./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-industry-pattern/array_mul_init.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba8220a4-f867-4ec5-9448-62bee74e9203/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba8220a4-f867-4ec5-9448-62bee74e9203/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba8220a4-f867-4ec5-9448-62bee74e9203/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba8220a4-f867-4ec5-9448-62bee74e9203/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/array-industry-pattern/array_mul_init.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba8220a4-f867-4ec5-9448-62bee74e9203/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba8220a4-f867-4ec5-9448-62bee74e9203/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 09dc663f7f76eee13b6af61297831e3fbddcb16c16389bf8d94f2d27048733d0 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:50:45,534 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:50:45,537 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:50:45,574 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:50:45,576 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:50:45,579 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:50:45,582 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:50:45,586 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:50:45,588 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:50:45,593 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:50:45,595 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:50:45,597 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:50:45,597 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:50:45,602 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:50:45,604 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:50:45,606 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:50:45,608 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:50:45,609 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:50:45,610 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:50:45,617 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:50:45,619 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:50:45,622 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:50:45,624 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:50:45,625 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:50:45,631 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:50:45,634 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:50:45,635 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:50:45,636 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:50:45,637 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:50:45,640 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:50:45,641 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:50:45,642 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:50:45,643 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:50:45,645 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:50:45,646 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:50:45,647 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:50:45,647 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:50:45,647 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:50:45,648 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:50:45,650 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:50:45,650 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:50:45,651 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba8220a4-f867-4ec5-9448-62bee74e9203/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-20 17:50:45,684 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:50:45,684 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:50:45,686 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:50:45,686 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:50:45,687 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:50:45,687 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:50:45,687 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:50:45,687 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:50:45,688 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:50:45,688 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:50:45,689 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:50:45,689 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:50:45,689 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:50:45,690 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:50:45,690 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:50:45,690 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:50:45,690 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:50:45,690 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:50:45,691 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:50:45,691 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:50:45,691 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:50:45,691 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:50:45,692 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:50:45,692 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:50:45,692 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:50:45,692 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:50:45,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:50:45,693 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:50:45,693 INFO L138 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_ba8220a4-f867-4ec5-9448-62bee74e9203/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba8220a4-f867-4ec5-9448-62bee74e9203/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 09dc663f7f76eee13b6af61297831e3fbddcb16c16389bf8d94f2d27048733d0 [2022-11-20 17:50:45,988 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:50:46,010 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:50:46,013 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:50:46,014 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:50:46,015 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:50:46,016 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba8220a4-f867-4ec5-9448-62bee74e9203/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/array-industry-pattern/array_mul_init.i [2022-11-20 17:50:48,972 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:50:49,193 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:50:49,194 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba8220a4-f867-4ec5-9448-62bee74e9203/sv-benchmarks/c/array-industry-pattern/array_mul_init.i [2022-11-20 17:50:49,201 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba8220a4-f867-4ec5-9448-62bee74e9203/bin/ukojak-pZX7IvK2PQ/data/f04d2640e/c7c221ca8376495887261e3baa290052/FLAG3b68c9c59 [2022-11-20 17:50:49,216 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba8220a4-f867-4ec5-9448-62bee74e9203/bin/ukojak-pZX7IvK2PQ/data/f04d2640e/c7c221ca8376495887261e3baa290052 [2022-11-20 17:50:49,219 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:50:49,220 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:50:49,221 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:50:49,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:50:49,225 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:50:49,226 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:50:49" (1/1) ... [2022-11-20 17:50:49,227 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@564f842a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:49, skipping insertion in model container [2022-11-20 17:50:49,228 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:50:49" (1/1) ... [2022-11-20 17:50:49,236 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:50:49,250 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:50:49,464 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba8220a4-f867-4ec5-9448-62bee74e9203/sv-benchmarks/c/array-industry-pattern/array_mul_init.i[807,820] [2022-11-20 17:50:49,486 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:50:49,496 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:50:49,512 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba8220a4-f867-4ec5-9448-62bee74e9203/sv-benchmarks/c/array-industry-pattern/array_mul_init.i[807,820] [2022-11-20 17:50:49,533 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:50:49,549 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:50:49,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:49 WrapperNode [2022-11-20 17:50:49,550 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:50:49,551 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:50:49,552 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:50:49,554 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:50:49,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:49" (1/1) ... [2022-11-20 17:50:49,579 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:49" (1/1) ... [2022-11-20 17:50:49,604 INFO L138 Inliner]: procedures = 16, calls = 20, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 72 [2022-11-20 17:50:49,605 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:50:49,606 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:50:49,606 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:50:49,606 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:50:49,616 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:49" (1/1) ... [2022-11-20 17:50:49,616 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:49" (1/1) ... [2022-11-20 17:50:49,621 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:49" (1/1) ... [2022-11-20 17:50:49,621 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:49" (1/1) ... [2022-11-20 17:50:49,638 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:49" (1/1) ... [2022-11-20 17:50:49,642 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:49" (1/1) ... [2022-11-20 17:50:49,648 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:49" (1/1) ... [2022-11-20 17:50:49,653 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:49" (1/1) ... [2022-11-20 17:50:49,655 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:50:49,656 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:50:49,657 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:50:49,658 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:50:49,658 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:49" (1/1) ... [2022-11-20 17:50:49,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:50:49,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba8220a4-f867-4ec5-9448-62bee74e9203/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:50:49,695 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba8220a4-f867-4ec5-9448-62bee74e9203/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:50:49,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba8220a4-f867-4ec5-9448-62bee74e9203/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:50:49,747 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:50:49,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:50:49,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:50:49,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:50:49,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:50:49,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:50:49,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:50:49,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:50:49,836 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:50:49,838 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:50:50,018 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:50:50,081 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:50:50,081 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-20 17:50:50,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:50:50 BoogieIcfgContainer [2022-11-20 17:50:50,084 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:50:50,085 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:50:50,085 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:50:50,096 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:50:50,097 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:50:50" (1/1) ... [2022-11-20 17:50:50,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:50:50,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:50,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 9 states and 12 transitions. [2022-11-20 17:50:50,166 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2022-11-20 17:50:50,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 17:50:50,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:50,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:50,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:50,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:50,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:50:50,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:50:50,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:50:50,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:50,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2022-11-20 17:50:50,423 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2022-11-20 17:50:50,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:50:50,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:50,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:50,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:50,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:50,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:50:50,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:50:50,519 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:50:50,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:50,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2022-11-20 17:50:50,548 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2022-11-20 17:50:50,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:50:50,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:50,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:50,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:50,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:50,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-20 17:50:50,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:50:50,753 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:50:50,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:50,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2022-11-20 17:50:50,811 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2022-11-20 17:50:50,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:50:50,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:50,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:50,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:50,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:50:50,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:50:50,904 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:50:50,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:50,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 13 states and 17 transitions. [2022-11-20 17:50:50,950 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 17 transitions. [2022-11-20 17:50:50,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:50:50,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:50,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:51,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:51,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 17:50:51,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:50:51,054 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:50:51,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:51,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2022-11-20 17:50:51,124 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2022-11-20 17:50:51,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:50:51,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:51,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:51,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:51,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:50:51,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:50:51,241 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:50:51,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:51,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2022-11-20 17:50:51,295 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2022-11-20 17:50:51,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:50:51,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:51,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:51,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:51,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-20 17:50:51,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:50:51,489 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:50:51,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:51,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2022-11-20 17:50:51,553 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2022-11-20 17:50:51,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:50:51,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:51,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:51,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:51,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-20 17:50:51,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:50:51,703 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:50:51,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:51,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2022-11-20 17:50:51,782 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2022-11-20 17:50:51,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:50:51,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:51,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:51,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:51,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-20 17:50:51,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:50:51,897 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:50:51,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:51,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2022-11-20 17:50:51,962 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2022-11-20 17:50:51,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:50:51,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:51,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:52,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:52,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-20 17:50:52,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:50:52,083 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:50:52,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:52,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2022-11-20 17:50:52,159 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2022-11-20 17:50:52,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:50:52,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:52,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:52,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:52,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 17:50:52,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:50:52,354 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:50:52,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:52,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2022-11-20 17:50:52,426 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2022-11-20 17:50:52,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:50:52,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:52,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:52,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:52,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-20 17:50:52,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:50:52,610 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:50:52,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:52,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2022-11-20 17:50:52,685 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2022-11-20 17:50:52,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 17:50:52,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:52,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:52,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:52,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-20 17:50:52,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:50:52,852 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:50:52,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:52,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2022-11-20 17:50:52,932 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2022-11-20 17:50:52,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:50:52,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:52,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:53,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:53,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-20 17:50:53,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:50:53,114 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:50:53,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:53,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2022-11-20 17:50:53,198 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2022-11-20 17:50:53,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:50:53,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:53,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:53,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:53,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-20 17:50:53,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:50:53,363 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:50:53,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:53,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 24 states and 28 transitions. [2022-11-20 17:50:53,461 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2022-11-20 17:50:53,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:50:53,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:53,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:53,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:53,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-20 17:50:53,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:50:53,654 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:50:53,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:53,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 25 states and 29 transitions. [2022-11-20 17:50:53,758 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2022-11-20 17:50:53,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:50:53,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:53,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:53,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:53,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-20 17:50:53,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:50:53,934 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:50:54,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:54,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 26 states and 30 transitions. [2022-11-20 17:50:54,039 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2022-11-20 17:50:54,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:50:54,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:54,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:54,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:54,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-20 17:50:54,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:50:54,249 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:50:54,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:54,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 27 states and 31 transitions. [2022-11-20 17:50:54,357 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 31 transitions. [2022-11-20 17:50:54,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:50:54,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:54,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:54,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:54,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 19 conjunts are in the unsatisfiable core [2022-11-20 17:50:54,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:50:54,548 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:50:54,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:54,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 28 states and 32 transitions. [2022-11-20 17:50:54,671 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2022-11-20 17:50:54,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:50:54,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:54,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:54,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:54,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 20 conjunts are in the unsatisfiable core [2022-11-20 17:50:54,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:50:54,879 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:50:54,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:54,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 29 states and 33 transitions. [2022-11-20 17:50:54,996 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 33 transitions. [2022-11-20 17:50:54,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 17:50:54,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:54,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:55,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:55,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 21 conjunts are in the unsatisfiable core [2022-11-20 17:50:55,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:50:55,202 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:50:55,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:55,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 30 states and 34 transitions. [2022-11-20 17:50:55,324 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2022-11-20 17:50:55,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:50:55,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:55,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:55,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:55,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 22 conjunts are in the unsatisfiable core [2022-11-20 17:50:55,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:50:55,551 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:50:55,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:55,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 31 states and 35 transitions. [2022-11-20 17:50:55,702 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 35 transitions. [2022-11-20 17:50:55,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:50:55,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:55,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:55,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:55,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 23 conjunts are in the unsatisfiable core [2022-11-20 17:50:55,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:50:55,956 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:50:56,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:56,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 32 states and 36 transitions. [2022-11-20 17:50:56,114 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 36 transitions. [2022-11-20 17:50:56,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:50:56,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:56,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:56,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:56,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 24 conjunts are in the unsatisfiable core [2022-11-20 17:50:56,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:50:56,348 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:50:56,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:56,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 33 states and 37 transitions. [2022-11-20 17:50:56,481 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 37 transitions. [2022-11-20 17:50:56,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 17:50:56,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:56,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:56,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:56,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 25 conjunts are in the unsatisfiable core [2022-11-20 17:50:56,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:50:56,747 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:50:56,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:56,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 34 states and 38 transitions. [2022-11-20 17:50:56,910 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 38 transitions. [2022-11-20 17:50:56,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:50:56,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:56,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:57,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:57,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 26 conjunts are in the unsatisfiable core [2022-11-20 17:50:57,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:50:57,148 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:50:57,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:57,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 35 states and 39 transitions. [2022-11-20 17:50:57,292 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 39 transitions. [2022-11-20 17:50:57,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 17:50:57,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:57,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:57,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:57,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 27 conjunts are in the unsatisfiable core [2022-11-20 17:50:57,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:50:57,552 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:50:57,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:57,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 36 states and 40 transitions. [2022-11-20 17:50:57,715 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 40 transitions. [2022-11-20 17:50:57,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 17:50:57,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:57,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:57,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:57,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 28 conjunts are in the unsatisfiable core [2022-11-20 17:50:57,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:50:57,985 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:50:58,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:58,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 37 states and 41 transitions. [2022-11-20 17:50:58,131 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 41 transitions. [2022-11-20 17:50:58,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 17:50:58,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:58,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:58,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:58,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 433 conjuncts, 29 conjunts are in the unsatisfiable core [2022-11-20 17:50:58,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:50:58,393 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:50:58,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:58,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 38 states and 42 transitions. [2022-11-20 17:50:58,547 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 42 transitions. [2022-11-20 17:50:58,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:50:58,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:58,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:58,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:58,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 30 conjunts are in the unsatisfiable core [2022-11-20 17:50:58,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:50:58,821 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:50:58,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:58,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 39 states and 43 transitions. [2022-11-20 17:50:58,982 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 43 transitions. [2022-11-20 17:50:58,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 17:50:58,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:58,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:59,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:59,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 31 conjunts are in the unsatisfiable core [2022-11-20 17:50:59,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:50:59,286 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:50:59,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:59,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 40 states and 44 transitions. [2022-11-20 17:50:59,445 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 44 transitions. [2022-11-20 17:50:59,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-20 17:50:59,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:59,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:59,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:59,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 472 conjuncts, 32 conjunts are in the unsatisfiable core [2022-11-20 17:50:59,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:50:59,717 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:50:59,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:59,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 41 states and 45 transitions. [2022-11-20 17:50:59,889 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 45 transitions. [2022-11-20 17:50:59,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-20 17:50:59,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:59,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:00,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:00,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 33 conjunts are in the unsatisfiable core [2022-11-20 17:51:00,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:00,220 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:00,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:00,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 42 states and 46 transitions. [2022-11-20 17:51:00,392 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 46 transitions. [2022-11-20 17:51:00,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:51:00,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:00,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:00,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:00,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 498 conjuncts, 34 conjunts are in the unsatisfiable core [2022-11-20 17:51:00,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:00,706 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:00,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:00,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 43 states and 47 transitions. [2022-11-20 17:51:00,874 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 47 transitions. [2022-11-20 17:51:00,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 17:51:00,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:00,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:01,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:01,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 511 conjuncts, 35 conjunts are in the unsatisfiable core [2022-11-20 17:51:01,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:01,173 INFO L134 CoverageAnalysis]: Checked inductivity of 562 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:01,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:01,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 44 states and 48 transitions. [2022-11-20 17:51:01,378 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 48 transitions. [2022-11-20 17:51:01,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 17:51:01,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:01,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:01,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:01,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 524 conjuncts, 36 conjunts are in the unsatisfiable core [2022-11-20 17:51:01,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:01,678 INFO L134 CoverageAnalysis]: Checked inductivity of 596 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:01,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:01,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 45 states and 49 transitions. [2022-11-20 17:51:01,861 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 49 transitions. [2022-11-20 17:51:01,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 17:51:01,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:01,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:02,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:02,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 537 conjuncts, 37 conjunts are in the unsatisfiable core [2022-11-20 17:51:02,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:02,184 INFO L134 CoverageAnalysis]: Checked inductivity of 631 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:02,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:02,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 46 states and 50 transitions. [2022-11-20 17:51:02,373 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 50 transitions. [2022-11-20 17:51:02,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-20 17:51:02,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:02,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:02,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:02,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 550 conjuncts, 38 conjunts are in the unsatisfiable core [2022-11-20 17:51:02,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:02,743 INFO L134 CoverageAnalysis]: Checked inductivity of 667 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:02,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:02,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 47 states and 51 transitions. [2022-11-20 17:51:02,931 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 51 transitions. [2022-11-20 17:51:02,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 17:51:02,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:02,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:03,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:03,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 39 conjunts are in the unsatisfiable core [2022-11-20 17:51:03,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:03,278 INFO L134 CoverageAnalysis]: Checked inductivity of 704 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:03,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:03,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 48 states and 52 transitions. [2022-11-20 17:51:03,487 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 52 transitions. [2022-11-20 17:51:03,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-20 17:51:03,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:03,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:03,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:03,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 576 conjuncts, 40 conjunts are in the unsatisfiable core [2022-11-20 17:51:03,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:03,854 INFO L134 CoverageAnalysis]: Checked inductivity of 742 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:04,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:04,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 49 states and 53 transitions. [2022-11-20 17:51:04,060 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 53 transitions. [2022-11-20 17:51:04,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-20 17:51:04,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:04,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:04,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:04,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 589 conjuncts, 41 conjunts are in the unsatisfiable core [2022-11-20 17:51:04,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:04,462 INFO L134 CoverageAnalysis]: Checked inductivity of 781 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:04,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:04,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 50 states and 54 transitions. [2022-11-20 17:51:04,675 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 54 transitions. [2022-11-20 17:51:04,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 17:51:04,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:04,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:04,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:04,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 602 conjuncts, 42 conjunts are in the unsatisfiable core [2022-11-20 17:51:04,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:05,045 INFO L134 CoverageAnalysis]: Checked inductivity of 821 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:05,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:05,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 51 states and 55 transitions. [2022-11-20 17:51:05,312 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 55 transitions. [2022-11-20 17:51:05,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-20 17:51:05,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:05,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:05,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:05,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 615 conjuncts, 43 conjunts are in the unsatisfiable core [2022-11-20 17:51:05,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:05,695 INFO L134 CoverageAnalysis]: Checked inductivity of 862 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:05,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:05,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 52 states and 56 transitions. [2022-11-20 17:51:05,889 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 56 transitions. [2022-11-20 17:51:05,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-20 17:51:05,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:05,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:06,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:06,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 628 conjuncts, 44 conjunts are in the unsatisfiable core [2022-11-20 17:51:06,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:06,268 INFO L134 CoverageAnalysis]: Checked inductivity of 904 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:06,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:06,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 53 states and 57 transitions. [2022-11-20 17:51:06,494 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 57 transitions. [2022-11-20 17:51:06,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:51:06,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:06,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:06,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:06,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 641 conjuncts, 45 conjunts are in the unsatisfiable core [2022-11-20 17:51:06,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:06,889 INFO L134 CoverageAnalysis]: Checked inductivity of 947 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:07,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:07,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 54 states and 58 transitions. [2022-11-20 17:51:07,095 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 58 transitions. [2022-11-20 17:51:07,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-20 17:51:07,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:07,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:07,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:07,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 654 conjuncts, 46 conjunts are in the unsatisfiable core [2022-11-20 17:51:07,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:07,484 INFO L134 CoverageAnalysis]: Checked inductivity of 991 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:07,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:07,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 55 states and 59 transitions. [2022-11-20 17:51:07,722 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 59 transitions. [2022-11-20 17:51:07,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 17:51:07,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:07,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:07,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:07,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 667 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-20 17:51:07,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:08,170 INFO L134 CoverageAnalysis]: Checked inductivity of 1036 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:08,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:08,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 56 states and 60 transitions. [2022-11-20 17:51:08,394 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 60 transitions. [2022-11-20 17:51:08,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 17:51:08,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:08,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:08,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:08,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 680 conjuncts, 48 conjunts are in the unsatisfiable core [2022-11-20 17:51:08,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:08,792 INFO L134 CoverageAnalysis]: Checked inductivity of 1082 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:09,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:09,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 57 states and 61 transitions. [2022-11-20 17:51:09,016 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 61 transitions. [2022-11-20 17:51:09,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-20 17:51:09,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:09,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:09,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:09,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 693 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-20 17:51:09,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:09,442 INFO L134 CoverageAnalysis]: Checked inductivity of 1129 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:09,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:09,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 58 states and 62 transitions. [2022-11-20 17:51:09,655 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 62 transitions. [2022-11-20 17:51:09,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-20 17:51:09,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:09,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:09,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:09,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 706 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-20 17:51:09,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:10,048 INFO L134 CoverageAnalysis]: Checked inductivity of 1177 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:10,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:10,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 59 states and 63 transitions. [2022-11-20 17:51:10,266 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 63 transitions. [2022-11-20 17:51:10,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-20 17:51:10,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:10,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:10,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:10,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 719 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-20 17:51:10,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:10,690 INFO L134 CoverageAnalysis]: Checked inductivity of 1226 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:10,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:10,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 60 states and 64 transitions. [2022-11-20 17:51:10,949 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 64 transitions. [2022-11-20 17:51:10,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-20 17:51:10,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:10,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:11,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:11,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 732 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-20 17:51:11,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:11,436 INFO L134 CoverageAnalysis]: Checked inductivity of 1276 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:11,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:11,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 61 states and 65 transitions. [2022-11-20 17:51:11,658 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 65 transitions. [2022-11-20 17:51:11,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-20 17:51:11,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:11,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:11,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:11,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 745 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-20 17:51:11,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:12,071 INFO L134 CoverageAnalysis]: Checked inductivity of 1327 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:12,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:12,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 62 states and 66 transitions. [2022-11-20 17:51:12,298 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 66 transitions. [2022-11-20 17:51:12,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-20 17:51:12,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:12,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:12,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:12,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 758 conjuncts, 54 conjunts are in the unsatisfiable core [2022-11-20 17:51:12,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:12,781 INFO L134 CoverageAnalysis]: Checked inductivity of 1379 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:13,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:13,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 63 states and 67 transitions. [2022-11-20 17:51:13,059 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 67 transitions. [2022-11-20 17:51:13,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-11-20 17:51:13,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:13,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:13,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:13,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 771 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-20 17:51:13,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:13,518 INFO L134 CoverageAnalysis]: Checked inductivity of 1432 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:13,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:13,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 64 states and 68 transitions. [2022-11-20 17:51:13,765 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 68 transitions. [2022-11-20 17:51:13,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-20 17:51:13,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:13,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:14,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:14,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 784 conjuncts, 56 conjunts are in the unsatisfiable core [2022-11-20 17:51:14,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:14,311 INFO L134 CoverageAnalysis]: Checked inductivity of 1486 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:14,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:14,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 65 states and 69 transitions. [2022-11-20 17:51:14,574 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 69 transitions. [2022-11-20 17:51:14,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-20 17:51:14,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:14,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:14,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:14,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 797 conjuncts, 57 conjunts are in the unsatisfiable core [2022-11-20 17:51:14,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:15,107 INFO L134 CoverageAnalysis]: Checked inductivity of 1541 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:15,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:15,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 66 states and 70 transitions. [2022-11-20 17:51:15,378 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 70 transitions. [2022-11-20 17:51:15,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-20 17:51:15,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:15,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:15,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:15,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 810 conjuncts, 58 conjunts are in the unsatisfiable core [2022-11-20 17:51:15,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:15,915 INFO L134 CoverageAnalysis]: Checked inductivity of 1597 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:16,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:16,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 67 states and 71 transitions. [2022-11-20 17:51:16,177 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 71 transitions. [2022-11-20 17:51:16,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-20 17:51:16,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:16,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:16,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:16,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 823 conjuncts, 59 conjunts are in the unsatisfiable core [2022-11-20 17:51:16,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:16,674 INFO L134 CoverageAnalysis]: Checked inductivity of 1654 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:16,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:16,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 68 states and 72 transitions. [2022-11-20 17:51:16,927 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 72 transitions. [2022-11-20 17:51:16,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-20 17:51:16,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:16,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:17,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:17,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 836 conjuncts, 60 conjunts are in the unsatisfiable core [2022-11-20 17:51:17,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:17,419 INFO L134 CoverageAnalysis]: Checked inductivity of 1712 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:17,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:17,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 69 states and 73 transitions. [2022-11-20 17:51:17,731 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 73 transitions. [2022-11-20 17:51:17,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-20 17:51:17,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:17,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:17,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:18,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 849 conjuncts, 61 conjunts are in the unsatisfiable core [2022-11-20 17:51:18,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:18,254 INFO L134 CoverageAnalysis]: Checked inductivity of 1771 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:18,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:18,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 70 states and 74 transitions. [2022-11-20 17:51:18,567 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 74 transitions. [2022-11-20 17:51:18,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-20 17:51:18,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:18,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:18,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:18,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 862 conjuncts, 62 conjunts are in the unsatisfiable core [2022-11-20 17:51:18,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:19,081 INFO L134 CoverageAnalysis]: Checked inductivity of 1831 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:19,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:19,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 71 states and 75 transitions. [2022-11-20 17:51:19,352 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 75 transitions. [2022-11-20 17:51:19,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-20 17:51:19,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:19,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:19,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:19,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 875 conjuncts, 63 conjunts are in the unsatisfiable core [2022-11-20 17:51:19,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:19,898 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:20,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:20,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 72 states and 76 transitions. [2022-11-20 17:51:20,179 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 76 transitions. [2022-11-20 17:51:20,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-20 17:51:20,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:20,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:20,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:20,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 888 conjuncts, 64 conjunts are in the unsatisfiable core [2022-11-20 17:51:20,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:20,692 INFO L134 CoverageAnalysis]: Checked inductivity of 1954 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:20,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:20,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 73 states and 77 transitions. [2022-11-20 17:51:20,967 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 77 transitions. [2022-11-20 17:51:20,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-20 17:51:20,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:20,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:21,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:21,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 901 conjuncts, 65 conjunts are in the unsatisfiable core [2022-11-20 17:51:21,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:21,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2017 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:21,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:21,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 74 states and 78 transitions. [2022-11-20 17:51:21,852 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 78 transitions. [2022-11-20 17:51:21,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-20 17:51:21,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:21,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:22,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:22,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 914 conjuncts, 66 conjunts are in the unsatisfiable core [2022-11-20 17:51:22,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:22,389 INFO L134 CoverageAnalysis]: Checked inductivity of 2081 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:22,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:22,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 75 states and 79 transitions. [2022-11-20 17:51:22,696 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 79 transitions. [2022-11-20 17:51:22,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-20 17:51:22,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:22,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:22,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:22,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 927 conjuncts, 67 conjunts are in the unsatisfiable core [2022-11-20 17:51:22,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:23,314 INFO L134 CoverageAnalysis]: Checked inductivity of 2146 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:23,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:23,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 76 states and 80 transitions. [2022-11-20 17:51:23,601 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 80 transitions. [2022-11-20 17:51:23,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-20 17:51:23,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:23,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:23,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:23,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 940 conjuncts, 68 conjunts are in the unsatisfiable core [2022-11-20 17:51:23,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:24,183 INFO L134 CoverageAnalysis]: Checked inductivity of 2212 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:24,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:24,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 77 states and 81 transitions. [2022-11-20 17:51:24,494 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 81 transitions. [2022-11-20 17:51:24,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-11-20 17:51:24,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:24,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:24,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:24,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 953 conjuncts, 69 conjunts are in the unsatisfiable core [2022-11-20 17:51:24,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:25,014 INFO L134 CoverageAnalysis]: Checked inductivity of 2279 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:25,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:25,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 78 states and 82 transitions. [2022-11-20 17:51:25,372 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 82 transitions. [2022-11-20 17:51:25,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-20 17:51:25,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:25,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:25,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:25,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 966 conjuncts, 70 conjunts are in the unsatisfiable core [2022-11-20 17:51:25,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:25,960 INFO L134 CoverageAnalysis]: Checked inductivity of 2347 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:26,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:26,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 79 states and 83 transitions. [2022-11-20 17:51:26,269 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 83 transitions. [2022-11-20 17:51:26,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-11-20 17:51:26,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:26,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:26,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:26,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 979 conjuncts, 71 conjunts are in the unsatisfiable core [2022-11-20 17:51:26,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:26,815 INFO L134 CoverageAnalysis]: Checked inductivity of 2416 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:27,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:27,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 80 states and 84 transitions. [2022-11-20 17:51:27,127 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 84 transitions. [2022-11-20 17:51:27,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 17:51:27,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:27,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:27,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:27,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 992 conjuncts, 72 conjunts are in the unsatisfiable core [2022-11-20 17:51:27,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:27,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2486 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:28,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:28,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 81 states and 85 transitions. [2022-11-20 17:51:28,121 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 85 transitions. [2022-11-20 17:51:28,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-20 17:51:28,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:28,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:28,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:28,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 1005 conjuncts, 73 conjunts are in the unsatisfiable core [2022-11-20 17:51:28,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:28,710 INFO L134 CoverageAnalysis]: Checked inductivity of 2557 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:29,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:29,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 82 states and 86 transitions. [2022-11-20 17:51:29,026 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 86 transitions. [2022-11-20 17:51:29,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-11-20 17:51:29,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:29,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:29,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:29,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 1018 conjuncts, 74 conjunts are in the unsatisfiable core [2022-11-20 17:51:29,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:29,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2629 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:30,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:30,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 83 states and 87 transitions. [2022-11-20 17:51:30,056 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 87 transitions. [2022-11-20 17:51:30,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-11-20 17:51:30,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:30,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:30,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:30,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 1031 conjuncts, 75 conjunts are in the unsatisfiable core [2022-11-20 17:51:30,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:30,634 INFO L134 CoverageAnalysis]: Checked inductivity of 2702 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:30,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:30,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 84 states and 88 transitions. [2022-11-20 17:51:30,960 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 88 transitions. [2022-11-20 17:51:30,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-20 17:51:30,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:30,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:31,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:31,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 1044 conjuncts, 76 conjunts are in the unsatisfiable core [2022-11-20 17:51:31,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:31,547 INFO L134 CoverageAnalysis]: Checked inductivity of 2776 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:31,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:31,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 85 states and 89 transitions. [2022-11-20 17:51:31,933 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 89 transitions. [2022-11-20 17:51:31,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-20 17:51:31,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:31,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:32,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:32,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 1057 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-20 17:51:32,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:32,568 INFO L134 CoverageAnalysis]: Checked inductivity of 2851 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:32,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:32,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 86 states and 90 transitions. [2022-11-20 17:51:32,919 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 90 transitions. [2022-11-20 17:51:32,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-11-20 17:51:32,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:32,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:33,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:33,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 1070 conjuncts, 78 conjunts are in the unsatisfiable core [2022-11-20 17:51:33,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:33,543 INFO L134 CoverageAnalysis]: Checked inductivity of 2927 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:33,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:33,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 87 states and 91 transitions. [2022-11-20 17:51:33,886 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 91 transitions. [2022-11-20 17:51:33,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-11-20 17:51:33,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:33,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:34,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:34,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 1083 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-20 17:51:34,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:34,531 INFO L134 CoverageAnalysis]: Checked inductivity of 3004 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:34,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:34,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 88 states and 92 transitions. [2022-11-20 17:51:34,874 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 92 transitions. [2022-11-20 17:51:34,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-20 17:51:34,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:34,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:35,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:35,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 1096 conjuncts, 80 conjunts are in the unsatisfiable core [2022-11-20 17:51:35,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:35,579 INFO L134 CoverageAnalysis]: Checked inductivity of 3082 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:35,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:35,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 89 states and 93 transitions. [2022-11-20 17:51:35,960 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 93 transitions. [2022-11-20 17:51:35,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-20 17:51:35,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:35,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:36,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:36,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 1109 conjuncts, 81 conjunts are in the unsatisfiable core [2022-11-20 17:51:36,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:36,639 INFO L134 CoverageAnalysis]: Checked inductivity of 3161 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:37,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:37,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 90 states and 94 transitions. [2022-11-20 17:51:37,004 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 94 transitions. [2022-11-20 17:51:37,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-20 17:51:37,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:37,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:37,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:37,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 1122 conjuncts, 82 conjunts are in the unsatisfiable core [2022-11-20 17:51:37,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:37,687 INFO L134 CoverageAnalysis]: Checked inductivity of 3241 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:38,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:38,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 91 states and 95 transitions. [2022-11-20 17:51:38,065 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 95 transitions. [2022-11-20 17:51:38,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-20 17:51:38,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:38,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:38,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:38,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 1135 conjuncts, 83 conjunts are in the unsatisfiable core [2022-11-20 17:51:38,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:38,717 INFO L134 CoverageAnalysis]: Checked inductivity of 3322 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:39,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:39,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 92 states and 96 transitions. [2022-11-20 17:51:39,194 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 96 transitions. [2022-11-20 17:51:39,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-20 17:51:39,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:39,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:39,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:39,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 1148 conjuncts, 84 conjunts are in the unsatisfiable core [2022-11-20 17:51:39,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:39,915 INFO L134 CoverageAnalysis]: Checked inductivity of 3404 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:40,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:40,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 93 states and 97 transitions. [2022-11-20 17:51:40,310 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 97 transitions. [2022-11-20 17:51:40,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-11-20 17:51:40,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:40,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:40,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:40,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 1161 conjuncts, 85 conjunts are in the unsatisfiable core [2022-11-20 17:51:40,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:40,940 INFO L134 CoverageAnalysis]: Checked inductivity of 3487 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:41,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:41,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 94 states and 98 transitions. [2022-11-20 17:51:41,314 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 98 transitions. [2022-11-20 17:51:41,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-20 17:51:41,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:41,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:41,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:41,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 1174 conjuncts, 86 conjunts are in the unsatisfiable core [2022-11-20 17:51:41,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:42,091 INFO L134 CoverageAnalysis]: Checked inductivity of 3571 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:42,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:42,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 95 states and 99 transitions. [2022-11-20 17:51:42,504 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 99 transitions. [2022-11-20 17:51:42,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-11-20 17:51:42,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:42,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:42,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:42,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 1187 conjuncts, 87 conjunts are in the unsatisfiable core [2022-11-20 17:51:42,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:43,237 INFO L134 CoverageAnalysis]: Checked inductivity of 3656 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:43,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:43,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 96 states and 100 transitions. [2022-11-20 17:51:43,621 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 100 transitions. [2022-11-20 17:51:43,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-20 17:51:43,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:43,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:43,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:43,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 1200 conjuncts, 88 conjunts are in the unsatisfiable core [2022-11-20 17:51:43,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:44,327 INFO L134 CoverageAnalysis]: Checked inductivity of 3742 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:44,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:44,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 97 states and 101 transitions. [2022-11-20 17:51:44,833 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 101 transitions. [2022-11-20 17:51:44,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-20 17:51:44,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:44,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:45,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:45,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 1213 conjuncts, 89 conjunts are in the unsatisfiable core [2022-11-20 17:51:45,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:45,492 INFO L134 CoverageAnalysis]: Checked inductivity of 3829 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:45,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:45,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 98 states and 102 transitions. [2022-11-20 17:51:45,885 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 102 transitions. [2022-11-20 17:51:45,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-11-20 17:51:45,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:45,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:46,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:46,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 1226 conjuncts, 90 conjunts are in the unsatisfiable core [2022-11-20 17:51:46,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:46,585 INFO L134 CoverageAnalysis]: Checked inductivity of 3917 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:46,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:46,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 99 states and 103 transitions. [2022-11-20 17:51:46,982 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 103 transitions. [2022-11-20 17:51:46,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-11-20 17:51:46,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:46,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:47,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:47,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 1239 conjuncts, 91 conjunts are in the unsatisfiable core [2022-11-20 17:51:47,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:47,742 INFO L134 CoverageAnalysis]: Checked inductivity of 4006 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:48,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:48,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 100 states and 104 transitions. [2022-11-20 17:51:48,140 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 104 transitions. [2022-11-20 17:51:48,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-11-20 17:51:48,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:48,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:48,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:48,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 1252 conjuncts, 92 conjunts are in the unsatisfiable core [2022-11-20 17:51:48,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:48,841 INFO L134 CoverageAnalysis]: Checked inductivity of 4096 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:49,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:49,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 101 states and 105 transitions. [2022-11-20 17:51:49,249 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 105 transitions. [2022-11-20 17:51:49,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-11-20 17:51:49,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:49,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:49,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:49,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 1265 conjuncts, 93 conjunts are in the unsatisfiable core [2022-11-20 17:51:49,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:49,944 INFO L134 CoverageAnalysis]: Checked inductivity of 4187 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:50,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:50,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 102 states and 106 transitions. [2022-11-20 17:51:50,445 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 106 transitions. [2022-11-20 17:51:50,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-11-20 17:51:50,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:50,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:50,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:50,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 1278 conjuncts, 94 conjunts are in the unsatisfiable core [2022-11-20 17:51:50,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:51,300 INFO L134 CoverageAnalysis]: Checked inductivity of 4279 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:51,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:51,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 103 states and 107 transitions. [2022-11-20 17:51:51,714 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 107 transitions. [2022-11-20 17:51:51,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-11-20 17:51:51,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:51,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:52,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:52,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 1291 conjuncts, 95 conjunts are in the unsatisfiable core [2022-11-20 17:51:52,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:52,409 INFO L134 CoverageAnalysis]: Checked inductivity of 4372 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:52,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:52,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 104 states and 108 transitions. [2022-11-20 17:51:52,825 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 108 transitions. [2022-11-20 17:51:52,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-11-20 17:51:52,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:52,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:53,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:53,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 1304 conjuncts, 96 conjunts are in the unsatisfiable core [2022-11-20 17:51:53,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:53,623 INFO L134 CoverageAnalysis]: Checked inductivity of 4466 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:54,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:54,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 105 states and 109 transitions. [2022-11-20 17:51:54,052 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 109 transitions. [2022-11-20 17:51:54,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-11-20 17:51:54,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:54,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:54,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:54,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 1317 conjuncts, 97 conjunts are in the unsatisfiable core [2022-11-20 17:51:54,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:54,847 INFO L134 CoverageAnalysis]: Checked inductivity of 4561 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:55,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:55,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 106 states and 110 transitions. [2022-11-20 17:51:55,343 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 110 transitions. [2022-11-20 17:51:55,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-11-20 17:51:55,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:55,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:55,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:55,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 1330 conjuncts, 98 conjunts are in the unsatisfiable core [2022-11-20 17:51:55,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:56,150 INFO L134 CoverageAnalysis]: Checked inductivity of 4657 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:56,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:56,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 107 states and 111 transitions. [2022-11-20 17:51:56,620 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 111 transitions. [2022-11-20 17:51:56,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-11-20 17:51:56,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:56,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:57,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:57,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 1343 conjuncts, 99 conjunts are in the unsatisfiable core [2022-11-20 17:51:57,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:57,554 INFO L134 CoverageAnalysis]: Checked inductivity of 4754 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:58,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:58,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 108 states and 112 transitions. [2022-11-20 17:51:58,062 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 112 transitions. [2022-11-20 17:51:58,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-11-20 17:51:58,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:58,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:58,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:58,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 1356 conjuncts, 100 conjunts are in the unsatisfiable core [2022-11-20 17:51:58,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:51:58,860 INFO L134 CoverageAnalysis]: Checked inductivity of 4852 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:51:59,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:59,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 109 states and 113 transitions. [2022-11-20 17:51:59,311 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 113 transitions. [2022-11-20 17:51:59,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-11-20 17:51:59,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:59,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:59,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:59,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 1369 conjuncts, 101 conjunts are in the unsatisfiable core [2022-11-20 17:51:59,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:52:00,073 INFO L134 CoverageAnalysis]: Checked inductivity of 4951 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:00,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:00,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 110 states and 114 transitions. [2022-11-20 17:52:00,607 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 114 transitions. [2022-11-20 17:52:00,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-11-20 17:52:00,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:00,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:01,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:01,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 1382 conjuncts, 102 conjunts are in the unsatisfiable core [2022-11-20 17:52:01,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:52:01,368 INFO L134 CoverageAnalysis]: Checked inductivity of 5051 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:01,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:01,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 111 states and 115 transitions. [2022-11-20 17:52:01,818 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 115 transitions. [2022-11-20 17:52:01,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-11-20 17:52:01,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:01,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:02,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:02,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 1395 conjuncts, 103 conjunts are in the unsatisfiable core [2022-11-20 17:52:02,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:52:02,639 INFO L134 CoverageAnalysis]: Checked inductivity of 5152 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:03,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:03,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 112 states and 116 transitions. [2022-11-20 17:52:03,148 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 116 transitions. [2022-11-20 17:52:03,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-11-20 17:52:03,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:03,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:03,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:03,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 1408 conjuncts, 104 conjunts are in the unsatisfiable core [2022-11-20 17:52:03,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:52:04,037 INFO L134 CoverageAnalysis]: Checked inductivity of 5254 backedges. 0 proven. 5253 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:04,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:04,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 113 states and 117 transitions. [2022-11-20 17:52:04,526 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 117 transitions. [2022-11-20 17:52:04,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-20 17:52:04,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:04,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:04,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:04,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 1421 conjuncts, 105 conjunts are in the unsatisfiable core [2022-11-20 17:52:05,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:52:05,363 INFO L134 CoverageAnalysis]: Checked inductivity of 5357 backedges. 0 proven. 5356 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:05,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:05,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 114 states and 118 transitions. [2022-11-20 17:52:05,828 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 118 transitions. [2022-11-20 17:52:05,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-11-20 17:52:05,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:05,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:06,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:06,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 1434 conjuncts, 106 conjunts are in the unsatisfiable core [2022-11-20 17:52:06,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:52:06,621 INFO L134 CoverageAnalysis]: Checked inductivity of 5461 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:07,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:07,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 115 states and 119 transitions. [2022-11-20 17:52:07,107 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 119 transitions. [2022-11-20 17:52:07,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-11-20 17:52:07,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:07,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:07,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:07,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 1447 conjuncts, 107 conjunts are in the unsatisfiable core [2022-11-20 17:52:07,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:52:08,029 INFO L134 CoverageAnalysis]: Checked inductivity of 5566 backedges. 0 proven. 5565 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:08,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:08,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 116 states and 120 transitions. [2022-11-20 17:52:08,570 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 120 transitions. [2022-11-20 17:52:08,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-20 17:52:08,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:08,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:09,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:09,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 1460 conjuncts, 108 conjunts are in the unsatisfiable core [2022-11-20 17:52:09,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:52:09,429 INFO L134 CoverageAnalysis]: Checked inductivity of 5672 backedges. 0 proven. 5671 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:09,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:09,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 117 states and 121 transitions. [2022-11-20 17:52:09,911 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 121 transitions. [2022-11-20 17:52:09,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-11-20 17:52:09,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:09,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:10,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:10,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 1473 conjuncts, 109 conjunts are in the unsatisfiable core [2022-11-20 17:52:10,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:52:10,738 INFO L134 CoverageAnalysis]: Checked inductivity of 5779 backedges. 0 proven. 5778 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:11,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:11,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 118 states and 122 transitions. [2022-11-20 17:52:11,230 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 122 transitions. [2022-11-20 17:52:11,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-11-20 17:52:11,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:11,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:11,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:11,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 1486 conjuncts, 110 conjunts are in the unsatisfiable core [2022-11-20 17:52:11,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:52:12,131 INFO L134 CoverageAnalysis]: Checked inductivity of 5887 backedges. 0 proven. 5886 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:12,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:12,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 119 states and 123 transitions. [2022-11-20 17:52:12,622 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 123 transitions. [2022-11-20 17:52:12,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-11-20 17:52:12,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:12,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:13,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:13,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 1499 conjuncts, 111 conjunts are in the unsatisfiable core [2022-11-20 17:52:13,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:52:13,455 INFO L134 CoverageAnalysis]: Checked inductivity of 5996 backedges. 0 proven. 5995 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:13,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:13,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 120 states and 124 transitions. [2022-11-20 17:52:13,950 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 124 transitions. [2022-11-20 17:52:13,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-11-20 17:52:13,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:13,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:14,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:14,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 1512 conjuncts, 112 conjunts are in the unsatisfiable core [2022-11-20 17:52:14,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:52:14,806 INFO L134 CoverageAnalysis]: Checked inductivity of 6106 backedges. 0 proven. 6105 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:15,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:15,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 121 states and 125 transitions. [2022-11-20 17:52:15,326 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 125 transitions. [2022-11-20 17:52:15,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-11-20 17:52:15,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:15,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:15,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:15,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 1525 conjuncts, 113 conjunts are in the unsatisfiable core [2022-11-20 17:52:15,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:52:16,265 INFO L134 CoverageAnalysis]: Checked inductivity of 6217 backedges. 0 proven. 6216 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:16,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:16,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 122 states and 126 transitions. [2022-11-20 17:52:16,772 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 126 transitions. [2022-11-20 17:52:16,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-20 17:52:16,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:16,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:17,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:17,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 1538 conjuncts, 114 conjunts are in the unsatisfiable core [2022-11-20 17:52:17,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:52:17,632 INFO L134 CoverageAnalysis]: Checked inductivity of 6329 backedges. 0 proven. 6328 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:18,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:18,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 123 states and 127 transitions. [2022-11-20 17:52:18,152 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 127 transitions. [2022-11-20 17:52:18,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-11-20 17:52:18,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:18,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:18,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:18,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 1551 conjuncts, 115 conjunts are in the unsatisfiable core [2022-11-20 17:52:18,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:52:19,027 INFO L134 CoverageAnalysis]: Checked inductivity of 6442 backedges. 0 proven. 6441 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:19,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:19,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 124 states and 128 transitions. [2022-11-20 17:52:19,684 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 128 transitions. [2022-11-20 17:52:19,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-11-20 17:52:19,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:19,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:20,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:20,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 1564 conjuncts, 116 conjunts are in the unsatisfiable core [2022-11-20 17:52:20,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:52:20,697 INFO L134 CoverageAnalysis]: Checked inductivity of 6556 backedges. 0 proven. 6555 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:21,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:21,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 125 states and 129 transitions. [2022-11-20 17:52:21,221 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 129 transitions. [2022-11-20 17:52:21,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-11-20 17:52:21,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:21,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:21,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:21,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 1577 conjuncts, 117 conjunts are in the unsatisfiable core [2022-11-20 17:52:21,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:52:22,188 INFO L134 CoverageAnalysis]: Checked inductivity of 6671 backedges. 0 proven. 6670 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:22,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:22,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 126 states and 130 transitions. [2022-11-20 17:52:22,756 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 130 transitions. [2022-11-20 17:52:22,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-11-20 17:52:22,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:22,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:23,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:23,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 1590 conjuncts, 118 conjunts are in the unsatisfiable core [2022-11-20 17:52:23,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:52:23,730 INFO L134 CoverageAnalysis]: Checked inductivity of 6787 backedges. 0 proven. 6786 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:24,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:24,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 127 states and 131 transitions. [2022-11-20 17:52:24,362 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 131 transitions. [2022-11-20 17:52:24,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-11-20 17:52:24,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:24,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:24,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:24,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 1603 conjuncts, 119 conjunts are in the unsatisfiable core [2022-11-20 17:52:24,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:52:25,338 INFO L134 CoverageAnalysis]: Checked inductivity of 6904 backedges. 0 proven. 6903 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:25,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:25,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 128 states and 132 transitions. [2022-11-20 17:52:25,877 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 132 transitions. [2022-11-20 17:52:25,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-11-20 17:52:25,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:25,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:26,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:26,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 1616 conjuncts, 120 conjunts are in the unsatisfiable core [2022-11-20 17:52:26,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:52:26,781 INFO L134 CoverageAnalysis]: Checked inductivity of 7022 backedges. 0 proven. 7021 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:27,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:27,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 129 states and 133 transitions. [2022-11-20 17:52:27,325 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 133 transitions. [2022-11-20 17:52:27,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-11-20 17:52:27,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:27,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:27,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:27,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 1629 conjuncts, 121 conjunts are in the unsatisfiable core [2022-11-20 17:52:27,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:52:28,278 INFO L134 CoverageAnalysis]: Checked inductivity of 7141 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:28,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:28,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 130 states and 134 transitions. [2022-11-20 17:52:28,940 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 134 transitions. [2022-11-20 17:52:28,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-11-20 17:52:28,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:28,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:29,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:29,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 1642 conjuncts, 122 conjunts are in the unsatisfiable core [2022-11-20 17:52:29,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:52:29,911 INFO L134 CoverageAnalysis]: Checked inductivity of 7261 backedges. 0 proven. 7260 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:30,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:30,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 131 states and 135 transitions. [2022-11-20 17:52:30,457 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 135 transitions. [2022-11-20 17:52:30,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-20 17:52:30,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:30,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:30,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:30,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 1655 conjuncts, 123 conjunts are in the unsatisfiable core [2022-11-20 17:52:30,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:52:31,435 INFO L134 CoverageAnalysis]: Checked inductivity of 7382 backedges. 0 proven. 7381 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:31,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:31,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 132 states and 136 transitions. [2022-11-20 17:52:31,997 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 136 transitions. [2022-11-20 17:52:31,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-11-20 17:52:31,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:31,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:32,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:32,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 1668 conjuncts, 124 conjunts are in the unsatisfiable core [2022-11-20 17:52:32,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:52:32,937 INFO L134 CoverageAnalysis]: Checked inductivity of 7504 backedges. 0 proven. 7503 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:33,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:33,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 133 states and 137 transitions. [2022-11-20 17:52:33,626 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 137 transitions. [2022-11-20 17:52:33,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-11-20 17:52:33,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:33,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:34,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:34,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 1681 conjuncts, 125 conjunts are in the unsatisfiable core [2022-11-20 17:52:34,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:52:34,558 INFO L134 CoverageAnalysis]: Checked inductivity of 7627 backedges. 0 proven. 7626 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:35,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:35,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 134 states and 138 transitions. [2022-11-20 17:52:35,135 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 138 transitions. [2022-11-20 17:52:35,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-11-20 17:52:35,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:35,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:35,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:35,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 1694 conjuncts, 126 conjunts are in the unsatisfiable core [2022-11-20 17:52:35,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:52:36,105 INFO L134 CoverageAnalysis]: Checked inductivity of 7751 backedges. 0 proven. 7750 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:36,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:36,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 135 states and 139 transitions. [2022-11-20 17:52:36,685 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 139 transitions. [2022-11-20 17:52:36,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-11-20 17:52:36,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:36,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:37,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:37,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 1707 conjuncts, 127 conjunts are in the unsatisfiable core [2022-11-20 17:52:37,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:52:37,803 INFO L134 CoverageAnalysis]: Checked inductivity of 7876 backedges. 0 proven. 7875 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:38,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:38,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 136 states and 140 transitions. [2022-11-20 17:52:38,416 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 140 transitions. [2022-11-20 17:52:38,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-11-20 17:52:38,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:38,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:39,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:39,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 1720 conjuncts, 128 conjunts are in the unsatisfiable core [2022-11-20 17:52:39,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:52:39,488 INFO L134 CoverageAnalysis]: Checked inductivity of 8002 backedges. 0 proven. 8001 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:40,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:40,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 137 states and 141 transitions. [2022-11-20 17:52:40,076 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 141 transitions. [2022-11-20 17:52:40,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-11-20 17:52:40,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:40,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:40,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:40,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 1733 conjuncts, 129 conjunts are in the unsatisfiable core [2022-11-20 17:52:40,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:52:41,130 INFO L134 CoverageAnalysis]: Checked inductivity of 8129 backedges. 0 proven. 8128 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:41,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:41,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 138 states and 142 transitions. [2022-11-20 17:52:41,733 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 142 transitions. [2022-11-20 17:52:41,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-11-20 17:52:41,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:41,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:42,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:42,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 1746 conjuncts, 130 conjunts are in the unsatisfiable core [2022-11-20 17:52:42,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:52:42,926 INFO L134 CoverageAnalysis]: Checked inductivity of 8257 backedges. 0 proven. 8256 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:43,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:43,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 139 states and 143 transitions. [2022-11-20 17:52:43,520 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 143 transitions. [2022-11-20 17:52:43,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-11-20 17:52:43,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:43,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:44,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:44,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 1759 conjuncts, 131 conjunts are in the unsatisfiable core [2022-11-20 17:52:44,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:52:44,523 INFO L134 CoverageAnalysis]: Checked inductivity of 8386 backedges. 0 proven. 8385 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:45,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:45,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 140 states and 144 transitions. [2022-11-20 17:52:45,133 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 144 transitions. [2022-11-20 17:52:45,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-11-20 17:52:45,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:45,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:45,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:45,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 1772 conjuncts, 132 conjunts are in the unsatisfiable core [2022-11-20 17:52:45,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:52:46,149 INFO L134 CoverageAnalysis]: Checked inductivity of 8516 backedges. 0 proven. 8515 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:46,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:46,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 141 states and 145 transitions. [2022-11-20 17:52:46,749 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 145 transitions. [2022-11-20 17:52:46,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-11-20 17:52:46,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:46,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:47,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:47,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 1785 conjuncts, 133 conjunts are in the unsatisfiable core [2022-11-20 17:52:47,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:52:47,819 INFO L134 CoverageAnalysis]: Checked inductivity of 8647 backedges. 0 proven. 8646 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:48,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:48,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 142 states and 146 transitions. [2022-11-20 17:52:48,661 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 146 transitions. [2022-11-20 17:52:48,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2022-11-20 17:52:48,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:48,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:49,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:49,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 1798 conjuncts, 134 conjunts are in the unsatisfiable core [2022-11-20 17:52:49,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:52:49,688 INFO L134 CoverageAnalysis]: Checked inductivity of 8779 backedges. 0 proven. 8778 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:50,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:50,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 143 states and 147 transitions. [2022-11-20 17:52:50,309 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 147 transitions. [2022-11-20 17:52:50,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2022-11-20 17:52:50,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:50,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:50,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:50,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 1811 conjuncts, 135 conjunts are in the unsatisfiable core [2022-11-20 17:52:50,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:52:51,353 INFO L134 CoverageAnalysis]: Checked inductivity of 8912 backedges. 0 proven. 8911 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:51,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:51,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 144 states and 148 transitions. [2022-11-20 17:52:51,972 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 148 transitions. [2022-11-20 17:52:51,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-11-20 17:52:51,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:51,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:52,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:52,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 1824 conjuncts, 136 conjunts are in the unsatisfiable core [2022-11-20 17:52:52,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:52:53,056 INFO L134 CoverageAnalysis]: Checked inductivity of 9046 backedges. 0 proven. 9045 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:53,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:53,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 145 states and 149 transitions. [2022-11-20 17:52:53,907 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 149 transitions. [2022-11-20 17:52:53,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-11-20 17:52:53,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:53,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:54,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:54,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 1837 conjuncts, 137 conjunts are in the unsatisfiable core [2022-11-20 17:52:54,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:52:54,971 INFO L134 CoverageAnalysis]: Checked inductivity of 9181 backedges. 0 proven. 9180 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:55,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:55,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 146 states and 150 transitions. [2022-11-20 17:52:55,611 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 150 transitions. [2022-11-20 17:52:55,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-11-20 17:52:55,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:55,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:56,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:56,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 1850 conjuncts, 138 conjunts are in the unsatisfiable core [2022-11-20 17:52:56,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:52:57,008 INFO L134 CoverageAnalysis]: Checked inductivity of 9317 backedges. 0 proven. 9316 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:57,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:57,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 147 states and 151 transitions. [2022-11-20 17:52:57,689 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 151 transitions. [2022-11-20 17:52:57,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-11-20 17:52:57,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:57,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:58,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:58,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 1863 conjuncts, 139 conjunts are in the unsatisfiable core [2022-11-20 17:52:58,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:52:58,921 INFO L134 CoverageAnalysis]: Checked inductivity of 9454 backedges. 0 proven. 9453 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:59,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:59,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 148 states and 152 transitions. [2022-11-20 17:52:59,649 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 152 transitions. [2022-11-20 17:52:59,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-11-20 17:52:59,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:59,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:00,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:00,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 1876 conjuncts, 140 conjunts are in the unsatisfiable core [2022-11-20 17:53:00,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:53:00,791 INFO L134 CoverageAnalysis]: Checked inductivity of 9592 backedges. 0 proven. 9591 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:53:01,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:01,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 149 states and 153 transitions. [2022-11-20 17:53:01,588 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 153 transitions. [2022-11-20 17:53:01,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-11-20 17:53:01,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:01,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:02,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:02,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 1889 conjuncts, 141 conjunts are in the unsatisfiable core [2022-11-20 17:53:02,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:53:02,675 INFO L134 CoverageAnalysis]: Checked inductivity of 9731 backedges. 0 proven. 9730 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:53:03,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:03,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 150 states and 154 transitions. [2022-11-20 17:53:03,339 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 154 transitions. [2022-11-20 17:53:03,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-11-20 17:53:03,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:03,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:03,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:03,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 1902 conjuncts, 142 conjunts are in the unsatisfiable core [2022-11-20 17:53:03,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:53:04,443 INFO L134 CoverageAnalysis]: Checked inductivity of 9871 backedges. 0 proven. 9870 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:53:05,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:05,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 151 states and 155 transitions. [2022-11-20 17:53:05,112 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 155 transitions. [2022-11-20 17:53:05,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-11-20 17:53:05,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:05,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:05,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:05,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 1915 conjuncts, 143 conjunts are in the unsatisfiable core [2022-11-20 17:53:05,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:53:06,313 INFO L134 CoverageAnalysis]: Checked inductivity of 10012 backedges. 0 proven. 10011 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:53:06,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:06,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 152 states and 156 transitions. [2022-11-20 17:53:06,982 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 156 transitions. [2022-11-20 17:53:06,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-11-20 17:53:06,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:06,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:07,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:07,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 1928 conjuncts, 144 conjunts are in the unsatisfiable core [2022-11-20 17:53:07,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:53:08,104 INFO L134 CoverageAnalysis]: Checked inductivity of 10154 backedges. 0 proven. 10153 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:53:08,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:08,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 153 states and 157 transitions. [2022-11-20 17:53:08,782 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 157 transitions. [2022-11-20 17:53:08,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-11-20 17:53:08,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:08,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:09,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:09,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 1941 conjuncts, 145 conjunts are in the unsatisfiable core [2022-11-20 17:53:09,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:53:10,134 INFO L134 CoverageAnalysis]: Checked inductivity of 10297 backedges. 0 proven. 10296 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:53:10,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:10,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 154 states and 158 transitions. [2022-11-20 17:53:10,822 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 158 transitions. [2022-11-20 17:53:10,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-11-20 17:53:10,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:10,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:11,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:11,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 1954 conjuncts, 146 conjunts are in the unsatisfiable core [2022-11-20 17:53:11,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:53:11,969 INFO L134 CoverageAnalysis]: Checked inductivity of 10441 backedges. 0 proven. 10440 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:53:12,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:12,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 155 states and 159 transitions. [2022-11-20 17:53:12,661 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 159 transitions. [2022-11-20 17:53:12,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-11-20 17:53:12,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:12,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:13,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:13,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 1967 conjuncts, 147 conjunts are in the unsatisfiable core [2022-11-20 17:53:13,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:53:14,029 INFO L134 CoverageAnalysis]: Checked inductivity of 10586 backedges. 0 proven. 10585 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:53:14,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:14,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 156 states and 160 transitions. [2022-11-20 17:53:14,759 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 160 transitions. [2022-11-20 17:53:14,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-11-20 17:53:14,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:14,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:15,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:15,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 1980 conjuncts, 148 conjunts are in the unsatisfiable core [2022-11-20 17:53:15,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:53:16,047 INFO L134 CoverageAnalysis]: Checked inductivity of 10732 backedges. 0 proven. 10731 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:53:16,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:16,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 157 states and 161 transitions. [2022-11-20 17:53:16,749 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 161 transitions. [2022-11-20 17:53:16,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-11-20 17:53:16,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:16,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:17,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:17,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 1993 conjuncts, 149 conjunts are in the unsatisfiable core [2022-11-20 17:53:17,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:53:18,080 INFO L134 CoverageAnalysis]: Checked inductivity of 10879 backedges. 0 proven. 10878 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:53:18,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:18,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 158 states and 162 transitions. [2022-11-20 17:53:18,779 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 162 transitions. [2022-11-20 17:53:18,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-11-20 17:53:18,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:18,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:19,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:19,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 2006 conjuncts, 150 conjunts are in the unsatisfiable core [2022-11-20 17:53:19,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:53:19,954 INFO L134 CoverageAnalysis]: Checked inductivity of 11027 backedges. 0 proven. 11026 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:53:20,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:20,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 159 states and 163 transitions. [2022-11-20 17:53:20,662 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 163 transitions. [2022-11-20 17:53:20,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-11-20 17:53:20,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:20,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:21,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:21,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 2019 conjuncts, 151 conjunts are in the unsatisfiable core [2022-11-20 17:53:21,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:53:22,002 INFO L134 CoverageAnalysis]: Checked inductivity of 11176 backedges. 0 proven. 11175 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:53:22,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:22,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 160 states and 164 transitions. [2022-11-20 17:53:22,714 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 164 transitions. [2022-11-20 17:53:22,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2022-11-20 17:53:22,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:22,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:23,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:23,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 2032 conjuncts, 152 conjunts are in the unsatisfiable core [2022-11-20 17:53:23,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:53:23,932 INFO L134 CoverageAnalysis]: Checked inductivity of 11326 backedges. 0 proven. 11325 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:53:24,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:24,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 161 states and 165 transitions. [2022-11-20 17:53:24,653 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 165 transitions. [2022-11-20 17:53:24,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-11-20 17:53:24,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:24,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:25,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:25,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 2045 conjuncts, 153 conjunts are in the unsatisfiable core [2022-11-20 17:53:25,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:53:25,999 INFO L134 CoverageAnalysis]: Checked inductivity of 11477 backedges. 0 proven. 11476 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:53:26,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:26,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 162 states and 166 transitions. [2022-11-20 17:53:26,726 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 166 transitions. [2022-11-20 17:53:26,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-11-20 17:53:26,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:26,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:27,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:27,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 2058 conjuncts, 154 conjunts are in the unsatisfiable core [2022-11-20 17:53:27,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:53:27,923 INFO L134 CoverageAnalysis]: Checked inductivity of 11629 backedges. 0 proven. 11628 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:53:28,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:28,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 163 states and 167 transitions. [2022-11-20 17:53:28,658 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 167 transitions. [2022-11-20 17:53:28,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-11-20 17:53:28,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:28,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:29,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:29,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 2071 conjuncts, 155 conjunts are in the unsatisfiable core [2022-11-20 17:53:29,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:53:29,873 INFO L134 CoverageAnalysis]: Checked inductivity of 11782 backedges. 0 proven. 11781 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:53:30,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:30,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 164 states and 168 transitions. [2022-11-20 17:53:30,814 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 168 transitions. [2022-11-20 17:53:30,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2022-11-20 17:53:30,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:30,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:31,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:31,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 2084 conjuncts, 156 conjunts are in the unsatisfiable core [2022-11-20 17:53:31,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:53:32,205 INFO L134 CoverageAnalysis]: Checked inductivity of 11936 backedges. 0 proven. 11935 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:53:33,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:33,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 165 states and 169 transitions. [2022-11-20 17:53:33,005 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 169 transitions. [2022-11-20 17:53:33,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-11-20 17:53:33,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:33,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:33,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:33,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 2097 conjuncts, 157 conjunts are in the unsatisfiable core [2022-11-20 17:53:33,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:53:34,462 INFO L134 CoverageAnalysis]: Checked inductivity of 12091 backedges. 0 proven. 12090 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:53:35,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:35,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 166 states and 170 transitions. [2022-11-20 17:53:35,211 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 170 transitions. [2022-11-20 17:53:35,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-11-20 17:53:35,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:35,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:35,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:35,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 2110 conjuncts, 158 conjunts are in the unsatisfiable core [2022-11-20 17:53:35,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:53:36,469 INFO L134 CoverageAnalysis]: Checked inductivity of 12247 backedges. 0 proven. 12246 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:53:37,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:37,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 167 states and 171 transitions. [2022-11-20 17:53:37,227 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 171 transitions. [2022-11-20 17:53:37,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-11-20 17:53:37,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:37,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:38,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:38,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 2123 conjuncts, 159 conjunts are in the unsatisfiable core [2022-11-20 17:53:38,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:53:38,736 INFO L134 CoverageAnalysis]: Checked inductivity of 12404 backedges. 0 proven. 12403 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:53:39,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:39,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 168 states and 172 transitions. [2022-11-20 17:53:39,509 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 172 transitions. [2022-11-20 17:53:39,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-11-20 17:53:39,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:39,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:40,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:40,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 2136 conjuncts, 160 conjunts are in the unsatisfiable core [2022-11-20 17:53:40,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:53:40,793 INFO L134 CoverageAnalysis]: Checked inductivity of 12562 backedges. 0 proven. 12561 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:53:41,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:41,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 169 states and 173 transitions. [2022-11-20 17:53:41,745 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 173 transitions. [2022-11-20 17:53:41,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-11-20 17:53:41,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:41,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:42,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:42,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 2149 conjuncts, 161 conjunts are in the unsatisfiable core [2022-11-20 17:53:42,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:53:43,018 INFO L134 CoverageAnalysis]: Checked inductivity of 12721 backedges. 0 proven. 12720 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:53:43,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:43,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 170 states and 174 transitions. [2022-11-20 17:53:43,795 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 174 transitions. [2022-11-20 17:53:43,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2022-11-20 17:53:43,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:43,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:44,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:44,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 2162 conjuncts, 162 conjunts are in the unsatisfiable core [2022-11-20 17:53:44,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:53:45,326 INFO L134 CoverageAnalysis]: Checked inductivity of 12881 backedges. 0 proven. 12880 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:53:46,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:46,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 171 states and 175 transitions. [2022-11-20 17:53:46,160 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 175 transitions. [2022-11-20 17:53:46,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-11-20 17:53:46,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:46,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:46,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:47,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 2175 conjuncts, 163 conjunts are in the unsatisfiable core [2022-11-20 17:53:47,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:53:47,820 INFO L134 CoverageAnalysis]: Checked inductivity of 13042 backedges. 0 proven. 13041 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:53:48,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:48,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 172 states and 176 transitions. [2022-11-20 17:53:48,612 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 176 transitions. [2022-11-20 17:53:48,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2022-11-20 17:53:48,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:48,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:49,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:49,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 2188 conjuncts, 164 conjunts are in the unsatisfiable core [2022-11-20 17:53:49,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:53:49,941 INFO L134 CoverageAnalysis]: Checked inductivity of 13204 backedges. 0 proven. 13203 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:53:50,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:50,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 173 states and 177 transitions. [2022-11-20 17:53:50,731 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 177 transitions. [2022-11-20 17:53:50,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-11-20 17:53:50,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:50,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:51,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:51,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 2201 conjuncts, 165 conjunts are in the unsatisfiable core [2022-11-20 17:53:51,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:53:52,191 INFO L134 CoverageAnalysis]: Checked inductivity of 13367 backedges. 0 proven. 13366 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:53:52,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:52,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 174 states and 178 transitions. [2022-11-20 17:53:52,989 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 178 transitions. [2022-11-20 17:53:52,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2022-11-20 17:53:52,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:52,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:53,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:53,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 2214 conjuncts, 166 conjunts are in the unsatisfiable core [2022-11-20 17:53:53,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:53:54,508 INFO L134 CoverageAnalysis]: Checked inductivity of 13531 backedges. 0 proven. 13530 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:53:55,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:55,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 175 states and 179 transitions. [2022-11-20 17:53:55,310 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 179 transitions. [2022-11-20 17:53:55,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-11-20 17:53:55,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:55,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:56,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:56,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 2227 conjuncts, 167 conjunts are in the unsatisfiable core [2022-11-20 17:53:56,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:53:56,867 INFO L134 CoverageAnalysis]: Checked inductivity of 13696 backedges. 0 proven. 13695 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:53:57,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:57,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 176 states and 180 transitions. [2022-11-20 17:53:57,726 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 180 transitions. [2022-11-20 17:53:57,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-11-20 17:53:57,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:57,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:58,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:58,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 2240 conjuncts, 168 conjunts are in the unsatisfiable core [2022-11-20 17:53:58,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:53:59,246 INFO L134 CoverageAnalysis]: Checked inductivity of 13862 backedges. 0 proven. 13861 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:54:00,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:00,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 177 states and 181 transitions. [2022-11-20 17:54:00,123 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 181 transitions. [2022-11-20 17:54:00,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2022-11-20 17:54:00,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:00,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:00,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:01,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 2253 conjuncts, 169 conjunts are in the unsatisfiable core [2022-11-20 17:54:01,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:54:01,619 INFO L134 CoverageAnalysis]: Checked inductivity of 14029 backedges. 0 proven. 14028 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:54:02,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:02,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 178 states and 182 transitions. [2022-11-20 17:54:02,441 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 182 transitions. [2022-11-20 17:54:02,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2022-11-20 17:54:02,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:02,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:03,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:03,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 2266 conjuncts, 170 conjunts are in the unsatisfiable core [2022-11-20 17:54:03,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:54:04,024 INFO L134 CoverageAnalysis]: Checked inductivity of 14197 backedges. 0 proven. 14196 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:54:04,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:04,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 179 states and 183 transitions. [2022-11-20 17:54:04,843 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 183 transitions. [2022-11-20 17:54:04,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2022-11-20 17:54:04,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:04,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:05,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:05,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 2279 conjuncts, 171 conjunts are in the unsatisfiable core [2022-11-20 17:54:05,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:54:06,520 INFO L134 CoverageAnalysis]: Checked inductivity of 14366 backedges. 0 proven. 14365 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:54:07,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:07,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 180 states and 184 transitions. [2022-11-20 17:54:07,355 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 184 transitions. [2022-11-20 17:54:07,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2022-11-20 17:54:07,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:07,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:08,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:08,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 2292 conjuncts, 172 conjunts are in the unsatisfiable core [2022-11-20 17:54:08,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:54:08,746 INFO L134 CoverageAnalysis]: Checked inductivity of 14536 backedges. 0 proven. 14535 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:54:09,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:09,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 181 states and 185 transitions. [2022-11-20 17:54:09,797 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 185 transitions. [2022-11-20 17:54:09,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2022-11-20 17:54:09,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:09,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:10,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:10,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 2305 conjuncts, 173 conjunts are in the unsatisfiable core [2022-11-20 17:54:10,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:54:11,381 INFO L134 CoverageAnalysis]: Checked inductivity of 14707 backedges. 0 proven. 14706 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:54:12,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:12,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 182 states and 186 transitions. [2022-11-20 17:54:12,292 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 186 transitions. [2022-11-20 17:54:12,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2022-11-20 17:54:12,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:12,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:13,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:13,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 2318 conjuncts, 174 conjunts are in the unsatisfiable core [2022-11-20 17:54:13,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:54:13,886 INFO L134 CoverageAnalysis]: Checked inductivity of 14879 backedges. 0 proven. 14878 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:54:14,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:14,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 183 states and 187 transitions. [2022-11-20 17:54:14,749 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 187 transitions. [2022-11-20 17:54:14,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-11-20 17:54:14,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:14,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:15,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:15,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 2331 conjuncts, 175 conjunts are in the unsatisfiable core [2022-11-20 17:54:15,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:54:16,394 INFO L134 CoverageAnalysis]: Checked inductivity of 15052 backedges. 0 proven. 15051 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:54:17,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:17,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 184 states and 188 transitions. [2022-11-20 17:54:17,258 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 188 transitions. [2022-11-20 17:54:17,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2022-11-20 17:54:17,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:17,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:18,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:18,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 2344 conjuncts, 176 conjunts are in the unsatisfiable core [2022-11-20 17:54:18,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:54:18,855 INFO L134 CoverageAnalysis]: Checked inductivity of 15226 backedges. 0 proven. 15225 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:54:19,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:19,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 185 states and 189 transitions. [2022-11-20 17:54:19,736 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 189 transitions. [2022-11-20 17:54:19,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2022-11-20 17:54:19,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:19,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:20,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:20,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 2357 conjuncts, 177 conjunts are in the unsatisfiable core [2022-11-20 17:54:20,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:54:21,463 INFO L134 CoverageAnalysis]: Checked inductivity of 15401 backedges. 0 proven. 15400 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:54:22,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:22,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 186 states and 190 transitions. [2022-11-20 17:54:22,389 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 190 transitions. [2022-11-20 17:54:22,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2022-11-20 17:54:22,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:22,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:23,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:23,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 2370 conjuncts, 178 conjunts are in the unsatisfiable core [2022-11-20 17:54:23,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:54:24,109 INFO L134 CoverageAnalysis]: Checked inductivity of 15577 backedges. 0 proven. 15576 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:54:24,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:24,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 187 states and 191 transitions. [2022-11-20 17:54:24,994 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 191 transitions. [2022-11-20 17:54:24,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2022-11-20 17:54:24,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:24,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:25,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:25,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 2383 conjuncts, 179 conjunts are in the unsatisfiable core [2022-11-20 17:54:25,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:54:26,635 INFO L134 CoverageAnalysis]: Checked inductivity of 15754 backedges. 0 proven. 15753 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:54:27,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:27,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 188 states and 192 transitions. [2022-11-20 17:54:27,533 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 192 transitions. [2022-11-20 17:54:27,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2022-11-20 17:54:27,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:27,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:28,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:28,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 2396 conjuncts, 180 conjunts are in the unsatisfiable core [2022-11-20 17:54:28,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:54:29,160 INFO L134 CoverageAnalysis]: Checked inductivity of 15932 backedges. 0 proven. 15931 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:54:30,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:30,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 189 states and 193 transitions. [2022-11-20 17:54:30,062 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 193 transitions. [2022-11-20 17:54:30,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2022-11-20 17:54:30,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:30,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:31,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:31,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 2409 conjuncts, 181 conjunts are in the unsatisfiable core [2022-11-20 17:54:31,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:54:31,845 INFO L134 CoverageAnalysis]: Checked inductivity of 16111 backedges. 0 proven. 16110 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:54:32,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:32,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 190 states and 194 transitions. [2022-11-20 17:54:32,809 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 194 transitions. [2022-11-20 17:54:32,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-11-20 17:54:32,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:32,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:33,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:33,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 2422 conjuncts, 182 conjunts are in the unsatisfiable core [2022-11-20 17:54:33,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:54:34,516 INFO L134 CoverageAnalysis]: Checked inductivity of 16291 backedges. 0 proven. 16290 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:54:35,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:35,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 191 states and 195 transitions. [2022-11-20 17:54:35,408 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 195 transitions. [2022-11-20 17:54:35,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-11-20 17:54:35,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:35,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:36,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:36,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 2435 conjuncts, 183 conjunts are in the unsatisfiable core [2022-11-20 17:54:36,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:54:37,073 INFO L134 CoverageAnalysis]: Checked inductivity of 16472 backedges. 0 proven. 16471 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:54:37,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:37,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 192 states and 196 transitions. [2022-11-20 17:54:37,972 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 196 transitions. [2022-11-20 17:54:37,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2022-11-20 17:54:37,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:37,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:38,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:38,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 2448 conjuncts, 184 conjunts are in the unsatisfiable core [2022-11-20 17:54:38,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:54:39,648 INFO L134 CoverageAnalysis]: Checked inductivity of 16654 backedges. 0 proven. 16653 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:54:40,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:40,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 193 states and 197 transitions. [2022-11-20 17:54:40,576 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 197 transitions. [2022-11-20 17:54:40,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-11-20 17:54:40,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:40,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:41,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:41,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 2461 conjuncts, 185 conjunts are in the unsatisfiable core [2022-11-20 17:54:41,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:54:42,368 INFO L134 CoverageAnalysis]: Checked inductivity of 16837 backedges. 0 proven. 16836 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:54:43,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:43,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 194 states and 198 transitions. [2022-11-20 17:54:43,372 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 198 transitions. [2022-11-20 17:54:43,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-11-20 17:54:43,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:43,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:44,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:44,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 2474 conjuncts, 186 conjunts are in the unsatisfiable core [2022-11-20 17:54:44,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:54:45,258 INFO L134 CoverageAnalysis]: Checked inductivity of 17021 backedges. 0 proven. 17020 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:54:46,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:46,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 195 states and 199 transitions. [2022-11-20 17:54:46,240 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 199 transitions. [2022-11-20 17:54:46,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2022-11-20 17:54:46,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:46,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:47,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:47,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 2487 conjuncts, 187 conjunts are in the unsatisfiable core [2022-11-20 17:54:47,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:54:48,040 INFO L134 CoverageAnalysis]: Checked inductivity of 17206 backedges. 0 proven. 17205 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:54:49,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:49,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 196 states and 200 transitions. [2022-11-20 17:54:49,003 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 200 transitions. [2022-11-20 17:54:49,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2022-11-20 17:54:49,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:49,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:50,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:50,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 2500 conjuncts, 188 conjunts are in the unsatisfiable core [2022-11-20 17:54:50,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:54:50,708 INFO L134 CoverageAnalysis]: Checked inductivity of 17392 backedges. 0 proven. 17391 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:54:51,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:51,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 197 states and 201 transitions. [2022-11-20 17:54:51,689 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 201 transitions. [2022-11-20 17:54:51,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2022-11-20 17:54:51,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:51,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:52,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:52,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 2513 conjuncts, 189 conjunts are in the unsatisfiable core [2022-11-20 17:54:52,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:54:53,536 INFO L134 CoverageAnalysis]: Checked inductivity of 17579 backedges. 0 proven. 17578 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:54:54,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:54,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 198 states and 202 transitions. [2022-11-20 17:54:54,576 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 202 transitions. [2022-11-20 17:54:54,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2022-11-20 17:54:54,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:54,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:55,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:55,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 2526 conjuncts, 190 conjunts are in the unsatisfiable core [2022-11-20 17:54:55,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:54:56,504 INFO L134 CoverageAnalysis]: Checked inductivity of 17767 backedges. 0 proven. 17766 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:54:57,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:57,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 199 states and 203 transitions. [2022-11-20 17:54:57,460 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 203 transitions. [2022-11-20 17:54:57,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2022-11-20 17:54:57,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:57,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:58,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:58,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 2539 conjuncts, 191 conjunts are in the unsatisfiable core [2022-11-20 17:54:58,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:54:59,192 INFO L134 CoverageAnalysis]: Checked inductivity of 17956 backedges. 0 proven. 17955 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:55:00,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:00,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 200 states and 204 transitions. [2022-11-20 17:55:00,156 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 204 transitions. [2022-11-20 17:55:00,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2022-11-20 17:55:00,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:00,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:01,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:01,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 2552 conjuncts, 192 conjunts are in the unsatisfiable core [2022-11-20 17:55:01,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:55:01,927 INFO L134 CoverageAnalysis]: Checked inductivity of 18146 backedges. 0 proven. 18145 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:55:02,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:02,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 201 states and 205 transitions. [2022-11-20 17:55:02,924 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 205 transitions. [2022-11-20 17:55:02,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2022-11-20 17:55:02,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:02,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:04,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:04,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 2565 conjuncts, 193 conjunts are in the unsatisfiable core [2022-11-20 17:55:04,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:55:04,896 INFO L134 CoverageAnalysis]: Checked inductivity of 18337 backedges. 0 proven. 18336 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:55:06,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:06,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 202 states and 206 transitions. [2022-11-20 17:55:06,018 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 206 transitions. [2022-11-20 17:55:06,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2022-11-20 17:55:06,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:06,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms