./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_324ec055-c97a-46b5-b8cd-c573e34a0f19/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_324ec055-c97a-46b5-b8cd-c573e34a0f19/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_324ec055-c97a-46b5-b8cd-c573e34a0f19/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_324ec055-c97a-46b5-b8cd-c573e34a0f19/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_324ec055-c97a-46b5-b8cd-c573e34a0f19/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_324ec055-c97a-46b5-b8cd-c573e34a0f19/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash be1dcf4f68625d62d28b81607385317c3749a3b9c4401099e862ce9a8a6e6751 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:33:52,798 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:33:52,800 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:33:52,838 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:33:52,838 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:33:52,840 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:33:52,842 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:33:52,844 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:33:52,847 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:33:52,848 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:33:52,849 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:33:52,851 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:33:52,852 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:33:52,853 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:33:52,855 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:33:52,857 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:33:52,858 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:33:52,860 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:33:52,862 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:33:52,865 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:33:52,867 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:33:52,869 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:33:52,875 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:33:52,877 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:33:52,880 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:33:52,886 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:33:52,886 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:33:52,887 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:33:52,888 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:33:52,889 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:33:52,889 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:33:52,890 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:33:52,902 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:33:52,903 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:33:52,904 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:33:52,905 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:33:52,905 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:33:52,906 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:33:52,906 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:33:52,907 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:33:52,908 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:33:52,909 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_324ec055-c97a-46b5-b8cd-c573e34a0f19/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-23 01:33:52,963 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:33:52,963 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:33:52,964 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:33:52,964 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:33:52,965 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:33:52,965 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:33:52,965 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:33:52,965 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:33:52,966 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 01:33:52,966 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:33:52,966 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:33:52,966 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:33:52,966 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:33:52,966 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:33:52,967 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:33:52,967 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-23 01:33:52,967 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:33:52,967 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:33:52,967 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:33:52,968 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:33:52,968 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:33:52,968 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:33:52,968 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:33:52,968 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:33:52,969 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:33:52,969 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:33:52,969 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:33:52,969 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:33:52,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:33:52,969 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:33:52,970 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_324ec055-c97a-46b5-b8cd-c573e34a0f19/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_324ec055-c97a-46b5-b8cd-c573e34a0f19/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be1dcf4f68625d62d28b81607385317c3749a3b9c4401099e862ce9a8a6e6751 [2021-11-23 01:33:53,246 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:33:53,267 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:33:53,270 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:33:53,272 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:33:53,273 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:33:53,275 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_324ec055-c97a-46b5-b8cd-c573e34a0f19/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-1.i [2021-11-23 01:33:53,340 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_324ec055-c97a-46b5-b8cd-c573e34a0f19/bin/ukojak-LBtLqBUTdQ/data/4b4bb629a/20f7a2e68a564b83b477ca5c269bec4c/FLAGde1def779 [2021-11-23 01:33:54,064 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:33:54,065 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_324ec055-c97a-46b5-b8cd-c573e34a0f19/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-1.i [2021-11-23 01:33:54,082 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_324ec055-c97a-46b5-b8cd-c573e34a0f19/bin/ukojak-LBtLqBUTdQ/data/4b4bb629a/20f7a2e68a564b83b477ca5c269bec4c/FLAGde1def779 [2021-11-23 01:33:54,295 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_324ec055-c97a-46b5-b8cd-c573e34a0f19/bin/ukojak-LBtLqBUTdQ/data/4b4bb629a/20f7a2e68a564b83b477ca5c269bec4c [2021-11-23 01:33:54,297 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:33:54,299 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:33:54,301 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:33:54,301 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:33:54,304 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:33:54,304 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:33:54" (1/1) ... [2021-11-23 01:33:54,306 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32ab239b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:33:54, skipping insertion in model container [2021-11-23 01:33:54,306 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:33:54" (1/1) ... [2021-11-23 01:33:54,323 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:33:54,408 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:33:54,788 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_324ec055-c97a-46b5-b8cd-c573e34a0f19/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-1.i[33021,33034] [2021-11-23 01:33:54,940 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:33:54,955 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:33:55,020 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_324ec055-c97a-46b5-b8cd-c573e34a0f19/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-1.i[33021,33034] [2021-11-23 01:33:55,151 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:33:55,202 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:33:55,203 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:33:55 WrapperNode [2021-11-23 01:33:55,204 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:33:55,206 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:33:55,207 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:33:55,207 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:33:55,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:33:55" (1/1) ... [2021-11-23 01:33:55,279 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:33:55" (1/1) ... [2021-11-23 01:33:55,359 INFO L137 Inliner]: procedures = 177, calls = 349, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1159 [2021-11-23 01:33:55,359 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:33:55,360 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:33:55,360 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:33:55,360 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:33:55,369 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:33:55" (1/1) ... [2021-11-23 01:33:55,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:33:55" (1/1) ... [2021-11-23 01:33:55,383 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:33:55" (1/1) ... [2021-11-23 01:33:55,383 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:33:55" (1/1) ... [2021-11-23 01:33:55,446 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:33:55" (1/1) ... [2021-11-23 01:33:55,465 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:33:55" (1/1) ... [2021-11-23 01:33:55,471 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:33:55" (1/1) ... [2021-11-23 01:33:55,487 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:33:55,502 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:33:55,502 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:33:55,502 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:33:55,518 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:33:55" (1/1) ... [2021-11-23 01:33:55,526 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:33:55,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_324ec055-c97a-46b5-b8cd-c573e34a0f19/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:33:55,576 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_324ec055-c97a-46b5-b8cd-c573e34a0f19/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:33:55,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_324ec055-c97a-46b5-b8cd-c573e34a0f19/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:33:55,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:33:55,628 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 01:33:55,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 01:33:55,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:33:55,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 01:33:55,629 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 01:33:55,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:33:55,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:33:55,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:33:55,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:33:55,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:33:55,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:33:55,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:33:55,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:33:55,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:33:55,957 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:33:55,959 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:33:57,186 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:33:57,648 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:33:57,648 INFO L301 CfgBuilder]: Removed 60 assume(true) statements. [2021-11-23 01:33:57,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:33:57 BoogieIcfgContainer [2021-11-23 01:33:57,651 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:33:57,652 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:33:57,652 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:33:57,663 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:33:57,663 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:33:57" (1/1) ... [2021-11-23 01:33:57,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:33:57,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:57,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 135 states and 231 transitions. [2021-11-23 01:33:57,736 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 231 transitions. [2021-11-23 01:33:57,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 01:33:57,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:57,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:57,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:57,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:33:57,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:33:57,932 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 01:33:57,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:57,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 137 states and 234 transitions. [2021-11-23 01:33:57,972 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 234 transitions. [2021-11-23 01:33:57,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 01:33:57,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:57,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:58,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:58,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:33:58,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:33:58,039 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 01:33:58,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:58,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 136 states and 233 transitions. [2021-11-23 01:33:58,045 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 233 transitions. [2021-11-23 01:33:58,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:33:58,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:58,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:58,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:58,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:33:58,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:33:58,123 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 01:33:58,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:58,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 136 states and 229 transitions. [2021-11-23 01:33:58,129 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 229 transitions. [2021-11-23 01:33:58,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:33:58,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:58,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:58,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:58,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:33:58,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:33:58,260 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 01:33:58,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:58,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 136 states and 221 transitions. [2021-11-23 01:33:58,270 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 221 transitions. [2021-11-23 01:33:58,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:33:58,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:58,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:58,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:58,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:33:58,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:33:58,429 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 01:33:58,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:58,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 136 states and 209 transitions. [2021-11-23 01:33:58,449 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 209 transitions. [2021-11-23 01:33:58,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:33:58,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:58,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:58,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:58,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:33:58,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:33:58,655 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 01:33:58,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:58,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 136 states and 197 transitions. [2021-11-23 01:33:58,885 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 197 transitions. [2021-11-23 01:33:58,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:33:58,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:58,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:58,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:59,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:33:59,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:33:59,148 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 01:33:59,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:59,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 181 states and 253 transitions. [2021-11-23 01:33:59,574 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 253 transitions. [2021-11-23 01:33:59,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:33:59,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:59,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:59,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:59,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:33:59,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:33:59,790 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 01:33:59,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:59,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 181 states and 251 transitions. [2021-11-23 01:33:59,800 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 251 transitions. [2021-11-23 01:33:59,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:33:59,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:59,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:59,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:59,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:33:59,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:00,011 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 01:34:00,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:00,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 181 states and 249 transitions. [2021-11-23 01:34:00,024 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 249 transitions. [2021-11-23 01:34:00,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:34:00,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:00,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:00,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:00,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:34:00,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:00,310 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 01:34:00,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:00,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 227 states and 307 transitions. [2021-11-23 01:34:00,912 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 307 transitions. [2021-11-23 01:34:00,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:34:00,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:00,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:01,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:01,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:34:01,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:01,109 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 01:34:01,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:01,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 227 states and 305 transitions. [2021-11-23 01:34:01,117 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 305 transitions. [2021-11-23 01:34:01,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:34:01,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:01,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:01,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:01,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:34:01,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:01,299 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 01:34:01,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:01,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 227 states and 303 transitions. [2021-11-23 01:34:01,306 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 303 transitions. [2021-11-23 01:34:01,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:34:01,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:01,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:01,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:01,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:34:01,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:01,507 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 01:34:01,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:01,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 227 states and 301 transitions. [2021-11-23 01:34:01,519 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 301 transitions. [2021-11-23 01:34:01,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:34:01,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:01,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:01,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:01,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:34:01,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:01,921 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 01:34:02,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:02,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 261 states and 343 transitions. [2021-11-23 01:34:02,215 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 343 transitions. [2021-11-23 01:34:02,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:34:02,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:02,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:02,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:02,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:34:02,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:02,442 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 01:34:02,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:02,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 261 states and 341 transitions. [2021-11-23 01:34:02,467 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 341 transitions. [2021-11-23 01:34:02,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:34:02,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:02,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:02,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:02,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:34:02,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:02,734 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:34:02,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:02,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 264 states and 343 transitions. [2021-11-23 01:34:02,765 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 343 transitions. [2021-11-23 01:34:02,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:34:02,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:02,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:02,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:02,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:34:02,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:02,966 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 01:34:03,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:03,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 264 states and 341 transitions. [2021-11-23 01:34:03,065 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 341 transitions. [2021-11-23 01:34:03,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:34:03,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:03,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:03,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:03,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:34:03,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:03,311 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:34:03,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:03,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 267 states and 343 transitions. [2021-11-23 01:34:03,343 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 343 transitions. [2021-11-23 01:34:03,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:34:03,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:03,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:03,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:03,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:34:03,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:03,570 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:34:03,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:03,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 270 states and 345 transitions. [2021-11-23 01:34:03,607 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 345 transitions. [2021-11-23 01:34:03,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:34:03,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:03,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:03,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:03,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:34:03,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:03,838 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:34:03,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:03,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 273 states and 347 transitions. [2021-11-23 01:34:03,887 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 347 transitions. [2021-11-23 01:34:03,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:34:03,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:03,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:03,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:04,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:34:04,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:04,268 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:34:04,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:04,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 276 states and 349 transitions. [2021-11-23 01:34:04,293 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 349 transitions. [2021-11-23 01:34:04,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:34:04,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:04,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:04,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:04,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:34:04,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:04,576 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:34:04,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:04,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 279 states and 351 transitions. [2021-11-23 01:34:04,606 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 351 transitions. [2021-11-23 01:34:04,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:34:04,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:04,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:04,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:04,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:34:04,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:04,803 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 01:34:04,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:04,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 279 states and 350 transitions. [2021-11-23 01:34:04,829 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 350 transitions. [2021-11-23 01:34:04,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:34:04,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:04,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:04,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:04,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:34:04,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:05,091 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 01:34:05,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:05,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 288 states and 361 transitions. [2021-11-23 01:34:05,350 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 361 transitions. [2021-11-23 01:34:05,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:34:05,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:05,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:05,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:05,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:34:05,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:05,619 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:34:05,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:05,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 297 states and 371 transitions. [2021-11-23 01:34:05,672 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 371 transitions. [2021-11-23 01:34:05,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:34:05,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:05,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:05,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:05,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:34:05,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:05,920 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:34:05,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:05,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 306 states and 381 transitions. [2021-11-23 01:34:05,964 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 381 transitions. [2021-11-23 01:34:05,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:34:05,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:05,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:06,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:06,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:34:06,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:06,219 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 01:34:06,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:06,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 315 states and 392 transitions. [2021-11-23 01:34:06,425 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 392 transitions. [2021-11-23 01:34:06,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:34:06,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:06,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:06,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:06,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:34:06,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:06,676 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:34:06,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:06,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 324 states and 402 transitions. [2021-11-23 01:34:06,754 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 402 transitions. [2021-11-23 01:34:06,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:34:06,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:06,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:06,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:06,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:34:06,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:07,046 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:34:07,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:07,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 333 states and 412 transitions. [2021-11-23 01:34:07,116 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 412 transitions. [2021-11-23 01:34:07,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:34:07,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:07,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:07,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:07,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:34:07,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:07,515 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 01:34:07,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:07,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 342 states and 423 transitions. [2021-11-23 01:34:07,754 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 423 transitions. [2021-11-23 01:34:07,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:34:07,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:07,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:07,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:07,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:34:07,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:07,995 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:34:08,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:08,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 343 states and 425 transitions. [2021-11-23 01:34:08,818 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 425 transitions. [2021-11-23 01:34:08,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:34:08,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:08,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:08,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:08,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:34:08,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:09,088 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:34:09,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:09,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 356 states and 440 transitions. [2021-11-23 01:34:09,236 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 440 transitions. [2021-11-23 01:34:09,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:34:09,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:09,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:09,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:09,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:34:09,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:09,641 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:34:09,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:09,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 365 states and 450 transitions. [2021-11-23 01:34:09,686 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 450 transitions. [2021-11-23 01:34:09,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:34:09,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:09,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:09,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:09,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:34:09,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:09,971 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:34:09,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:09,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 368 states and 452 transitions. [2021-11-23 01:34:09,989 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 452 transitions. [2021-11-23 01:34:09,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 01:34:09,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:09,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:10,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:10,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:34:10,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:10,480 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:34:10,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:10,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 368 states and 452 transitions. [2021-11-23 01:34:10,531 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 452 transitions. [2021-11-23 01:34:10,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 01:34:10,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:10,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:10,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:10,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:34:10,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:11,091 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:34:11,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:11,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 368 states and 452 transitions. [2021-11-23 01:34:11,101 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 452 transitions. [2021-11-23 01:34:11,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 01:34:11,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:11,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:11,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:11,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:34:11,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:11,611 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:34:11,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:11,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 370 states and 460 transitions. [2021-11-23 01:34:11,704 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 460 transitions. [2021-11-23 01:34:11,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 01:34:11,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:11,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:11,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:11,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:34:11,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:12,062 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:34:13,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:13,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 371 states and 462 transitions. [2021-11-23 01:34:13,040 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 462 transitions. [2021-11-23 01:34:13,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:34:13,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:13,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:13,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:13,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:34:13,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:13,881 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:34:13,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:13,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 371 states and 462 transitions. [2021-11-23 01:34:13,976 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 462 transitions. [2021-11-23 01:34:13,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:34:13,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:13,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:15,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:15,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 01:34:15,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:15,617 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:34:15,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:15,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 371 states and 462 transitions. [2021-11-23 01:34:15,627 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 462 transitions. [2021-11-23 01:34:15,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:34:15,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:15,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:16,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:16,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:34:16,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:17,068 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:34:17,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:17,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 373 states and 465 transitions. [2021-11-23 01:34:17,372 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 465 transitions. [2021-11-23 01:34:17,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:34:17,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:17,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:17,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:17,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:34:17,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:17,636 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 01:34:17,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:17,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 373 states and 463 transitions. [2021-11-23 01:34:17,645 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 463 transitions. [2021-11-23 01:34:17,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:34:17,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:17,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:17,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:17,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 471 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:34:17,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:18,168 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 01:34:19,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:19,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 374 states and 465 transitions. [2021-11-23 01:34:19,499 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 465 transitions. [2021-11-23 01:34:19,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:34:19,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:19,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:19,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:19,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:34:19,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:19,857 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:34:20,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:20,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 377 states and 467 transitions. [2021-11-23 01:34:20,809 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 467 transitions. [2021-11-23 01:34:20,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:34:20,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:20,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:21,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:21,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 01:34:21,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:22,155 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 35 proven. 3 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:34:22,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:22,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 379 states and 470 transitions. [2021-11-23 01:34:22,554 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 470 transitions. [2021-11-23 01:34:22,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:34:22,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:22,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:22,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:22,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 491 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:34:22,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:22,929 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 01:34:23,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:23,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 382 states and 472 transitions. [2021-11-23 01:34:23,866 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 472 transitions. [2021-11-23 01:34:23,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-23 01:34:23,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:23,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:26,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:26,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 525 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 01:34:26,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:27,190 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 56 proven. 6 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-23 01:34:27,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:27,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 384 states and 475 transitions. [2021-11-23 01:34:27,880 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 475 transitions. [2021-11-23 01:34:27,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:34:27,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:27,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:28,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:28,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:34:28,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:28,617 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-11-23 01:34:29,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:29,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 387 states and 477 transitions. [2021-11-23 01:34:29,406 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 477 transitions. [2021-11-23 01:34:29,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:34:29,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:29,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:31,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:31,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:34:31,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:31,859 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 136 proven. 10 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-11-23 01:34:32,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:32,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 384 states and 473 transitions. [2021-11-23 01:34:32,716 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 473 transitions. [2021-11-23 01:34:32,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:34:32,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:32,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:33,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:33,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:34:33,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:34,184 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 83 proven. 10 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-11-23 01:34:34,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:34,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 386 states and 480 transitions. [2021-11-23 01:34:34,588 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 480 transitions. [2021-11-23 01:34:34,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 01:34:34,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:34,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:35,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:35,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-23 01:34:35,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:36,574 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 161 proven. 55 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-23 01:34:37,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:37,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 386 states and 480 transitions. [2021-11-23 01:34:37,019 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 480 transitions. [2021-11-23 01:34:37,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 01:34:37,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:37,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:39,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:39,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:34:39,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:40,059 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 116 proven. 15 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2021-11-23 01:34:40,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:40,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 388 states and 483 transitions. [2021-11-23 01:34:40,493 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 483 transitions. [2021-11-23 01:34:40,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 01:34:40,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:40,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:46,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:46,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-23 01:34:46,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:47,803 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 214 proven. 78 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:34:48,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:48,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 388 states and 483 transitions. [2021-11-23 01:34:48,899 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 483 transitions. [2021-11-23 01:34:48,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 01:34:48,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:48,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:50,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:50,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-23 01:34:50,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:50,996 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 214 proven. 78 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:34:51,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:51,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 388 states and 483 transitions. [2021-11-23 01:34:51,007 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 483 transitions. [2021-11-23 01:34:51,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 01:34:51,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:51,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:53,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:53,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:34:53,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:34:53,703 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 155 proven. 21 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2021-11-23 01:34:54,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:54,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 390 states and 486 transitions. [2021-11-23 01:34:54,494 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 486 transitions. [2021-11-23 01:34:54,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 01:34:54,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:54,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:00,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:00,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 621 conjuncts, 22 conjunts are in the unsatisfiable core [2021-11-23 01:35:00,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:01,501 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 200 proven. 28 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2021-11-23 01:35:03,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:03,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 392 states and 489 transitions. [2021-11-23 01:35:03,800 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 489 transitions. [2021-11-23 01:35:03,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 01:35:03,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:03,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:07,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:07,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 645 conjuncts, 24 conjunts are in the unsatisfiable core [2021-11-23 01:35:07,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:09,084 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 251 proven. 36 refuted. 0 times theorem prover too weak. 357 trivial. 0 not checked. [2021-11-23 01:35:11,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:11,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 394 states and 497 transitions. [2021-11-23 01:35:11,957 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 497 transitions. [2021-11-23 01:35:11,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-23 01:35:11,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:11,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:16,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:16,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 669 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-23 01:35:16,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:18,120 INFO L134 CoverageAnalysis]: Checked inductivity of 794 backedges. 421 proven. 171 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2021-11-23 01:35:19,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:19,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 394 states and 497 transitions. [2021-11-23 01:35:19,992 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 497 transitions. [2021-11-23 01:35:19,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-23 01:35:19,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:19,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:22,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:22,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 669 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-23 01:35:22,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:23,438 INFO L134 CoverageAnalysis]: Checked inductivity of 794 backedges. 421 proven. 171 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2021-11-23 01:35:23,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:23,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 394 states and 497 transitions. [2021-11-23 01:35:23,451 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 497 transitions. [2021-11-23 01:35:23,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-23 01:35:23,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:23,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:33,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-23 01:35:33,702 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 01:35:33,706 INFO L158 Benchmark]: Toolchain (without parser) took 99406.38ms. Allocated memory was 94.4MB in the beginning and 297.8MB in the end (delta: 203.4MB). Free memory was 65.0MB in the beginning and 244.4MB in the end (delta: -179.4MB). Peak memory consumption was 193.4MB. Max. memory is 16.1GB. [2021-11-23 01:35:33,707 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 94.4MB. Free memory was 65.2MB in the beginning and 65.1MB in the end (delta: 91.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:35:33,708 INFO L158 Benchmark]: CACSL2BoogieTranslator took 904.59ms. Allocated memory was 94.4MB in the beginning and 121.6MB in the end (delta: 27.3MB). Free memory was 64.7MB in the beginning and 84.5MB in the end (delta: -19.8MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2021-11-23 01:35:33,708 INFO L158 Benchmark]: Boogie Procedure Inliner took 153.46ms. Allocated memory is still 121.6MB. Free memory was 84.1MB in the beginning and 76.9MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 01:35:33,709 INFO L158 Benchmark]: Boogie Preprocessor took 127.74ms. Allocated memory is still 121.6MB. Free memory was 76.9MB in the beginning and 68.5MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 01:35:33,710 INFO L158 Benchmark]: RCFGBuilder took 2149.24ms. Allocated memory was 121.6MB in the beginning and 161.5MB in the end (delta: 39.8MB). Free memory was 68.5MB in the beginning and 103.5MB in the end (delta: -35.0MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. [2021-11-23 01:35:33,710 INFO L158 Benchmark]: CodeCheck took 96052.71ms. Allocated memory was 161.5MB in the beginning and 297.8MB in the end (delta: 136.3MB). Free memory was 103.5MB in the beginning and 244.4MB in the end (delta: -140.8MB). Peak memory consumption was 163.1MB. Max. memory is 16.1GB. [2021-11-23 01:35:33,714 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 0.20ms. Allocated memory is still 94.4MB. Free memory was 65.2MB in the beginning and 65.1MB in the end (delta: 91.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 904.59ms. Allocated memory was 94.4MB in the beginning and 121.6MB in the end (delta: 27.3MB). Free memory was 64.7MB in the beginning and 84.5MB in the end (delta: -19.8MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 153.46ms. Allocated memory is still 121.6MB. Free memory was 84.1MB in the beginning and 76.9MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 127.74ms. Allocated memory is still 121.6MB. Free memory was 76.9MB in the beginning and 68.5MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2149.24ms. Allocated memory was 121.6MB in the beginning and 161.5MB in the end (delta: 39.8MB). Free memory was 68.5MB in the beginning and 103.5MB in the end (delta: -35.0MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. * CodeCheck took 96052.71ms. Allocated memory was 161.5MB in the beginning and 297.8MB in the end (delta: 136.3MB). Free memory was 103.5MB in the beginning and 244.4MB in the end (delta: -140.8MB). Peak memory consumption was 163.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:35:33,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_324ec055-c97a-46b5-b8cd-c573e34a0f19/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 Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_324ec055-c97a-46b5-b8cd-c573e34a0f19/bin/ukojak-LBtLqBUTdQ/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown