./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label42.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_49994536-6222-40ed-a43f-df4701e91019/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49994536-6222-40ed-a43f-df4701e91019/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_49994536-6222-40ed-a43f-df4701e91019/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49994536-6222-40ed-a43f-df4701e91019/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label42.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49994536-6222-40ed-a43f-df4701e91019/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_49994536-6222-40ed-a43f-df4701e91019/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 6a1d98a51bcc97ee19e0458934f0b894e85cf8f8042e38117bf0e9bc0c63c9ce --- 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 20:14:25,448 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:14:25,450 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:14:25,469 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:14:25,470 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:14:25,471 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:14:25,472 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:14:25,474 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:14:25,475 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:14:25,476 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:14:25,477 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:14:25,478 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:14:25,479 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:14:25,480 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:14:25,481 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:14:25,482 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:14:25,483 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:14:25,484 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:14:25,485 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:14:25,487 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:14:25,488 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:14:25,490 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:14:25,491 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:14:25,492 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:14:25,495 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:14:25,495 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:14:25,496 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:14:25,496 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:14:25,497 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:14:25,498 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:14:25,498 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:14:25,499 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:14:25,500 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:14:25,500 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:14:25,501 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:14:25,501 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:14:25,502 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:14:25,502 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:14:25,503 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:14:25,503 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:14:25,504 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:14:25,505 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49994536-6222-40ed-a43f-df4701e91019/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 20:14:25,525 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:14:25,525 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:14:25,526 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:14:25,526 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:14:25,527 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:14:25,527 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:14:25,527 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:14:25,527 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 20:14:25,528 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:14:25,528 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 20:14:25,528 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:14:25,528 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:14:25,528 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:14:25,528 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:14:25,529 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 20:14:25,529 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:14:25,529 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:14:25,529 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:14:25,529 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:14:25,530 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:14:25,530 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:14:25,530 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:14:25,530 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:14:25,530 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:14:25,531 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:14:25,531 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:14:25,531 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:14:25,531 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:14:25,531 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_49994536-6222-40ed-a43f-df4701e91019/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49994536-6222-40ed-a43f-df4701e91019/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a1d98a51bcc97ee19e0458934f0b894e85cf8f8042e38117bf0e9bc0c63c9ce [2022-12-14 20:14:25,722 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:14:25,739 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:14:25,741 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:14:25,742 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:14:25,742 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:14:25,744 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49994536-6222-40ed-a43f-df4701e91019/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/eca-rers2012/Problem02_label42.c [2022-12-14 20:14:28,437 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:14:28,684 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:14:28,684 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49994536-6222-40ed-a43f-df4701e91019/sv-benchmarks/c/eca-rers2012/Problem02_label42.c [2022-12-14 20:14:28,693 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49994536-6222-40ed-a43f-df4701e91019/bin/ukojak-rkRKPMF4O4/data/9111c07ac/2c46de5528fb467e9bbc346b9ca3670c/FLAG53909ebea [2022-12-14 20:14:28,704 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49994536-6222-40ed-a43f-df4701e91019/bin/ukojak-rkRKPMF4O4/data/9111c07ac/2c46de5528fb467e9bbc346b9ca3670c [2022-12-14 20:14:28,705 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:14:28,706 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:14:28,707 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:14:28,707 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:14:28,710 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:14:28,710 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:14:28" (1/1) ... [2022-12-14 20:14:28,711 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b14e8d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:14:28, skipping insertion in model container [2022-12-14 20:14:28,711 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:14:28" (1/1) ... [2022-12-14 20:14:28,717 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:14:28,746 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:14:28,940 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_49994536-6222-40ed-a43f-df4701e91019/sv-benchmarks/c/eca-rers2012/Problem02_label42.c[16787,16800] [2022-12-14 20:14:28,965 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:14:28,973 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:14:29,023 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_49994536-6222-40ed-a43f-df4701e91019/sv-benchmarks/c/eca-rers2012/Problem02_label42.c[16787,16800] [2022-12-14 20:14:29,032 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:14:29,044 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:14:29,044 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:14:29 WrapperNode [2022-12-14 20:14:29,045 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:14:29,045 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:14:29,045 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:14:29,046 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:14:29,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:14:29" (1/1) ... [2022-12-14 20:14:29,065 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:14:29" (1/1) ... [2022-12-14 20:14:29,097 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 668 [2022-12-14 20:14:29,097 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:14:29,098 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:14:29,098 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:14:29,098 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:14:29,105 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:14:29" (1/1) ... [2022-12-14 20:14:29,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:14:29" (1/1) ... [2022-12-14 20:14:29,108 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:14:29" (1/1) ... [2022-12-14 20:14:29,108 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:14:29" (1/1) ... [2022-12-14 20:14:29,119 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:14:29" (1/1) ... [2022-12-14 20:14:29,124 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:14:29" (1/1) ... [2022-12-14 20:14:29,127 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:14:29" (1/1) ... [2022-12-14 20:14:29,129 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:14:29" (1/1) ... [2022-12-14 20:14:29,133 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:14:29,134 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:14:29,134 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:14:29,134 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:14:29,135 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:14:29" (1/1) ... [2022-12-14 20:14:29,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:14:29,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49994536-6222-40ed-a43f-df4701e91019/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:14:29,160 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49994536-6222-40ed-a43f-df4701e91019/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:14:29,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49994536-6222-40ed-a43f-df4701e91019/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:14:29,208 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:14:29,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 20:14:29,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:14:29,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:14:29,270 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:14:29,272 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:14:29,947 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:14:30,139 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:14:30,140 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 20:14:30,142 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:14:30 BoogieIcfgContainer [2022-12-14 20:14:30,142 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:14:30,143 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:14:30,143 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:14:30,150 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:14:30,150 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:14:30" (1/1) ... [2022-12-14 20:14:30,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:14:30,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:30,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2022-12-14 20:14:30,202 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2022-12-14 20:14:30,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-12-14 20:14:30,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:30,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:30,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:30,532 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 20:14:30,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:30,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 163 states and 250 transitions. [2022-12-14 20:14:30,938 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 250 transitions. [2022-12-14 20:14:30,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-12-14 20:14:30,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:30,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:30,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:31,082 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 20:14:31,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:31,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 242 states and 332 transitions. [2022-12-14 20:14:31,594 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 332 transitions. [2022-12-14 20:14:31,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-12-14 20:14:31,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:31,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:31,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:31,668 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 20:14:31,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:31,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 251 states and 343 transitions. [2022-12-14 20:14:31,732 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 343 transitions. [2022-12-14 20:14:31,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-12-14 20:14:31,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:31,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:31,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:31,809 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 20:14:31,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:31,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 256 states and 348 transitions. [2022-12-14 20:14:31,847 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 348 transitions. [2022-12-14 20:14:31,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-12-14 20:14:31,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:31,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:31,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:31,911 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 20:14:32,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:32,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 270 states and 364 transitions. [2022-12-14 20:14:32,043 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 364 transitions. [2022-12-14 20:14:32,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-12-14 20:14:32,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:32,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:32,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:32,104 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 20:14:32,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:32,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 277 states and 371 transitions. [2022-12-14 20:14:32,148 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 371 transitions. [2022-12-14 20:14:32,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-12-14 20:14:32,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:32,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:32,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:32,196 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 20:14:32,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:32,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 283 states and 377 transitions. [2022-12-14 20:14:32,229 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 377 transitions. [2022-12-14 20:14:32,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-12-14 20:14:32,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:32,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:32,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:32,290 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:14:32,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:32,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 307 states and 404 transitions. [2022-12-14 20:14:32,488 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 404 transitions. [2022-12-14 20:14:32,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-12-14 20:14:32,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:32,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:32,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:32,598 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 20:14:33,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:33,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 386 states and 502 transitions. [2022-12-14 20:14:33,131 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 502 transitions. [2022-12-14 20:14:33,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-12-14 20:14:33,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:33,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:33,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:33,389 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 32 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:14:33,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:33,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 418 states and 542 transitions. [2022-12-14 20:14:33,812 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 542 transitions. [2022-12-14 20:14:33,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-12-14 20:14:33,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:33,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:33,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:33,903 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-12-14 20:14:34,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:34,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 428 states and 557 transitions. [2022-12-14 20:14:34,139 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 557 transitions. [2022-12-14 20:14:34,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-12-14 20:14:34,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:34,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:34,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:34,185 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 20:14:34,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:34,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 431 states and 562 transitions. [2022-12-14 20:14:34,342 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 562 transitions. [2022-12-14 20:14:34,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-12-14 20:14:34,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:34,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:34,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:34,388 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 20:14:34,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:34,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 440 states and 572 transitions. [2022-12-14 20:14:34,529 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 572 transitions. [2022-12-14 20:14:34,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-12-14 20:14:34,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:34,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:34,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:34,637 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-12-14 20:14:34,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:34,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 450 states and 584 transitions. [2022-12-14 20:14:34,851 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 584 transitions. [2022-12-14 20:14:34,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-12-14 20:14:34,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:34,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:34,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:34,895 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 20:14:34,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:34,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 453 states and 587 transitions. [2022-12-14 20:14:34,940 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 587 transitions. [2022-12-14 20:14:34,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-12-14 20:14:34,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:34,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:34,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:34,981 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 20:14:35,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:35,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 455 states and 589 transitions. [2022-12-14 20:14:35,009 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 589 transitions. [2022-12-14 20:14:35,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-12-14 20:14:35,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:35,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:35,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:35,093 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:14:36,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:36,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 534 states and 670 transitions. [2022-12-14 20:14:36,068 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 670 transitions. [2022-12-14 20:14:36,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-12-14 20:14:36,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:36,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:36,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:36,148 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 20:14:36,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:36,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 558 states and 699 transitions. [2022-12-14 20:14:36,472 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 699 transitions. [2022-12-14 20:14:36,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-12-14 20:14:36,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:36,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:36,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:36,551 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 20:14:36,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:36,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 592 states and 736 transitions. [2022-12-14 20:14:36,727 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 736 transitions. [2022-12-14 20:14:36,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-12-14 20:14:36,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:36,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:36,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:36,818 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-12-14 20:14:37,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:37,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 603 states and 753 transitions. [2022-12-14 20:14:37,188 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 753 transitions. [2022-12-14 20:14:37,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-12-14 20:14:37,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:37,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:37,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:37,232 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-12-14 20:14:37,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:37,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 613 states and 764 transitions. [2022-12-14 20:14:37,388 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 764 transitions. [2022-12-14 20:14:37,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-12-14 20:14:37,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:37,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:37,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:37,461 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-14 20:14:37,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:37,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 619 states and 771 transitions. [2022-12-14 20:14:37,597 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 771 transitions. [2022-12-14 20:14:37,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-12-14 20:14:37,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:37,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:37,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:37,676 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2022-12-14 20:14:38,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:38,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 637 states and 794 transitions. [2022-12-14 20:14:38,197 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 794 transitions. [2022-12-14 20:14:38,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-12-14 20:14:38,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:38,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:38,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:38,252 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2022-12-14 20:14:38,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:38,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 645 states and 803 transitions. [2022-12-14 20:14:38,457 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 803 transitions. [2022-12-14 20:14:38,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-12-14 20:14:38,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:38,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:38,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:38,509 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2022-12-14 20:14:38,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:38,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 655 states and 814 transitions. [2022-12-14 20:14:38,692 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 814 transitions. [2022-12-14 20:14:38,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-12-14 20:14:38,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:38,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:38,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:38,746 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-12-14 20:14:38,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:38,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 663 states and 824 transitions. [2022-12-14 20:14:38,961 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 824 transitions. [2022-12-14 20:14:38,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-12-14 20:14:38,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:38,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:38,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:39,038 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-12-14 20:14:39,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:39,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 678 states and 840 transitions. [2022-12-14 20:14:39,309 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 840 transitions. [2022-12-14 20:14:39,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-12-14 20:14:39,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:39,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:39,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:39,359 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-12-14 20:14:39,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:39,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 680 states and 841 transitions. [2022-12-14 20:14:39,490 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 841 transitions. [2022-12-14 20:14:39,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-12-14 20:14:39,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:39,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:39,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:39,752 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:14:41,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:41,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 751 states and 918 transitions. [2022-12-14 20:14:41,120 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 918 transitions. [2022-12-14 20:14:41,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-12-14 20:14:41,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:41,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:41,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:41,190 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 20:14:41,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:41,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 753 states and 924 transitions. [2022-12-14 20:14:41,323 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 924 transitions. [2022-12-14 20:14:41,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-12-14 20:14:41,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:41,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:41,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:41,425 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2022-12-14 20:14:41,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:41,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 754 states and 924 transitions. [2022-12-14 20:14:41,503 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 924 transitions. [2022-12-14 20:14:41,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-12-14 20:14:41,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:41,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:41,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:41,568 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-12-14 20:14:41,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:41,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 797 states and 969 transitions. [2022-12-14 20:14:41,824 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 969 transitions. [2022-12-14 20:14:41,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-12-14 20:14:41,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:41,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:41,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:41,889 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-12-14 20:14:41,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:41,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 821 states and 995 transitions. [2022-12-14 20:14:41,999 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 995 transitions. [2022-12-14 20:14:41,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-12-14 20:14:41,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:42,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:42,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:42,055 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-12-14 20:14:42,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:42,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 831 states and 1004 transitions. [2022-12-14 20:14:42,201 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1004 transitions. [2022-12-14 20:14:42,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-12-14 20:14:42,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:42,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:42,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:42,256 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-12-14 20:14:42,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:42,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009 states to 837 states and 1009 transitions. [2022-12-14 20:14:42,403 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1009 transitions. [2022-12-14 20:14:42,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-12-14 20:14:42,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:42,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:42,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:42,465 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-12-14 20:14:42,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:42,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 878 states and 1055 transitions. [2022-12-14 20:14:42,751 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 1055 transitions. [2022-12-14 20:14:42,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2022-12-14 20:14:42,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:42,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:42,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:42,834 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 20:14:43,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:43,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 912 states and 1089 transitions. [2022-12-14 20:14:43,105 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1089 transitions. [2022-12-14 20:14:43,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-12-14 20:14:43,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:43,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:43,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:43,170 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2022-12-14 20:14:43,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:43,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 921 states and 1099 transitions. [2022-12-14 20:14:43,224 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1099 transitions. [2022-12-14 20:14:43,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2022-12-14 20:14:43,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:43,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:43,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:43,280 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2022-12-14 20:14:43,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:43,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 944 states and 1124 transitions. [2022-12-14 20:14:43,519 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1124 transitions. [2022-12-14 20:14:43,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2022-12-14 20:14:43,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:43,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:43,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:43,568 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-12-14 20:14:43,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:43,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 978 states and 1160 transitions. [2022-12-14 20:14:43,842 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1160 transitions. [2022-12-14 20:14:43,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2022-12-14 20:14:43,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:43,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:43,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:43,901 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 182 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-12-14 20:14:44,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:44,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 1010 states and 1197 transitions. [2022-12-14 20:14:44,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 1197 transitions. [2022-12-14 20:14:44,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-12-14 20:14:44,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:44,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:44,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:44,888 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2022-12-14 20:14:44,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:44,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 1017 states and 1204 transitions. [2022-12-14 20:14:44,942 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1204 transitions. [2022-12-14 20:14:44,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-12-14 20:14:44,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:44,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:44,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:45,001 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2022-12-14 20:14:45,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:45,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 1049 states and 1239 transitions. [2022-12-14 20:14:45,113 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1239 transitions. [2022-12-14 20:14:45,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-12-14 20:14:45,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:45,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:45,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:45,163 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-12-14 20:14:45,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:45,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 1084 states and 1275 transitions. [2022-12-14 20:14:45,873 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1275 transitions. [2022-12-14 20:14:45,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-12-14 20:14:45,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:45,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:45,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:45,932 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 20:14:45,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:45,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 1085 states and 1275 transitions. [2022-12-14 20:14:45,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1275 transitions. [2022-12-14 20:14:45,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-12-14 20:14:45,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:45,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:45,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:46,027 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2022-12-14 20:14:46,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:46,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 1098 states and 1292 transitions. [2022-12-14 20:14:46,346 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 1292 transitions. [2022-12-14 20:14:46,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-12-14 20:14:46,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:46,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:46,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:46,395 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2022-12-14 20:14:46,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:46,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1327 states to 1130 states and 1327 transitions. [2022-12-14 20:14:46,677 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 1327 transitions. [2022-12-14 20:14:46,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2022-12-14 20:14:46,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:46,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:46,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:46,914 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-12-14 20:14:47,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:47,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 1145 states and 1344 transitions. [2022-12-14 20:14:47,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 1344 transitions. [2022-12-14 20:14:47,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2022-12-14 20:14:47,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:47,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:47,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:47,485 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2022-12-14 20:14:48,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:48,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1424 states to 1215 states and 1424 transitions. [2022-12-14 20:14:48,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1215 states and 1424 transitions. [2022-12-14 20:14:48,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2022-12-14 20:14:48,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:48,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:48,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:48,434 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 133 proven. 8 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2022-12-14 20:14:49,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:49,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1478 states to 1267 states and 1478 transitions. [2022-12-14 20:14:49,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 1478 transitions. [2022-12-14 20:14:49,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2022-12-14 20:14:49,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:49,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:49,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:49,451 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2022-12-14 20:14:49,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:49,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 1284 states and 1500 transitions. [2022-12-14 20:14:49,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 1500 transitions. [2022-12-14 20:14:49,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2022-12-14 20:14:49,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:49,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:49,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:49,703 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2022-12-14 20:14:49,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:49,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1514 states to 1298 states and 1514 transitions. [2022-12-14 20:14:49,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1298 states and 1514 transitions. [2022-12-14 20:14:49,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2022-12-14 20:14:49,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:49,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:49,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:49,913 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-12-14 20:14:49,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:49,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 1304 states and 1519 transitions. [2022-12-14 20:14:49,967 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 1519 transitions. [2022-12-14 20:14:49,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2022-12-14 20:14:49,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:49,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:49,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:50,030 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2022-12-14 20:14:50,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:50,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1534 states to 1317 states and 1534 transitions. [2022-12-14 20:14:50,227 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1534 transitions. [2022-12-14 20:14:50,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2022-12-14 20:14:50,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:50,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:50,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:50,281 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-12-14 20:14:50,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:50,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 1334 states and 1551 transitions. [2022-12-14 20:14:50,524 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 1551 transitions. [2022-12-14 20:14:50,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2022-12-14 20:14:50,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:50,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:50,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:50,602 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2022-12-14 20:14:50,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:50,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 1335 states and 1551 transitions. [2022-12-14 20:14:50,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 1551 transitions. [2022-12-14 20:14:50,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2022-12-14 20:14:50,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:50,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:50,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:50,832 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 149 proven. 22 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-14 20:14:51,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:51,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 1350 states and 1566 transitions. [2022-12-14 20:14:51,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1566 transitions. [2022-12-14 20:14:51,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2022-12-14 20:14:51,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:51,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:51,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:51,257 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-12-14 20:14:51,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:51,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1640 states to 1413 states and 1640 transitions. [2022-12-14 20:14:51,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1413 states and 1640 transitions. [2022-12-14 20:14:51,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2022-12-14 20:14:51,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:51,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:51,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:51,965 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-12-14 20:14:52,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:52,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 1423 states and 1653 transitions. [2022-12-14 20:14:52,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 1653 transitions. [2022-12-14 20:14:52,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2022-12-14 20:14:52,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:52,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:52,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:52,383 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-12-14 20:14:52,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:52,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 1453 states and 1685 transitions. [2022-12-14 20:14:52,751 INFO L276 IsEmpty]: Start isEmpty. Operand 1453 states and 1685 transitions. [2022-12-14 20:14:52,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2022-12-14 20:14:52,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:52,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:52,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:52,803 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-12-14 20:14:53,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:53,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 1459 states and 1691 transitions. [2022-12-14 20:14:53,015 INFO L276 IsEmpty]: Start isEmpty. Operand 1459 states and 1691 transitions. [2022-12-14 20:14:53,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2022-12-14 20:14:53,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:53,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:53,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:53,130 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-12-14 20:14:53,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:53,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 1479 states and 1714 transitions. [2022-12-14 20:14:53,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 1714 transitions. [2022-12-14 20:14:53,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2022-12-14 20:14:53,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:53,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:53,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:53,477 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 88 proven. 106 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-14 20:14:53,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:53,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1795 states to 1558 states and 1795 transitions. [2022-12-14 20:14:53,866 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 1795 transitions. [2022-12-14 20:14:53,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2022-12-14 20:14:53,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:53,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:53,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:54,013 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 161 proven. 152 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2022-12-14 20:14:54,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:54,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1702 states to 1477 states and 1702 transitions. [2022-12-14 20:14:54,097 INFO L276 IsEmpty]: Start isEmpty. Operand 1477 states and 1702 transitions. [2022-12-14 20:14:54,099 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 20:14:54,099 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 65 iterations. [2022-12-14 20:14:54,106 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2022-12-14 20:14:57,453 INFO L560 CodeCheckObserver]: Invariant with dag size 12 [2022-12-14 20:14:57,462 INFO L560 CodeCheckObserver]: Invariant with dag size 12 [2022-12-14 20:14:57,462 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 20:14:57,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 08:14:57 ImpRootNode [2022-12-14 20:14:57,463 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 20:14:57,463 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 20:14:57,463 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 20:14:57,463 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 20:14:57,464 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:14:30" (3/4) ... [2022-12-14 20:14:57,466 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 20:14:57,486 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 116 nodes and edges [2022-12-14 20:14:57,488 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2022-12-14 20:14:57,490 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-12-14 20:14:57,492 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-12-14 20:14:57,591 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49994536-6222-40ed-a43f-df4701e91019/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 20:14:57,591 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 20:14:57,592 INFO L158 Benchmark]: Toolchain (without parser) took 28885.28ms. Allocated memory was 117.4MB in the beginning and 509.6MB in the end (delta: 392.2MB). Free memory was 84.6MB in the beginning and 453.0MB in the end (delta: -368.4MB). Peak memory consumption was 270.0MB. Max. memory is 16.1GB. [2022-12-14 20:14:57,592 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 117.4MB. Free memory was 83.2MB in the beginning and 83.1MB in the end (delta: 24.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:14:57,592 INFO L158 Benchmark]: CACSL2BoogieTranslator took 337.63ms. Allocated memory is still 117.4MB. Free memory was 84.6MB in the beginning and 58.3MB in the end (delta: 26.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-12-14 20:14:57,593 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.76ms. Allocated memory is still 117.4MB. Free memory was 58.3MB in the beginning and 53.0MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 20:14:57,593 INFO L158 Benchmark]: Boogie Preprocessor took 35.62ms. Allocated memory is still 117.4MB. Free memory was 53.0MB in the beginning and 48.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 20:14:57,594 INFO L158 Benchmark]: RCFGBuilder took 1008.31ms. Allocated memory was 117.4MB in the beginning and 167.8MB in the end (delta: 50.3MB). Free memory was 48.8MB in the beginning and 82.8MB in the end (delta: -34.1MB). Peak memory consumption was 36.3MB. Max. memory is 16.1GB. [2022-12-14 20:14:57,594 INFO L158 Benchmark]: CodeCheck took 27320.13ms. Allocated memory was 167.8MB in the beginning and 423.6MB in the end (delta: 255.9MB). Free memory was 82.8MB in the beginning and 136.4MB in the end (delta: -53.6MB). Peak memory consumption was 212.7MB. Max. memory is 16.1GB. [2022-12-14 20:14:57,594 INFO L158 Benchmark]: Witness Printer took 127.95ms. Allocated memory was 423.6MB in the beginning and 509.6MB in the end (delta: 86.0MB). Free memory was 136.4MB in the beginning and 453.0MB in the end (delta: -316.6MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. [2022-12-14 20:14:57,596 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: 23.9s, OverallIterations: 65, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 101828 SdHoareTripleChecker+Valid, 192.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 101260 mSDsluCounter, 16876 SdHoareTripleChecker+Invalid, 164.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 14338 mSDsCounter, 36177 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 229269 IncrementalHoareTripleChecker+Invalid, 265446 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 36177 mSolverCounterUnsat, 2538 mSDtfsCounter, 229269 mSolverCounterSat, 1.7s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 70739 GetRequests, 69948 SyntacticMatches, 437 SemanticMatches, 354 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68582 ImplicationChecksByTransitivity, 11.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.3s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 4.2s InterpolantComputationTime, 10420 NumberOfCodeBlocks, 10420 NumberOfCodeBlocksAsserted, 64 NumberOfCheckSat, 10356 ConstructedInterpolants, 0 QuantifiedInterpolants, 23297 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 64 InterpolantComputations, 59 PerfectInterpolantSequences, 8308/8604 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: 482]: 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: ((9 <= a28 || a25 == 1) || !(a19 == 1)) || a28 <= 7 - InvariantResult [Line: 616]: Loop Invariant Derived loop invariant: ((9 <= a28 || a25 == 1) || !(a19 == 1)) || a28 <= 7 - 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 0.16ms. Allocated memory is still 117.4MB. Free memory was 83.2MB in the beginning and 83.1MB in the end (delta: 24.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 337.63ms. Allocated memory is still 117.4MB. Free memory was 84.6MB in the beginning and 58.3MB in the end (delta: 26.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.76ms. Allocated memory is still 117.4MB. Free memory was 58.3MB in the beginning and 53.0MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.62ms. Allocated memory is still 117.4MB. Free memory was 53.0MB in the beginning and 48.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1008.31ms. Allocated memory was 117.4MB in the beginning and 167.8MB in the end (delta: 50.3MB). Free memory was 48.8MB in the beginning and 82.8MB in the end (delta: -34.1MB). Peak memory consumption was 36.3MB. Max. memory is 16.1GB. * CodeCheck took 27320.13ms. Allocated memory was 167.8MB in the beginning and 423.6MB in the end (delta: 255.9MB). Free memory was 82.8MB in the beginning and 136.4MB in the end (delta: -53.6MB). Peak memory consumption was 212.7MB. Max. memory is 16.1GB. * Witness Printer took 127.95ms. Allocated memory was 423.6MB in the beginning and 509.6MB in the end (delta: 86.0MB). Free memory was 136.4MB in the beginning and 453.0MB in the end (delta: -316.6MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-14 20:14:57,613 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49994536-6222-40ed-a43f-df4701e91019/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