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:11:24,504 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:24" (1/1) ... [2023-11-24 22:11:24,514 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:24" (1/1) ... [2023-11-24 22:11:24,552 INFO L138 Inliner]: procedures = 14, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 76 [2023-11-24 22:11:24,553 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:11:24,554 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:11:24,554 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:11:24,555 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:11:24,569 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:24" (1/1) ... [2023-11-24 22:11:24,569 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:24" (1/1) ... [2023-11-24 22:11:24,583 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:24" (1/1) ... [2023-11-24 22:11:24,584 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:24" (1/1) ... [2023-11-24 22:11:24,590 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:24" (1/1) ... [2023-11-24 22:11:24,604 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:24" (1/1) ... [2023-11-24 22:11:24,606 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:24" (1/1) ... [2023-11-24 22:11:24,608 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:24" (1/1) ... [2023-11-24 22:11:24,611 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:11:24,612 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:11:24,612 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:11:24,612 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:11:24,613 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:24" (1/1) ... [2023-11-24 22:11:24,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:11:24,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10b030be-879f-4660-abfe-babd608d9bfb/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:11:24,673 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10b030be-879f-4660-abfe-babd608d9bfb/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:11:24,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10b030be-879f-4660-abfe-babd608d9bfb/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:11:24,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:11:24,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:11:24,735 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:11:24,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:11:24,735 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:11:24,736 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:11:24,837 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:11:24,841 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:11:25,162 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:11:25,287 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:11:25,287 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 22:11:25,290 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:11:25 BoogieIcfgContainer [2023-11-24 22:11:25,290 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:11:25,292 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:11:25,292 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:11:25,305 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:11:25,306 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:11:25" (1/1) ... [2023-11-24 22:11:25,319 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:11:25,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:25,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2023-11-24 22:11:25,418 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2023-11-24 22:11:25,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:11:25,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:25,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:25,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:25,700 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 22:11:25,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:25,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 39 transitions. [2023-11-24 22:11:25,753 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2023-11-24 22:11:25,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:11:25,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:25,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:25,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:25,851 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 22:11:25,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:25,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 40 transitions. [2023-11-24 22:11:25,870 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2023-11-24 22:11:25,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:11:25,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:25,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:25,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:26,023 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 22:11:26,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:26,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 30 states and 40 transitions. [2023-11-24 22:11:26,073 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 40 transitions. [2023-11-24 22:11:26,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:11:26,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:26,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:26,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:26,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:11:26,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:26,399 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:26,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:26,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 38 states and 62 transitions. [2023-11-24 22:11:26,652 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 62 transitions. [2023-11-24 22:11:26,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:11:26,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:26,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:26,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:26,715 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:11:26,718 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:26,863 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:27,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:27,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 46 states and 82 transitions. [2023-11-24 22:11:27,396 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 82 transitions. [2023-11-24 22:11:27,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:11:27,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:27,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:27,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:27,478 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:11:27,485 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:27,637 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:28,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:28,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 55 states and 105 transitions. [2023-11-24 22:11:28,176 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 105 transitions. [2023-11-24 22:11:28,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:11:28,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:28,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:28,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:28,260 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:11:28,262 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:28,415 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:28,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:28,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 58 states and 109 transitions. [2023-11-24 22:11:28,769 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 109 transitions. [2023-11-24 22:11:28,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:11:28,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:28,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:28,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:28,812 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:11:28,813 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:28,935 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:29,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:29,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 62 states and 116 transitions. [2023-11-24 22:11:29,426 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 116 transitions. [2023-11-24 22:11:29,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 22:11:29,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:29,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:29,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:29,476 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:11:29,478 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:29,613 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 22:11:30,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:30,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 69 states and 136 transitions. [2023-11-24 22:11:30,037 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 136 transitions. [2023-11-24 22:11:30,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:11:30,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:30,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:30,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:30,115 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 22:11:30,121 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:30,328 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 22:11:30,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:30,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 76 states and 149 transitions. [2023-11-24 22:11:30,782 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 149 transitions. [2023-11-24 22:11:30,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:11:30,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:30,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:30,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:30,827 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 22:11:30,830 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:30,951 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:11:31,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:31,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 78 states and 150 transitions. [2023-11-24 22:11:31,225 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 150 transitions. [2023-11-24 22:11:31,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 22:11:31,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:31,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:31,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:31,291 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 22:11:31,301 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:31,410 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:11:31,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:31,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 84 states and 163 transitions. [2023-11-24 22:11:31,741 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 163 transitions. [2023-11-24 22:11:31,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 22:11:31,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:31,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:31,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:31,792 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 22:11:31,795 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:31,936 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:11:32,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:32,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 88 states and 171 transitions. [2023-11-24 22:11:32,326 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 171 transitions. [2023-11-24 22:11:32,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:11:32,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:32,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:32,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:32,384 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:11:32,395 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:32,708 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 22:11:33,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:33,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 97 states and 196 transitions. [2023-11-24 22:11:33,293 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 196 transitions. [2023-11-24 22:11:33,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 22:11:33,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:33,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:33,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:33,356 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:11:33,359 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:33,598 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:11:33,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:33,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 97 states and 192 transitions. [2023-11-24 22:11:33,872 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 192 transitions. [2023-11-24 22:11:33,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:11:33,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:33,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:33,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:33,932 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:11:33,935 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:34,075 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 6 proven. 72 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:11:34,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:34,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 101 states and 194 transitions. [2023-11-24 22:11:34,466 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 194 transitions. [2023-11-24 22:11:34,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:11:34,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:34,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:34,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:34,513 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:11:34,515 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:34,757 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:11:35,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:35,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 107 states and 212 transitions. [2023-11-24 22:11:35,520 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 212 transitions. [2023-11-24 22:11:35,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 22:11:35,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:35,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:35,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:35,581 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:11:35,587 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:35,735 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:11:36,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:36,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 111 states and 222 transitions. [2023-11-24 22:11:36,217 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 222 transitions. [2023-11-24 22:11:36,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 22:11:36,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:36,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:36,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:36,284 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-24 22:11:36,286 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:36,499 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:11:37,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:37,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 120 states and 246 transitions. [2023-11-24 22:11:37,050 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 246 transitions. [2023-11-24 22:11:37,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:11:37,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:37,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:37,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:37,112 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-24 22:11:37,115 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:37,683 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-24 22:11:38,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:38,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 120 states and 245 transitions. [2023-11-24 22:11:38,497 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 245 transitions. [2023-11-24 22:11:38,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:11:38,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:38,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:38,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:38,555 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-24 22:11:38,558 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:38,757 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-24 22:11:39,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:39,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 126 states and 257 transitions. [2023-11-24 22:11:39,464 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 257 transitions. [2023-11-24 22:11:39,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 22:11:39,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:39,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:39,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:39,555 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 22:11:39,559 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:39,899 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-24 22:11:40,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:40,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 132 states and 274 transitions. [2023-11-24 22:11:40,842 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 274 transitions. [2023-11-24 22:11:40,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:11:40,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:40,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:40,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:40,917 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-24 22:11:40,920 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:41,440 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 150 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-24 22:11:42,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:42,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 139 states and 282 transitions. [2023-11-24 22:11:42,285 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 282 transitions. [2023-11-24 22:11:42,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 22:11:42,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:42,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:42,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:42,356 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 22:11:42,359 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:42,526 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-24 22:11:43,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:43,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 143 states and 294 transitions. [2023-11-24 22:11:43,029 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 294 transitions. [2023-11-24 22:11:43,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-24 22:11:43,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:43,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:43,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:43,091 INFO L262 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-24 22:11:43,093 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:43,651 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 260 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-24 22:11:44,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:44,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 143 states and 290 transitions. [2023-11-24 22:11:44,037 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 290 transitions. [2023-11-24 22:11:44,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-24 22:11:44,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:44,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:44,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:44,104 INFO L262 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-24 22:11:44,107 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:44,425 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 260 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-24 22:11:44,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:44,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 143 states and 288 transitions. [2023-11-24 22:11:44,958 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 288 transitions. [2023-11-24 22:11:44,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-24 22:11:44,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:44,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:45,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:45,035 INFO L262 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-24 22:11:45,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:45,233 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 260 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-24 22:11:45,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:45,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 143 states and 287 transitions. [2023-11-24 22:11:45,614 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 287 transitions. [2023-11-24 22:11:45,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-24 22:11:45,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:45,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:45,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:45,688 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-24 22:11:45,690 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:46,150 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 15 proven. 260 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-24 22:11:46,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:46,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 146 states and 291 transitions. [2023-11-24 22:11:46,778 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 291 transitions. [2023-11-24 22:11:46,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-24 22:11:46,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:46,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:46,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:46,840 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-24 22:11:46,843 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:47,240 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-24 22:11:47,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:47,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 155 states and 316 transitions. [2023-11-24 22:11:47,942 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 316 transitions. [2023-11-24 22:11:47,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-24 22:11:47,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:47,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:47,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:47,997 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-24 22:11:47,999 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:48,250 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 280 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-24 22:11:49,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:49,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 165 states and 347 transitions. [2023-11-24 22:11:49,305 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 347 transitions. [2023-11-24 22:11:49,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-24 22:11:49,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:49,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:49,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:49,385 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-24 22:11:49,388 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:49,755 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:11:50,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:50,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 174 states and 371 transitions. [2023-11-24 22:11:50,424 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 371 transitions. [2023-11-24 22:11:50,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-24 22:11:50,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:50,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:50,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:50,490 INFO L262 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-24 22:11:50,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:50,958 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 390 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-24 22:11:51,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:51,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 174 states and 369 transitions. [2023-11-24 22:11:51,737 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 369 transitions. [2023-11-24 22:11:51,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-24 22:11:51,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:51,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:51,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:51,806 INFO L262 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-24 22:11:51,810 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:51,979 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 390 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-24 22:11:53,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:53,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 184 states and 392 transitions. [2023-11-24 22:11:53,689 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 392 transitions. [2023-11-24 22:11:53,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-24 22:11:53,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:53,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:53,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:53,746 INFO L262 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-24 22:11:53,749 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:53,886 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 15 proven. 375 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-24 22:11:54,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:54,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 188 states and 394 transitions. [2023-11-24 22:11:54,575 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 394 transitions. [2023-11-24 22:11:54,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-24 22:11:54,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:54,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:54,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:54,640 INFO L262 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-24 22:11:54,643 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:54,923 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 18 proven. 390 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-24 22:11:55,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:55,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 191 states and 397 transitions. [2023-11-24 22:11:55,386 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 397 transitions. [2023-11-24 22:11:55,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-24 22:11:55,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:55,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:55,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:55,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-24 22:11:55,467 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:55,856 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 0 proven. 414 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-24 22:11:57,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:57,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 198 states and 428 transitions. [2023-11-24 22:11:57,147 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 428 transitions. [2023-11-24 22:11:57,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-24 22:11:57,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:57,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:57,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:57,205 INFO L262 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-24 22:11:57,207 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:57,366 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 0 proven. 414 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-24 22:11:57,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:57,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 201 states and 430 transitions. [2023-11-24 22:11:57,911 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 430 transitions. [2023-11-24 22:11:57,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-24 22:11:57,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:57,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:57,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:57,984 INFO L262 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-24 22:11:57,986 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:58,360 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:11:59,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:59,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 210 states and 454 transitions. [2023-11-24 22:11:59,090 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 454 transitions. [2023-11-24 22:11:59,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-24 22:11:59,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:59,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:59,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:59,153 INFO L262 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-24 22:11:59,155 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:59,620 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 546 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-24 22:12:00,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:00,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 210 states and 451 transitions. [2023-11-24 22:12:00,420 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 451 transitions. [2023-11-24 22:12:00,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-11-24 22:12:00,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:00,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:00,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:00,491 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-24 22:12:00,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:00,643 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 18 proven. 528 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-24 22:12:01,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:01,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 214 states and 453 transitions. [2023-11-24 22:12:01,158 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 453 transitions. [2023-11-24 22:12:01,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-11-24 22:12:01,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:01,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:01,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:01,228 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 22:12:01,232 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:01,654 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 0 proven. 567 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-24 22:12:02,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:02,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 214 states and 451 transitions. [2023-11-24 22:12:02,359 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 451 transitions. [2023-11-24 22:12:02,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-24 22:12:02,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:02,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:02,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:02,428 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 22:12:02,430 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:02,635 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 0 proven. 574 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-24 22:12:03,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:03,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 221 states and 485 transitions. [2023-11-24 22:12:03,383 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 485 transitions. [2023-11-24 22:12:03,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-24 22:12:03,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:03,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:03,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:03,447 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 22:12:03,450 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:03,665 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 0 proven. 574 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-24 22:12:04,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:04,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 224 states and 487 transitions. [2023-11-24 22:12:04,231 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 487 transitions. [2023-11-24 22:12:04,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-24 22:12:04,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:04,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:04,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:04,313 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-24 22:12:04,316 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:04,750 INFO L134 CoverageAnalysis]: Checked inductivity of 562 backedges. 0 proven. 540 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-24 22:12:05,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:05,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 233 states and 511 transitions. [2023-11-24 22:12:05,541 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 511 transitions. [2023-11-24 22:12:05,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-24 22:12:05,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:05,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:05,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:05,659 INFO L262 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 22:12:05,662 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:06,862 INFO L134 CoverageAnalysis]: Checked inductivity of 776 backedges. 728 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-24 22:12:08,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:08,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 233 states and 482 transitions. [2023-11-24 22:12:08,781 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 482 transitions. [2023-11-24 22:12:08,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-24 22:12:08,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:08,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:08,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:08,861 INFO L262 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-24 22:12:08,865 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:09,257 INFO L134 CoverageAnalysis]: Checked inductivity of 800 backedges. 24 proven. 728 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked.