./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test4-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a62c3e98-eb28-4261-a2f5-2482b4260f39/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a62c3e98-eb28-4261-a2f5-2482b4260f39/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a62c3e98-eb28-4261-a2f5-2482b4260f39/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a62c3e98-eb28-4261-a2f5-2482b4260f39/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test4-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a62c3e98-eb28-4261-a2f5-2482b4260f39/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a62c3e98-eb28-4261-a2f5-2482b4260f39/bin/ukojak-92XMlrwhuB --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 bd259ad1e1e9b7f6e2ebd2858541cc7ac07d30ed5cbee2b9de70c1db1c5b700e --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:32:25,223 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:32:25,226 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:32:25,267 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:32:25,268 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:32:25,270 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:32:25,272 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:32:25,275 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:32:25,278 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:32:25,279 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:32:25,281 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:32:25,283 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:32:25,286 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:32:25,290 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:32:25,292 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:32:25,295 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:32:25,298 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:32:25,304 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:32:25,307 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:32:25,312 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:32:25,317 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:32:25,320 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:32:25,325 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:32:25,326 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:32:25,341 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:32:25,341 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:32:25,342 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:32:25,344 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:32:25,345 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:32:25,347 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:32:25,348 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:32:25,350 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:32:25,352 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:32:25,354 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:32:25,357 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:32:25,358 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:32:25,359 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:32:25,359 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:32:25,359 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:32:25,361 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:32:25,362 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:32:25,363 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a62c3e98-eb28-4261-a2f5-2482b4260f39/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-10-17 16:32:25,424 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:32:25,426 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:32:25,428 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:32:25,429 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:32:25,430 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:32:25,430 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:32:25,431 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:32:25,431 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:32:25,432 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:32:25,432 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:32:25,434 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:32:25,434 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:32:25,434 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:32:25,435 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:32:25,435 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:32:25,436 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-17 16:32:25,436 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:32:25,436 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:32:25,437 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:32:25,437 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:32:25,437 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:32:25,438 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:32:25,438 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:32:25,439 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:32:25,439 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:32:25,439 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:32:25,440 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:32:25,440 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:32:25,440 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:32:25,441 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:32:25,441 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_a62c3e98-eb28-4261-a2f5-2482b4260f39/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a62c3e98-eb28-4261-a2f5-2482b4260f39/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bd259ad1e1e9b7f6e2ebd2858541cc7ac07d30ed5cbee2b9de70c1db1c5b700e [2022-10-17 16:32:25,841 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:32:25,868 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:32:25,870 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:32:25,872 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:32:25,873 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:32:25,875 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a62c3e98-eb28-4261-a2f5-2482b4260f39/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test4-3.i [2022-10-17 16:32:25,955 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a62c3e98-eb28-4261-a2f5-2482b4260f39/bin/ukojak-92XMlrwhuB/data/e214a57d2/b5b6779323c2438eb6fa96c3fbdaaf50/FLAG4f6aed7e3 [2022-10-17 16:32:26,755 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:32:26,756 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a62c3e98-eb28-4261-a2f5-2482b4260f39/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test4-3.i [2022-10-17 16:32:26,788 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a62c3e98-eb28-4261-a2f5-2482b4260f39/bin/ukojak-92XMlrwhuB/data/e214a57d2/b5b6779323c2438eb6fa96c3fbdaaf50/FLAG4f6aed7e3 [2022-10-17 16:32:26,887 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a62c3e98-eb28-4261-a2f5-2482b4260f39/bin/ukojak-92XMlrwhuB/data/e214a57d2/b5b6779323c2438eb6fa96c3fbdaaf50 [2022-10-17 16:32:26,890 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:32:26,892 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:32:26,896 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:32:26,896 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:32:26,900 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:32:26,902 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:32:26" (1/1) ... [2022-10-17 16:32:26,905 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24879cc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:26, skipping insertion in model container [2022-10-17 16:32:26,905 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:32:26" (1/1) ... [2022-10-17 16:32:26,915 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:32:27,015 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:32:27,699 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_a62c3e98-eb28-4261-a2f5-2482b4260f39/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test4-3.i[33021,33034] [2022-10-17 16:32:27,913 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:32:27,935 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:32:27,971 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_a62c3e98-eb28-4261-a2f5-2482b4260f39/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test4-3.i[33021,33034] [2022-10-17 16:32:28,124 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:32:28,174 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:32:28,174 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:28 WrapperNode [2022-10-17 16:32:28,174 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:32:28,176 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:32:28,176 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:32:28,176 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:32:28,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:28" (1/1) ... [2022-10-17 16:32:28,229 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:28" (1/1) ... [2022-10-17 16:32:28,368 INFO L138 Inliner]: procedures = 177, calls = 448, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1451 [2022-10-17 16:32:28,368 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:32:28,369 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:32:28,369 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:32:28,370 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:32:28,380 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:28" (1/1) ... [2022-10-17 16:32:28,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:28" (1/1) ... [2022-10-17 16:32:28,431 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:28" (1/1) ... [2022-10-17 16:32:28,440 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:28" (1/1) ... [2022-10-17 16:32:28,541 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:28" (1/1) ... [2022-10-17 16:32:28,557 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:28" (1/1) ... [2022-10-17 16:32:28,564 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:28" (1/1) ... [2022-10-17 16:32:28,609 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:28" (1/1) ... [2022-10-17 16:32:28,636 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:32:28,655 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:32:28,655 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:32:28,655 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:32:28,656 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:28" (1/1) ... [2022-10-17 16:32:28,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:32:28,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a62c3e98-eb28-4261-a2f5-2482b4260f39/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:32:28,721 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a62c3e98-eb28-4261-a2f5-2482b4260f39/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:32:28,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a62c3e98-eb28-4261-a2f5-2482b4260f39/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:32:28,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:32:28,797 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:32:28,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:32:28,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:32:28,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 16:32:28,798 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 16:32:28,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:32:28,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:32:28,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:32:28,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:32:28,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:32:28,800 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:32:28,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:32:28,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:32:28,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:32:29,231 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:32:29,234 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:32:31,627 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:32:32,347 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:32:32,347 INFO L300 CfgBuilder]: Removed 77 assume(true) statements. [2022-10-17 16:32:32,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:32:32 BoogieIcfgContainer [2022-10-17 16:32:32,352 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:32:32,353 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:32:32,353 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:32:32,364 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:32:32,365 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:32:32" (1/1) ... [2022-10-17 16:32:32,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:32:32,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:32,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 161 states and 278 transitions. [2022-10-17 16:32:32,473 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 278 transitions. [2022-10-17 16:32:32,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:32:32,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:32,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:32,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:32,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:32:32,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:32,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:32,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:32,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 163 states and 281 transitions. [2022-10-17 16:32:32,824 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 281 transitions. [2022-10-17 16:32:32,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:32:32,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:32,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:32,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:32,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:32:32,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:32,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:32,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:32,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 162 states and 280 transitions. [2022-10-17 16:32:32,947 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 280 transitions. [2022-10-17 16:32:32,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:32:32,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:32,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:33,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:33,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:32:33,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:33,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:33,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:33,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 162 states and 276 transitions. [2022-10-17 16:32:33,102 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 276 transitions. [2022-10-17 16:32:33,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:32:33,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:33,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:33,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:33,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:32:33,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:33,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:33,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:33,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 162 states and 268 transitions. [2022-10-17 16:32:33,264 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 268 transitions. [2022-10-17 16:32:33,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:32:33,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:33,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:33,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:33,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:32:33,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:33,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:33,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:33,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 162 states and 256 transitions. [2022-10-17 16:32:33,415 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 256 transitions. [2022-10-17 16:32:33,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:32:33,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:33,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:34,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:34,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 2742 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:32:34,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:34,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:34,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:34,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 162 states and 244 transitions. [2022-10-17 16:32:34,717 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 244 transitions. [2022-10-17 16:32:34,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:32:34,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:34,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:36,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:36,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 3028 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:32:36,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:36,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:36,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:36,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 207 states and 300 transitions. [2022-10-17 16:32:36,812 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 300 transitions. [2022-10-17 16:32:36,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:32:36,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:36,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:37,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:37,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 1811 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:32:37,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:37,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:37,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:37,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 207 states and 298 transitions. [2022-10-17 16:32:37,656 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 298 transitions. [2022-10-17 16:32:37,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:32:37,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:37,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:38,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:38,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 1811 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:32:38,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:38,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:38,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:38,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 207 states and 296 transitions. [2022-10-17 16:32:38,470 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 296 transitions. [2022-10-17 16:32:38,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:32:38,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:38,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:39,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:39,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 3029 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:32:39,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:39,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:40,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:40,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 253 states and 354 transitions. [2022-10-17 16:32:40,399 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 354 transitions. [2022-10-17 16:32:40,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:32:40,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:40,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:41,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:41,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 1838 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:32:41,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:41,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:41,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:41,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 253 states and 352 transitions. [2022-10-17 16:32:41,144 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 352 transitions. [2022-10-17 16:32:41,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:32:41,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:41,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:41,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:41,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 1838 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:32:41,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:41,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:41,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:41,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 253 states and 350 transitions. [2022-10-17 16:32:41,843 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 350 transitions. [2022-10-17 16:32:41,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:32:41,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:41,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:43,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:43,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 3042 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:32:43,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:43,040 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:43,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:43,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 253 states and 348 transitions. [2022-10-17 16:32:43,053 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 348 transitions. [2022-10-17 16:32:43,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:32:43,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:43,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:44,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:44,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 3042 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:32:44,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:44,293 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:44,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:44,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 253 states and 346 transitions. [2022-10-17 16:32:44,301 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 346 transitions. [2022-10-17 16:32:44,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:32:44,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:44,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:45,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:45,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 3058 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:32:45,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:45,617 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:46,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:46,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 287 states and 388 transitions. [2022-10-17 16:32:46,080 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 388 transitions. [2022-10-17 16:32:46,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:32:46,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:46,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:47,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:47,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 3048 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:32:47,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:47,193 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:32:47,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:47,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 290 states and 390 transitions. [2022-10-17 16:32:47,211 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 390 transitions. [2022-10-17 16:32:47,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:32:47,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:47,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:48,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:48,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 3071 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:32:48,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:48,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:48,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:48,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 290 states and 388 transitions. [2022-10-17 16:32:48,325 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 388 transitions. [2022-10-17 16:32:48,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:32:48,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:48,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:49,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:49,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 3048 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:32:49,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:49,335 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:32:49,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:49,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 293 states and 390 transitions. [2022-10-17 16:32:49,375 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 390 transitions. [2022-10-17 16:32:49,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:32:49,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:49,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:50,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:50,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 3049 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:32:50,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:50,563 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:32:50,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:50,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 296 states and 392 transitions. [2022-10-17 16:32:50,586 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 392 transitions. [2022-10-17 16:32:50,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:32:50,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:50,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:51,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:51,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 3049 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:32:51,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:51,658 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:32:51,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:51,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 299 states and 394 transitions. [2022-10-17 16:32:51,693 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 394 transitions. [2022-10-17 16:32:51,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:32:51,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:51,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:53,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:53,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 3078 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:32:53,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:53,208 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:32:53,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:53,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 302 states and 396 transitions. [2022-10-17 16:32:53,250 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 396 transitions. [2022-10-17 16:32:53,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:32:53,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:53,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:54,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:54,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 3078 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:32:54,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:54,466 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:32:54,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:54,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 305 states and 398 transitions. [2022-10-17 16:32:54,506 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 398 transitions. [2022-10-17 16:32:54,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:32:54,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:54,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms