./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe1676-f942-4793-988c-bdf03330f97b/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe1676-f942-4793-988c-bdf03330f97b/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe1676-f942-4793-988c-bdf03330f97b/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe1676-f942-4793-988c-bdf03330f97b/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe1676-f942-4793-988c-bdf03330f97b/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe1676-f942-4793-988c-bdf03330f97b/bin/ukojak-LBtLqBUTdQ --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 ad1bbae792ec9c8e2e546dc04f3672720af98ce14b9bd37d0d7647e79ce45565 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:56:13,850 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:56:13,853 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:56:13,914 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:56:13,915 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:56:13,921 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:56:13,924 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:56:13,929 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:56:13,931 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:56:13,939 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:56:13,941 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:56:13,942 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:56:13,943 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:56:13,945 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:56:13,947 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:56:13,948 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:56:13,949 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:56:13,950 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:56:13,953 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:56:13,968 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:56:13,970 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:56:13,972 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:56:13,978 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:56:13,979 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:56:13,982 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:56:13,983 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:56:13,983 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:56:13,984 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:56:13,985 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:56:13,986 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:56:13,986 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:56:13,987 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:56:13,988 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:56:13,994 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:56:13,996 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:56:13,997 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:56:13,997 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:56:13,998 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:56:13,998 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:56:13,999 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:56:14,000 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:56:14,000 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe1676-f942-4793-988c-bdf03330f97b/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:56:14,040 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:56:14,041 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:56:14,042 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:56:14,042 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:56:14,043 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:56:14,043 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:56:14,043 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:56:14,044 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:56:14,050 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:56:14,050 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:56:14,051 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:56:14,052 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:56:14,052 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:56:14,052 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:56:14,052 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:56:14,052 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:56:14,053 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:56:14,053 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:56:14,053 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:56:14,053 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:56:14,053 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:56:14,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:56:14,054 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:56:14,054 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:56:14,054 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:56:14,054 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:56:14,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:56:14,055 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:56:14,055 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_06fe1676-f942-4793-988c-bdf03330f97b/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe1676-f942-4793-988c-bdf03330f97b/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad1bbae792ec9c8e2e546dc04f3672720af98ce14b9bd37d0d7647e79ce45565 [2021-11-23 00:56:14,320 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:56:14,342 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:56:14,345 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:56:14,347 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:56:14,347 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:56:14,349 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe1676-f942-4793-988c-bdf03330f97b/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-2.i [2021-11-23 00:56:14,434 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe1676-f942-4793-988c-bdf03330f97b/bin/ukojak-LBtLqBUTdQ/data/6a90fad31/f3bfd9dd59e34675a277191c3c8f786d/FLAG02c622aed [2021-11-23 00:56:15,110 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:56:15,112 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe1676-f942-4793-988c-bdf03330f97b/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-2.i [2021-11-23 00:56:15,142 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe1676-f942-4793-988c-bdf03330f97b/bin/ukojak-LBtLqBUTdQ/data/6a90fad31/f3bfd9dd59e34675a277191c3c8f786d/FLAG02c622aed [2021-11-23 00:56:15,282 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe1676-f942-4793-988c-bdf03330f97b/bin/ukojak-LBtLqBUTdQ/data/6a90fad31/f3bfd9dd59e34675a277191c3c8f786d [2021-11-23 00:56:15,285 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:56:15,288 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:56:15,292 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:56:15,292 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:56:15,296 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:56:15,297 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:56:15" (1/1) ... [2021-11-23 00:56:15,298 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e4c3a24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:15, skipping insertion in model container [2021-11-23 00:56:15,299 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:56:15" (1/1) ... [2021-11-23 00:56:15,305 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:56:15,377 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:56:15,926 WARN L230 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_06fe1676-f942-4793-988c-bdf03330f97b/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-2.i[33021,33034] [2021-11-23 00:56:16,127 WARN L230 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_06fe1676-f942-4793-988c-bdf03330f97b/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-2.i[49681,49694] [2021-11-23 00:56:16,145 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:56:16,155 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:56:16,187 WARN L230 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_06fe1676-f942-4793-988c-bdf03330f97b/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-2.i[33021,33034] [2021-11-23 00:56:16,306 WARN L230 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_06fe1676-f942-4793-988c-bdf03330f97b/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-2.i[49681,49694] [2021-11-23 00:56:16,319 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:56:16,364 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:56:16,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:16 WrapperNode [2021-11-23 00:56:16,364 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:56:16,366 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:56:16,366 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:56:16,366 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:56:16,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:16" (1/1) ... [2021-11-23 00:56:16,416 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:16" (1/1) ... [2021-11-23 00:56:16,534 INFO L137 Inliner]: procedures = 177, calls = 439, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1557 [2021-11-23 00:56:16,534 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:56:16,535 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:56:16,536 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:56:16,536 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:56:16,545 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:16" (1/1) ... [2021-11-23 00:56:16,545 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:16" (1/1) ... [2021-11-23 00:56:16,576 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:16" (1/1) ... [2021-11-23 00:56:16,577 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:16" (1/1) ... [2021-11-23 00:56:16,690 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:16" (1/1) ... [2021-11-23 00:56:16,720 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:16" (1/1) ... [2021-11-23 00:56:16,726 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:16" (1/1) ... [2021-11-23 00:56:16,738 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:56:16,739 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:56:16,739 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:56:16,739 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:56:16,740 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:16" (1/1) ... [2021-11-23 00:56:16,749 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:56:16,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe1676-f942-4793-988c-bdf03330f97b/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:56:16,778 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe1676-f942-4793-988c-bdf03330f97b/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:56:16,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe1676-f942-4793-988c-bdf03330f97b/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:56:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:56:16,833 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 00:56:16,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 00:56:16,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:56:16,834 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 00:56:16,834 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 00:56:16,834 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:56:16,834 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:56:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 00:56:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:56:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 00:56:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 00:56:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:56:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:56:16,836 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:56:16,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:56:17,155 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:56:17,158 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:56:18,658 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:56:19,167 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:56:19,167 INFO L301 CfgBuilder]: Removed 92 assume(true) statements. [2021-11-23 00:56:19,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:56:19 BoogieIcfgContainer [2021-11-23 00:56:19,171 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:56:19,172 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:56:19,172 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:56:19,182 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:56:19,182 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:56:19" (1/1) ... [2021-11-23 00:56:19,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:56:19,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:19,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 165 states and 292 transitions. [2021-11-23 00:56:19,296 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 292 transitions. [2021-11-23 00:56:19,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:56:19,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:19,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:19,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:19,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:19,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:19,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 166 states and 291 transitions. [2021-11-23 00:56:19,550 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 291 transitions. [2021-11-23 00:56:19,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:56:19,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:19,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:19,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:19,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:56:19,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:19,703 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:19,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:19,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 166 states and 283 transitions. [2021-11-23 00:56:19,718 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 283 transitions. [2021-11-23 00:56:19,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:56:19,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:19,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:19,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:19,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:56:19,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:19,894 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:19,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:19,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 166 states and 271 transitions. [2021-11-23 00:56:19,907 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 271 transitions. [2021-11-23 00:56:19,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:56:19,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:19,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:20,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:20,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:56:20,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:20,093 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:20,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:20,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 166 states and 257 transitions. [2021-11-23 00:56:20,118 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 257 transitions. [2021-11-23 00:56:20,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:56:20,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:20,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:20,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:20,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:56:20,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:20,351 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:20,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:20,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 166 states and 245 transitions. [2021-11-23 00:56:20,465 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 245 transitions. [2021-11-23 00:56:20,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:56:20,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:20,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:20,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:20,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:56:20,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:20,811 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:21,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:21,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 210 states and 299 transitions. [2021-11-23 00:56:21,288 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 299 transitions. [2021-11-23 00:56:21,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:56:21,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:21,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:21,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:21,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:56:21,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:21,595 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:21,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:21,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 210 states and 297 transitions. [2021-11-23 00:56:21,605 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 297 transitions. [2021-11-23 00:56:21,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:56:21,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:21,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:21,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:21,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:56:21,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:21,832 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:21,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:21,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 210 states and 295 transitions. [2021-11-23 00:56:21,851 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 295 transitions. [2021-11-23 00:56:21,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:56:21,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:21,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:21,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:21,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:56:21,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:22,061 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:22,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:22,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 210 states and 293 transitions. [2021-11-23 00:56:22,074 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 293 transitions. [2021-11-23 00:56:22,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:56:22,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:22,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:22,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:22,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:56:22,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:22,342 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:22,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:22,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 210 states and 291 transitions. [2021-11-23 00:56:22,351 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 291 transitions. [2021-11-23 00:56:22,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:56:22,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:22,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:22,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:22,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:56:22,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:22,572 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:22,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:22,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 210 states and 289 transitions. [2021-11-23 00:56:22,581 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 289 transitions. [2021-11-23 00:56:22,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:56:22,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:22,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:22,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:22,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:56:22,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:22,802 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:22,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:22,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 210 states and 287 transitions. [2021-11-23 00:56:22,813 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 287 transitions. [2021-11-23 00:56:22,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:56:22,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:22,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:22,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:22,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:56:22,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:23,057 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:23,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:23,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 210 states and 285 transitions. [2021-11-23 00:56:23,220 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 285 transitions. [2021-11-23 00:56:23,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:56:23,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:23,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:23,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:23,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:56:23,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:23,479 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:23,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:23,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 210 states and 283 transitions. [2021-11-23 00:56:23,618 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 283 transitions. [2021-11-23 00:56:23,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:56:23,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:23,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:23,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:23,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:56:23,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:23,934 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:56:23,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:23,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 213 states and 285 transitions. [2021-11-23 00:56:23,971 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 285 transitions. [2021-11-23 00:56:23,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:56:23,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:23,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:24,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:24,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:56:24,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:24,211 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:56:24,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:24,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 216 states and 287 transitions. [2021-11-23 00:56:24,237 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 287 transitions. [2021-11-23 00:56:24,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:56:24,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:24,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:24,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:24,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:56:24,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:24,509 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:24,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:24,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 216 states and 286 transitions. [2021-11-23 00:56:24,528 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 286 transitions. [2021-11-23 00:56:24,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:56:24,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:24,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:24,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:24,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:56:24,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:24,775 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:24,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:24,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 216 states and 285 transitions. [2021-11-23 00:56:24,790 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 285 transitions. [2021-11-23 00:56:24,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:56:24,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:24,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:24,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:24,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 375 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:56:24,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:25,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:25,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:25,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 225 states and 296 transitions. [2021-11-23 00:56:25,684 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 296 transitions. [2021-11-23 00:56:25,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:56:25,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:25,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:25,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:25,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 375 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:56:25,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:25,999 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:26,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:26,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 234 states and 307 transitions. [2021-11-23 00:56:26,269 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 307 transitions. [2021-11-23 00:56:26,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 00:56:26,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:26,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:26,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:26,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:56:26,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:26,606 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:56:26,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:26,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 243 states and 317 transitions. [2021-11-23 00:56:26,640 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 317 transitions. [2021-11-23 00:56:26,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 00:56:26,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:26,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:26,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:26,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:56:26,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:26,943 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:56:26,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:26,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 252 states and 327 transitions. [2021-11-23 00:56:26,997 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 327 transitions. [2021-11-23 00:56:26,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 00:56:26,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:26,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:27,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:27,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:56:27,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:27,307 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:56:27,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:27,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 253 states and 329 transitions. [2021-11-23 00:56:27,522 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 329 transitions. [2021-11-23 00:56:27,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 00:56:27,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:27,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:27,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:27,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:56:27,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:27,834 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:56:28,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:28,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 254 states and 331 transitions. [2021-11-23 00:56:28,347 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 331 transitions. [2021-11-23 00:56:28,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:56:28,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:28,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:28,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:28,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:56:28,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:28,668 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:28,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:28,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 254 states and 329 transitions. [2021-11-23 00:56:28,684 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 329 transitions. [2021-11-23 00:56:28,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:56:28,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:28,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:28,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:28,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:56:28,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:28,956 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:28,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:28,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 254 states and 327 transitions. [2021-11-23 00:56:28,966 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 327 transitions. [2021-11-23 00:56:28,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:56:28,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:28,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:29,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:29,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:56:29,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:29,296 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:56:30,406 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:56:30,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:30,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 257 states and 329 transitions. [2021-11-23 00:56:30,703 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 329 transitions. [2021-11-23 00:56:30,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:56:30,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:30,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:30,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:30,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:56:30,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:31,027 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:56:31,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:31,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 260 states and 331 transitions. [2021-11-23 00:56:31,336 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 331 transitions. [2021-11-23 00:56:31,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 00:56:31,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:31,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:31,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:31,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 482 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:56:31,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:31,795 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:32,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:32,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 304 states and 387 transitions. [2021-11-23 00:56:32,272 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 387 transitions. [2021-11-23 00:56:32,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 00:56:32,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:32,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:32,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:32,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 497 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:56:32,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:32,688 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:56:32,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:32,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 307 states and 389 transitions. [2021-11-23 00:56:32,739 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 389 transitions. [2021-11-23 00:56:32,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 00:56:32,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:32,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:32,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:32,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 497 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:56:32,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:33,189 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:56:33,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:33,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 310 states and 391 transitions. [2021-11-23 00:56:33,245 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 391 transitions. [2021-11-23 00:56:33,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 00:56:33,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:33,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:33,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:33,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 564 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:56:33,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:33,759 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:34,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:34,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 319 states and 402 transitions. [2021-11-23 00:56:34,216 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 402 transitions. [2021-11-23 00:56:34,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 00:56:34,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:34,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:34,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:34,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 564 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:56:34,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:34,696 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:35,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:35,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 328 states and 413 transitions. [2021-11-23 00:56:35,134 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 413 transitions. [2021-11-23 00:56:35,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 00:56:35,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:35,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:35,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:35,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 587 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:56:35,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:35,564 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:56:35,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:35,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 337 states and 423 transitions. [2021-11-23 00:56:35,629 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 423 transitions. [2021-11-23 00:56:35,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 00:56:35,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:35,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:35,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:35,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 587 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:56:35,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:36,132 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:56:36,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:36,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 346 states and 433 transitions. [2021-11-23 00:56:36,191 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 433 transitions. [2021-11-23 00:56:36,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:56:36,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:36,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:36,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:36,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 581 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:56:36,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:36,657 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:56:37,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:37,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 347 states and 435 transitions. [2021-11-23 00:56:37,931 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 435 transitions. [2021-11-23 00:56:37,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:56:37,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:37,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:38,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:38,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 581 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:56:38,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:38,373 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:56:38,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:38,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 348 states and 437 transitions. [2021-11-23 00:56:38,908 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 437 transitions. [2021-11-23 00:56:38,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 00:56:38,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:38,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:39,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:39,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 605 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:56:39,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:39,365 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:56:41,116 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:56:41,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:41,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 351 states and 439 transitions. [2021-11-23 00:56:41,154 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 439 transitions. [2021-11-23 00:56:41,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 00:56:41,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:41,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:41,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:41,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 605 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:56:41,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:41,675 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:56:43,051 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:56:43,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:43,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 354 states and 441 transitions. [2021-11-23 00:56:43,077 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 441 transitions. [2021-11-23 00:56:43,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 00:56:43,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:43,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:43,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:43,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 671 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:56:43,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:43,685 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:44,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:44,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 398 states and 497 transitions. [2021-11-23 00:56:44,261 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 497 transitions. [2021-11-23 00:56:44,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-23 00:56:44,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:44,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:44,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:44,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:56:44,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:44,881 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 137 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:56:44,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:44,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 401 states and 499 transitions. [2021-11-23 00:56:44,951 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 499 transitions. [2021-11-23 00:56:44,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-23 00:56:44,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:44,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:45,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:45,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:56:45,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:45,533 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 137 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:56:45,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:45,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 404 states and 501 transitions. [2021-11-23 00:56:45,609 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 501 transitions. [2021-11-23 00:56:45,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-23 00:56:45,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:45,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:45,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:45,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 753 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:56:45,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:46,202 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:46,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:46,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 413 states and 512 transitions. [2021-11-23 00:56:46,507 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 512 transitions. [2021-11-23 00:56:46,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-23 00:56:46,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:46,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:46,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:46,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 753 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:56:46,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:47,165 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:47,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:47,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 422 states and 523 transitions. [2021-11-23 00:56:47,868 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 523 transitions. [2021-11-23 00:56:47,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-23 00:56:47,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:47,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:48,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:48,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 776 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:56:48,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:48,399 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 131 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:56:48,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:48,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 431 states and 533 transitions. [2021-11-23 00:56:48,478 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 533 transitions. [2021-11-23 00:56:48,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-23 00:56:48,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:48,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:48,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:48,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 776 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:56:48,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:49,030 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 131 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:56:49,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:49,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 440 states and 543 transitions. [2021-11-23 00:56:49,102 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 543 transitions. [2021-11-23 00:56:49,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-23 00:56:49,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:49,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:49,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:49,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 770 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:56:49,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:49,693 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:56:51,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:51,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 441 states and 545 transitions. [2021-11-23 00:56:51,205 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 545 transitions. [2021-11-23 00:56:51,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-23 00:56:51,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:51,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:51,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:51,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 770 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:56:51,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:51,728 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:56:52,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:52,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 442 states and 547 transitions. [2021-11-23 00:56:52,189 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 547 transitions. [2021-11-23 00:56:52,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 00:56:52,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:52,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:52,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:52,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 794 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:56:52,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:52,783 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:56:53,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:53,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 445 states and 549 transitions. [2021-11-23 00:56:53,854 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 549 transitions. [2021-11-23 00:56:53,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 00:56:53,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:53,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:54,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:54,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 794 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:56:54,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:54,485 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:56:56,198 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:56:56,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:56,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 448 states and 551 transitions. [2021-11-23 00:56:56,765 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 551 transitions. [2021-11-23 00:56:56,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2021-11-23 00:56:56,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:56,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:57,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:57,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 860 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 00:56:57,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:57,381 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 0 proven. 268 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:57,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:57,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 492 states and 607 transitions. [2021-11-23 00:56:57,871 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 607 transitions. [2021-11-23 00:56:57,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-11-23 00:56:57,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:57,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:58,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:58,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 875 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 00:56:58,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:58,557 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 271 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:56:58,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:58,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 495 states and 609 transitions. [2021-11-23 00:56:58,624 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 609 transitions. [2021-11-23 00:56:58,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-11-23 00:56:58,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:58,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:58,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:58,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 875 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 00:56:58,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:59,378 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 271 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:56:59,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:59,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 498 states and 611 transitions. [2021-11-23 00:56:59,468 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 611 transitions. [2021-11-23 00:56:59,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2021-11-23 00:56:59,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:59,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:59,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:59,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 942 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 00:56:59,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:00,275 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 0 proven. 268 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:00,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:00,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 507 states and 622 transitions. [2021-11-23 00:57:00,544 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 622 transitions. [2021-11-23 00:57:00,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2021-11-23 00:57:00,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:00,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:00,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:00,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 942 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 00:57:00,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:01,292 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 0 proven. 268 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:01,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:01,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 516 states and 633 transitions. [2021-11-23 00:57:01,815 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 633 transitions. [2021-11-23 00:57:01,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2021-11-23 00:57:01,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:01,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:02,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:02,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 965 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 00:57:02,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:02,517 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 262 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:57:02,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:02,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 525 states and 643 transitions. [2021-11-23 00:57:02,595 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 643 transitions. [2021-11-23 00:57:02,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2021-11-23 00:57:02,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:02,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:02,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:02,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 965 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 00:57:02,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:03,315 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 262 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:57:03,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:03,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 534 states and 653 transitions. [2021-11-23 00:57:03,399 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 653 transitions. [2021-11-23 00:57:03,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2021-11-23 00:57:03,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:03,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:03,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:03,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 959 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 00:57:03,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:04,124 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 268 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:57:05,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:05,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 535 states and 655 transitions. [2021-11-23 00:57:05,262 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 655 transitions. [2021-11-23 00:57:05,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2021-11-23 00:57:05,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:05,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:05,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:05,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 959 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 00:57:05,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:05,978 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 268 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:57:07,774 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:57:07,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:07,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 536 states and 657 transitions. [2021-11-23 00:57:07,807 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 657 transitions. [2021-11-23 00:57:07,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2021-11-23 00:57:07,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:07,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:08,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:08,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 983 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 00:57:08,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:08,477 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 0 proven. 268 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:57:09,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:09,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 539 states and 659 transitions. [2021-11-23 00:57:09,643 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 659 transitions. [2021-11-23 00:57:09,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2021-11-23 00:57:09,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:09,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:09,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:09,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 983 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 00:57:09,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:10,350 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 0 proven. 268 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:57:10,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:10,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 542 states and 661 transitions. [2021-11-23 00:57:10,887 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 661 transitions. [2021-11-23 00:57:10,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2021-11-23 00:57:10,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:10,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:11,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:11,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 1049 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:57:11,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:11,719 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 0 proven. 445 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:12,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:12,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 586 states and 717 transitions. [2021-11-23 00:57:12,191 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 717 transitions. [2021-11-23 00:57:12,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2021-11-23 00:57:12,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:12,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:12,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:12,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 1064 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:57:12,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:12,967 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 0 proven. 449 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:57:13,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:13,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 589 states and 719 transitions. [2021-11-23 00:57:13,062 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 719 transitions. [2021-11-23 00:57:13,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2021-11-23 00:57:13,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:13,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:13,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:13,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 1064 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:57:13,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:13,860 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 0 proven. 449 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:57:13,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:13,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 592 states and 721 transitions. [2021-11-23 00:57:13,972 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 721 transitions. [2021-11-23 00:57:13,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2021-11-23 00:57:13,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:13,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:14,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:14,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 1131 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:57:14,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:14,904 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 0 proven. 445 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:15,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:15,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 601 states and 732 transitions. [2021-11-23 00:57:15,365 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 732 transitions. [2021-11-23 00:57:15,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2021-11-23 00:57:15,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:15,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:15,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:15,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 1131 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:57:15,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:16,278 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 0 proven. 445 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:16,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:16,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 610 states and 743 transitions. [2021-11-23 00:57:16,610 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 743 transitions. [2021-11-23 00:57:16,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2021-11-23 00:57:16,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:16,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:16,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:16,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 1154 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:57:16,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:17,441 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 437 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:57:17,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:17,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 619 states and 753 transitions. [2021-11-23 00:57:17,536 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 753 transitions. [2021-11-23 00:57:17,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2021-11-23 00:57:17,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:17,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:17,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:17,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 1154 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:57:17,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:18,437 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 437 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:57:18,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:18,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 628 states and 763 transitions. [2021-11-23 00:57:18,531 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 763 transitions. [2021-11-23 00:57:18,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2021-11-23 00:57:18,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:18,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:18,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:18,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 1148 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:57:18,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:19,586 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 0 proven. 445 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:57:20,897 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:57:20,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:20,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 629 states and 765 transitions. [2021-11-23 00:57:20,939 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 765 transitions. [2021-11-23 00:57:20,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2021-11-23 00:57:20,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:20,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:21,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:21,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 1148 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:57:21,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:21,834 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 0 proven. 445 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:57:22,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:22,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 630 states and 767 transitions. [2021-11-23 00:57:22,252 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 767 transitions. [2021-11-23 00:57:22,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2021-11-23 00:57:22,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:22,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:22,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:22,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 1172 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:57:22,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:23,169 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 0 proven. 445 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:57:23,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:23,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 633 states and 769 transitions. [2021-11-23 00:57:23,732 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 769 transitions. [2021-11-23 00:57:23,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2021-11-23 00:57:23,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:23,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:24,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:24,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 1172 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:57:24,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:24,603 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 0 proven. 445 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:57:25,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:25,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 636 states and 771 transitions. [2021-11-23 00:57:25,371 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 771 transitions. [2021-11-23 00:57:25,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2021-11-23 00:57:25,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:25,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:25,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:25,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 1238 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 00:57:25,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:26,396 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:26,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:26,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 680 states and 827 transitions. [2021-11-23 00:57:26,868 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 827 transitions. [2021-11-23 00:57:26,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2021-11-23 00:57:26,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:26,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:27,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:27,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 1253 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 00:57:27,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:27,937 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 0 proven. 671 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:57:28,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:28,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 683 states and 829 transitions. [2021-11-23 00:57:28,033 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 829 transitions. [2021-11-23 00:57:28,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2021-11-23 00:57:28,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:28,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:28,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:28,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 1253 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 00:57:28,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:28,917 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 0 proven. 671 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:57:29,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:29,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 686 states and 831 transitions. [2021-11-23 00:57:29,011 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 831 transitions. [2021-11-23 00:57:29,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2021-11-23 00:57:29,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:29,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:29,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:29,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 1320 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 00:57:29,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:29,903 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:30,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:30,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 695 states and 842 transitions. [2021-11-23 00:57:30,911 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 842 transitions. [2021-11-23 00:57:30,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2021-11-23 00:57:30,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:30,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:31,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:31,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 1320 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 00:57:31,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:31,840 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:32,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:32,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 704 states and 853 transitions. [2021-11-23 00:57:32,299 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 853 transitions. [2021-11-23 00:57:32,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2021-11-23 00:57:32,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:32,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:32,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:32,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 1343 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 00:57:32,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:33,204 INFO L134 CoverageAnalysis]: Checked inductivity of 659 backedges. 0 proven. 656 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:57:33,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:33,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 713 states and 863 transitions. [2021-11-23 00:57:33,332 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 863 transitions. [2021-11-23 00:57:33,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2021-11-23 00:57:33,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:33,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:33,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:33,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 1343 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 00:57:33,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:34,223 INFO L134 CoverageAnalysis]: Checked inductivity of 659 backedges. 0 proven. 656 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:57:34,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:34,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 722 states and 873 transitions. [2021-11-23 00:57:34,326 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 873 transitions. [2021-11-23 00:57:34,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2021-11-23 00:57:34,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:34,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:34,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:34,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 1337 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 00:57:34,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:35,309 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:57:35,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:35,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 723 states and 875 transitions. [2021-11-23 00:57:35,890 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 875 transitions. [2021-11-23 00:57:35,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2021-11-23 00:57:35,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:35,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:36,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:36,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 1337 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 00:57:36,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:36,820 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:57:37,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:37,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 724 states and 877 transitions. [2021-11-23 00:57:37,568 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 877 transitions. [2021-11-23 00:57:37,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2021-11-23 00:57:37,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:37,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:37,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:37,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 1361 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 00:57:37,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:38,650 INFO L134 CoverageAnalysis]: Checked inductivity of 669 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:57:39,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:39,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 727 states and 879 transitions. [2021-11-23 00:57:39,391 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 879 transitions. [2021-11-23 00:57:39,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2021-11-23 00:57:39,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:39,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:39,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:39,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 1361 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 00:57:39,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:40,509 INFO L134 CoverageAnalysis]: Checked inductivity of 669 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:57:41,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:41,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 730 states and 881 transitions. [2021-11-23 00:57:41,714 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 881 transitions. [2021-11-23 00:57:41,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2021-11-23 00:57:41,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:41,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:42,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:42,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 1427 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 00:57:42,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:42,820 INFO L134 CoverageAnalysis]: Checked inductivity of 931 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:43,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:43,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 774 states and 937 transitions. [2021-11-23 00:57:43,679 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 937 transitions. [2021-11-23 00:57:43,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2021-11-23 00:57:43,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:43,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:44,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:44,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 1442 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 00:57:44,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:44,786 INFO L134 CoverageAnalysis]: Checked inductivity of 938 backedges. 0 proven. 937 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:57:44,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:44,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 777 states and 939 transitions. [2021-11-23 00:57:44,896 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 939 transitions. [2021-11-23 00:57:44,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2021-11-23 00:57:44,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:44,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:45,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:45,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 1442 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 00:57:45,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:46,082 INFO L134 CoverageAnalysis]: Checked inductivity of 938 backedges. 0 proven. 937 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:57:46,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:46,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 780 states and 941 transitions. [2021-11-23 00:57:46,224 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 941 transitions. [2021-11-23 00:57:46,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2021-11-23 00:57:46,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:46,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:46,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:46,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 1509 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 00:57:46,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:47,426 INFO L134 CoverageAnalysis]: Checked inductivity of 931 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:48,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:48,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 789 states and 952 transitions. [2021-11-23 00:57:48,008 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 952 transitions. [2021-11-23 00:57:48,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2021-11-23 00:57:48,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:48,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:48,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:48,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 1509 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 00:57:48,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:49,262 INFO L134 CoverageAnalysis]: Checked inductivity of 931 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:49,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:49,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 798 states and 963 transitions. [2021-11-23 00:57:49,729 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 963 transitions. [2021-11-23 00:57:49,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2021-11-23 00:57:49,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:49,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:50,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:50,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 1532 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 00:57:50,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:51,033 INFO L134 CoverageAnalysis]: Checked inductivity of 922 backedges. 0 proven. 919 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:57:51,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:51,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 807 states and 973 transitions. [2021-11-23 00:57:51,176 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 973 transitions. [2021-11-23 00:57:51,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2021-11-23 00:57:51,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:51,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:51,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:51,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 1532 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 00:57:51,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:52,408 INFO L134 CoverageAnalysis]: Checked inductivity of 922 backedges. 0 proven. 919 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:57:52,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:52,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 816 states and 983 transitions. [2021-11-23 00:57:52,528 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 983 transitions. [2021-11-23 00:57:52,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2021-11-23 00:57:52,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:52,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:52,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:52,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 1526 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 00:57:52,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:53,721 INFO L134 CoverageAnalysis]: Checked inductivity of 933 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:57:55,617 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:57:55,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:55,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 985 states to 817 states and 985 transitions. [2021-11-23 00:57:55,730 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 985 transitions. [2021-11-23 00:57:55,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2021-11-23 00:57:55,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:55,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:56,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:56,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 1526 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 00:57:56,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:56,980 INFO L134 CoverageAnalysis]: Checked inductivity of 933 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:58:00,764 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:58:01,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:01,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 818 states and 987 transitions. [2021-11-23 00:58:01,096 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 987 transitions. [2021-11-23 00:58:01,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2021-11-23 00:58:01,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:01,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:01,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:01,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 1550 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 00:58:01,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:02,374 INFO L134 CoverageAnalysis]: Checked inductivity of 934 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:58:05,893 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:58:05,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:05,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 821 states and 989 transitions. [2021-11-23 00:58:05,927 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 989 transitions. [2021-11-23 00:58:05,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2021-11-23 00:58:05,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:05,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:06,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:06,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 1550 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 00:58:06,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:07,092 INFO L134 CoverageAnalysis]: Checked inductivity of 934 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:58:08,374 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:58:09,532 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:58:09,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:09,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 824 states and 991 transitions. [2021-11-23 00:58:09,560 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 991 transitions. [2021-11-23 00:58:09,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2021-11-23 00:58:09,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:09,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:09,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:09,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 1616 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 00:58:09,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:10,733 INFO L134 CoverageAnalysis]: Checked inductivity of 1240 backedges. 0 proven. 1240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:11,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:11,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 868 states and 1047 transitions. [2021-11-23 00:58:11,192 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1047 transitions. [2021-11-23 00:58:11,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2021-11-23 00:58:11,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:11,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:11,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:11,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 1631 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 00:58:11,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:12,392 INFO L134 CoverageAnalysis]: Checked inductivity of 1248 backedges. 0 proven. 1247 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:58:12,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:12,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 871 states and 1049 transitions. [2021-11-23 00:58:12,516 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1049 transitions. [2021-11-23 00:58:12,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2021-11-23 00:58:12,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:12,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:13,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:13,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 1631 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 00:58:13,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:13,885 INFO L134 CoverageAnalysis]: Checked inductivity of 1248 backedges. 0 proven. 1247 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:58:14,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:14,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 874 states and 1051 transitions. [2021-11-23 00:58:14,036 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1051 transitions. [2021-11-23 00:58:14,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2021-11-23 00:58:14,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:14,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:14,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:14,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 1698 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 00:58:14,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:15,250 INFO L134 CoverageAnalysis]: Checked inductivity of 1240 backedges. 0 proven. 1240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:15,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:15,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 883 states and 1062 transitions. [2021-11-23 00:58:15,675 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1062 transitions. [2021-11-23 00:58:15,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2021-11-23 00:58:15,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:15,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:16,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:16,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 1698 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 00:58:16,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:17,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1240 backedges. 0 proven. 1240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:17,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:17,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 892 states and 1073 transitions. [2021-11-23 00:58:17,583 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1073 transitions. [2021-11-23 00:58:17,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2021-11-23 00:58:17,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:17,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:18,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:18,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 1721 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 00:58:18,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:18,925 INFO L134 CoverageAnalysis]: Checked inductivity of 1229 backedges. 0 proven. 1226 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:58:19,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:19,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 901 states and 1083 transitions. [2021-11-23 00:58:19,063 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 1083 transitions. [2021-11-23 00:58:19,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2021-11-23 00:58:19,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:19,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:19,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:19,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 1721 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 00:58:19,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:20,329 INFO L134 CoverageAnalysis]: Checked inductivity of 1229 backedges. 0 proven. 1226 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:58:20,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:20,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 910 states and 1093 transitions. [2021-11-23 00:58:20,470 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1093 transitions. [2021-11-23 00:58:20,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2021-11-23 00:58:20,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:20,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:21,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:21,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 1715 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 00:58:21,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:21,998 INFO L134 CoverageAnalysis]: Checked inductivity of 1242 backedges. 0 proven. 1240 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:58:24,606 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:58:24,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:24,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 911 states and 1095 transitions. [2021-11-23 00:58:24,673 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1095 transitions. [2021-11-23 00:58:24,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2021-11-23 00:58:24,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:24,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:25,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:25,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 1715 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 00:58:25,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:26,077 INFO L134 CoverageAnalysis]: Checked inductivity of 1242 backedges. 0 proven. 1240 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:58:28,439 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:58:28,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:28,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 912 states and 1097 transitions. [2021-11-23 00:58:28,743 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1097 transitions. [2021-11-23 00:58:28,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2021-11-23 00:58:28,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:28,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:29,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:29,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 1739 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 00:58:29,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:30,132 INFO L134 CoverageAnalysis]: Checked inductivity of 1243 backedges. 0 proven. 1240 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:58:32,032 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:58:32,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:32,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 915 states and 1099 transitions. [2021-11-23 00:58:32,067 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1099 transitions. [2021-11-23 00:58:32,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2021-11-23 00:58:32,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:32,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:32,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:32,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 1739 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 00:58:32,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:33,526 INFO L134 CoverageAnalysis]: Checked inductivity of 1243 backedges. 0 proven. 1240 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:58:35,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:35,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 918 states and 1101 transitions. [2021-11-23 00:58:35,152 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1101 transitions. [2021-11-23 00:58:35,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2021-11-23 00:58:35,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:35,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:35,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:35,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 1805 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 00:58:35,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:36,629 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 0 proven. 1593 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:37,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:37,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 962 states and 1156 transitions. [2021-11-23 00:58:37,395 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1156 transitions. [2021-11-23 00:58:37,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2021-11-23 00:58:37,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:37,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:38,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:38,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 1820 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 00:58:38,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:39,097 INFO L134 CoverageAnalysis]: Checked inductivity of 1602 backedges. 0 proven. 1601 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:58:39,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:39,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 965 states and 1158 transitions. [2021-11-23 00:58:39,238 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1158 transitions. [2021-11-23 00:58:39,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2021-11-23 00:58:39,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:39,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:39,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:39,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 1820 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 00:58:39,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:40,760 INFO L134 CoverageAnalysis]: Checked inductivity of 1602 backedges. 0 proven. 1601 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:58:40,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:40,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 968 states and 1160 transitions. [2021-11-23 00:58:40,933 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1160 transitions. [2021-11-23 00:58:40,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2021-11-23 00:58:40,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:40,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:41,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:41,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 1887 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 00:58:41,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:42,500 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 0 proven. 1593 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:43,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:43,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 977 states and 1171 transitions. [2021-11-23 00:58:43,232 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1171 transitions. [2021-11-23 00:58:43,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2021-11-23 00:58:43,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:43,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:43,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:43,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 1887 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 00:58:43,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:44,801 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 0 proven. 1593 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:45,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:45,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 986 states and 1182 transitions. [2021-11-23 00:58:45,267 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1182 transitions. [2021-11-23 00:58:45,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2021-11-23 00:58:45,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:45,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:45,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:45,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 1910 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 00:58:45,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:47,005 INFO L134 CoverageAnalysis]: Checked inductivity of 1580 backedges. 0 proven. 1577 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:58:47,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:47,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 995 states and 1192 transitions. [2021-11-23 00:58:47,156 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1192 transitions. [2021-11-23 00:58:47,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2021-11-23 00:58:47,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:47,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:47,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:47,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 1910 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 00:58:47,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:48,886 INFO L134 CoverageAnalysis]: Checked inductivity of 1580 backedges. 0 proven. 1577 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:58:49,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:49,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 1004 states and 1202 transitions. [2021-11-23 00:58:49,061 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 1202 transitions. [2021-11-23 00:58:49,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 429 [2021-11-23 00:58:49,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:49,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:49,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:49,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 1904 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 00:58:49,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:50,581 INFO L134 CoverageAnalysis]: Checked inductivity of 1595 backedges. 0 proven. 1593 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:58:52,563 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:58:52,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:52,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 1005 states and 1204 transitions. [2021-11-23 00:58:52,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 1204 transitions. [2021-11-23 00:58:52,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 429 [2021-11-23 00:58:52,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:52,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:53,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:53,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 1904 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 00:58:53,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:54,588 INFO L134 CoverageAnalysis]: Checked inductivity of 1595 backedges. 0 proven. 1593 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:58:55,813 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:58:55,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:55,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 1006 states and 1206 transitions. [2021-11-23 00:58:55,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1206 transitions. [2021-11-23 00:58:55,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 433 [2021-11-23 00:58:55,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:55,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:56,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:56,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 1928 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 00:58:56,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:57,817 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1593 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:58:59,258 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:58:59,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:59,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 1009 states and 1208 transitions. [2021-11-23 00:58:59,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 1208 transitions. [2021-11-23 00:58:59,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 433 [2021-11-23 00:58:59,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:59,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:59,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:59,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 1928 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 00:58:59,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:00,944 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1593 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:59:02,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:02,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 1012 states and 1210 transitions. [2021-11-23 00:59:02,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 1210 transitions. [2021-11-23 00:59:02,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 458 [2021-11-23 00:59:02,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:02,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:03,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:03,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 1994 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:59:03,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:04,393 INFO L134 CoverageAnalysis]: Checked inductivity of 1990 backedges. 289 proven. 0 refuted. 0 times theorem prover too weak. 1701 trivial. 0 not checked. [2021-11-23 00:59:04,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:04,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 1044 states and 1250 transitions. [2021-11-23 00:59:04,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1250 transitions. [2021-11-23 00:59:04,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2021-11-23 00:59:04,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:04,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:05,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:05,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 2009 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:59:05,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:06,511 INFO L134 CoverageAnalysis]: Checked inductivity of 2000 backedges. 298 proven. 0 refuted. 0 times theorem prover too weak. 1702 trivial. 0 not checked. [2021-11-23 00:59:06,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:06,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 1047 states and 1252 transitions. [2021-11-23 00:59:06,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1252 transitions. [2021-11-23 00:59:06,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2021-11-23 00:59:06,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:06,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:07,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:07,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 2009 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:59:07,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:08,095 INFO L134 CoverageAnalysis]: Checked inductivity of 2000 backedges. 298 proven. 0 refuted. 0 times theorem prover too weak. 1702 trivial. 0 not checked. [2021-11-23 00:59:08,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:08,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 1050 states and 1254 transitions. [2021-11-23 00:59:08,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 1254 transitions. [2021-11-23 00:59:08,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 470 [2021-11-23 00:59:08,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:08,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:08,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:08,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 2076 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:59:08,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:09,820 INFO L134 CoverageAnalysis]: Checked inductivity of 1990 backedges. 289 proven. 0 refuted. 0 times theorem prover too weak. 1701 trivial. 0 not checked. [2021-11-23 00:59:11,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:11,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 1059 states and 1265 transitions. [2021-11-23 00:59:11,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1265 transitions. [2021-11-23 00:59:11,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 471 [2021-11-23 00:59:11,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:11,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:11,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:11,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 2099 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:59:11,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:13,099 INFO L134 CoverageAnalysis]: Checked inductivity of 1975 backedges. 10 proven. 279 refuted. 0 times theorem prover too weak. 1686 trivial. 0 not checked. [2021-11-23 00:59:21,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:21,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1837 states to 1514 states and 1837 transitions. [2021-11-23 00:59:21,951 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 1837 transitions. [2021-11-23 00:59:21,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 471 [2021-11-23 00:59:21,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:21,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:22,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:22,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 2099 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:59:22,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:23,735 INFO L134 CoverageAnalysis]: Checked inductivity of 1975 backedges. 271 proven. 0 refuted. 0 times theorem prover too weak. 1704 trivial. 0 not checked. [2021-11-23 00:59:23,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:23,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1847 states to 1523 states and 1847 transitions. [2021-11-23 00:59:23,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 1847 transitions. [2021-11-23 00:59:23,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 473 [2021-11-23 00:59:23,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:23,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:24,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:24,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 2093 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:59:24,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:25,812 INFO L134 CoverageAnalysis]: Checked inductivity of 1992 backedges. 289 proven. 0 refuted. 0 times theorem prover too weak. 1703 trivial. 0 not checked. [2021-11-23 00:59:29,087 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:59:30,147 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:59:30,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:30,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 1524 states and 1849 transitions. [2021-11-23 00:59:30,201 INFO L276 IsEmpty]: Start isEmpty. Operand 1524 states and 1849 transitions. [2021-11-23 00:59:30,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2021-11-23 00:59:30,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:30,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:30,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:30,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 2113 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:59:30,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:31,298 INFO L134 CoverageAnalysis]: Checked inductivity of 1976 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1975 trivial. 0 not checked. [2021-11-23 00:59:31,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:31,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1847 states to 1524 states and 1847 transitions. [2021-11-23 00:59:31,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1524 states and 1847 transitions. [2021-11-23 00:59:31,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 00:59:31,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:31,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:32,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:32,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:59:32,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:33,819 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 288 refuted. 0 times theorem prover too weak. 1687 trivial. 0 not checked. [2021-11-23 00:59:33,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:33,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 1527 states and 1849 transitions. [2021-11-23 00:59:33,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1527 states and 1849 transitions. [2021-11-23 00:59:33,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 00:59:33,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:33,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:34,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:34,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:59:34,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:35,883 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 00:59:35,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:35,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1851 states to 1530 states and 1851 transitions. [2021-11-23 00:59:35,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 1851 transitions. [2021-11-23 00:59:35,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 00:59:35,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:35,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:36,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:36,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:59:36,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:37,637 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 00:59:37,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:37,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1853 states to 1533 states and 1853 transitions. [2021-11-23 00:59:37,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 1853 transitions. [2021-11-23 00:59:37,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 00:59:37,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:37,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:38,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:38,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:59:38,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:39,672 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 00:59:39,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:39,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1855 states to 1536 states and 1855 transitions. [2021-11-23 00:59:39,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 1855 transitions. [2021-11-23 00:59:39,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 00:59:39,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:39,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:40,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:40,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:59:40,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:41,894 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 00:59:41,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:41,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1857 states to 1539 states and 1857 transitions. [2021-11-23 00:59:41,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 1857 transitions. [2021-11-23 00:59:41,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 00:59:41,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:41,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:42,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:42,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:59:42,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:43,884 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 00:59:43,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:43,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1859 states to 1542 states and 1859 transitions. [2021-11-23 00:59:43,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 1859 transitions. [2021-11-23 00:59:43,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 00:59:43,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:43,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:44,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:44,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:59:44,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:46,023 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 00:59:46,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:46,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1861 states to 1545 states and 1861 transitions. [2021-11-23 00:59:46,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 1861 transitions. [2021-11-23 00:59:46,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 00:59:46,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:46,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:46,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:46,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:59:46,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:48,102 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 00:59:48,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:48,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1863 states to 1548 states and 1863 transitions. [2021-11-23 00:59:48,147 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 1863 transitions. [2021-11-23 00:59:48,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 00:59:48,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:48,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:48,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:48,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:59:48,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:50,062 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 00:59:50,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:50,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1865 states to 1551 states and 1865 transitions. [2021-11-23 00:59:50,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1551 states and 1865 transitions. [2021-11-23 00:59:50,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 00:59:50,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:50,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:50,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:50,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:59:50,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:52,163 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 00:59:52,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:52,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1867 states to 1554 states and 1867 transitions. [2021-11-23 00:59:52,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1554 states and 1867 transitions. [2021-11-23 00:59:52,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 00:59:52,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:52,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:52,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:52,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:59:52,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:54,117 INFO L134 CoverageAnalysis]: Checked inductivity of 1976 backedges. 10 proven. 279 refuted. 0 times theorem prover too weak. 1687 trivial. 0 not checked. [2021-11-23 00:59:54,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:54,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1869 states to 1557 states and 1869 transitions. [2021-11-23 00:59:54,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1557 states and 1869 transitions. [2021-11-23 00:59:54,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 00:59:54,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:54,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:54,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:54,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:59:54,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:56,244 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 00:59:56,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:56,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1871 states to 1560 states and 1871 transitions. [2021-11-23 00:59:56,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1560 states and 1871 transitions. [2021-11-23 00:59:56,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 00:59:56,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:56,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:56,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:56,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:59:56,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:58,374 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 00:59:58,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:58,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1873 states to 1563 states and 1873 transitions. [2021-11-23 00:59:58,411 INFO L276 IsEmpty]: Start isEmpty. Operand 1563 states and 1873 transitions. [2021-11-23 00:59:58,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 00:59:58,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:58,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:59,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:59,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:59:59,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:00,371 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 01:00:00,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:00,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1875 states to 1566 states and 1875 transitions. [2021-11-23 01:00:00,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1566 states and 1875 transitions. [2021-11-23 01:00:00,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 01:00:00,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:00,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:01,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:01,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:00:01,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:02,467 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 01:00:02,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:02,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1877 states to 1569 states and 1877 transitions. [2021-11-23 01:00:02,504 INFO L276 IsEmpty]: Start isEmpty. Operand 1569 states and 1877 transitions. [2021-11-23 01:00:02,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 01:00:02,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:02,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:03,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:03,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:00:03,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:04,589 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 01:00:04,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:04,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1879 states to 1572 states and 1879 transitions. [2021-11-23 01:00:04,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1572 states and 1879 transitions. [2021-11-23 01:00:04,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 01:00:04,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:04,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:05,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:05,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:00:05,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:06,695 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 01:00:06,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:06,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1881 states to 1575 states and 1881 transitions. [2021-11-23 01:00:06,738 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 1881 transitions. [2021-11-23 01:00:06,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 01:00:06,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:06,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:07,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:07,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:00:07,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:08,843 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 01:00:08,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:08,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1883 states to 1578 states and 1883 transitions. [2021-11-23 01:00:08,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1578 states and 1883 transitions. [2021-11-23 01:00:08,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 01:00:08,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:08,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:09,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:09,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:00:09,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:10,917 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 01:00:10,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:10,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1885 states to 1581 states and 1885 transitions. [2021-11-23 01:00:10,959 INFO L276 IsEmpty]: Start isEmpty. Operand 1581 states and 1885 transitions. [2021-11-23 01:00:10,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 01:00:10,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:10,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:11,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:11,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:00:11,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:12,776 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 01:00:12,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:12,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1887 states to 1584 states and 1887 transitions. [2021-11-23 01:00:12,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1584 states and 1887 transitions. [2021-11-23 01:00:12,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 01:00:12,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:12,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:13,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:13,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:00:13,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:14,592 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 288 refuted. 0 times theorem prover too weak. 1687 trivial. 0 not checked. [2021-11-23 01:00:14,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:14,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1875 states to 1575 states and 1875 transitions. [2021-11-23 01:00:14,628 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 1875 transitions. [2021-11-23 01:00:14,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2021-11-23 01:00:14,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:14,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:15,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:15,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 2123 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:00:15,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:15,758 INFO L134 CoverageAnalysis]: Checked inductivity of 1975 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1975 trivial. 0 not checked. [2021-11-23 01:00:15,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:15,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1870 states to 1575 states and 1870 transitions. [2021-11-23 01:00:15,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 1870 transitions. [2021-11-23 01:00:15,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2021-11-23 01:00:15,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:15,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:16,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:16,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 2117 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:00:16,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:17,372 INFO L134 CoverageAnalysis]: Checked inductivity of 1993 backedges. 289 proven. 0 refuted. 0 times theorem prover too weak. 1704 trivial. 0 not checked. [2021-11-23 01:00:19,217 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 01:00:19,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:19,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1872 states to 1578 states and 1872 transitions. [2021-11-23 01:00:19,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1578 states and 1872 transitions. [2021-11-23 01:00:19,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 478 [2021-11-23 01:00:19,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:19,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:19,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:19,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 2124 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:00:19,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:20,685 INFO L134 CoverageAnalysis]: Checked inductivity of 1975 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 1875 trivial. 0 not checked. [2021-11-23 01:00:21,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:21,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1885 states to 1589 states and 1885 transitions. [2021-11-23 01:00:21,184 INFO L276 IsEmpty]: Start isEmpty. Operand 1589 states and 1885 transitions. [2021-11-23 01:00:21,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 484 [2021-11-23 01:00:21,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:21,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:21,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:21,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 2204 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:00:21,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:23,042 INFO L134 CoverageAnalysis]: Checked inductivity of 1972 backedges. 10 proven. 261 refuted. 0 times theorem prover too weak. 1701 trivial. 0 not checked. [2021-11-23 01:00:23,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:23,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1892 states to 1584 states and 1878 transitions. [2021-11-23 01:00:23,219 INFO L276 IsEmpty]: Start isEmpty. Operand 1584 states and 1878 transitions. [2021-11-23 01:00:23,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 482 [2021-11-23 01:00:23,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:23,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:23,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:23,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 2139 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:00:23,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:24,572 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 1876 trivial. 0 not checked. [2021-11-23 01:00:24,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:24,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1894 states to 1587 states and 1880 transitions. [2021-11-23 01:00:24,603 INFO L276 IsEmpty]: Start isEmpty. Operand 1587 states and 1880 transitions. [2021-11-23 01:00:24,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 491 [2021-11-23 01:00:24,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:24,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:35,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-23 01:00:35,326 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) [2021-11-23 01:00:35,329 INFO L158 Benchmark]: Toolchain (without parser) took 260041.14ms. Allocated memory was 102.8MB in the beginning and 587.2MB in the end (delta: 484.4MB). Free memory was 64.2MB in the beginning and 465.0MB in the end (delta: -400.8MB). Peak memory consumption was 83.4MB. Max. memory is 16.1GB. [2021-11-23 01:00:35,329 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 102.8MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:00:35,330 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1072.90ms. Allocated memory is still 102.8MB. Free memory was 64.0MB in the beginning and 50.7MB in the end (delta: 13.3MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. [2021-11-23 01:00:35,330 INFO L158 Benchmark]: Boogie Procedure Inliner took 169.00ms. Allocated memory is still 102.8MB. Free memory was 50.7MB in the beginning and 74.8MB in the end (delta: -24.2MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2021-11-23 01:00:35,331 INFO L158 Benchmark]: Boogie Preprocessor took 202.63ms. Allocated memory is still 102.8MB. Free memory was 74.8MB in the beginning and 64.9MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 01:00:35,331 INFO L158 Benchmark]: RCFGBuilder took 2432.27ms. Allocated memory was 102.8MB in the beginning and 136.3MB in the end (delta: 33.6MB). Free memory was 64.4MB in the beginning and 71.7MB in the end (delta: -7.3MB). Peak memory consumption was 54.6MB. Max. memory is 16.1GB. [2021-11-23 01:00:35,332 INFO L158 Benchmark]: CodeCheck took 256156.57ms. Allocated memory was 136.3MB in the beginning and 587.2MB in the end (delta: 450.9MB). Free memory was 71.7MB in the beginning and 465.0MB in the end (delta: -393.4MB). Peak memory consumption was 56.4MB. Max. memory is 16.1GB. [2021-11-23 01:00:35,334 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 0.34ms. Allocated memory is still 102.8MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1072.90ms. Allocated memory is still 102.8MB. Free memory was 64.0MB in the beginning and 50.7MB in the end (delta: 13.3MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 169.00ms. Allocated memory is still 102.8MB. Free memory was 50.7MB in the beginning and 74.8MB in the end (delta: -24.2MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 202.63ms. Allocated memory is still 102.8MB. Free memory was 74.8MB in the beginning and 64.9MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 2432.27ms. Allocated memory was 102.8MB in the beginning and 136.3MB in the end (delta: 33.6MB). Free memory was 64.4MB in the beginning and 71.7MB in the end (delta: -7.3MB). Peak memory consumption was 54.6MB. Max. memory is 16.1GB. * CodeCheck took 256156.57ms. Allocated memory was 136.3MB in the beginning and 587.2MB in the end (delta: 450.9MB). Free memory was 71.7MB in the beginning and 465.0MB in the end (delta: -393.4MB). Peak memory consumption was 56.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:00:35,564 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe1676-f942-4793-988c-bdf03330f97b/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2021-11-23 01:00:35,588 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe1676-f942-4793-988c-bdf03330f97b/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe1676-f942-4793-988c-bdf03330f97b/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe1676-f942-4793-988c-bdf03330f97b/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe1676-f942-4793-988c-bdf03330f97b/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe1676-f942-4793-988c-bdf03330f97b/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe1676-f942-4793-988c-bdf03330f97b/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe1676-f942-4793-988c-bdf03330f97b/bin/ukojak-LBtLqBUTdQ --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 ad1bbae792ec9c8e2e546dc04f3672720af98ce14b9bd37d0d7647e79ce45565 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:00:37,860 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:00:37,864 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:00:37,921 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:00:37,922 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:00:37,926 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:00:37,928 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:00:37,933 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:00:37,936 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:00:37,942 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:00:37,945 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:00:37,947 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:00:37,948 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:00:37,950 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:00:37,953 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:00:37,957 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:00:37,959 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:00:37,960 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:00:37,962 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:00:37,970 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:00:37,972 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:00:37,973 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:00:37,977 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:00:37,979 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:00:37,987 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:00:37,988 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:00:37,988 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:00:37,990 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:00:37,991 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:00:37,992 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:00:37,993 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:00:37,994 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:00:37,996 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:00:37,997 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:00:37,999 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:00:37,999 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:00:38,000 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:00:38,000 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:00:38,001 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:00:38,003 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:00:38,003 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:00:38,009 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe1676-f942-4793-988c-bdf03330f97b/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 01:00:38,050 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:00:38,050 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:00:38,052 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:00:38,052 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:00:38,054 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:00:38,054 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:00:38,054 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:00:38,055 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:00:38,055 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:00:38,055 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:00:38,056 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:00:38,057 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:00:38,057 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:00:38,057 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 01:00:38,058 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 01:00:38,058 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 01:00:38,058 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:00:38,059 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:00:38,059 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:00:38,059 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:00:38,059 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:00:38,060 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:00:38,060 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:00:38,060 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:00:38,061 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:00:38,061 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:00:38,061 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:00:38,062 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 01:00:38,062 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 01:00:38,062 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:00:38,062 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 01:00:38,063 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:00:38,063 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_06fe1676-f942-4793-988c-bdf03330f97b/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe1676-f942-4793-988c-bdf03330f97b/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad1bbae792ec9c8e2e546dc04f3672720af98ce14b9bd37d0d7647e79ce45565 [2021-11-23 01:00:38,458 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:00:38,481 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:00:38,484 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:00:38,485 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:00:38,486 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:00:38,488 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe1676-f942-4793-988c-bdf03330f97b/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-2.i [2021-11-23 01:00:38,552 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe1676-f942-4793-988c-bdf03330f97b/bin/ukojak-LBtLqBUTdQ/data/f34a104c1/732562569b724a048657fffd3ae6afc8/FLAGa675e485e [2021-11-23 01:00:39,199 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:00:39,199 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe1676-f942-4793-988c-bdf03330f97b/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-2.i [2021-11-23 01:00:39,229 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe1676-f942-4793-988c-bdf03330f97b/bin/ukojak-LBtLqBUTdQ/data/f34a104c1/732562569b724a048657fffd3ae6afc8/FLAGa675e485e [2021-11-23 01:00:39,408 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe1676-f942-4793-988c-bdf03330f97b/bin/ukojak-LBtLqBUTdQ/data/f34a104c1/732562569b724a048657fffd3ae6afc8 [2021-11-23 01:00:39,411 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:00:39,414 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:00:39,418 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:00:39,419 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:00:39,422 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:00:39,423 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:00:39" (1/1) ... [2021-11-23 01:00:39,424 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e6f7bca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:39, skipping insertion in model container [2021-11-23 01:00:39,425 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:00:39" (1/1) ... [2021-11-23 01:00:39,433 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:00:39,517 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:00:40,085 WARN L230 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_06fe1676-f942-4793-988c-bdf03330f97b/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-2.i[33021,33034] [2021-11-23 01:00:40,294 WARN L230 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_06fe1676-f942-4793-988c-bdf03330f97b/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-2.i[49681,49694] [2021-11-23 01:00:40,329 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:00:40,353 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 01:00:40,378 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:00:40,416 WARN L230 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_06fe1676-f942-4793-988c-bdf03330f97b/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-2.i[33021,33034] [2021-11-23 01:00:40,553 WARN L230 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_06fe1676-f942-4793-988c-bdf03330f97b/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-2.i[49681,49694] [2021-11-23 01:00:40,573 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:00:40,578 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:00:40,615 WARN L230 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_06fe1676-f942-4793-988c-bdf03330f97b/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-2.i[33021,33034] [2021-11-23 01:00:40,730 WARN L230 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_06fe1676-f942-4793-988c-bdf03330f97b/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-2.i[49681,49694] [2021-11-23 01:00:40,745 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:00:40,801 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:00:40,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:40 WrapperNode [2021-11-23 01:00:40,801 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:00:40,803 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:00:40,803 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:00:40,803 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:00:40,810 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:40" (1/1) ... [2021-11-23 01:00:40,884 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:40" (1/1) ... [2021-11-23 01:00:40,974 INFO L137 Inliner]: procedures = 180, calls = 439, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1557 [2021-11-23 01:00:40,974 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:00:40,975 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:00:40,975 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:00:40,975 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:00:40,985 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:40" (1/1) ... [2021-11-23 01:00:40,985 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:40" (1/1) ... [2021-11-23 01:00:41,021 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:40" (1/1) ... [2021-11-23 01:00:41,021 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:40" (1/1) ... [2021-11-23 01:00:41,089 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:40" (1/1) ... [2021-11-23 01:00:41,111 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:40" (1/1) ... [2021-11-23 01:00:41,134 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:40" (1/1) ... [2021-11-23 01:00:41,161 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:00:41,162 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:00:41,163 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:00:41,163 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:00:41,164 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:40" (1/1) ... [2021-11-23 01:00:41,172 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:00:41,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe1676-f942-4793-988c-bdf03330f97b/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:00:41,203 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe1676-f942-4793-988c-bdf03330f97b/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:00:41,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe1676-f942-4793-988c-bdf03330f97b/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:00:41,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 01:00:41,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 01:00:41,263 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 01:00:41,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 01:00:41,263 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 01:00:41,264 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 01:00:41,264 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:00:41,264 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:00:41,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:00:41,264 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:00:41,264 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 01:00:41,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:00:41,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:00:41,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 01:00:41,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 01:00:41,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:00:41,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:00:41,662 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:00:41,664 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:01:09,095 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:01:09,725 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:01:09,725 INFO L301 CfgBuilder]: Removed 92 assume(true) statements. [2021-11-23 01:01:09,728 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:01:09 BoogieIcfgContainer [2021-11-23 01:01:09,728 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:01:09,729 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:01:09,729 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:01:09,739 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:01:09,739 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:01:09" (1/1) ... [2021-11-23 01:01:09,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:01:09,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:09,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 165 states and 292 transitions. [2021-11-23 01:01:09,809 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 292 transitions. [2021-11-23 01:01:09,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 01:01:09,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:09,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:09,857 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) 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) [2021-11-23 01:01:09,862 INFO L158 Benchmark]: Toolchain (without parser) took 30447.00ms. Allocated memory was 60.8MB in the beginning and 115.3MB in the end (delta: 54.5MB). Free memory was 37.6MB in the beginning and 61.2MB in the end (delta: -23.6MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. [2021-11-23 01:01:09,863 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 60.8MB. Free memory was 40.7MB in the beginning and 40.7MB in the end (delta: 44.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:01:09,864 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1383.69ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 37.4MB in the beginning and 41.0MB in the end (delta: -3.6MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2021-11-23 01:01:09,865 INFO L158 Benchmark]: Boogie Procedure Inliner took 171.54ms. Allocated memory is still 73.4MB. Free memory was 41.0MB in the beginning and 31.6MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 01:01:09,865 INFO L158 Benchmark]: Boogie Preprocessor took 186.49ms. Allocated memory is still 73.4MB. Free memory was 31.6MB in the beginning and 37.3MB in the end (delta: -5.6MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. [2021-11-23 01:01:09,866 INFO L158 Benchmark]: RCFGBuilder took 28565.76ms. Allocated memory was 73.4MB in the beginning and 115.3MB in the end (delta: 41.9MB). Free memory was 37.3MB in the beginning and 68.4MB in the end (delta: -31.2MB). Peak memory consumption was 49.4MB. Max. memory is 16.1GB. [2021-11-23 01:01:09,867 INFO L158 Benchmark]: CodeCheck took 131.73ms. Allocated memory is still 115.3MB. Free memory was 67.6MB in the beginning and 61.2MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 01:01:09,871 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 60.8MB. Free memory was 40.7MB in the beginning and 40.7MB in the end (delta: 44.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1383.69ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 37.4MB in the beginning and 41.0MB in the end (delta: -3.6MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 171.54ms. Allocated memory is still 73.4MB. Free memory was 41.0MB in the beginning and 31.6MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 186.49ms. Allocated memory is still 73.4MB. Free memory was 31.6MB in the beginning and 37.3MB in the end (delta: -5.6MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. * RCFGBuilder took 28565.76ms. Allocated memory was 73.4MB in the beginning and 115.3MB in the end (delta: 41.9MB). Free memory was 37.3MB in the beginning and 68.4MB in the end (delta: -31.2MB). Peak memory consumption was 49.4MB. Max. memory is 16.1GB. * CodeCheck took 131.73ms. Allocated memory is still 115.3MB. Free memory was 67.6MB in the beginning and 61.2MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:01:09,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe1676-f942-4793-988c-bdf03330f97b/bin/ukojak-LBtLqBUTdQ/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: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared