./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test3-2.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_0d0f45ef-c048-407e-8882-a0ad1597e133/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0f45ef-c048-407e-8882-a0ad1597e133/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_0d0f45ef-c048-407e-8882-a0ad1597e133/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0f45ef-c048-407e-8882-a0ad1597e133/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test3-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0f45ef-c048-407e-8882-a0ad1597e133/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_0d0f45ef-c048-407e-8882-a0ad1597e133/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 72a3b80a468e10df778a3b8ff41e4c2b1e0b82c1005f056b209a19315511b1a5 --- 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 16:34:38,398 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:34:38,401 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:34:38,463 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:34:38,464 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:34:38,469 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:34:38,472 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:34:38,477 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:34:38,480 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:34:38,488 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:34:38,489 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:34:38,492 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:34:38,493 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:34:38,496 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:34:38,498 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:34:38,501 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:34:38,503 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:34:38,504 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:34:38,506 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:34:38,519 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:34:38,521 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:34:38,523 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:34:38,527 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:34:38,528 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:34:38,533 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:34:38,534 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:34:38,534 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:34:38,536 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:34:38,537 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:34:38,538 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:34:38,539 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:34:38,540 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:34:38,542 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:34:38,544 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:34:38,545 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:34:38,545 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:34:38,546 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:34:38,547 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:34:38,547 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:34:38,548 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:34:38,549 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:34:38,550 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0f45ef-c048-407e-8882-a0ad1597e133/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:34:38,598 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:34:38,598 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:34:38,599 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:34:38,600 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:34:38,600 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:34:38,601 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:34:38,601 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:34:38,601 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:34:38,601 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:34:38,602 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:34:38,603 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:34:38,603 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:34:38,603 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:34:38,603 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:34:38,604 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:34:38,604 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:34:38,604 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:34:38,604 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:34:38,604 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:34:38,605 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:34:38,605 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:34:38,605 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:34:38,605 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:34:38,606 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:34:38,606 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:34:38,606 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:34:38,607 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:34:38,608 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:34:38,624 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_0d0f45ef-c048-407e-8882-a0ad1597e133/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0f45ef-c048-407e-8882-a0ad1597e133/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72a3b80a468e10df778a3b8ff41e4c2b1e0b82c1005f056b209a19315511b1a5 [2022-10-17 16:34:38,884 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:34:38,905 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:34:38,908 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:34:38,909 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:34:38,910 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:34:38,912 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0f45ef-c048-407e-8882-a0ad1597e133/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test3-2.i [2022-10-17 16:34:38,979 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0f45ef-c048-407e-8882-a0ad1597e133/bin/ukojak-92XMlrwhuB/data/7767100f1/d48288790685418c89657a7c793e1675/FLAGcecc152e1 [2022-10-17 16:34:39,604 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:34:39,605 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0f45ef-c048-407e-8882-a0ad1597e133/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test3-2.i [2022-10-17 16:34:39,630 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0f45ef-c048-407e-8882-a0ad1597e133/bin/ukojak-92XMlrwhuB/data/7767100f1/d48288790685418c89657a7c793e1675/FLAGcecc152e1 [2022-10-17 16:34:39,844 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0f45ef-c048-407e-8882-a0ad1597e133/bin/ukojak-92XMlrwhuB/data/7767100f1/d48288790685418c89657a7c793e1675 [2022-10-17 16:34:39,849 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:34:39,851 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:34:39,853 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:34:39,853 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:34:39,856 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:34:39,857 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:34:39" (1/1) ... [2022-10-17 16:34:39,860 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38b5e97e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:39, skipping insertion in model container [2022-10-17 16:34:39,860 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:34:39" (1/1) ... [2022-10-17 16:34:39,867 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:34:39,952 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:34:40,417 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_0d0f45ef-c048-407e-8882-a0ad1597e133/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test3-2.i[33021,33034] [2022-10-17 16:34:40,587 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_0d0f45ef-c048-407e-8882-a0ad1597e133/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test3-2.i[44590,44603] [2022-10-17 16:34:40,618 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:34:40,636 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:34:40,675 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_0d0f45ef-c048-407e-8882-a0ad1597e133/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test3-2.i[33021,33034] [2022-10-17 16:34:40,748 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_0d0f45ef-c048-407e-8882-a0ad1597e133/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test3-2.i[44590,44603] [2022-10-17 16:34:40,769 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:34:40,822 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:34:40,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:40 WrapperNode [2022-10-17 16:34:40,824 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:34:40,825 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:34:40,826 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:34:40,826 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:34:40,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:40" (1/1) ... [2022-10-17 16:34:40,899 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:40" (1/1) ... [2022-10-17 16:34:41,078 INFO L138 Inliner]: procedures = 177, calls = 336, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1181 [2022-10-17 16:34:41,078 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:34:41,079 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:34:41,080 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:34:41,080 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:34:41,106 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:40" (1/1) ... [2022-10-17 16:34:41,107 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:40" (1/1) ... [2022-10-17 16:34:41,129 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:40" (1/1) ... [2022-10-17 16:34:41,129 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:40" (1/1) ... [2022-10-17 16:34:41,195 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:40" (1/1) ... [2022-10-17 16:34:41,225 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:40" (1/1) ... [2022-10-17 16:34:41,230 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:40" (1/1) ... [2022-10-17 16:34:41,245 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:40" (1/1) ... [2022-10-17 16:34:41,257 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:34:41,259 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:34:41,259 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:34:41,260 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:34:41,261 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:40" (1/1) ... [2022-10-17 16:34:41,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:34:41,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0f45ef-c048-407e-8882-a0ad1597e133/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:34:41,297 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0f45ef-c048-407e-8882-a0ad1597e133/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:34:41,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0f45ef-c048-407e-8882-a0ad1597e133/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:34:41,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:34:41,350 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:34:41,351 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:34:41,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:34:41,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 16:34:41,351 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 16:34:41,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:34:41,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:34:41,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:34:41,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:34:41,352 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-17 16:34:41,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:34:41,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:34:41,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:34:41,353 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:34:41,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:34:41,661 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:34:41,663 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:34:43,635 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:34:44,228 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:34:44,228 INFO L300 CfgBuilder]: Removed 72 assume(true) statements. [2022-10-17 16:34:44,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:34:44 BoogieIcfgContainer [2022-10-17 16:34:44,232 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:34:44,234 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:34:44,235 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:34:44,246 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:34:44,246 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:34:44" (1/1) ... [2022-10-17 16:34:44,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:34:44,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:44,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 137 states and 239 transitions. [2022-10-17 16:34:44,348 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 239 transitions. [2022-10-17 16:34:44,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:34:44,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:44,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:44,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:44,596 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 16:34:44,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:44,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 137 states and 234 transitions. [2022-10-17 16:34:44,633 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 234 transitions. [2022-10-17 16:34:44,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:34:44,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:44,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:44,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:44,894 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 16:34:44,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:44,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 139 states and 236 transitions. [2022-10-17 16:34:44,947 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 236 transitions. [2022-10-17 16:34:44,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:34:44,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:44,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:45,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:45,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:34:45,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:34:45,110 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 16:34:45,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:45,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 139 states and 234 transitions. [2022-10-17 16:34:45,130 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 234 transitions. [2022-10-17 16:34:45,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:34:45,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:45,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:45,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:45,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:34:45,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:34:45,278 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 16:34:45,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:45,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 139 states and 230 transitions. [2022-10-17 16:34:45,291 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 230 transitions. [2022-10-17 16:34:45,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:34:45,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:45,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:45,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:45,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:34:45,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:34:45,445 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 16:34:45,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:45,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 139 states and 224 transitions. [2022-10-17 16:34:45,458 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 224 transitions. [2022-10-17 16:34:45,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:34:45,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:45,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:46,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:46,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 1487 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:34:46,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:34:46,125 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 16:34:46,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:46,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 139 states and 218 transitions. [2022-10-17 16:34:46,170 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 218 transitions. [2022-10-17 16:34:46,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:34:46,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:46,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:46,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:46,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 1630 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:34:46,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:34:47,016 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 16:34:47,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:47,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 151 states and 232 transitions. [2022-10-17 16:34:47,219 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 232 transitions. [2022-10-17 16:34:47,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:34:47,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:47,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:47,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:47,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 413 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:34:47,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:34:47,461 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 16:34:47,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:47,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 151 states and 230 transitions. [2022-10-17 16:34:47,473 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 230 transitions. [2022-10-17 16:34:47,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:34:47,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:47,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:47,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:47,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 440 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:34:47,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:34:47,701 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 16:34:47,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:47,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 151 states and 228 transitions. [2022-10-17 16:34:47,713 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 228 transitions. [2022-10-17 16:34:47,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:34:47,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:47,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:48,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:48,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 1644 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:34:48,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:34:48,379 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:34:48,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:48,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 151 states and 226 transitions. [2022-10-17 16:34:48,385 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 226 transitions. [2022-10-17 16:34:48,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:34:48,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:48,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:49,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:49,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 1650 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:34:49,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:34:49,164 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:34:49,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:49,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 154 states and 228 transitions. [2022-10-17 16:34:49,187 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 228 transitions. [2022-10-17 16:34:49,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:34:49,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:49,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:49,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:49,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 767 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:34:49,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:34:49,600 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 16:34:49,627 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 16:34:49,646 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:34:49,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:49,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 156 states and 231 transitions. [2022-10-17 16:34:49,719 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 231 transitions. [2022-10-17 16:34:49,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:34:49,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:49,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:50,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:50,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 744 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:34:50,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:34:50,038 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:34:50,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:50,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 156 states and 227 transitions. [2022-10-17 16:34:50,060 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 227 transitions. [2022-10-17 16:34:50,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:34:50,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:50,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:50,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:50,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 754 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:34:50,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:34:50,414 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:34:50,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:50,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 156 states and 223 transitions. [2022-10-17 16:34:50,430 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 223 transitions. [2022-10-17 16:34:50,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:34:50,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:50,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:50,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:50,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 790 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:34:50,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:34:50,744 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:34:50,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:50,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 156 states and 221 transitions. [2022-10-17 16:34:50,760 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 221 transitions. [2022-10-17 16:34:50,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:34:50,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:50,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:51,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:51,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 796 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:34:51,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:34:51,254 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:34:52,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:52,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 197 states and 275 transitions. [2022-10-17 16:34:52,451 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 275 transitions. [2022-10-17 16:34:52,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:34:52,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:52,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:52,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:52,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 810 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:34:52,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:34:52,803 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:34:52,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:52,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 197 states and 273 transitions. [2022-10-17 16:34:52,817 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 273 transitions. [2022-10-17 16:34:52,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:34:52,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:52,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:53,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:53,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 816 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:34:53,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:34:53,260 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:34:53,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:53,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 181 states and 253 transitions. [2022-10-17 16:34:53,282 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 253 transitions. [2022-10-17 16:34:53,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:34:53,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:53,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:53,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:53,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 839 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:34:53,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:34:53,649 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:34:53,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:53,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 181 states and 251 transitions. [2022-10-17 16:34:53,712 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 251 transitions. [2022-10-17 16:34:53,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:34:53,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:53,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:54,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:54,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 816 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:34:54,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:34:54,133 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:34:54,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:54,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 184 states and 253 transitions. [2022-10-17 16:34:54,148 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 253 transitions. [2022-10-17 16:34:54,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:34:54,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:54,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:54,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:54,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 820 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:34:54,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:34:54,469 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:34:54,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:54,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 184 states and 248 transitions. [2022-10-17 16:34:54,487 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 248 transitions. [2022-10-17 16:34:54,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:34:54,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:54,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:04,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-10-17 16:35:04,910 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-10-17 16:35:04,914 INFO L158 Benchmark]: Toolchain (without parser) took 25061.84ms. Allocated memory was 83.9MB in the beginning and 381.7MB in the end (delta: 297.8MB). Free memory was 43.3MB in the beginning and 274.4MB in the end (delta: -231.1MB). Peak memory consumption was 65.7MB. Max. memory is 16.1GB. [2022-10-17 16:35:04,914 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory is still 61.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:35:04,915 INFO L158 Benchmark]: CACSL2BoogieTranslator took 971.76ms. Allocated memory was 83.9MB in the beginning and 107.0MB in the end (delta: 23.1MB). Free memory was 43.1MB in the beginning and 58.0MB in the end (delta: -15.0MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2022-10-17 16:35:04,915 INFO L158 Benchmark]: Boogie Procedure Inliner took 253.32ms. Allocated memory is still 107.0MB. Free memory was 57.8MB in the beginning and 79.5MB in the end (delta: -21.7MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2022-10-17 16:35:04,916 INFO L158 Benchmark]: Boogie Preprocessor took 178.25ms. Allocated memory is still 107.0MB. Free memory was 79.5MB in the beginning and 70.3MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 16:35:04,917 INFO L158 Benchmark]: RCFGBuilder took 2973.88ms. Allocated memory was 107.0MB in the beginning and 174.1MB in the end (delta: 67.1MB). Free memory was 70.3MB in the beginning and 129.6MB in the end (delta: -59.3MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. [2022-10-17 16:35:04,917 INFO L158 Benchmark]: CodeCheck took 20677.91ms. Allocated memory was 174.1MB in the beginning and 381.7MB in the end (delta: 207.6MB). Free memory was 129.6MB in the beginning and 274.4MB in the end (delta: -144.8MB). Peak memory consumption was 62.8MB. Max. memory is 16.1GB. [2022-10-17 16:35:04,920 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory is still 61.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 971.76ms. Allocated memory was 83.9MB in the beginning and 107.0MB in the end (delta: 23.1MB). Free memory was 43.1MB in the beginning and 58.0MB in the end (delta: -15.0MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 253.32ms. Allocated memory is still 107.0MB. Free memory was 57.8MB in the beginning and 79.5MB in the end (delta: -21.7MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 178.25ms. Allocated memory is still 107.0MB. Free memory was 79.5MB in the beginning and 70.3MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 2973.88ms. Allocated memory was 107.0MB in the beginning and 174.1MB in the end (delta: 67.1MB). Free memory was 70.3MB in the beginning and 129.6MB in the end (delta: -59.3MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. * CodeCheck took 20677.91ms. Allocated memory was 174.1MB in the beginning and 381.7MB in the end (delta: 207.6MB). Free memory was 129.6MB in the beginning and 274.4MB in the end (delta: -144.8MB). Peak memory consumption was 62.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:35:04,990 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0f45ef-c048-407e-8882-a0ad1597e133/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0f45ef-c048-407e-8882-a0ad1597e133/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0f45ef-c048-407e-8882-a0ad1597e133/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_0d0f45ef-c048-407e-8882-a0ad1597e133/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0f45ef-c048-407e-8882-a0ad1597e133/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test3-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0f45ef-c048-407e-8882-a0ad1597e133/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0f45ef-c048-407e-8882-a0ad1597e133/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 72a3b80a468e10df778a3b8ff41e4c2b1e0b82c1005f056b209a19315511b1a5 --- 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 16:35:07,583 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:35:07,587 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:35:07,638 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:35:07,639 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:35:07,643 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:35:07,646 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:35:07,650 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:35:07,658 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:35:07,664 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:35:07,667 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:35:07,669 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:35:07,669 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:35:07,670 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:35:07,672 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:35:07,673 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:35:07,674 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:35:07,675 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:35:07,677 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:35:07,679 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:35:07,684 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:35:07,685 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:35:07,689 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:35:07,691 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:35:07,705 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:35:07,706 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:35:07,706 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:35:07,708 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:35:07,709 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:35:07,710 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:35:07,711 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:35:07,711 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:35:07,713 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:35:07,714 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:35:07,715 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:35:07,716 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:35:07,717 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:35:07,717 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:35:07,717 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:35:07,719 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:35:07,720 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:35:07,720 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0f45ef-c048-407e-8882-a0ad1597e133/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:35:07,762 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:35:07,763 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:35:07,765 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:35:07,765 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:35:07,766 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:35:07,767 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:35:07,767 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:35:07,767 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:35:07,767 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:35:07,767 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:35:07,768 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:35:07,769 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:35:07,769 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:35:07,769 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:35:07,769 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:35:07,769 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:35:07,770 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:35:07,770 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:35:07,770 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:35:07,770 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:35:07,770 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:35:07,771 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:35:07,771 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:35:07,771 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:35:07,771 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:35:07,771 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:35:07,772 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:35:07,772 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:35:07,772 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:35:07,772 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:35:07,772 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:35:07,772 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:35:07,773 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0f45ef-c048-407e-8882-a0ad1597e133/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0f45ef-c048-407e-8882-a0ad1597e133/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72a3b80a468e10df778a3b8ff41e4c2b1e0b82c1005f056b209a19315511b1a5 [2022-10-17 16:35:08,252 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:35:08,284 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:35:08,286 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:35:08,288 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:35:08,289 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:35:08,290 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0f45ef-c048-407e-8882-a0ad1597e133/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test3-2.i [2022-10-17 16:35:08,363 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0f45ef-c048-407e-8882-a0ad1597e133/bin/ukojak-92XMlrwhuB/data/f8c527047/9b7509bf1d8d4dfda3801ba42ad108bd/FLAG4b6cf1ef8 [2022-10-17 16:35:09,099 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:35:09,100 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0f45ef-c048-407e-8882-a0ad1597e133/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test3-2.i [2022-10-17 16:35:09,121 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0f45ef-c048-407e-8882-a0ad1597e133/bin/ukojak-92XMlrwhuB/data/f8c527047/9b7509bf1d8d4dfda3801ba42ad108bd/FLAG4b6cf1ef8 [2022-10-17 16:35:09,268 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0f45ef-c048-407e-8882-a0ad1597e133/bin/ukojak-92XMlrwhuB/data/f8c527047/9b7509bf1d8d4dfda3801ba42ad108bd [2022-10-17 16:35:09,271 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:35:09,272 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:35:09,274 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:35:09,275 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:35:09,279 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:35:09,280 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:35:09" (1/1) ... [2022-10-17 16:35:09,281 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57cadc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:09, skipping insertion in model container [2022-10-17 16:35:09,282 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:35:09" (1/1) ... [2022-10-17 16:35:09,290 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:35:09,366 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:35:09,864 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_0d0f45ef-c048-407e-8882-a0ad1597e133/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test3-2.i[33021,33034] [2022-10-17 16:35:09,985 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_0d0f45ef-c048-407e-8882-a0ad1597e133/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test3-2.i[44590,44603] [2022-10-17 16:35:10,023 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:35:10,035 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-10-17 16:35:10,067 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:35:10,094 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_0d0f45ef-c048-407e-8882-a0ad1597e133/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test3-2.i[33021,33034] [2022-10-17 16:35:10,227 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_0d0f45ef-c048-407e-8882-a0ad1597e133/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test3-2.i[44590,44603] [2022-10-17 16:35:10,238 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:35:10,243 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:35:10,283 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_0d0f45ef-c048-407e-8882-a0ad1597e133/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test3-2.i[33021,33034] [2022-10-17 16:35:10,386 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_0d0f45ef-c048-407e-8882-a0ad1597e133/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test3-2.i[44590,44603] [2022-10-17 16:35:10,404 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:35:10,456 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:35:10,456 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:10 WrapperNode [2022-10-17 16:35:10,456 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:35:10,458 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:35:10,458 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:35:10,458 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:35:10,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:10" (1/1) ... [2022-10-17 16:35:10,505 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:10" (1/1) ... [2022-10-17 16:35:10,574 INFO L138 Inliner]: procedures = 180, calls = 336, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1181 [2022-10-17 16:35:10,574 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:35:10,575 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:35:10,575 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:35:10,575 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:35:10,585 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:10" (1/1) ... [2022-10-17 16:35:10,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:10" (1/1) ... [2022-10-17 16:35:10,606 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:10" (1/1) ... [2022-10-17 16:35:10,612 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:10" (1/1) ... [2022-10-17 16:35:10,690 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:10" (1/1) ... [2022-10-17 16:35:10,722 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:10" (1/1) ... [2022-10-17 16:35:10,727 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:10" (1/1) ... [2022-10-17 16:35:10,734 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:10" (1/1) ... [2022-10-17 16:35:10,749 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:35:10,757 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:35:10,758 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:35:10,758 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:35:10,759 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:10" (1/1) ... [2022-10-17 16:35:10,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:35:10,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0f45ef-c048-407e-8882-a0ad1597e133/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:35:10,793 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0f45ef-c048-407e-8882-a0ad1597e133/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:35:10,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0f45ef-c048-407e-8882-a0ad1597e133/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:35:10,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-10-17 16:35:10,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 16:35:10,856 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:35:10,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:35:10,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 16:35:10,857 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 16:35:10,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:35:10,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:35:10,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:35:10,858 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:35:10,858 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-17 16:35:10,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:35:10,858 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:35:10,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:35:10,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:35:10,858 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:35:10,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:35:11,147 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:35:11,163 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation