./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label06.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e078d1d5-b299-473e-8bf9-e748026234d6/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e078d1d5-b299-473e-8bf9-e748026234d6/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e078d1d5-b299-473e-8bf9-e748026234d6/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e078d1d5-b299-473e-8bf9-e748026234d6/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label06.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e078d1d5-b299-473e-8bf9-e748026234d6/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e078d1d5-b299-473e-8bf9-e748026234d6/bin/ukojak-rkRKPMF4O4 --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 8fe6fb83fb08ef54afbd8d78d8c97f9d20e73a7ae4eae7f287d2ff90296f8470 --- 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-2329fc7 [2022-12-14 23:56:52,491 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:56:52,492 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:56:52,506 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:56:52,506 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:56:52,507 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:56:52,507 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:56:52,508 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:56:52,509 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:56:52,510 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:56:52,511 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:56:52,511 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:56:52,512 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:56:52,512 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:56:52,513 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:56:52,514 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:56:52,514 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:56:52,515 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:56:52,516 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:56:52,517 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:56:52,518 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:56:52,519 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:56:52,520 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:56:52,521 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:56:52,525 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:56:52,525 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:56:52,525 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:56:52,526 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:56:52,527 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:56:52,527 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:56:52,528 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:56:52,528 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:56:52,529 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:56:52,530 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:56:52,531 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:56:52,531 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:56:52,532 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:56:52,532 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:56:52,532 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:56:52,533 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:56:52,534 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:56:52,535 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e078d1d5-b299-473e-8bf9-e748026234d6/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 23:56:52,555 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:56:52,555 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:56:52,556 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 23:56:52,556 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 23:56:52,556 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:56:52,556 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:56:52,566 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:56:52,566 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:56:52,566 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 23:56:52,567 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:56:52,567 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:56:52,567 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 23:56:52,567 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:56:52,567 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 23:56:52,567 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:56:52,568 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 23:56:52,568 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:56:52,568 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 23:56:52,568 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:56:52,568 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:56:52,569 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:56:52,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:56:52,569 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:56:52,569 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:56:52,569 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 23:56:52,570 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 23:56:52,570 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 23:56:52,570 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 23:56:52,570 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_e078d1d5-b299-473e-8bf9-e748026234d6/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e078d1d5-b299-473e-8bf9-e748026234d6/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8fe6fb83fb08ef54afbd8d78d8c97f9d20e73a7ae4eae7f287d2ff90296f8470 [2022-12-14 23:56:52,754 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:56:52,773 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:56:52,776 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:56:52,777 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:56:52,777 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:56:52,779 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e078d1d5-b299-473e-8bf9-e748026234d6/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/eca-rers2012/Problem02_label06.c [2022-12-14 23:56:55,425 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:56:55,614 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:56:55,615 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e078d1d5-b299-473e-8bf9-e748026234d6/sv-benchmarks/c/eca-rers2012/Problem02_label06.c [2022-12-14 23:56:55,625 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e078d1d5-b299-473e-8bf9-e748026234d6/bin/ukojak-rkRKPMF4O4/data/2a1de8721/64e62aef112c4890a214fc07143829fc/FLAG78ea545d1 [2022-12-14 23:56:55,637 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e078d1d5-b299-473e-8bf9-e748026234d6/bin/ukojak-rkRKPMF4O4/data/2a1de8721/64e62aef112c4890a214fc07143829fc [2022-12-14 23:56:55,639 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:56:55,640 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:56:55,641 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:56:55,641 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:56:55,643 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:56:55,644 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:56:55" (1/1) ... [2022-12-14 23:56:55,644 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a6c522d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:56:55, skipping insertion in model container [2022-12-14 23:56:55,644 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:56:55" (1/1) ... [2022-12-14 23:56:55,651 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:56:55,686 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:56:55,911 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_e078d1d5-b299-473e-8bf9-e748026234d6/sv-benchmarks/c/eca-rers2012/Problem02_label06.c[21333,21346] [2022-12-14 23:56:55,922 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:56:55,930 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:56:55,991 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_e078d1d5-b299-473e-8bf9-e748026234d6/sv-benchmarks/c/eca-rers2012/Problem02_label06.c[21333,21346] [2022-12-14 23:56:55,994 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:56:56,005 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:56:56,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:56:56 WrapperNode [2022-12-14 23:56:56,005 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:56:56,006 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:56:56,006 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:56:56,006 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:56:56,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:56:56" (1/1) ... [2022-12-14 23:56:56,022 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:56:56" (1/1) ... [2022-12-14 23:56:56,048 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 668 [2022-12-14 23:56:56,048 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:56:56,049 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:56:56,049 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:56:56,049 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:56:56,056 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:56:56" (1/1) ... [2022-12-14 23:56:56,056 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:56:56" (1/1) ... [2022-12-14 23:56:56,059 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:56:56" (1/1) ... [2022-12-14 23:56:56,059 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:56:56" (1/1) ... [2022-12-14 23:56:56,070 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:56:56" (1/1) ... [2022-12-14 23:56:56,075 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:56:56" (1/1) ... [2022-12-14 23:56:56,079 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:56:56" (1/1) ... [2022-12-14 23:56:56,081 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:56:56" (1/1) ... [2022-12-14 23:56:56,086 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:56:56,086 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:56:56,086 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:56:56,086 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:56:56,087 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:56:56" (1/1) ... [2022-12-14 23:56:56,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:56:56,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e078d1d5-b299-473e-8bf9-e748026234d6/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:56:56,111 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e078d1d5-b299-473e-8bf9-e748026234d6/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:56:56,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e078d1d5-b299-473e-8bf9-e748026234d6/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:56:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:56:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 23:56:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:56:56,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:56:56,197 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:56:56,198 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:56:56,946 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:56:57,097 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:56:57,097 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 23:56:57,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:56:57 BoogieIcfgContainer [2022-12-14 23:56:57,099 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:56:57,100 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:56:57,100 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:56:57,107 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:56:57,107 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:56:57" (1/1) ... [2022-12-14 23:56:57,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 23:56:57,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:56:57,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2022-12-14 23:56:57,152 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2022-12-14 23:56:57,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-12-14 23:56:57,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:56:57,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:56:57,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:56:57,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:56:57,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:56:57,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 163 states and 250 transitions. [2022-12-14 23:56:57,912 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 250 transitions. [2022-12-14 23:56:57,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-12-14 23:56:57,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:56:57,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:56:57,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:56:58,145 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:56:58,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:56:58,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 246 states and 356 transitions. [2022-12-14 23:56:58,851 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 356 transitions. [2022-12-14 23:56:58,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-12-14 23:56:58,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:56:58,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:56:58,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:56:58,942 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:56:59,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:56:59,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 325 states and 443 transitions. [2022-12-14 23:56:59,658 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 443 transitions. [2022-12-14 23:56:59,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-12-14 23:56:59,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:56:59,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:56:59,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:56:59,716 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:56:59,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:56:59,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 330 states and 449 transitions. [2022-12-14 23:56:59,820 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 449 transitions. [2022-12-14 23:56:59,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-12-14 23:56:59,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:56:59,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:56:59,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:00,118 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:57:01,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:01,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 412 states and 544 transitions. [2022-12-14 23:57:01,713 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 544 transitions. [2022-12-14 23:57:01,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-12-14 23:57:01,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:01,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:01,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:01,751 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:57:01,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:01,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 417 states and 549 transitions. [2022-12-14 23:57:01,794 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 549 transitions. [2022-12-14 23:57:01,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-12-14 23:57:01,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:01,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:01,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:01,834 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:57:01,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:01,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 424 states and 556 transitions. [2022-12-14 23:57:01,894 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 556 transitions. [2022-12-14 23:57:01,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-12-14 23:57:01,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:01,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:01,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:02,151 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 18 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:57:03,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:03,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 524 states and 661 transitions. [2022-12-14 23:57:03,152 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 661 transitions. [2022-12-14 23:57:03,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-12-14 23:57:03,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:03,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:03,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:03,190 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:57:03,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:03,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 529 states and 666 transitions. [2022-12-14 23:57:03,237 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 666 transitions. [2022-12-14 23:57:03,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-12-14 23:57:03,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:03,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:03,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:03,276 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:57:03,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:03,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 530 states and 667 transitions. [2022-12-14 23:57:03,329 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 667 transitions. [2022-12-14 23:57:03,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-12-14 23:57:03,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:03,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:03,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:03,412 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:57:05,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:05,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 609 states and 750 transitions. [2022-12-14 23:57:05,515 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 750 transitions. [2022-12-14 23:57:05,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-12-14 23:57:05,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:05,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:05,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:05,703 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 37 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:57:06,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:06,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 687 states and 830 transitions. [2022-12-14 23:57:06,192 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 830 transitions. [2022-12-14 23:57:06,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-12-14 23:57:06,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:06,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:06,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:06,236 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-12-14 23:57:06,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:06,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 709 states and 856 transitions. [2022-12-14 23:57:06,566 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 856 transitions. [2022-12-14 23:57:06,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-12-14 23:57:06,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:06,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:06,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:06,633 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 23:57:06,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:06,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 733 states and 883 transitions. [2022-12-14 23:57:06,919 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 883 transitions. [2022-12-14 23:57:06,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-12-14 23:57:06,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:06,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:06,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:06,962 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 23:57:07,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:07,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 737 states and 887 transitions. [2022-12-14 23:57:07,053 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 887 transitions. [2022-12-14 23:57:07,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-12-14 23:57:07,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:07,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:07,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:07,095 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 23:57:07,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:07,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 744 states and 894 transitions. [2022-12-14 23:57:07,156 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 894 transitions. [2022-12-14 23:57:07,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-12-14 23:57:07,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:07,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:07,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:07,253 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:57:07,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:07,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 800 states and 956 transitions. [2022-12-14 23:57:07,605 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 956 transitions. [2022-12-14 23:57:07,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-12-14 23:57:07,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:07,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:07,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:07,692 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:57:08,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:08,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 832 states and 994 transitions. [2022-12-14 23:57:08,477 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 994 transitions. [2022-12-14 23:57:08,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-12-14 23:57:08,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:08,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:08,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:08,565 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2022-12-14 23:57:08,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:08,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 867 states and 1034 transitions. [2022-12-14 23:57:08,972 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1034 transitions. [2022-12-14 23:57:08,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-12-14 23:57:08,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:08,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:08,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:09,016 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:57:09,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:09,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 903 states and 1072 transitions. [2022-12-14 23:57:09,129 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 1072 transitions. [2022-12-14 23:57:09,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-12-14 23:57:09,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:09,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:09,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:09,175 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 23:57:09,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:09,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 967 states and 1140 transitions. [2022-12-14 23:57:09,573 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 1140 transitions. [2022-12-14 23:57:09,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-12-14 23:57:09,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:09,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:09,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:09,646 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-12-14 23:57:09,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:09,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142 states to 968 states and 1142 transitions. [2022-12-14 23:57:09,733 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1142 transitions. [2022-12-14 23:57:09,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-12-14 23:57:09,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:09,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:09,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:09,887 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 4 proven. 82 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:57:10,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:10,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 1047 states and 1231 transitions. [2022-12-14 23:57:10,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1231 transitions. [2022-12-14 23:57:10,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2022-12-14 23:57:10,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:10,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:10,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:10,500 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2022-12-14 23:57:10,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:10,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 1048 states and 1231 transitions. [2022-12-14 23:57:10,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 1231 transitions. [2022-12-14 23:57:10,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-12-14 23:57:10,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:10,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:10,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:10,620 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2022-12-14 23:57:10,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:10,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 1049 states and 1231 transitions. [2022-12-14 23:57:10,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1231 transitions. [2022-12-14 23:57:10,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2022-12-14 23:57:10,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:10,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:10,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:10,712 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-12-14 23:57:10,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:10,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1234 states to 1052 states and 1234 transitions. [2022-12-14 23:57:10,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1234 transitions. [2022-12-14 23:57:10,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2022-12-14 23:57:10,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:10,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:10,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:10,856 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2022-12-14 23:57:11,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:11,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 1094 states and 1284 transitions. [2022-12-14 23:57:11,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1094 states and 1284 transitions. [2022-12-14 23:57:11,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2022-12-14 23:57:11,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:11,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:11,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:11,638 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2022-12-14 23:57:11,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:11,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 1112 states and 1303 transitions. [2022-12-14 23:57:11,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 1303 transitions. [2022-12-14 23:57:11,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2022-12-14 23:57:11,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:11,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:11,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:11,884 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2022-12-14 23:57:12,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:12,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1311 states to 1120 states and 1311 transitions. [2022-12-14 23:57:12,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states and 1311 transitions. [2022-12-14 23:57:12,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2022-12-14 23:57:12,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:12,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:12,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:12,220 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-12-14 23:57:12,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:12,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 1140 states and 1338 transitions. [2022-12-14 23:57:12,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 1338 transitions. [2022-12-14 23:57:12,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2022-12-14 23:57:12,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:12,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:12,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:12,651 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-12-14 23:57:13,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:13,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1399 states to 1200 states and 1399 transitions. [2022-12-14 23:57:13,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 1399 transitions. [2022-12-14 23:57:13,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2022-12-14 23:57:13,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:13,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:13,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:13,136 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-12-14 23:57:13,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:13,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 1264 states and 1464 transitions. [2022-12-14 23:57:13,545 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 1464 transitions. [2022-12-14 23:57:13,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2022-12-14 23:57:13,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:13,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:13,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:13,743 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 263 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:57:14,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:14,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 1360 states and 1570 transitions. [2022-12-14 23:57:14,999 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 1570 transitions. [2022-12-14 23:57:15,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2022-12-14 23:57:15,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:15,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:15,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:15,078 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2022-12-14 23:57:15,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:15,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1376 states and 1585 transitions. [2022-12-14 23:57:15,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 1585 transitions. [2022-12-14 23:57:15,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2022-12-14 23:57:15,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:15,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:15,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:15,388 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2022-12-14 23:57:15,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:15,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1613 states to 1403 states and 1613 transitions. [2022-12-14 23:57:15,623 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 1613 transitions. [2022-12-14 23:57:15,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2022-12-14 23:57:15,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:15,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:15,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:15,714 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2022-12-14 23:57:16,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:16,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 1483 states and 1705 transitions. [2022-12-14 23:57:16,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1483 states and 1705 transitions. [2022-12-14 23:57:16,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2022-12-14 23:57:16,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:16,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:16,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:16,416 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2022-12-14 23:57:16,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:16,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1706 states to 1485 states and 1706 transitions. [2022-12-14 23:57:16,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1485 states and 1706 transitions. [2022-12-14 23:57:16,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2022-12-14 23:57:16,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:16,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:16,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:16,650 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 172 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-12-14 23:57:16,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:16,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1759 states to 1536 states and 1759 transitions. [2022-12-14 23:57:16,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 1759 transitions. [2022-12-14 23:57:16,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2022-12-14 23:57:16,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:16,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:16,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:16,980 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2022-12-14 23:57:17,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:17,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1837 states to 1614 states and 1837 transitions. [2022-12-14 23:57:17,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1614 states and 1837 transitions. [2022-12-14 23:57:17,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2022-12-14 23:57:17,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:17,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:17,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:17,599 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 239 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-12-14 23:57:17,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:17,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1910 states to 1686 states and 1910 transitions. [2022-12-14 23:57:17,982 INFO L276 IsEmpty]: Start isEmpty. Operand 1686 states and 1910 transitions. [2022-12-14 23:57:17,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2022-12-14 23:57:17,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:17,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:18,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:18,101 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-12-14 23:57:18,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:18,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1937 states to 1714 states and 1937 transitions. [2022-12-14 23:57:18,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1714 states and 1937 transitions. [2022-12-14 23:57:18,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2022-12-14 23:57:18,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:18,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:18,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:19,027 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 299 proven. 51 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-12-14 23:57:21,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:21,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2068 states to 1836 states and 2068 transitions. [2022-12-14 23:57:21,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1836 states and 2068 transitions. [2022-12-14 23:57:21,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2022-12-14 23:57:21,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:21,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:21,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:21,420 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2022-12-14 23:57:21,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:21,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2110 states to 1878 states and 2110 transitions. [2022-12-14 23:57:21,702 INFO L276 IsEmpty]: Start isEmpty. Operand 1878 states and 2110 transitions. [2022-12-14 23:57:21,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2022-12-14 23:57:21,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:21,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:21,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:21,808 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2022-12-14 23:57:21,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:21,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2122 states to 1891 states and 2122 transitions. [2022-12-14 23:57:21,993 INFO L276 IsEmpty]: Start isEmpty. Operand 1891 states and 2122 transitions. [2022-12-14 23:57:21,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2022-12-14 23:57:21,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:21,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:22,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:22,087 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 221 proven. 0 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2022-12-14 23:57:22,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:22,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2149 states to 1918 states and 2149 transitions. [2022-12-14 23:57:22,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1918 states and 2149 transitions. [2022-12-14 23:57:22,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2022-12-14 23:57:22,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:22,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:22,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:22,411 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 221 proven. 0 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2022-12-14 23:57:22,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:22,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2153 states to 1923 states and 2153 transitions. [2022-12-14 23:57:22,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1923 states and 2153 transitions. [2022-12-14 23:57:22,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2022-12-14 23:57:22,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:22,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:22,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:22,634 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 226 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2022-12-14 23:57:22,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:22,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2166 states to 1937 states and 2166 transitions. [2022-12-14 23:57:22,751 INFO L276 IsEmpty]: Start isEmpty. Operand 1937 states and 2166 transitions. [2022-12-14 23:57:22,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2022-12-14 23:57:22,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:22,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:22,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:22,930 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 426 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-12-14 23:57:23,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:23,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2183 states to 1953 states and 2183 transitions. [2022-12-14 23:57:23,290 INFO L276 IsEmpty]: Start isEmpty. Operand 1953 states and 2183 transitions. [2022-12-14 23:57:23,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2022-12-14 23:57:23,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:23,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:23,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:23,675 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 400 proven. 58 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2022-12-14 23:57:25,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:25,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2357 states to 2120 states and 2357 transitions. [2022-12-14 23:57:25,206 INFO L276 IsEmpty]: Start isEmpty. Operand 2120 states and 2357 transitions. [2022-12-14 23:57:25,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2022-12-14 23:57:25,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:25,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:25,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:25,319 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 322 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2022-12-14 23:57:25,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:25,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2369 states to 2133 states and 2369 transitions. [2022-12-14 23:57:25,490 INFO L276 IsEmpty]: Start isEmpty. Operand 2133 states and 2369 transitions. [2022-12-14 23:57:25,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2022-12-14 23:57:25,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:25,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:25,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:25,576 INFO L134 CoverageAnalysis]: Checked inductivity of 533 backedges. 326 proven. 0 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2022-12-14 23:57:26,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:26,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2448 states to 2206 states and 2448 transitions. [2022-12-14 23:57:26,467 INFO L276 IsEmpty]: Start isEmpty. Operand 2206 states and 2448 transitions. [2022-12-14 23:57:26,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2022-12-14 23:57:26,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:26,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:26,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:26,590 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 315 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2022-12-14 23:57:26,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:26,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2449 states to 2208 states and 2449 transitions. [2022-12-14 23:57:26,874 INFO L276 IsEmpty]: Start isEmpty. Operand 2208 states and 2449 transitions. [2022-12-14 23:57:26,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2022-12-14 23:57:26,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:26,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:26,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:26,989 INFO L134 CoverageAnalysis]: Checked inductivity of 560 backedges. 354 proven. 0 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2022-12-14 23:57:27,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:27,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2527 states to 2286 states and 2527 transitions. [2022-12-14 23:57:27,494 INFO L276 IsEmpty]: Start isEmpty. Operand 2286 states and 2527 transitions. [2022-12-14 23:57:27,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2022-12-14 23:57:27,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:27,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:27,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:27,609 INFO L134 CoverageAnalysis]: Checked inductivity of 560 backedges. 354 proven. 0 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2022-12-14 23:57:28,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:28,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2605 states to 2364 states and 2605 transitions. [2022-12-14 23:57:28,148 INFO L276 IsEmpty]: Start isEmpty. Operand 2364 states and 2605 transitions. [2022-12-14 23:57:28,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2022-12-14 23:57:28,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:28,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:28,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:28,250 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2022-12-14 23:57:28,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:28,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2606 states to 2366 states and 2606 transitions. [2022-12-14 23:57:28,468 INFO L276 IsEmpty]: Start isEmpty. Operand 2366 states and 2606 transitions. [2022-12-14 23:57:28,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2022-12-14 23:57:28,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:28,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:28,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:28,567 INFO L134 CoverageAnalysis]: Checked inductivity of 566 backedges. 335 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2022-12-14 23:57:28,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:28,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2625 states to 2383 states and 2625 transitions. [2022-12-14 23:57:28,830 INFO L276 IsEmpty]: Start isEmpty. Operand 2383 states and 2625 transitions. [2022-12-14 23:57:28,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2022-12-14 23:57:28,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:28,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:28,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:28,917 INFO L134 CoverageAnalysis]: Checked inductivity of 566 backedges. 335 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2022-12-14 23:57:29,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:29,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2646 states to 2403 states and 2646 transitions. [2022-12-14 23:57:29,327 INFO L276 IsEmpty]: Start isEmpty. Operand 2403 states and 2646 transitions. [2022-12-14 23:57:29,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2022-12-14 23:57:29,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:29,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:29,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:29,425 INFO L134 CoverageAnalysis]: Checked inductivity of 566 backedges. 335 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2022-12-14 23:57:29,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:29,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2647 states to 2405 states and 2647 transitions. [2022-12-14 23:57:29,649 INFO L276 IsEmpty]: Start isEmpty. Operand 2405 states and 2647 transitions. [2022-12-14 23:57:29,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2022-12-14 23:57:29,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:29,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:29,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:30,405 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 262 proven. 293 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2022-12-14 23:57:33,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:33,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2894 states to 2628 states and 2894 transitions. [2022-12-14 23:57:33,796 INFO L276 IsEmpty]: Start isEmpty. Operand 2628 states and 2894 transitions. [2022-12-14 23:57:33,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2022-12-14 23:57:33,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:33,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:33,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:33,939 INFO L134 CoverageAnalysis]: Checked inductivity of 625 backedges. 418 proven. 0 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2022-12-14 23:57:34,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:34,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2937 states to 2669 states and 2937 transitions. [2022-12-14 23:57:34,965 INFO L276 IsEmpty]: Start isEmpty. Operand 2669 states and 2937 transitions. [2022-12-14 23:57:34,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2022-12-14 23:57:34,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:34,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:34,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:35,536 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 484 proven. 101 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2022-12-14 23:57:36,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:36,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2950 states to 2679 states and 2950 transitions. [2022-12-14 23:57:36,341 INFO L276 IsEmpty]: Start isEmpty. Operand 2679 states and 2950 transitions. [2022-12-14 23:57:36,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2022-12-14 23:57:36,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:36,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:36,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:36,453 INFO L134 CoverageAnalysis]: Checked inductivity of 638 backedges. 274 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2022-12-14 23:57:36,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:36,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2980 states to 2710 states and 2980 transitions. [2022-12-14 23:57:36,686 INFO L276 IsEmpty]: Start isEmpty. Operand 2710 states and 2980 transitions. [2022-12-14 23:57:36,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2022-12-14 23:57:36,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:36,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:36,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:37,092 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 535 proven. 30 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2022-12-14 23:57:39,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:39,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3064 states to 2785 states and 3064 transitions. [2022-12-14 23:57:39,467 INFO L276 IsEmpty]: Start isEmpty. Operand 2785 states and 3064 transitions. [2022-12-14 23:57:39,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2022-12-14 23:57:39,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:39,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:39,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:39,638 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 502 proven. 110 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2022-12-14 23:57:40,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:40,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3114 states to 2835 states and 3114 transitions. [2022-12-14 23:57:40,011 INFO L276 IsEmpty]: Start isEmpty. Operand 2835 states and 3114 transitions. [2022-12-14 23:57:40,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2022-12-14 23:57:40,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:40,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:40,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:40,174 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 502 proven. 110 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2022-12-14 23:57:40,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:40,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2399 states to 2177 states and 2399 transitions. [2022-12-14 23:57:40,396 INFO L276 IsEmpty]: Start isEmpty. Operand 2177 states and 2399 transitions. [2022-12-14 23:57:40,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2022-12-14 23:57:40,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:40,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:40,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:40,635 INFO L134 CoverageAnalysis]: Checked inductivity of 797 backedges. 589 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2022-12-14 23:57:41,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:41,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2479 states to 2255 states and 2479 transitions. [2022-12-14 23:57:41,155 INFO L276 IsEmpty]: Start isEmpty. Operand 2255 states and 2479 transitions. [2022-12-14 23:57:41,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2022-12-14 23:57:41,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:41,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:41,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:41,580 INFO L134 CoverageAnalysis]: Checked inductivity of 1032 backedges. 733 proven. 45 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2022-12-14 23:57:41,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:41,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2480 states to 2257 states and 2480 transitions. [2022-12-14 23:57:41,910 INFO L276 IsEmpty]: Start isEmpty. Operand 2257 states and 2480 transitions. [2022-12-14 23:57:41,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 470 [2022-12-14 23:57:41,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:41,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:41,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:42,217 INFO L134 CoverageAnalysis]: Checked inductivity of 1184 backedges. 752 proven. 0 refuted. 0 times theorem prover too weak. 432 trivial. 0 not checked. [2022-12-14 23:57:42,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:42,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1986 states to 1810 states and 1986 transitions. [2022-12-14 23:57:42,612 INFO L276 IsEmpty]: Start isEmpty. Operand 1810 states and 1986 transitions. [2022-12-14 23:57:42,613 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 23:57:42,613 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 69 iterations. [2022-12-14 23:57:42,619 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2022-12-14 23:57:53,911 INFO L560 CodeCheckObserver]: Invariant with dag size 38 [2022-12-14 23:57:53,920 INFO L560 CodeCheckObserver]: Invariant with dag size 38 [2022-12-14 23:57:53,921 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 23:57:53,921 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 11:57:53 ImpRootNode [2022-12-14 23:57:53,921 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 23:57:53,922 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 23:57:53,922 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 23:57:53,922 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 23:57:53,922 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:56:57" (3/4) ... [2022-12-14 23:57:53,924 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 23:57:53,936 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 115 nodes and edges [2022-12-14 23:57:53,936 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2022-12-14 23:57:53,937 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-12-14 23:57:53,937 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-12-14 23:57:54,015 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e078d1d5-b299-473e-8bf9-e748026234d6/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 23:57:54,015 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 23:57:54,015 INFO L158 Benchmark]: Toolchain (without parser) took 58375.41ms. Allocated memory was 123.7MB in the beginning and 664.8MB in the end (delta: 541.1MB). Free memory was 87.8MB in the beginning and 585.7MB in the end (delta: -497.9MB). Peak memory consumption was 419.9MB. Max. memory is 16.1GB. [2022-12-14 23:57:54,016 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 123.7MB. Free memory is still 93.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:57:54,016 INFO L158 Benchmark]: CACSL2BoogieTranslator took 364.74ms. Allocated memory is still 123.7MB. Free memory was 87.8MB in the beginning and 61.4MB in the end (delta: 26.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-12-14 23:57:54,016 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.24ms. Allocated memory is still 123.7MB. Free memory was 61.4MB in the beginning and 55.9MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 23:57:54,016 INFO L158 Benchmark]: Boogie Preprocessor took 37.01ms. Allocated memory is still 123.7MB. Free memory was 55.9MB in the beginning and 51.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 23:57:54,017 INFO L158 Benchmark]: RCFGBuilder took 1012.73ms. Allocated memory was 123.7MB in the beginning and 182.5MB in the end (delta: 58.7MB). Free memory was 51.8MB in the beginning and 104.1MB in the end (delta: -52.3MB). Peak memory consumption was 36.3MB. Max. memory is 16.1GB. [2022-12-14 23:57:54,017 INFO L158 Benchmark]: CodeCheck took 56821.95ms. Allocated memory was 182.5MB in the beginning and 664.8MB in the end (delta: 482.3MB). Free memory was 104.1MB in the beginning and 213.9MB in the end (delta: -109.8MB). Peak memory consumption was 380.1MB. Max. memory is 16.1GB. [2022-12-14 23:57:54,017 INFO L158 Benchmark]: Witness Printer took 93.21ms. Allocated memory is still 664.8MB. Free memory was 213.9MB in the beginning and 585.7MB in the end (delta: -371.7MB). Peak memory consumption was 2.5MB. Max. memory is 16.1GB. [2022-12-14 23:57:54,018 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 85 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 45.5s, OverallIterations: 69, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 205535 SdHoareTripleChecker+Valid, 401.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 205067 mSDsluCounter, 23881 SdHoareTripleChecker+Invalid, 345.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 20293 mSDsCounter, 71457 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 463245 IncrementalHoareTripleChecker+Invalid, 534702 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 71457 mSolverCounterUnsat, 3588 mSDtfsCounter, 463245 mSolverCounterSat, 2.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 109341 GetRequests, 107221 SyntacticMatches, 1652 SemanticMatches, 468 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 164919 ImplicationChecksByTransitivity, 21.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.4s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 8.3s InterpolantComputationTime, 16166 NumberOfCodeBlocks, 16166 NumberOfCodeBlocksAsserted, 68 NumberOfCheckSat, 16098 ConstructedInterpolants, 0 QuantifiedInterpolants, 52482 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 68 InterpolantComputations, 56 PerfectInterpolantSequences, 20807/21719 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 602]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 39]: Loop Invariant Derived loop invariant: (((((((((a25 == 1 && !(7 == a17)) && !(a19 == 1)) && a28 <= 10) || ((a28 <= 9 && a17 <= 8) && a19 == 1)) || (!(a19 == 1) && !(9 <= a28))) || ((a25 == 1 && a28 <= 9) && !(a19 == 1))) || (((!(11 <= a28) && !(7 == a17)) && a17 <= 8) && a19 == 1)) || ((11 <= a28 && a25 == 1) && a19 == 1)) || ((((a28 == 10 && a21 == 1) && a17 <= 8) && a19 == 1) && !(a11 == 1))) || (((((a11 == 1 && !(a19 == 1)) && a28 == 10) && a21 == 1) && 7 == a17) && !(a25 == 1)) - InvariantResult [Line: 616]: Loop Invariant Derived loop invariant: (((((((((a25 == 1 && !(7 == a17)) && !(a19 == 1)) && a28 <= 10) || ((a28 <= 9 && a17 <= 8) && a19 == 1)) || (!(a19 == 1) && !(9 <= a28))) || ((a25 == 1 && a28 <= 9) && !(a19 == 1))) || (((!(11 <= a28) && !(7 == a17)) && a17 <= 8) && a19 == 1)) || ((11 <= a28 && a25 == 1) && a19 == 1)) || ((((a28 == 10 && a21 == 1) && a17 <= 8) && a19 == 1) && !(a11 == 1))) || (((((a11 == 1 && !(a19 == 1)) && a28 == 10) && a21 == 1) && 7 == a17) && !(a25 == 1)) - InvariantResult [Line: 610]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 123.7MB. Free memory is still 93.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 364.74ms. Allocated memory is still 123.7MB. Free memory was 87.8MB in the beginning and 61.4MB in the end (delta: 26.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.24ms. Allocated memory is still 123.7MB. Free memory was 61.4MB in the beginning and 55.9MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.01ms. Allocated memory is still 123.7MB. Free memory was 55.9MB in the beginning and 51.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1012.73ms. Allocated memory was 123.7MB in the beginning and 182.5MB in the end (delta: 58.7MB). Free memory was 51.8MB in the beginning and 104.1MB in the end (delta: -52.3MB). Peak memory consumption was 36.3MB. Max. memory is 16.1GB. * CodeCheck took 56821.95ms. Allocated memory was 182.5MB in the beginning and 664.8MB in the end (delta: 482.3MB). Free memory was 104.1MB in the beginning and 213.9MB in the end (delta: -109.8MB). Peak memory consumption was 380.1MB. Max. memory is 16.1GB. * Witness Printer took 93.21ms. Allocated memory is still 664.8MB. Free memory was 213.9MB in the beginning and 585.7MB in the end (delta: -371.7MB). Peak memory consumption was 2.5MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-14 23:57:54,033 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e078d1d5-b299-473e-8bf9-e748026234d6/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE