./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-2.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_bd01e13b-9ed2-4a56-95f9-d04a429ecc38/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd01e13b-9ed2-4a56-95f9-d04a429ecc38/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_bd01e13b-9ed2-4a56-95f9-d04a429ecc38/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd01e13b-9ed2-4a56-95f9-d04a429ecc38/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd01e13b-9ed2-4a56-95f9-d04a429ecc38/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_bd01e13b-9ed2-4a56-95f9-d04a429ecc38/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 bfb70cce6cd508003f6161c30aa2ac99ac8ddeb6209ddd86b65ca0c623c2fb1c --- 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 16:49:39,598 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:49:39,601 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:49:39,645 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:49:39,645 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:49:39,650 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:49:39,653 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:49:39,661 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:49:39,664 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:49:39,672 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:49:39,674 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:49:39,677 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:49:39,677 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:49:39,678 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:49:39,679 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:49:39,680 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:49:39,681 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:49:39,682 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:49:39,685 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:49:39,687 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:49:39,689 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:49:39,695 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:49:39,697 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:49:39,698 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:49:39,703 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:49:39,704 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:49:39,704 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:49:39,705 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:49:39,706 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:49:39,707 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:49:39,708 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:49:39,709 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:49:39,710 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:49:39,711 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:49:39,718 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:49:39,720 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:49:39,721 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:49:39,721 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:49:39,721 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:49:39,722 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:49:39,723 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:49:39,724 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd01e13b-9ed2-4a56-95f9-d04a429ecc38/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:49:39,752 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:49:39,753 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:49:39,753 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:49:39,754 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:49:39,755 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:49:39,755 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:49:39,755 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:49:39,756 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:49:39,756 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:49:39,756 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:49:39,756 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:49:39,757 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:49:39,757 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:49:39,757 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:49:39,757 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:49:39,758 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:49:39,758 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:49:39,758 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:49:39,759 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:49:39,759 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:49:39,759 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:49:39,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:49:39,760 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:49:39,760 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:49:39,760 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:49:39,761 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:49:39,761 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:49:39,761 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:49:39,761 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_bd01e13b-9ed2-4a56-95f9-d04a429ecc38/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd01e13b-9ed2-4a56-95f9-d04a429ecc38/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bfb70cce6cd508003f6161c30aa2ac99ac8ddeb6209ddd86b65ca0c623c2fb1c [2022-10-17 16:49:40,041 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:49:40,074 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:49:40,077 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:49:40,079 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:49:40,081 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:49:40,084 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd01e13b-9ed2-4a56-95f9-d04a429ecc38/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-2.i [2022-10-17 16:49:40,164 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd01e13b-9ed2-4a56-95f9-d04a429ecc38/bin/ukojak-92XMlrwhuB/data/16148adbc/e6d0f63b4f324577b01b89d26207a3f2/FLAG634348373 [2022-10-17 16:49:40,892 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:49:40,895 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd01e13b-9ed2-4a56-95f9-d04a429ecc38/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-2.i [2022-10-17 16:49:40,918 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd01e13b-9ed2-4a56-95f9-d04a429ecc38/bin/ukojak-92XMlrwhuB/data/16148adbc/e6d0f63b4f324577b01b89d26207a3f2/FLAG634348373 [2022-10-17 16:49:41,045 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd01e13b-9ed2-4a56-95f9-d04a429ecc38/bin/ukojak-92XMlrwhuB/data/16148adbc/e6d0f63b4f324577b01b89d26207a3f2 [2022-10-17 16:49:41,048 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:49:41,050 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:49:41,052 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:49:41,052 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:49:41,055 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:49:41,056 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:49:41" (1/1) ... [2022-10-17 16:49:41,058 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3353b7fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:41, skipping insertion in model container [2022-10-17 16:49:41,058 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:49:41" (1/1) ... [2022-10-17 16:49:41,066 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:49:41,130 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:49:41,607 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_bd01e13b-9ed2-4a56-95f9-d04a429ecc38/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-2.i[33021,33034] [2022-10-17 16:49:41,711 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:49:41,727 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:49:41,759 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_bd01e13b-9ed2-4a56-95f9-d04a429ecc38/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-2.i[33021,33034] [2022-10-17 16:49:41,839 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:49:41,899 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:49:41,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:41 WrapperNode [2022-10-17 16:49:41,900 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:49:41,902 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:49:41,902 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:49:41,902 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:49:41,911 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:41" (1/1) ... [2022-10-17 16:49:41,948 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:41" (1/1) ... [2022-10-17 16:49:42,070 INFO L138 Inliner]: procedures = 177, calls = 237, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 776 [2022-10-17 16:49:42,071 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:49:42,072 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:49:42,072 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:49:42,072 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:49:42,084 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:41" (1/1) ... [2022-10-17 16:49:42,084 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:41" (1/1) ... [2022-10-17 16:49:42,100 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:41" (1/1) ... [2022-10-17 16:49:42,116 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:41" (1/1) ... [2022-10-17 16:49:42,188 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:41" (1/1) ... [2022-10-17 16:49:42,200 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:41" (1/1) ... [2022-10-17 16:49:42,205 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:41" (1/1) ... [2022-10-17 16:49:42,225 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:41" (1/1) ... [2022-10-17 16:49:42,234 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:49:42,235 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:49:42,236 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:49:42,236 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:49:42,240 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:41" (1/1) ... [2022-10-17 16:49:42,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:49:42,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd01e13b-9ed2-4a56-95f9-d04a429ecc38/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:49:42,278 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd01e13b-9ed2-4a56-95f9-d04a429ecc38/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:49:42,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd01e13b-9ed2-4a56-95f9-d04a429ecc38/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:49:42,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:49:42,338 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:49:42,338 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:49:42,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:49:42,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 16:49:42,339 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 16:49:42,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:49:42,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:49:42,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:49:42,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:49:42,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:49:42,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:49:42,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:49:42,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:49:42,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:49:42,540 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:49:42,543 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:49:44,321 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:49:44,807 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:49:44,807 INFO L300 CfgBuilder]: Removed 40 assume(true) statements. [2022-10-17 16:49:44,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:49:44 BoogieIcfgContainer [2022-10-17 16:49:44,811 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:49:44,812 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:49:44,812 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:49:44,823 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:49:44,824 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:49:44" (1/1) ... [2022-10-17 16:49:44,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:49:44,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:44,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 95 states and 165 transitions. [2022-10-17 16:49:44,944 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 165 transitions. [2022-10-17 16:49:44,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:49:44,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:44,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:45,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:45,159 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 16:49:45,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:45,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 96 states and 166 transitions. [2022-10-17 16:49:45,222 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 166 transitions. [2022-10-17 16:49:45,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:49:45,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:45,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:45,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:45,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:49:45,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:45,385 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 16:49:45,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:45,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 96 states and 164 transitions. [2022-10-17 16:49:45,408 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 164 transitions. [2022-10-17 16:49:45,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:49:45,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:45,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:45,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:45,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:49:45,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:45,506 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 16:49:45,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:45,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 96 states and 160 transitions. [2022-10-17 16:49:45,525 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 160 transitions. [2022-10-17 16:49:45,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:49:45,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:45,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:45,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:45,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:49:45,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:45,630 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 16:49:45,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:45,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 96 states and 154 transitions. [2022-10-17 16:49:45,645 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 154 transitions. [2022-10-17 16:49:45,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:49:45,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:45,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:46,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:46,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 1433 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:49:46,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:46,362 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 16:49:46,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:46,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 96 states and 148 transitions. [2022-10-17 16:49:46,441 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 148 transitions. [2022-10-17 16:49:46,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:49:46,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:46,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:47,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:47,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 1576 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:49:47,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:47,263 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:47,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:47,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 119 states and 177 transitions. [2022-10-17 16:49:47,591 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 177 transitions. [2022-10-17 16:49:47,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:49:47,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:47,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:47,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:47,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:49:47,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:47,790 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 16:49:47,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:47,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 119 states and 175 transitions. [2022-10-17 16:49:47,798 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 175 transitions. [2022-10-17 16:49:47,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:49:47,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:47,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:47,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:47,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:49:47,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:47,980 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 16:49:47,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:47,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 119 states and 173 transitions. [2022-10-17 16:49:47,987 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 173 transitions. [2022-10-17 16:49:47,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:49:47,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:47,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:48,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:48,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 1590 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:49:48,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:48,621 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 16:49:48,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:48,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 119 states and 171 transitions. [2022-10-17 16:49:48,628 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 171 transitions. [2022-10-17 16:49:48,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:49:48,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:48,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:49,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:49,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 1596 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:49:49,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:49,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:49:49,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:49,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 122 states and 173 transitions. [2022-10-17 16:49:49,388 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 173 transitions. [2022-10-17 16:49:49,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:49:49,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:49,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:50,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:50,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 1619 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:49:50,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:50,094 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 16:49:50,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:50,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 122 states and 171 transitions. [2022-10-17 16:49:50,268 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 171 transitions. [2022-10-17 16:49:50,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:49:50,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:50,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:50,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:50,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 1831 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:49:50,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:50,978 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 16:49:50,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:51,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 122 states and 170 transitions. [2022-10-17 16:49:51,000 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 170 transitions. [2022-10-17 16:49:51,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:49:51,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:51,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:51,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:51,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 1837 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:49:51,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:51,832 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:52,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:52,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 131 states and 181 transitions. [2022-10-17 16:49:52,743 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 181 transitions. [2022-10-17 16:49:52,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:49:52,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:52,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:53,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:53,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:49:53,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:53,081 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:49:53,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:53,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 140 states and 191 transitions. [2022-10-17 16:49:53,107 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 191 transitions. [2022-10-17 16:49:53,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:49:53,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:53,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:53,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:53,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 1854 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:49:53,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:53,908 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:49:54,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:54,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 141 states and 193 transitions. [2022-10-17 16:49:54,647 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 193 transitions. [2022-10-17 16:49:54,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:49:54,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:54,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:55,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:55,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 2101 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:49:55,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:55,483 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:55,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:55,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 141 states and 191 transitions. [2022-10-17 16:49:55,494 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 191 transitions. [2022-10-17 16:49:55,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:49:55,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:55,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:56,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:56,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 2103 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:49:56,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:56,342 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:49:56,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:56,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 144 states and 193 transitions. [2022-10-17 16:49:56,904 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 193 transitions. [2022-10-17 16:49:56,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:49:56,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:56,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:58,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:58,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 3090 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:49:58,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:58,144 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:58,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:58,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 167 states and 222 transitions. [2022-10-17 16:49:58,420 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 222 transitions. [2022-10-17 16:49:58,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:49:58,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:58,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:59,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:59,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 3110 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:49:59,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:59,635 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:49:59,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:59,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 170 states and 224 transitions. [2022-10-17 16:49:59,650 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 224 transitions. [2022-10-17 16:49:59,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-17 16:49:59,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:59,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:00,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:00,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 3351 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:50:00,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:50:00,946 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:01,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:01,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 179 states and 235 transitions. [2022-10-17 16:50:01,332 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 235 transitions. [2022-10-17 16:50:01,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 16:50:01,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:01,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:02,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:02,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 2227 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:50:02,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:50:02,174 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:50:02,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:02,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 188 states and 245 transitions. [2022-10-17 16:50:02,203 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 245 transitions. [2022-10-17 16:50:02,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 16:50:02,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:02,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:03,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:03,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 3368 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:50:03,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:50:03,604 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:50:04,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:04,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 189 states and 247 transitions. [2022-10-17 16:50:04,199 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 247 transitions. [2022-10-17 16:50:04,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-10-17 16:50:04,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:04,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:05,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:05,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 3617 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:50:05,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:50:05,920 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:50:07,375 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-10-17 16:50:07,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:07,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 192 states and 249 transitions. [2022-10-17 16:50:07,402 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 249 transitions. [2022-10-17 16:50:07,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 16:50:07,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:07,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:09,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:09,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 4604 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:50:09,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:50:09,453 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:09,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:09,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 215 states and 278 transitions. [2022-10-17 16:50:09,818 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 278 transitions. [2022-10-17 16:50:09,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-10-17 16:50:09,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:09,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms