./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b12b4b8-66f1-4c9e-a1c5-fd9d896aeaf1/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b12b4b8-66f1-4c9e-a1c5-fd9d896aeaf1/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_3b12b4b8-66f1-4c9e-a1c5-fd9d896aeaf1/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b12b4b8-66f1-4c9e-a1c5-fd9d896aeaf1/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b12b4b8-66f1-4c9e-a1c5-fd9d896aeaf1/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b12b4b8-66f1-4c9e-a1c5-fd9d896aeaf1/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ac848265e1daab3ca0f2905a3d0d6fdafaee38399ca7123ad8517babc999ef80 --- 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 16:36:28,205 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:36:28,209 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:36:28,280 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:36:28,280 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:36:28,289 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:36:28,292 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:36:28,298 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:36:28,301 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:36:28,308 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:36:28,314 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:36:28,317 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:36:28,318 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:36:28,322 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:36:28,324 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:36:28,327 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:36:28,330 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:36:28,331 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:36:28,334 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:36:28,347 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:36:28,349 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:36:28,351 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:36:28,355 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:36:28,357 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:36:28,369 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:36:28,370 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:36:28,371 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:36:28,374 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:36:28,374 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:36:28,376 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:36:28,377 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:36:28,378 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:36:28,381 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:36:28,383 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:36:28,386 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:36:28,387 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:36:28,388 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:36:28,388 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:36:28,389 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:36:28,390 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:36:28,391 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:36:28,393 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b12b4b8-66f1-4c9e-a1c5-fd9d896aeaf1/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:36:28,451 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:36:28,452 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:36:28,454 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:36:28,454 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:36:28,455 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:36:28,455 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:36:28,456 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:36:28,456 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:36:28,456 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:36:28,457 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:36:28,458 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:36:28,459 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:36:28,459 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:36:28,459 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:36:28,459 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:36:28,460 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:36:28,460 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:36:28,460 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:36:28,461 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:36:28,461 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:36:28,461 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:36:28,461 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:36:28,462 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:36:28,462 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:36:28,462 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:36:28,463 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:36:28,463 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:36:28,463 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:36:28,464 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_3b12b4b8-66f1-4c9e-a1c5-fd9d896aeaf1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b12b4b8-66f1-4c9e-a1c5-fd9d896aeaf1/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac848265e1daab3ca0f2905a3d0d6fdafaee38399ca7123ad8517babc999ef80 [2022-10-17 16:36:28,856 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:36:28,894 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:36:28,925 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:36:28,926 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:36:28,928 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:36:28,930 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b12b4b8-66f1-4c9e-a1c5-fd9d896aeaf1/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i [2022-10-17 16:36:29,041 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b12b4b8-66f1-4c9e-a1c5-fd9d896aeaf1/bin/ukojak-92XMlrwhuB/data/0c6a5b61b/5bbbbbc3066f4c588846c74993067956/FLAG15a6ff7cd [2022-10-17 16:36:29,744 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:36:29,745 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b12b4b8-66f1-4c9e-a1c5-fd9d896aeaf1/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i [2022-10-17 16:36:29,773 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b12b4b8-66f1-4c9e-a1c5-fd9d896aeaf1/bin/ukojak-92XMlrwhuB/data/0c6a5b61b/5bbbbbc3066f4c588846c74993067956/FLAG15a6ff7cd [2022-10-17 16:36:29,940 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b12b4b8-66f1-4c9e-a1c5-fd9d896aeaf1/bin/ukojak-92XMlrwhuB/data/0c6a5b61b/5bbbbbc3066f4c588846c74993067956 [2022-10-17 16:36:29,946 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:36:29,948 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:36:29,952 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:36:29,953 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:36:29,956 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:36:29,958 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:36:29" (1/1) ... [2022-10-17 16:36:29,960 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e12dd48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:29, skipping insertion in model container [2022-10-17 16:36:29,960 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:36:29" (1/1) ... [2022-10-17 16:36:29,969 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:36:30,077 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:36:31,061 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_3b12b4b8-66f1-4c9e-a1c5-fd9d896aeaf1/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i[44118,44131] [2022-10-17 16:36:31,091 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_3b12b4b8-66f1-4c9e-a1c5-fd9d896aeaf1/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i[44660,44673] [2022-10-17 16:36:31,271 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_3b12b4b8-66f1-4c9e-a1c5-fd9d896aeaf1/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i[56247,56260] [2022-10-17 16:36:31,273 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_3b12b4b8-66f1-4c9e-a1c5-fd9d896aeaf1/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i[56368,56381] [2022-10-17 16:36:31,286 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:36:31,303 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:36:31,365 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_3b12b4b8-66f1-4c9e-a1c5-fd9d896aeaf1/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i[44118,44131] [2022-10-17 16:36:31,368 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_3b12b4b8-66f1-4c9e-a1c5-fd9d896aeaf1/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i[44660,44673] [2022-10-17 16:36:31,458 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_3b12b4b8-66f1-4c9e-a1c5-fd9d896aeaf1/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i[56247,56260] [2022-10-17 16:36:31,459 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_3b12b4b8-66f1-4c9e-a1c5-fd9d896aeaf1/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i[56368,56381] [2022-10-17 16:36:31,466 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:36:31,569 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:36:31,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:31 WrapperNode [2022-10-17 16:36:31,570 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:36:31,571 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:36:31,572 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:36:31,572 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:36:31,582 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:31" (1/1) ... [2022-10-17 16:36:31,642 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:31" (1/1) ... [2022-10-17 16:36:31,721 INFO L138 Inliner]: procedures = 282, calls = 294, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 1040 [2022-10-17 16:36:31,722 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:36:31,723 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:36:31,723 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:36:31,723 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:36:31,740 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:31" (1/1) ... [2022-10-17 16:36:31,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:31" (1/1) ... [2022-10-17 16:36:31,770 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:31" (1/1) ... [2022-10-17 16:36:31,771 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:31" (1/1) ... [2022-10-17 16:36:31,846 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:31" (1/1) ... [2022-10-17 16:36:31,861 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:31" (1/1) ... [2022-10-17 16:36:31,870 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:31" (1/1) ... [2022-10-17 16:36:31,878 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:31" (1/1) ... [2022-10-17 16:36:31,895 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:36:31,896 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:36:31,897 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:36:31,897 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:36:31,898 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:31" (1/1) ... [2022-10-17 16:36:31,906 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:36:31,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b12b4b8-66f1-4c9e-a1c5-fd9d896aeaf1/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:36:31,952 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b12b4b8-66f1-4c9e-a1c5-fd9d896aeaf1/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:36:32,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b12b4b8-66f1-4c9e-a1c5-fd9d896aeaf1/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:36:32,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:36:32,055 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-17 16:36:32,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:36:32,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:36:32,058 INFO L130 BoogieDeclarations]: Found specification of procedure alt_bzero [2022-10-17 16:36:32,059 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_bzero [2022-10-17 16:36:32,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:36:32,060 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:36:32,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:36:32,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:36:32,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:36:32,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:36:32,062 INFO L130 BoogieDeclarations]: Found specification of procedure alt_malloc [2022-10-17 16:36:32,062 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_malloc [2022-10-17 16:36:32,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:36:32,062 INFO L130 BoogieDeclarations]: Found specification of procedure alt_free [2022-10-17 16:36:32,063 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_free [2022-10-17 16:36:32,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:36:32,063 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:36:32,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:36:32,496 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:36:32,499 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:36:34,589 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:36:35,149 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:36:35,150 INFO L300 CfgBuilder]: Removed 63 assume(true) statements. [2022-10-17 16:36:35,154 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:36:35 BoogieIcfgContainer [2022-10-17 16:36:35,154 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:36:35,156 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:36:35,156 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:36:35,198 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:36:35,199 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:36:35" (1/1) ... [2022-10-17 16:36:35,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:36:35,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:35,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 142 states and 234 transitions. [2022-10-17 16:36:35,323 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 234 transitions. [2022-10-17 16:36:35,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:36:35,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:35,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:35,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:35,583 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 16:36:35,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:35,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 142 states and 231 transitions. [2022-10-17 16:36:35,628 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 231 transitions. [2022-10-17 16:36:35,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:36:35,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:35,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:35,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:35,923 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 16:36:35,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:35,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 144 states and 234 transitions. [2022-10-17 16:36:35,985 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 234 transitions. [2022-10-17 16:36:35,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:36:35,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:35,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:36,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:36,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:36:36,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:36:36,151 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 16:36:36,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:36,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 144 states and 225 transitions. [2022-10-17 16:36:36,161 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 225 transitions. [2022-10-17 16:36:36,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:36:36,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:36,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:36,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:36,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:36:36,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:36:36,267 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 16:36:36,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:36,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 144 states and 223 transitions. [2022-10-17 16:36:36,274 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 223 transitions. [2022-10-17 16:36:36,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:36:36,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:36,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:36,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:36,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:36:36,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:36:36,425 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 16:36:36,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:36,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 144 states and 221 transitions. [2022-10-17 16:36:36,440 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 221 transitions. [2022-10-17 16:36:36,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:36:36,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:36,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:37,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:37,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 7 conjunts are in the unsatisfiable core [2022-10-17 16:36:37,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:36:37,279 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 16:36:37,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:37,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 149 states and 232 transitions. [2022-10-17 16:36:37,421 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 232 transitions. [2022-10-17 16:36:37,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:36:37,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:37,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:37,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:37,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 413 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:36:37,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:36:37,737 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 16:36:37,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:37,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 149 states and 222 transitions. [2022-10-17 16:36:37,825 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 222 transitions. [2022-10-17 16:36:37,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:36:37,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:37,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:38,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:38,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 1647 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:36:38,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:36:38,786 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 16:36:39,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:39,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 161 states and 237 transitions. [2022-10-17 16:36:39,172 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 237 transitions. [2022-10-17 16:36:39,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:36:39,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:39,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:39,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:39,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 496 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:36:39,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:36:39,738 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:41,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:41,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 186 states and 283 transitions. [2022-10-17 16:36:41,452 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 283 transitions. [2022-10-17 16:36:41,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:36:41,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:41,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:42,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:42,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 1661 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:36:42,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:36:42,223 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 16:36:42,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:42,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 186 states and 281 transitions. [2022-10-17 16:36:42,233 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 281 transitions. [2022-10-17 16:36:42,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:36:42,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:42,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:43,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:43,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 1667 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:36:43,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:36:43,214 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 16:36:43,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:43,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 189 states and 283 transitions. [2022-10-17 16:36:43,241 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 283 transitions. [2022-10-17 16:36:43,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:36:43,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:43,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:43,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:43,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 516 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:36:43,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:36:43,611 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:36:43,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:43,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 192 states and 285 transitions. [2022-10-17 16:36:43,647 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 285 transitions. [2022-10-17 16:36:43,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:36:43,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:43,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:43,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:43,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 506 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:36:43,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:36:43,998 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:45,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:45,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 198 states and 297 transitions. [2022-10-17 16:36:45,030 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 297 transitions. [2022-10-17 16:36:45,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:36:45,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:45,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:45,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:45,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 599 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:36:45,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:36:45,324 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:36:45,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:45,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 196 states and 292 transitions. [2022-10-17 16:36:45,338 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 292 transitions. [2022-10-17 16:36:45,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:36:45,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:45,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:45,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:45,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 840 conjuncts, 11 conjunts are in the unsatisfiable core [2022-10-17 16:36:45,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:36:45,942 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:36:46,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:46,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 209 states and 308 transitions. [2022-10-17 16:36:46,886 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 308 transitions. [2022-10-17 16:36:46,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:36:46,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:46,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:47,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:47,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 819 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:36:47,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:36:47,264 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-10-17 16:36:47,354 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-10-17 16:36:47,422 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:36:47,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:47,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 211 states and 311 transitions. [2022-10-17 16:36:47,603 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 311 transitions. [2022-10-17 16:36:47,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:36:47,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:47,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:47,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:47,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 819 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:36:47,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:36:47,947 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:36:47,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:47,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 211 states and 308 transitions. [2022-10-17 16:36:47,963 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 308 transitions. [2022-10-17 16:36:47,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:36:47,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:47,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:48,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:48,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 981 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:36:48,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:36:48,409 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:36:48,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:48,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 211 states and 306 transitions. [2022-10-17 16:36:48,438 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 306 transitions. [2022-10-17 16:36:48,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:36:48,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:48,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:48,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:48,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 822 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:36:48,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:36:48,807 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:36:48,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:48,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 211 states and 302 transitions. [2022-10-17 16:36:48,825 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 302 transitions. [2022-10-17 16:36:48,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:36:48,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:48,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:49,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:49,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 987 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-17 16:36:49,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:36:49,635 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:36:51,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:51,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 226 states and 332 transitions. [2022-10-17 16:36:51,914 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 332 transitions. [2022-10-17 16:36:51,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:36:51,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:51,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:52,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:52,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 1007 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-17 16:36:52,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:36:52,447 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-17 16:36:52,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:52,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 229 states and 334 transitions. [2022-10-17 16:36:52,481 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 334 transitions. [2022-10-17 16:36:52,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 16:36:52,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:52,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:53,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:53,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 997 conjuncts, 20 conjunts are in the unsatisfiable core [2022-10-17 16:36:53,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:36:53,893 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:36:57,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:57,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 235 states and 351 transitions. [2022-10-17 16:36:57,513 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 351 transitions. [2022-10-17 16:36:57,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-17 16:36:57,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:57,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms