./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcbbb1c0-9d17-4429-a9d0-98bb89afc2d9/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcbbb1c0-9d17-4429-a9d0-98bb89afc2d9/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcbbb1c0-9d17-4429-a9d0-98bb89afc2d9/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcbbb1c0-9d17-4429-a9d0-98bb89afc2d9/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcbbb1c0-9d17-4429-a9d0-98bb89afc2d9/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcbbb1c0-9d17-4429-a9d0-98bb89afc2d9/bin/ukojak-2xVlg8857e --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash adfc1710e761824cc0d761ee45a1724b8fd34135f47dcc82b27f8b64b97ca013 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 22:48:20,206 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 22:48:20,208 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 22:48:20,270 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 22:48:20,271 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 22:48:20,272 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 22:48:20,275 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 22:48:20,278 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 22:48:20,281 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 22:48:20,291 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 22:48:20,293 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 22:48:20,295 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 22:48:20,297 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 22:48:20,303 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 22:48:20,306 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 22:48:20,310 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 22:48:20,318 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 22:48:20,319 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 22:48:20,332 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 22:48:20,336 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 22:48:20,339 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 22:48:20,349 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 22:48:20,351 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 22:48:20,352 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 22:48:20,359 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 22:48:20,359 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 22:48:20,360 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 22:48:20,361 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 22:48:20,362 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 22:48:20,364 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 22:48:20,364 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 22:48:20,365 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 22:48:20,366 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 22:48:20,367 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 22:48:20,375 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 22:48:20,376 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 22:48:20,377 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 22:48:20,378 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 22:48:20,378 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 22:48:20,380 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 22:48:20,381 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 22:48:20,383 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcbbb1c0-9d17-4429-a9d0-98bb89afc2d9/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-13 22:48:20,454 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 22:48:20,454 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 22:48:20,456 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 22:48:20,456 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 22:48:20,457 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 22:48:20,457 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 22:48:20,458 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 22:48:20,458 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 22:48:20,458 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 22:48:20,458 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 22:48:20,459 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 22:48:20,459 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 22:48:20,459 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 22:48:20,459 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 22:48:20,460 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 22:48:20,460 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 22:48:20,460 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 22:48:20,461 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 22:48:20,461 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 22:48:20,461 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 22:48:20,461 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 22:48:20,462 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 22:48:20,462 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 22:48:20,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 22:48:20,463 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 22:48:20,463 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 22:48:20,463 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 22:48:20,469 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 22:48:20,470 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 22:48:20,472 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 22:48:20,472 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_bcbbb1c0-9d17-4429-a9d0-98bb89afc2d9/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcbbb1c0-9d17-4429-a9d0-98bb89afc2d9/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> adfc1710e761824cc0d761ee45a1724b8fd34135f47dcc82b27f8b64b97ca013 [2021-11-13 22:48:20,886 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 22:48:20,915 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 22:48:20,919 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 22:48:20,922 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 22:48:20,923 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 22:48:20,925 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcbbb1c0-9d17-4429-a9d0-98bb89afc2d9/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i [2021-11-13 22:48:21,032 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcbbb1c0-9d17-4429-a9d0-98bb89afc2d9/bin/ukojak-2xVlg8857e/data/01f646f3b/793968e81d034666a208417df11705f6/FLAGd5371a461 [2021-11-13 22:48:21,766 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 22:48:21,770 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcbbb1c0-9d17-4429-a9d0-98bb89afc2d9/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i [2021-11-13 22:48:21,795 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcbbb1c0-9d17-4429-a9d0-98bb89afc2d9/bin/ukojak-2xVlg8857e/data/01f646f3b/793968e81d034666a208417df11705f6/FLAGd5371a461 [2021-11-13 22:48:21,920 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcbbb1c0-9d17-4429-a9d0-98bb89afc2d9/bin/ukojak-2xVlg8857e/data/01f646f3b/793968e81d034666a208417df11705f6 [2021-11-13 22:48:21,923 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 22:48:21,925 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 22:48:21,948 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 22:48:21,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 22:48:21,952 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 22:48:21,957 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:48:21" (1/1) ... [2021-11-13 22:48:21,959 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4df1b1a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:21, skipping insertion in model container [2021-11-13 22:48:21,959 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:48:21" (1/1) ... [2021-11-13 22:48:21,968 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 22:48:22,047 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 22:48:22,683 WARN L228 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_bcbbb1c0-9d17-4429-a9d0-98bb89afc2d9/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i[33021,33034] [2021-11-13 22:48:22,947 WARN L228 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_bcbbb1c0-9d17-4429-a9d0-98bb89afc2d9/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i[49681,49694] [2021-11-13 22:48:22,963 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 22:48:22,983 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 22:48:23,025 WARN L228 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_bcbbb1c0-9d17-4429-a9d0-98bb89afc2d9/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i[33021,33034] [2021-11-13 22:48:23,170 WARN L228 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_bcbbb1c0-9d17-4429-a9d0-98bb89afc2d9/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i[49681,49694] [2021-11-13 22:48:23,187 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 22:48:23,245 INFO L208 MainTranslator]: Completed translation [2021-11-13 22:48:23,245 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:23 WrapperNode [2021-11-13 22:48:23,246 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 22:48:23,247 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 22:48:23,247 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 22:48:23,248 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 22:48:23,260 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:23" (1/1) ... [2021-11-13 22:48:23,324 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:23" (1/1) ... [2021-11-13 22:48:23,458 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 22:48:23,459 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 22:48:23,459 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 22:48:23,459 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 22:48:23,471 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:23" (1/1) ... [2021-11-13 22:48:23,471 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:23" (1/1) ... [2021-11-13 22:48:23,506 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:23" (1/1) ... [2021-11-13 22:48:23,515 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:23" (1/1) ... [2021-11-13 22:48:23,653 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:23" (1/1) ... [2021-11-13 22:48:23,692 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:23" (1/1) ... [2021-11-13 22:48:23,701 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:23" (1/1) ... [2021-11-13 22:48:23,732 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 22:48:23,734 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 22:48:23,734 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 22:48:23,734 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 22:48:23,736 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:23" (1/1) ... [2021-11-13 22:48:23,746 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 22:48:23,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcbbb1c0-9d17-4429-a9d0-98bb89afc2d9/bin/ukojak-2xVlg8857e/z3 [2021-11-13 22:48:23,775 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcbbb1c0-9d17-4429-a9d0-98bb89afc2d9/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 22:48:23,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcbbb1c0-9d17-4429-a9d0-98bb89afc2d9/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 22:48:23,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 22:48:23,847 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-13 22:48:23,848 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-13 22:48:23,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 22:48:23,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-13 22:48:23,848 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-13 22:48:23,849 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 22:48:23,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 22:48:23,849 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 22:48:23,849 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-13 22:48:23,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 22:48:23,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 22:48:23,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 22:48:23,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 22:48:23,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 22:48:26,567 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 22:48:26,568 INFO L299 CfgBuilder]: Removed 83 assume(true) statements. [2021-11-13 22:48:26,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:48:26 BoogieIcfgContainer [2021-11-13 22:48:26,573 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 22:48:26,574 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 22:48:26,574 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 22:48:26,587 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 22:48:26,588 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:48:26" (1/1) ... [2021-11-13 22:48:26,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 22:48:26,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:26,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 164 states and 279 transitions. [2021-11-13 22:48:26,725 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 279 transitions. [2021-11-13 22:48:26,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-13 22:48:26,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:26,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:26,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:26,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 22:48:26,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:27,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:48:27,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:27,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 166 states and 282 transitions. [2021-11-13 22:48:27,076 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 282 transitions. [2021-11-13 22:48:27,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 22:48:27,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:27,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:27,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:27,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 22:48:27,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:27,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:48:27,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:27,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 165 states and 281 transitions. [2021-11-13 22:48:27,201 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 281 transitions. [2021-11-13 22:48:27,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 22:48:27,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:27,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:27,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:27,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 22:48:27,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:27,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:48:27,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:27,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 165 states and 277 transitions. [2021-11-13 22:48:27,339 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 277 transitions. [2021-11-13 22:48:27,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 22:48:27,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:27,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:27,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:27,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 22:48:27,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:27,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:48:27,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:27,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 165 states and 269 transitions. [2021-11-13 22:48:27,506 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 269 transitions. [2021-11-13 22:48:27,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 22:48:27,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:27,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:27,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:27,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 22:48:27,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:27,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:48:27,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:27,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 165 states and 257 transitions. [2021-11-13 22:48:27,717 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 257 transitions. [2021-11-13 22:48:27,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 22:48:27,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:27,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:27,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:27,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 22:48:27,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:27,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:48:28,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:28,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 165 states and 245 transitions. [2021-11-13 22:48:28,066 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 245 transitions. [2021-11-13 22:48:28,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 22:48:28,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:28,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:28,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:28,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 22:48:28,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:28,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:48:28,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:28,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 210 states and 301 transitions. [2021-11-13 22:48:28,978 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 301 transitions. [2021-11-13 22:48:28,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 22:48:28,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:28,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:29,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:29,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 22:48:29,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:29,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:48:29,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:29,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 210 states and 299 transitions. [2021-11-13 22:48:29,269 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 299 transitions. [2021-11-13 22:48:29,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 22:48:29,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:29,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:29,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:29,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 22:48:29,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:29,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:48:29,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:29,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 210 states and 297 transitions. [2021-11-13 22:48:29,520 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 297 transitions. [2021-11-13 22:48:29,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 22:48:29,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:29,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:29,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:29,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 22:48:29,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:29,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:48:30,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:30,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 256 states and 355 transitions. [2021-11-13 22:48:30,254 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 355 transitions. [2021-11-13 22:48:30,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 22:48:30,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:30,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:30,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:30,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 22:48:30,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:30,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:48:30,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:30,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 256 states and 353 transitions. [2021-11-13 22:48:30,480 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 353 transitions. [2021-11-13 22:48:30,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 22:48:30,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:30,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:30,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:30,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 22:48:30,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:30,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:48:30,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:30,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 256 states and 351 transitions. [2021-11-13 22:48:30,706 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 351 transitions. [2021-11-13 22:48:30,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 22:48:30,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:30,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:30,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:30,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 22:48:30,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:30,934 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:48:30,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:30,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 256 states and 349 transitions. [2021-11-13 22:48:30,943 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 349 transitions. [2021-11-13 22:48:30,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 22:48:30,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:30,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:31,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:31,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 22:48:31,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:31,305 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:48:31,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:31,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 290 states and 391 transitions. [2021-11-13 22:48:31,665 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 391 transitions. [2021-11-13 22:48:31,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 22:48:31,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:31,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:31,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:31,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 22:48:31,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:31,916 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:48:31,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:31,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 290 states and 389 transitions. [2021-11-13 22:48:31,927 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 389 transitions. [2021-11-13 22:48:31,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 22:48:31,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:31,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:32,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:32,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 22:48:32,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:32,250 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 22:48:32,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:32,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 293 states and 391 transitions. [2021-11-13 22:48:32,295 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 391 transitions. [2021-11-13 22:48:32,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 22:48:32,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:32,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:32,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:32,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 22:48:32,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:32,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:48:32,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:32,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 293 states and 389 transitions. [2021-11-13 22:48:32,635 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 389 transitions. [2021-11-13 22:48:32,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 22:48:32,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:32,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:32,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:32,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 22:48:32,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:32,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 22:48:32,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:32,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 296 states and 391 transitions. [2021-11-13 22:48:32,962 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 391 transitions. [2021-11-13 22:48:32,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 22:48:32,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:32,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:33,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:33,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 22:48:33,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:33,251 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 22:48:33,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:33,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 299 states and 393 transitions. [2021-11-13 22:48:33,301 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 393 transitions. [2021-11-13 22:48:33,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 22:48:33,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:33,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:33,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:33,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 22:48:33,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:33,596 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 22:48:33,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:33,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 302 states and 395 transitions. [2021-11-13 22:48:33,650 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 395 transitions. [2021-11-13 22:48:33,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 22:48:33,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:33,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:33,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:33,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 22:48:33,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:34,126 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 22:48:34,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:34,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 305 states and 397 transitions. [2021-11-13 22:48:34,164 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 397 transitions. [2021-11-13 22:48:34,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 22:48:34,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:34,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:34,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:34,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 22:48:34,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:34,601 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 22:48:34,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:34,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 308 states and 399 transitions. [2021-11-13 22:48:34,633 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 399 transitions. [2021-11-13 22:48:34,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 22:48:34,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:34,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:34,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:34,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 22:48:34,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:34,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:48:34,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:34,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 308 states and 398 transitions. [2021-11-13 22:48:34,932 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 398 transitions. [2021-11-13 22:48:34,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-13 22:48:34,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:34,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:35,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:35,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 22:48:35,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:35,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:48:35,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:35,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 317 states and 409 transitions. [2021-11-13 22:48:35,533 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 409 transitions. [2021-11-13 22:48:35,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 22:48:35,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:35,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:35,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:35,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 22:48:35,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:35,846 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 22:48:35,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:35,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 326 states and 419 transitions. [2021-11-13 22:48:35,894 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 419 transitions. [2021-11-13 22:48:35,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 22:48:35,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:35,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:36,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:36,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 22:48:36,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:36,279 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 22:48:36,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:36,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 335 states and 429 transitions. [2021-11-13 22:48:36,338 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 429 transitions. [2021-11-13 22:48:36,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 22:48:36,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:36,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:36,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:36,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 22:48:36,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:36,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:48:37,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:37,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 344 states and 440 transitions. [2021-11-13 22:48:37,124 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 440 transitions. [2021-11-13 22:48:37,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 22:48:37,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:37,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:37,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:37,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 22:48:37,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:37,450 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 22:48:37,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:37,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 353 states and 450 transitions. [2021-11-13 22:48:37,527 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 450 transitions. [2021-11-13 22:48:37,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 22:48:37,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:37,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:37,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:37,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 22:48:37,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:37,805 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 22:48:37,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:37,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 362 states and 460 transitions. [2021-11-13 22:48:37,868 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 460 transitions. [2021-11-13 22:48:37,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-13 22:48:37,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:37,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:38,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:38,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 22:48:38,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:38,399 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:48:38,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:38,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 371 states and 471 transitions. [2021-11-13 22:48:38,678 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 471 transitions. [2021-11-13 22:48:38,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-13 22:48:38,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:38,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:38,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:38,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 22:48:38,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:38,995 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 22:48:39,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:39,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 372 states and 473 transitions. [2021-11-13 22:48:39,801 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 473 transitions. [2021-11-13 22:48:39,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 22:48:39,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:39,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:39,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:39,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 22:48:39,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:40,132 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 22:48:40,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:40,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 385 states and 488 transitions. [2021-11-13 22:48:40,309 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 488 transitions. [2021-11-13 22:48:40,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 22:48:40,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:40,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:40,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:40,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 22:48:40,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:40,834 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 22:48:40,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:40,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 394 states and 498 transitions. [2021-11-13 22:48:40,892 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 498 transitions. [2021-11-13 22:48:40,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 22:48:40,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:40,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:41,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:41,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 22:48:41,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:41,278 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 22:48:41,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:41,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 397 states and 500 transitions. [2021-11-13 22:48:41,304 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 500 transitions. [2021-11-13 22:48:41,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 22:48:41,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:41,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:41,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:41,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 22:48:41,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:41,970 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-13 22:48:42,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:42,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 397 states and 500 transitions. [2021-11-13 22:48:42,051 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 500 transitions. [2021-11-13 22:48:42,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 22:48:42,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:42,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:42,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:42,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 22:48:42,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:42,728 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 22:48:42,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:42,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 399 states and 508 transitions. [2021-11-13 22:48:42,857 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 508 transitions. [2021-11-13 22:48:42,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-13 22:48:42,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:42,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:43,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:43,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 22:48:43,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:43,363 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 22:48:44,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:44,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 400 states and 510 transitions. [2021-11-13 22:48:44,450 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 510 transitions. [2021-11-13 22:48:44,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-13 22:48:44,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:44,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:45,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:45,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-13 22:48:45,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:45,321 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 27 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-13 22:48:45,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:45,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 401 states and 513 transitions. [2021-11-13 22:48:45,507 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 513 transitions. [2021-11-13 22:48:45,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-13 22:48:45,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:45,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:46,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:46,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 22:48:46,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:46,695 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-13 22:48:46,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:46,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 402 states and 514 transitions. [2021-11-13 22:48:46,819 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 514 transitions. [2021-11-13 22:48:46,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-13 22:48:46,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:46,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:46,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:46,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 22:48:46,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:47,537 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-13 22:48:48,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:48,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 403 states and 516 transitions. [2021-11-13 22:48:48,522 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 516 transitions. [2021-11-13 22:48:48,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-13 22:48:48,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:48,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:48,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:48,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 22:48:48,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:48,899 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 22:48:48,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:48,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 403 states and 514 transitions. [2021-11-13 22:48:48,918 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 514 transitions. [2021-11-13 22:48:48,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-13 22:48:48,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:48,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:49,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:49,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 488 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 22:48:49,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:49,398 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-13 22:48:50,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:50,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 406 states and 516 transitions. [2021-11-13 22:48:50,790 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 516 transitions. [2021-11-13 22:48:50,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-13 22:48:50,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:50,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:52,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:52,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 511 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 22:48:52,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:52,599 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 35 proven. 3 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-13 22:48:53,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:53,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 408 states and 521 transitions. [2021-11-13 22:48:53,048 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 521 transitions. [2021-11-13 22:48:53,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-13 22:48:53,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:53,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:53,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:53,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 22:48:53,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:53,613 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-13 22:48:54,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:54,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 411 states and 523 transitions. [2021-11-13 22:48:54,501 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 523 transitions. [2021-11-13 22:48:54,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-13 22:48:54,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:54,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:55,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:55,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 535 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-13 22:48:55,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:55,756 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 56 proven. 6 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-13 22:48:56,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:56,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 413 states and 526 transitions. [2021-11-13 22:48:56,715 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 526 transitions. [2021-11-13 22:48:56,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-13 22:48:56,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:56,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:56,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:56,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 529 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 22:48:56,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:48:57,393 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-11-13 22:48:58,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:58,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 416 states and 528 transitions. [2021-11-13 22:48:58,587 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 528 transitions. [2021-11-13 22:48:58,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-13 22:48:58,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:58,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:59,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:59,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 559 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-13 22:48:59,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:49:00,228 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 83 proven. 10 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-11-13 22:49:01,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:49:01,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 415 states and 531 transitions. [2021-11-13 22:49:01,317 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 531 transitions. [2021-11-13 22:49:01,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-13 22:49:01,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:49:01,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:49:03,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:49:03,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 583 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-13 22:49:03,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:49:03,810 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 161 proven. 55 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-13 22:49:04,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:49:04,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 415 states and 531 transitions. [2021-11-13 22:49:04,256 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 531 transitions. [2021-11-13 22:49:04,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-13 22:49:04,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:49:04,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:49:08,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:49:08,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 583 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-13 22:49:08,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:49:09,548 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 116 proven. 15 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2021-11-13 22:49:10,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:49:10,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 417 states and 539 transitions. [2021-11-13 22:49:10,287 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 539 transitions. [2021-11-13 22:49:10,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-13 22:49:10,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:49:10,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:49:18,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:49:18,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 607 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-13 22:49:18,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:49:19,401 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 214 proven. 78 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-13 22:49:20,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:49:20,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 417 states and 539 transitions. [2021-11-13 22:49:20,451 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 539 transitions. [2021-11-13 22:49:20,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-13 22:49:20,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:49:20,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:49:23,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:49:23,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 607 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-13 22:49:23,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:49:23,620 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 214 proven. 78 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-13 22:49:23,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:49:23,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 417 states and 539 transitions. [2021-11-13 22:49:23,631 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 539 transitions. [2021-11-13 22:49:23,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-13 22:49:23,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:49:23,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:49:33,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-13 22:49:33,909 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-13 22:49:33,913 INFO L158 Benchmark]: Toolchain (without parser) took 71987.46ms. Allocated memory was 100.7MB in the beginning and 297.8MB in the end (delta: 197.1MB). Free memory was 64.0MB in the beginning and 139.8MB in the end (delta: -75.8MB). Peak memory consumption was 123.2MB. Max. memory is 16.1GB. [2021-11-13 22:49:33,914 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 100.7MB. Free memory is still 56.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 22:49:33,915 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1298.06ms. Allocated memory is still 100.7MB. Free memory was 63.8MB in the beginning and 48.7MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-13 22:49:33,916 INFO L158 Benchmark]: Boogie Procedure Inliner took 211.38ms. Allocated memory is still 100.7MB. Free memory was 48.7MB in the beginning and 40.3MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 22:49:33,917 INFO L158 Benchmark]: Boogie Preprocessor took 273.80ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 40.3MB in the beginning and 86.6MB in the end (delta: -46.3MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2021-11-13 22:49:33,918 INFO L158 Benchmark]: RCFGBuilder took 2839.57ms. Allocated memory was 121.6MB in the beginning and 165.7MB in the end (delta: 44.0MB). Free memory was 86.6MB in the beginning and 103.4MB in the end (delta: -16.7MB). Peak memory consumption was 68.6MB. Max. memory is 16.1GB. [2021-11-13 22:49:33,919 INFO L158 Benchmark]: CodeCheck took 67337.76ms. Allocated memory was 165.7MB in the beginning and 297.8MB in the end (delta: 132.1MB). Free memory was 103.4MB in the beginning and 139.8MB in the end (delta: -36.5MB). Peak memory consumption was 96.7MB. Max. memory is 16.1GB. [2021-11-13 22:49:33,923 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 100.7MB. Free memory is still 56.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1298.06ms. Allocated memory is still 100.7MB. Free memory was 63.8MB in the beginning and 48.7MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 211.38ms. Allocated memory is still 100.7MB. Free memory was 48.7MB in the beginning and 40.3MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 273.80ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 40.3MB in the beginning and 86.6MB in the end (delta: -46.3MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. * RCFGBuilder took 2839.57ms. Allocated memory was 121.6MB in the beginning and 165.7MB in the end (delta: 44.0MB). Free memory was 86.6MB in the beginning and 103.4MB in the end (delta: -16.7MB). Peak memory consumption was 68.6MB. Max. memory is 16.1GB. * CodeCheck took 67337.76ms. Allocated memory was 165.7MB in the beginning and 297.8MB in the end (delta: 132.1MB). Free memory was 103.4MB in the beginning and 139.8MB in the end (delta: -36.5MB). Peak memory consumption was 96.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 22:49:34,061 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcbbb1c0-9d17-4429-a9d0-98bb89afc2d9/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcbbb1c0-9d17-4429-a9d0-98bb89afc2d9/bin/ukojak-2xVlg8857e/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown