./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench/ps4-ll.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdbb840-a611-48ec-b3d1-db2359593620/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdbb840-a611-48ec-b3d1-db2359593620/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdbb840-a611-48ec-b3d1-db2359593620/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdbb840-a611-48ec-b3d1-db2359593620/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench/ps4-ll.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdbb840-a611-48ec-b3d1-db2359593620/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdbb840-a611-48ec-b3d1-db2359593620/bin/ukojak-verify-i0I2FZA1j2 --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 ef01badb7f90b6597aa83d48583be40b7afc9a4c054f915d626bd89be70c7009 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:32:27,433 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:32:27,546 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdbb840-a611-48ec-b3d1-db2359593620/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:32:27,558 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:32:27,559 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:32:27,597 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:32:27,601 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:32:27,602 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:32:27,603 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:32:27,608 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:32:27,609 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:32:27,609 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:32:27,610 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:32:27,611 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:32:27,612 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:32:27,612 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:32:27,613 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:32:27,613 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:32:27,614 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:32:27,614 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:32:27,614 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:32:27,615 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:32:27,616 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:32:27,616 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:32:27,617 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:32:27,617 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:32:27,617 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:32:27,618 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:32:27,618 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:32:27,619 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:32:27,620 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:32:27,621 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:32:27,621 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:32:27,621 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:32:27,622 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:32:27,622 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_6cdbb840-a611-48ec-b3d1-db2359593620/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdbb840-a611-48ec-b3d1-db2359593620/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef01badb7f90b6597aa83d48583be40b7afc9a4c054f915d626bd89be70c7009 [2023-11-21 18:32:27,918 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:32:27,945 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:32:27,948 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:32:27,949 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:32:27,950 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:32:27,951 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdbb840-a611-48ec-b3d1-db2359593620/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench/ps4-ll.c [2023-11-21 18:32:31,162 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:32:31,392 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:32:31,394 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdbb840-a611-48ec-b3d1-db2359593620/sv-benchmarks/c/nla-digbench/ps4-ll.c [2023-11-21 18:32:31,403 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdbb840-a611-48ec-b3d1-db2359593620/bin/ukojak-verify-i0I2FZA1j2/data/8b77ad68a/34a4b49696ff4e408abec55c6f1caaf1/FLAGa1e83cf9f [2023-11-21 18:32:31,417 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdbb840-a611-48ec-b3d1-db2359593620/bin/ukojak-verify-i0I2FZA1j2/data/8b77ad68a/34a4b49696ff4e408abec55c6f1caaf1 [2023-11-21 18:32:31,420 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:32:31,422 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:32:31,424 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:32:31,424 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:32:31,429 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:32:31,430 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:32:31" (1/1) ... [2023-11-21 18:32:31,432 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72b2ba3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:31, skipping insertion in model container [2023-11-21 18:32:31,432 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:32:31" (1/1) ... [2023-11-21 18:32:31,456 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:32:31,632 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:32:31,644 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:32:31,667 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:32:31,682 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:32:31,683 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:31 WrapperNode [2023-11-21 18:32:31,683 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:32:31,684 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:32:31,685 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:32:31,685 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:32:31,693 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:31" (1/1) ... [2023-11-21 18:32:31,701 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:31" (1/1) ... [2023-11-21 18:32:31,729 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 100 [2023-11-21 18:32:31,729 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:32:31,730 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:32:31,730 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:32:31,731 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:32:31,741 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:31" (1/1) ... [2023-11-21 18:32:31,741 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:31" (1/1) ... [2023-11-21 18:32:31,744 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:31" (1/1) ... [2023-11-21 18:32:31,744 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:31" (1/1) ... [2023-11-21 18:32:31,764 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:31" (1/1) ... [2023-11-21 18:32:31,768 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:31" (1/1) ... [2023-11-21 18:32:31,772 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:31" (1/1) ... [2023-11-21 18:32:31,780 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:31" (1/1) ... [2023-11-21 18:32:31,782 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:32:31,783 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:32:31,783 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:32:31,783 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:32:31,784 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:31" (1/1) ... [2023-11-21 18:32:31,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:32:31,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdbb840-a611-48ec-b3d1-db2359593620/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:32:31,816 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdbb840-a611-48ec-b3d1-db2359593620/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:32:31,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdbb840-a611-48ec-b3d1-db2359593620/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:32:31,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:32:31,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:32:31,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:32:31,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:32:31,860 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:32:31,860 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:32:31,930 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:32:31,933 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:32:32,395 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:32:32,447 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:32:32,447 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:32:32,449 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:32:32 BoogieIcfgContainer [2023-11-21 18:32:32,449 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:32:32,450 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:32:32,451 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:32:32,462 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:32:32,462 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:32:32" (1/1) ... [2023-11-21 18:32:32,471 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:32:32,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:32,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 130 states and 133 transitions. [2023-11-21 18:32:32,538 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 133 transitions. [2023-11-21 18:32:32,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:32:32,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:32,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:32,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:32,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:32,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:32,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 132 states and 135 transitions. [2023-11-21 18:32:32,782 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 135 transitions. [2023-11-21 18:32:32,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:32:32,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:32,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:32,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:32,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:32,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:32,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 133 states and 136 transitions. [2023-11-21 18:32:32,845 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 136 transitions. [2023-11-21 18:32:32,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:32:32,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:32,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:32,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:32,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:32,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:32,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 132 states and 135 transitions. [2023-11-21 18:32:32,873 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 135 transitions. [2023-11-21 18:32:32,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:32:32,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:32,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:32,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:32,898 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:32:32,906 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:32,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:33,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:33,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 137 states and 142 transitions. [2023-11-21 18:32:33,028 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 142 transitions. [2023-11-21 18:32:33,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:32:33,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:33,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:33,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:33,047 INFO L262 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:32:33,048 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:33,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:33,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:33,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 138 states and 143 transitions. [2023-11-21 18:32:33,075 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 143 transitions. [2023-11-21 18:32:33,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:32:33,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:33,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:33,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:33,101 INFO L262 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:32:33,102 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:33,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:33,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:33,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 139 states and 144 transitions. [2023-11-21 18:32:33,143 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 144 transitions. [2023-11-21 18:32:33,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:32:33,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:33,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:33,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:33,176 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:32:33,176 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:33,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:33,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:33,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 138 states and 143 transitions. [2023-11-21 18:32:33,184 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 143 transitions. [2023-11-21 18:32:33,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:32:33,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:33,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:33,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:33,204 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:32:33,205 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:33,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:33,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:33,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 140 states and 145 transitions. [2023-11-21 18:32:33,256 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 145 transitions. [2023-11-21 18:32:33,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:32:33,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:33,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:33,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:33,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:32:33,278 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:33,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:33,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:33,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 147 states and 154 transitions. [2023-11-21 18:32:33,447 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 154 transitions. [2023-11-21 18:32:33,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:32:33,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:33,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:33,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:33,466 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:32:33,468 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:33,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:33,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:33,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 155 states and 163 transitions. [2023-11-21 18:32:33,781 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 163 transitions. [2023-11-21 18:32:33,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:32:33,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:33,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:33,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:33,825 INFO L262 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:32:33,826 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:33,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:33,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:33,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 156 states and 165 transitions. [2023-11-21 18:32:33,917 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 165 transitions. [2023-11-21 18:32:33,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:32:33,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:33,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:33,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:33,958 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:32:33,960 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:34,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:34,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:34,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 158 states and 168 transitions. [2023-11-21 18:32:34,055 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 168 transitions. [2023-11-21 18:32:34,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:32:34,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:34,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:34,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:34,077 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:32:34,078 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:34,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:34,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:34,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 157 states and 167 transitions. [2023-11-21 18:32:34,087 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 167 transitions. [2023-11-21 18:32:34,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:32:34,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:34,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:34,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:34,104 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:32:34,105 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:34,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:34,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:34,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 160 states and 170 transitions. [2023-11-21 18:32:34,157 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 170 transitions. [2023-11-21 18:32:34,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:32:34,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:34,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:34,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:34,175 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:32:34,176 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:34,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:34,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:34,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 161 states and 171 transitions. [2023-11-21 18:32:34,216 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 171 transitions. [2023-11-21 18:32:34,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:32:34,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:34,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:34,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:34,233 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:32:34,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:34,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:34,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:34,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 162 states and 172 transitions. [2023-11-21 18:32:34,277 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 172 transitions. [2023-11-21 18:32:34,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:32:34,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:34,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:34,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:34,296 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:32:34,297 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:34,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:34,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:34,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 170 states and 180 transitions. [2023-11-21 18:32:34,481 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 180 transitions. [2023-11-21 18:32:34,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:32:34,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:34,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:34,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:34,500 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:32:34,501 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:34,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:34,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:34,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 178 states and 189 transitions. [2023-11-21 18:32:34,689 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 189 transitions. [2023-11-21 18:32:34,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:32:34,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:34,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:34,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:34,707 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:32:34,708 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:34,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:34,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:34,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 177 states and 188 transitions. [2023-11-21 18:32:34,718 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 188 transitions. [2023-11-21 18:32:34,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:32:34,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:34,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:34,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:34,736 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:32:34,737 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:34,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:34,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:34,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 179 states and 190 transitions. [2023-11-21 18:32:34,856 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 190 transitions. [2023-11-21 18:32:34,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:32:34,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:34,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:34,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:34,890 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:32:34,899 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:35,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:35,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:35,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 183 states and 195 transitions. [2023-11-21 18:32:35,118 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 195 transitions. [2023-11-21 18:32:35,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:32:35,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:35,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:35,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:35,139 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:32:35,140 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:35,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:35,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:35,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 187 states and 200 transitions. [2023-11-21 18:32:35,293 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 200 transitions. [2023-11-21 18:32:35,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:32:35,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:35,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:35,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:35,320 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:32:35,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:35,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:35,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:35,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 190 states and 206 transitions. [2023-11-21 18:32:35,411 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 206 transitions. [2023-11-21 18:32:35,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:32:35,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:35,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:35,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:35,437 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:32:35,438 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:35,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:35,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:35,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 216 states and 238 transitions. [2023-11-21 18:32:35,881 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 238 transitions. [2023-11-21 18:32:35,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:32:35,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:35,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:35,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:35,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:32:35,915 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:35,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:35,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:35,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 217 states and 239 transitions. [2023-11-21 18:32:35,983 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 239 transitions. [2023-11-21 18:32:35,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:32:35,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:35,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:36,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:36,004 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:32:36,005 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:36,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:36,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:36,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 244 states and 272 transitions. [2023-11-21 18:32:36,539 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 272 transitions. [2023-11-21 18:32:36,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:32:36,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:36,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:36,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:36,565 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:32:36,566 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:36,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:36,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:36,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 243 states and 271 transitions. [2023-11-21 18:32:36,584 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 271 transitions. [2023-11-21 18:32:36,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:32:36,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:36,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:36,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:36,611 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:32:36,612 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:36,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:36,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:36,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 246 states and 277 transitions. [2023-11-21 18:32:36,958 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 277 transitions. [2023-11-21 18:32:36,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:32:36,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:36,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:36,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:36,980 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:32:36,981 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:37,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:37,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:37,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 248 states and 279 transitions. [2023-11-21 18:32:37,357 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 279 transitions. [2023-11-21 18:32:37,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:32:37,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:37,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:37,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:37,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:32:37,380 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:37,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:37,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:37,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 252 states and 286 transitions. [2023-11-21 18:32:37,784 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 286 transitions. [2023-11-21 18:32:37,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:32:37,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:37,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:37,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:37,807 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:32:37,808 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:37,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:37,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:37,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 255 states and 289 transitions. [2023-11-21 18:32:37,943 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 289 transitions. [2023-11-21 18:32:37,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:32:37,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:37,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:37,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:37,964 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:32:37,965 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:37,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:37,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:37,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 254 states and 288 transitions. [2023-11-21 18:32:37,980 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 288 transitions. [2023-11-21 18:32:37,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:32:37,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:37,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:38,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:38,001 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:32:38,002 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:38,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:38,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:38,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 255 states and 289 transitions. [2023-11-21 18:32:38,063 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 289 transitions. [2023-11-21 18:32:38,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:32:38,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:38,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:38,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:38,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:32:38,086 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:38,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:38,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:38,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 261 states and 297 transitions. [2023-11-21 18:32:38,569 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 297 transitions. [2023-11-21 18:32:38,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:32:38,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:38,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:38,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:38,596 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:32:38,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:38,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:38,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:38,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 262 states and 299 transitions. [2023-11-21 18:32:38,711 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 299 transitions. [2023-11-21 18:32:38,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:32:38,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:38,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:38,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:38,734 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:32:38,735 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:38,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:38,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:38,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 264 states and 301 transitions. [2023-11-21 18:32:38,905 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 301 transitions. [2023-11-21 18:32:38,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:32:38,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:38,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:38,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:38,931 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:32:38,932 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:39,017 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:32:39,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:39,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 272 states and 312 transitions. [2023-11-21 18:32:39,439 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 312 transitions. [2023-11-21 18:32:39,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:32:39,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:39,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:39,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:39,474 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:32:39,475 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:39,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:40,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:40,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 284 states and 330 transitions. [2023-11-21 18:32:40,293 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 330 transitions. [2023-11-21 18:32:40,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:32:40,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:40,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:40,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:40,321 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:32:40,322 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:40,413 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:32:40,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:40,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 293 states and 342 transitions. [2023-11-21 18:32:40,897 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 342 transitions. [2023-11-21 18:32:40,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:32:40,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:40,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:40,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:40,922 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:32:40,923 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:41,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:42,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:42,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 305 states and 362 transitions. [2023-11-21 18:32:42,103 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 362 transitions. [2023-11-21 18:32:42,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:32:42,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:42,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:42,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:42,131 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:32:42,132 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:42,135 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:32:42,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:42,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 304 states and 361 transitions. [2023-11-21 18:32:42,154 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 361 transitions. [2023-11-21 18:32:42,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:32:42,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:42,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:42,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:42,181 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:32:42,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:42,273 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:32:42,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:42,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 309 states and 367 transitions. [2023-11-21 18:32:42,957 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 367 transitions. [2023-11-21 18:32:42,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:32:42,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:42,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:42,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:42,989 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:32:42,990 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:43,290 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:43,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:43,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 314 states and 374 transitions. [2023-11-21 18:32:43,848 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 374 transitions. [2023-11-21 18:32:43,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:32:43,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:43,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:43,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:43,873 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:32:43,874 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:44,014 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:32:45,572 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-21 18:32:46,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:46,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 320 states and 381 transitions. [2023-11-21 18:32:46,108 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 381 transitions. [2023-11-21 18:32:46,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:32:46,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:46,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:46,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:46,133 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:32:46,134 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:46,494 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:47,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:47,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 325 states and 389 transitions. [2023-11-21 18:32:47,258 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 389 transitions. [2023-11-21 18:32:47,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:32:47,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:47,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:47,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:47,283 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:32:47,284 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:47,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:32:48,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:48,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 332 states and 397 transitions. [2023-11-21 18:32:48,376 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 397 transitions. [2023-11-21 18:32:48,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:32:48,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:48,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:48,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:48,398 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:32:48,399 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:48,401 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:32:48,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:48,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 331 states and 396 transitions. [2023-11-21 18:32:48,417 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 396 transitions. [2023-11-21 18:32:48,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:32:48,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:48,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:48,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:48,439 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:32:48,440 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:48,457 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:49,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:49,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 336 states and 404 transitions. [2023-11-21 18:32:49,123 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 404 transitions. [2023-11-21 18:32:49,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:32:49,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:49,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:49,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:49,146 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:32:49,147 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:49,287 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:32:51,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-21 18:32:52,213 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-21 18:32:52,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:52,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 345 states and 414 transitions. [2023-11-21 18:32:52,867 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 414 transitions. [2023-11-21 18:32:52,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:32:52,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:52,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:52,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:52,890 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:32:52,891 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:52,914 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:54,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:54,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 351 states and 423 transitions. [2023-11-21 18:32:54,024 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 423 transitions. [2023-11-21 18:32:54,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:32:54,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:54,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:54,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:54,070 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:32:54,072 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:54,255 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:32:55,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:55,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 361 states and 434 transitions. [2023-11-21 18:32:55,090 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 434 transitions. [2023-11-21 18:32:55,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:32:55,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:55,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:55,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:55,117 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:32:55,118 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:55,136 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:56,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:56,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 368 states and 444 transitions. [2023-11-21 18:32:56,383 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 444 transitions. [2023-11-21 18:32:56,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:32:56,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:56,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:56,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:56,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:32:56,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:56,562 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:32:57,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:57,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 367 states and 443 transitions. [2023-11-21 18:32:57,165 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 443 transitions. [2023-11-21 18:32:57,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:32:57,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:57,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:57,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:57,189 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:32:57,190 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:57,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:32:57,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:57,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 366 states and 442 transitions. [2023-11-21 18:32:57,801 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 442 transitions. [2023-11-21 18:32:57,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:32:57,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:57,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:57,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:57,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:32:57,824 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:57,887 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:59,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:59,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 375 states and 455 transitions. [2023-11-21 18:32:59,115 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 455 transitions. [2023-11-21 18:32:59,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:32:59,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:59,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:59,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:59,140 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:32:59,140 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:59,188 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:32:59,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:59,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 374 states and 454 transitions. [2023-11-21 18:32:59,836 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 454 transitions. [2023-11-21 18:32:59,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:32:59,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:59,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:59,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:59,859 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:32:59,860 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:00,229 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:33:00,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:00,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 381 states and 461 transitions. [2023-11-21 18:33:00,782 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 461 transitions. [2023-11-21 18:33:00,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:33:00,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:00,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:00,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:00,801 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:33:00,802 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:00,805 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:33:00,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:00,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 380 states and 460 transitions. [2023-11-21 18:33:00,844 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 460 transitions. [2023-11-21 18:33:00,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:33:00,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:00,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:00,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:00,873 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:33:00,873 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:00,886 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:33:01,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:01,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 382 states and 466 transitions. [2023-11-21 18:33:01,552 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 466 transitions. [2023-11-21 18:33:01,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:33:01,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:01,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:01,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:01,581 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:33:01,582 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:01,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:33:02,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:02,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 381 states and 465 transitions. [2023-11-21 18:33:02,860 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 465 transitions. [2023-11-21 18:33:02,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:33:02,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:02,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:02,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:02,887 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:33:02,888 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:02,962 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:33:03,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:03,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 383 states and 468 transitions. [2023-11-21 18:33:03,545 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 468 transitions. [2023-11-21 18:33:03,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:33:03,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:03,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:03,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:03,572 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:33:03,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:03,727 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:33:04,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:04,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 382 states and 467 transitions. [2023-11-21 18:33:04,931 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 467 transitions. [2023-11-21 18:33:04,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:33:04,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:04,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:04,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:04,957 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:33:04,958 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:05,018 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:33:05,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:05,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 386 states and 473 transitions. [2023-11-21 18:33:05,600 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 473 transitions. [2023-11-21 18:33:05,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:33:05,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:05,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:05,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:05,632 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:33:05,634 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:05,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:33:07,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:07,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 385 states and 472 transitions. [2023-11-21 18:33:07,243 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 472 transitions. [2023-11-21 18:33:07,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:33:07,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:07,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:07,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:07,268 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:33:07,270 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:07,509 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:33:11,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:11,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 403 states and 491 transitions. [2023-11-21 18:33:11,058 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 491 transitions. [2023-11-21 18:33:11,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:33:11,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:11,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:11,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:11,097 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:33:11,099 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:11,168 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:33:11,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:11,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 405 states and 493 transitions. [2023-11-21 18:33:11,205 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 493 transitions. [2023-11-21 18:33:11,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:33:11,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:11,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:11,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:11,235 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:33:11,237 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:11,458 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:33:14,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:14,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 404 states and 492 transitions. [2023-11-21 18:33:14,213 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 492 transitions. [2023-11-21 18:33:14,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:33:14,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:14,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:14,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:14,242 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:33:14,245 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:14,584 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:33:15,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:15,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 405 states and 494 transitions. [2023-11-21 18:33:15,025 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 494 transitions. [2023-11-21 18:33:15,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:33:15,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:15,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:15,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:15,050 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:33:15,051 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:15,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:33:15,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:15,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 404 states and 493 transitions. [2023-11-21 18:33:15,093 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 493 transitions. [2023-11-21 18:33:15,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:33:15,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:15,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:15,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:15,117 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:33:15,120 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:15,446 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:33:16,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:16,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 406 states and 496 transitions. [2023-11-21 18:33:16,070 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 496 transitions. [2023-11-21 18:33:16,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:33:16,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:16,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:16,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:16,100 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:33:16,101 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:16,192 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:33:17,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:17,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 405 states and 495 transitions. [2023-11-21 18:33:17,723 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 495 transitions. [2023-11-21 18:33:17,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:33:17,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:17,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:17,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:17,746 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:33:17,747 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:18,124 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:33:19,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:19,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 414 states and 505 transitions. [2023-11-21 18:33:19,629 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 505 transitions. [2023-11-21 18:33:19,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:33:19,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:19,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:19,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:19,653 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:33:19,654 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:19,922 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.