./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound20.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_be23e076-5a37-429b-9dd0-4e8481671fee/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be23e076-5a37-429b-9dd0-4e8481671fee/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_be23e076-5a37-429b-9dd0-4e8481671fee/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be23e076-5a37-429b-9dd0-4e8481671fee/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be23e076-5a37-429b-9dd0-4e8481671fee/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_be23e076-5a37-429b-9dd0-4e8481671fee/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 1fbe6596ea58bb65874b731661e9f9f596a91893af06dcebaa497157579c7f46 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:11:13,519 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:11:13,661 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be23e076-5a37-429b-9dd0-4e8481671fee/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:11:13,668 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:11:13,669 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:11:13,706 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:11:13,707 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:11:13,708 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:11:13,709 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:11:13,714 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:11:13,715 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:11:13,716 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:11:13,716 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:11:13,718 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:11:13,719 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:11:13,719 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:11:13,719 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:11:13,720 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:11:13,720 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:11:13,721 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:11:13,721 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:11:13,722 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:11:13,722 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:11:13,722 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:11:13,723 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:11:13,724 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:11:13,724 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:11:13,725 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:11:13,725 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:11:13,726 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:11:13,727 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:11:13,727 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:11:13,727 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:11:13,728 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:11:13,728 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:11:13,728 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_be23e076-5a37-429b-9dd0-4e8481671fee/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be23e076-5a37-429b-9dd0-4e8481671fee/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1fbe6596ea58bb65874b731661e9f9f596a91893af06dcebaa497157579c7f46 [2023-11-24 22:11:14,037 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:11:14,070 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:11:14,073 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:11:14,074 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:11:14,075 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:11:14,076 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be23e076-5a37-429b-9dd0-4e8481671fee/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound20.c [2023-11-24 22:11:17,014 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:11:17,270 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:11:17,270 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be23e076-5a37-429b-9dd0-4e8481671fee/sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound20.c [2023-11-24 22:11:17,277 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be23e076-5a37-429b-9dd0-4e8481671fee/bin/ukojak-verify-afCqCEvfdi/data/c6d21ac5d/486c70addb5842a39b635351c395d4a0/FLAG94ed22890 [2023-11-24 22:11:17,299 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be23e076-5a37-429b-9dd0-4e8481671fee/bin/ukojak-verify-afCqCEvfdi/data/c6d21ac5d/486c70addb5842a39b635351c395d4a0 [2023-11-24 22:11:17,304 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:11:17,306 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:11:17,310 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:11:17,310 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:11:17,316 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:11:17,316 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:17" (1/1) ... [2023-11-24 22:11:17,317 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31362724 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:17, skipping insertion in model container [2023-11-24 22:11:17,318 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:17" (1/1) ... [2023-11-24 22:11:17,343 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:11:17,561 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:11:17,572 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:11:17,613 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:11:17,629 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:11:17,630 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:17 WrapperNode [2023-11-24 22:11:17,630 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:11:17,631 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:11:17,631 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:11:17,632 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:11:17,639 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:17" (1/1) ... [2023-11-24 22:11:17,646 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:17" (1/1) ... [2023-11-24 22:11:17,678 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 104 [2023-11-24 22:11:17,682 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:11:17,682 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:11:17,683 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:11:17,683 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:11:17,692 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:17" (1/1) ... [2023-11-24 22:11:17,692 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:17" (1/1) ... [2023-11-24 22:11:17,694 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:17" (1/1) ... [2023-11-24 22:11:17,695 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:17" (1/1) ... [2023-11-24 22:11:17,699 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:17" (1/1) ... [2023-11-24 22:11:17,702 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:17" (1/1) ... [2023-11-24 22:11:17,712 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:17" (1/1) ... [2023-11-24 22:11:17,714 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:17" (1/1) ... [2023-11-24 22:11:17,717 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:11:17,728 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:11:17,728 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:11:17,728 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:11:17,729 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:17" (1/1) ... [2023-11-24 22:11:17,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:11:17,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be23e076-5a37-429b-9dd0-4e8481671fee/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:11:17,777 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be23e076-5a37-429b-9dd0-4e8481671fee/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:11:17,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be23e076-5a37-429b-9dd0-4e8481671fee/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:11:17,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:11:17,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:11:17,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:11:17,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:11:17,812 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:11:17,812 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:11:17,876 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:11:17,878 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:11:18,371 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:11:18,417 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:11:18,417 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:11:18,419 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:11:18 BoogieIcfgContainer [2023-11-24 22:11:18,419 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:11:18,420 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:11:18,420 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:11:18,430 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:11:18,431 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:11:18" (1/1) ... [2023-11-24 22:11:18,440 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:11:18,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:18,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 130 states and 133 transitions. [2023-11-24 22:11:18,499 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 133 transitions. [2023-11-24 22:11:18,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:11:18,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:18,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:18,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:18,659 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 22:11:18,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:18,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 132 states and 135 transitions. [2023-11-24 22:11:18,727 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 135 transitions. [2023-11-24 22:11:18,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:11:18,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:18,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:18,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:18,815 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 22:11:18,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:18,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 135 states and 139 transitions. [2023-11-24 22:11:18,888 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 139 transitions. [2023-11-24 22:11:18,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:11:18,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:18,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:18,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:18,917 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 22:11:18,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:18,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 134 states and 138 transitions. [2023-11-24 22:11:18,927 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 138 transitions. [2023-11-24 22:11:18,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:11:18,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:18,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:18,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:18,967 INFO L262 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:11:18,973 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:19,002 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 22:11:19,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:19,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 139 states and 146 transitions. [2023-11-24 22:11:19,163 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 146 transitions. [2023-11-24 22:11:19,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:11:19,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:19,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:19,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:19,203 INFO L262 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:11:19,204 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:19,222 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 22:11:19,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:19,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 140 states and 147 transitions. [2023-11-24 22:11:19,249 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 147 transitions. [2023-11-24 22:11:19,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:11:19,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:19,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:19,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:19,291 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:19,292 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:19,323 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 22:11:19,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:19,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 141 states and 149 transitions. [2023-11-24 22:11:19,361 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 149 transitions. [2023-11-24 22:11:19,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:11:19,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:19,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:19,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:19,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:11:19,381 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:19,383 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 22:11:19,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:19,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 140 states and 148 transitions. [2023-11-24 22:11:19,390 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 148 transitions. [2023-11-24 22:11:19,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:11:19,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:19,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:19,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:19,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:11:19,453 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:19,490 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 22:11:19,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:19,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 143 states and 151 transitions. [2023-11-24 22:11:19,578 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 151 transitions. [2023-11-24 22:11:19,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:11:19,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:19,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:19,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:19,599 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:11:19,600 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:19,656 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 22:11:19,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:19,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 151 states and 160 transitions. [2023-11-24 22:11:19,801 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 160 transitions. [2023-11-24 22:11:19,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:11:19,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:19,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:19,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:19,833 INFO L262 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:19,834 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:19,858 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 22:11:20,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:20,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 159 states and 170 transitions. [2023-11-24 22:11:20,045 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 170 transitions. [2023-11-24 22:11:20,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:11:20,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:20,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:20,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:20,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:20,086 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:20,300 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 22:11:20,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:20,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 162 states and 176 transitions. [2023-11-24 22:11:20,531 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 176 transitions. [2023-11-24 22:11:20,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:11:20,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:20,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:20,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:20,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:20,551 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:20,576 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 22:11:20,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:20,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 166 states and 182 transitions. [2023-11-24 22:11:20,741 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 182 transitions. [2023-11-24 22:11:20,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:11:20,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:20,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:20,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:20,760 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:11:20,760 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:20,762 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 22:11:20,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:20,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 165 states and 181 transitions. [2023-11-24 22:11:20,786 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 181 transitions. [2023-11-24 22:11:20,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:11:20,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:20,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:20,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:20,822 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:11:20,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:20,846 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 22:11:20,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:20,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 168 states and 184 transitions. [2023-11-24 22:11:20,870 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 184 transitions. [2023-11-24 22:11:20,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:11:20,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:20,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:20,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:20,889 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:11:20,890 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:20,915 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 22:11:20,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:20,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 169 states and 185 transitions. [2023-11-24 22:11:20,931 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 185 transitions. [2023-11-24 22:11:20,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:11:20,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:20,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:20,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:20,949 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:11:20,950 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:20,977 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 22:11:20,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:20,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 170 states and 186 transitions. [2023-11-24 22:11:20,993 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 186 transitions. [2023-11-24 22:11:20,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:11:20,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:20,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:21,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:21,013 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:11:21,014 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:21,182 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 22:11:21,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:21,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 178 states and 195 transitions. [2023-11-24 22:11:21,420 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 195 transitions. [2023-11-24 22:11:21,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:11:21,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:21,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:21,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:21,442 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:11:21,443 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:21,776 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 22:11:22,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:22,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 180 states and 198 transitions. [2023-11-24 22:11:22,140 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 198 transitions. [2023-11-24 22:11:22,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:11:22,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:22,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:22,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:22,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:11:22,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:22,164 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 22:11:22,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:22,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 179 states and 197 transitions. [2023-11-24 22:11:22,180 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 197 transitions. [2023-11-24 22:11:22,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:11:22,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:22,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:22,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:22,201 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:22,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:22,270 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 22:11:22,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:22,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 181 states and 199 transitions. [2023-11-24 22:11:22,514 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 199 transitions. [2023-11-24 22:11:22,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:11:22,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:22,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:22,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:22,535 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:11:22,537 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:22,645 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 22:11:22,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:22,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 185 states and 203 transitions. [2023-11-24 22:11:22,873 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 203 transitions. [2023-11-24 22:11:22,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:11:22,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:22,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:22,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:22,893 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:11:22,895 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:22,935 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 22:11:23,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:23,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 197 states and 216 transitions. [2023-11-24 22:11:23,172 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 216 transitions. [2023-11-24 22:11:23,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:11:23,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:23,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:23,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:23,199 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:11:23,200 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:23,248 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 22:11:23,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:23,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 201 states and 224 transitions. [2023-11-24 22:11:23,280 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 224 transitions. [2023-11-24 22:11:23,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:11:23,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:23,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:23,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:23,302 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:23,303 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:23,363 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 22:11:23,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:23,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 227 states and 256 transitions. [2023-11-24 22:11:23,799 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 256 transitions. [2023-11-24 22:11:23,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:11:23,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:23,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:23,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:23,824 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:11:23,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:23,872 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 22:11:23,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:23,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 228 states and 257 transitions. [2023-11-24 22:11:23,892 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 257 transitions. [2023-11-24 22:11:23,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:11:23,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:23,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:23,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:23,913 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:23,914 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:23,991 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 22:11:24,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:24,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 255 states and 290 transitions. [2023-11-24 22:11:24,580 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 290 transitions. [2023-11-24 22:11:24,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:11:24,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:24,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:24,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:24,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:11:24,606 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:24,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:24,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:24,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 254 states and 289 transitions. [2023-11-24 22:11:24,624 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 289 transitions. [2023-11-24 22:11:24,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:11:24,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:24,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:24,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:24,650 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:24,651 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:24,705 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 22:11:25,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:25,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 257 states and 295 transitions. [2023-11-24 22:11:25,036 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 295 transitions. [2023-11-24 22:11:25,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 22:11:25,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:25,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:25,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:25,068 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:25,069 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:25,137 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 22:11:25,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:25,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 259 states and 297 transitions. [2023-11-24 22:11:25,487 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 297 transitions. [2023-11-24 22:11:25,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 22:11:25,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:25,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:25,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:25,518 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:25,519 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:25,585 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 22:11:26,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:26,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 263 states and 304 transitions. [2023-11-24 22:11:26,040 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 304 transitions. [2023-11-24 22:11:26,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 22:11:26,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:26,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:26,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:26,070 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:11:26,074 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:26,812 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 22:11:27,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:27,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 267 states and 308 transitions. [2023-11-24 22:11:27,121 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 308 transitions. [2023-11-24 22:11:27,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 22:11:27,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:27,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:27,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:27,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:11:27,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:27,164 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 22:11:27,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:27,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 266 states and 307 transitions. [2023-11-24 22:11:27,179 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 307 transitions. [2023-11-24 22:11:27,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 22:11:27,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:27,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:27,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:27,203 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:27,204 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:27,887 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 22:11:28,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:28,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 267 states and 309 transitions. [2023-11-24 22:11:28,320 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 309 transitions. [2023-11-24 22:11:28,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 22:11:28,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:28,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:28,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:28,346 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:11:28,347 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:28,450 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 22:11:29,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:29,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 273 states and 317 transitions. [2023-11-24 22:11:29,089 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 317 transitions. [2023-11-24 22:11:29,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 22:11:29,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:29,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:29,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:29,118 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:11:29,119 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:29,608 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 22:11:29,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:29,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 274 states and 319 transitions. [2023-11-24 22:11:29,633 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 319 transitions. [2023-11-24 22:11:29,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 22:11:29,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:29,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:29,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:29,657 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:11:29,658 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:29,747 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 22:11:29,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:29,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 276 states and 321 transitions. [2023-11-24 22:11:29,853 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 321 transitions. [2023-11-24 22:11:29,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 22:11:29,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:29,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:29,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:29,878 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:29,879 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:29,991 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:11:31,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:31,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 284 states and 333 transitions. [2023-11-24 22:11:31,406 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 333 transitions. [2023-11-24 22:11:31,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 22:11:31,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:31,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:31,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:31,433 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:11:31,434 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:31,557 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 22:11:32,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:32,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 294 states and 347 transitions. [2023-11-24 22:11:32,516 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 347 transitions. [2023-11-24 22:11:32,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:11:32,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:32,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:32,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:32,543 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:32,544 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:32,633 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:11:34,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:34,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 303 states and 360 transitions. [2023-11-24 22:11:34,369 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 360 transitions. [2023-11-24 22:11:34,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 22:11:34,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:34,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:34,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:34,392 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:11:34,394 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:34,526 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 22:11:45,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:45,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 312 states and 376 transitions. [2023-11-24 22:11:45,735 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 376 transitions. [2023-11-24 22:11:45,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:11:45,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:45,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:45,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:45,786 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:11:45,787 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:45,788 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:11:45,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:45,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 311 states and 375 transitions. [2023-11-24 22:11:45,820 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 375 transitions. [2023-11-24 22:11:45,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:11:45,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:45,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:45,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:45,848 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:45,849 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:45,922 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:11:51,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:51,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 317 states and 383 transitions. [2023-11-24 22:11:51,311 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 383 transitions. [2023-11-24 22:11:51,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:11:51,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:51,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:51,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:51,341 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:11:51,342 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:52,765 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:54,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:54,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 320 states and 386 transitions. [2023-11-24 22:11:54,129 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 386 transitions. [2023-11-24 22:11:54,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 22:11:54,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:54,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:54,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:54,153 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:54,154 INFO L285 TraceCheckSpWp]: Computing forward predicates...