./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/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_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/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_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/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 23c0dee81707c82be8d9645ea65556f17c2a25b7864c310b805b07f657c0bc23 --- 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 17:01:30,422 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:01:30,425 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:01:30,480 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:01:30,481 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:01:30,485 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:01:30,488 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:01:30,494 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:01:30,496 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:01:30,502 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:01:30,504 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:01:30,507 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:01:30,508 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:01:30,511 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:01:30,514 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:01:30,516 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:01:30,518 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:01:30,519 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:01:30,521 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:01:30,532 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:01:30,534 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:01:30,535 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:01:30,539 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:01:30,541 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:01:30,551 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:01:30,551 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:01:30,552 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:01:30,554 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:01:30,555 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:01:30,557 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:01:30,557 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:01:30,559 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:01:30,561 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:01:30,562 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:01:30,564 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:01:30,564 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:01:30,565 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:01:30,565 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:01:30,566 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:01:30,567 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:01:30,567 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:01:30,568 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:01:30,610 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:01:30,610 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:01:30,612 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:01:30,612 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:01:30,613 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:01:30,613 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:01:30,614 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:01:30,614 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:01:30,614 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:01:30,614 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:01:30,615 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:01:30,616 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:01:30,616 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:01:30,616 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:01:30,616 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:01:30,617 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:01:30,617 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:01:30,617 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:01:30,618 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:01:30,618 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:01:30,618 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:01:30,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:01:30,619 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:01:30,619 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:01:30,619 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:01:30,619 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:01:30,621 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:01:30,621 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:01:30,622 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_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23c0dee81707c82be8d9645ea65556f17c2a25b7864c310b805b07f657c0bc23 [2022-10-17 17:01:30,903 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:01:30,945 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:01:30,948 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:01:30,949 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:01:30,971 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:01:30,972 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i [2022-10-17 17:01:31,057 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/bin/ukojak-92XMlrwhuB/data/1002c1e05/36001c1569304899b1733db98c6f2830/FLAGf8194a12d [2022-10-17 17:01:31,769 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:01:31,771 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i [2022-10-17 17:01:31,791 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/bin/ukojak-92XMlrwhuB/data/1002c1e05/36001c1569304899b1733db98c6f2830/FLAGf8194a12d [2022-10-17 17:01:31,981 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/bin/ukojak-92XMlrwhuB/data/1002c1e05/36001c1569304899b1733db98c6f2830 [2022-10-17 17:01:31,984 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:01:31,985 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:01:31,987 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:01:31,988 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:01:31,993 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:01:31,993 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:01:31" (1/1) ... [2022-10-17 17:01:31,995 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7df9dda1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:31, skipping insertion in model container [2022-10-17 17:01:31,995 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:01:31" (1/1) ... [2022-10-17 17:01:32,002 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:01:32,054 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:01:32,520 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_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i[33021,33034] [2022-10-17 17:01:32,694 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_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i[44124,44137] [2022-10-17 17:01:32,701 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_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i[44245,44258] [2022-10-17 17:01:32,713 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:01:32,728 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:01:32,755 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_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i[33021,33034] [2022-10-17 17:01:32,805 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_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i[44124,44137] [2022-10-17 17:01:32,806 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_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i[44245,44258] [2022-10-17 17:01:32,809 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:01:32,848 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:01:32,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:32 WrapperNode [2022-10-17 17:01:32,848 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:01:32,849 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:01:32,850 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:01:32,850 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:01:32,858 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:32" (1/1) ... [2022-10-17 17:01:32,909 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:32" (1/1) ... [2022-10-17 17:01:33,002 INFO L138 Inliner]: procedures = 176, calls = 277, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 996 [2022-10-17 17:01:33,002 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:01:33,003 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:01:33,004 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:01:33,004 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:01:33,014 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:32" (1/1) ... [2022-10-17 17:01:33,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:32" (1/1) ... [2022-10-17 17:01:33,028 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:32" (1/1) ... [2022-10-17 17:01:33,028 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:32" (1/1) ... [2022-10-17 17:01:33,095 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:32" (1/1) ... [2022-10-17 17:01:33,130 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:32" (1/1) ... [2022-10-17 17:01:33,136 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:32" (1/1) ... [2022-10-17 17:01:33,149 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:32" (1/1) ... [2022-10-17 17:01:33,162 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:01:33,173 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:01:33,174 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:01:33,175 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:01:33,176 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:32" (1/1) ... [2022-10-17 17:01:33,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:01:33,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:01:33,222 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:01:33,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:01:33,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 17:01:33,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 17:01:33,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 17:01:33,274 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 17:01:33,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 17:01:33,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:01:33,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 17:01:33,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:01:33,276 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-17 17:01:33,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 17:01:33,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:01:33,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:01:33,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:01:33,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:01:33,517 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:01:33,519 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:01:35,105 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:01:35,529 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:01:35,530 INFO L300 CfgBuilder]: Removed 63 assume(true) statements. [2022-10-17 17:01:35,536 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:01:35 BoogieIcfgContainer [2022-10-17 17:01:35,536 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:01:35,537 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:01:35,538 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:01:35,548 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:01:35,549 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:01:35" (1/1) ... [2022-10-17 17:01:35,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:01:35,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:35,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 108 states and 189 transitions. [2022-10-17 17:01:35,678 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 189 transitions. [2022-10-17 17:01:35,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 17:01:35,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:35,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:35,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:35,898 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 17:01:35,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:35,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 108 states and 186 transitions. [2022-10-17 17:01:35,928 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 186 transitions. [2022-10-17 17:01:35,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 17:01:35,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:35,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:35,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:36,187 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 17:01:36,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:36,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 110 states and 189 transitions. [2022-10-17 17:01:36,229 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 189 transitions. [2022-10-17 17:01:36,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 17:01:36,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:36,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:36,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:36,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:01:36,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:36,338 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 17:01:36,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:36,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 110 states and 187 transitions. [2022-10-17 17:01:36,346 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 187 transitions. [2022-10-17 17:01:36,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 17:01:36,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:36,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:36,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:36,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:01:36,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:36,453 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 17:01:36,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:36,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 110 states and 183 transitions. [2022-10-17 17:01:36,473 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 183 transitions. [2022-10-17 17:01:36,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 17:01:36,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:36,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:36,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:36,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:01:36,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:36,591 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 17:01:36,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:36,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 110 states and 177 transitions. [2022-10-17 17:01:36,606 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 177 transitions. [2022-10-17 17:01:36,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 17:01:36,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:36,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:37,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:37,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 1459 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:01:37,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:37,295 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 17:01:37,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:37,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 110 states and 171 transitions. [2022-10-17 17:01:37,367 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 171 transitions. [2022-10-17 17:01:37,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 17:01:37,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:37,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:38,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:38,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 1602 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 17:01:38,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:38,221 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 17:01:38,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:38,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 122 states and 185 transitions. [2022-10-17 17:01:38,449 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 185 transitions. [2022-10-17 17:01:38,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 17:01:38,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:38,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:38,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:38,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:01:38,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:38,667 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 17:01:38,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:38,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 122 states and 183 transitions. [2022-10-17 17:01:38,675 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 183 transitions. [2022-10-17 17:01:38,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 17:01:38,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:38,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:38,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:38,863 INFO L263 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:01:38,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:38,870 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 17:01:38,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:38,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 122 states and 181 transitions. [2022-10-17 17:01:38,878 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 181 transitions. [2022-10-17 17:01:38,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 17:01:38,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:38,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:39,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:39,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 1616 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:01:39,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:39,555 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 17:01:39,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:39,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 122 states and 179 transitions. [2022-10-17 17:01:39,572 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 179 transitions. [2022-10-17 17:01:39,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 17:01:39,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:39,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:40,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:40,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 1622 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 17:01:40,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:40,385 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 17:01:40,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:40,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 125 states and 181 transitions. [2022-10-17 17:01:40,421 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 181 transitions. [2022-10-17 17:01:40,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:01:40,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:40,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:40,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:40,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 17:01:40,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:40,809 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 17:01:40,837 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 17:01:40,854 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 17:01:40,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:40,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 127 states and 184 transitions. [2022-10-17 17:01:40,932 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 184 transitions. [2022-10-17 17:01:40,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:01:40,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:40,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:41,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:41,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:01:41,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:41,293 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 17:01:41,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:41,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 127 states and 181 transitions. [2022-10-17 17:01:41,311 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 181 transitions. [2022-10-17 17:01:41,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:01:41,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:41,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:41,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:41,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 742 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:01:41,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:41,620 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 17:01:41,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:41,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 127 states and 177 transitions. [2022-10-17 17:01:41,629 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 177 transitions. [2022-10-17 17:01:41,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 17:01:41,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:41,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:41,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:41,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 752 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:01:41,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:41,922 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 17:01:41,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:41,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 127 states and 173 transitions. [2022-10-17 17:01:41,931 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 173 transitions. [2022-10-17 17:01:41,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 17:01:41,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:41,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:42,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:42,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 788 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:01:42,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:42,284 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 17:01:42,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:42,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 127 states and 171 transitions. [2022-10-17 17:01:42,300 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 171 transitions. [2022-10-17 17:01:42,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 17:01:42,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:42,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:42,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:42,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 794 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 17:01:42,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:42,726 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 17:01:43,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:43,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 168 states and 225 transitions. [2022-10-17 17:01:43,779 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 225 transitions. [2022-10-17 17:01:43,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 17:01:43,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:43,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:44,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:44,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 808 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:01:44,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:44,109 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 17:01:44,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:44,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 168 states and 223 transitions. [2022-10-17 17:01:44,123 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 223 transitions. [2022-10-17 17:01:44,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 17:01:44,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:44,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:44,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:44,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 837 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:01:44,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:44,518 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 17:01:44,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:44,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 168 states and 221 transitions. [2022-10-17 17:01:44,697 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 221 transitions. [2022-10-17 17:01:44,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 17:01:44,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:44,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:45,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:45,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 814 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 17:01:45,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:45,148 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 17:01:45,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:45,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 171 states and 223 transitions. [2022-10-17 17:01:45,163 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 223 transitions. [2022-10-17 17:01:45,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 17:01:45,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:45,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:45,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:45,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 814 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 17:01:45,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:45,675 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 17:01:45,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:45,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 155 states and 203 transitions. [2022-10-17 17:01:45,692 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 203 transitions. [2022-10-17 17:01:45,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 17:01:45,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:45,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:46,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:46,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 818 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:01:46,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:46,021 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 17:01:46,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:46,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 155 states and 198 transitions. [2022-10-17 17:01:46,042 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 198 transitions. [2022-10-17 17:01:46,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 17:01:46,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:46,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:56,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-10-17 17:01:56,438 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 17:01:56,442 INFO L158 Benchmark]: Toolchain (without parser) took 24456.03ms. Allocated memory was 94.4MB in the beginning and 341.8MB in the end (delta: 247.5MB). Free memory was 58.6MB in the beginning and 131.6MB in the end (delta: -73.0MB). Peak memory consumption was 176.2MB. Max. memory is 16.1GB. [2022-10-17 17:01:56,443 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 94.4MB. Free memory was 65.4MB in the beginning and 65.4MB in the end (delta: 30.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:01:56,443 INFO L158 Benchmark]: CACSL2BoogieTranslator took 861.29ms. Allocated memory is still 94.4MB. Free memory was 58.4MB in the beginning and 46.3MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 17:01:56,444 INFO L158 Benchmark]: Boogie Procedure Inliner took 153.24ms. Allocated memory was 94.4MB in the beginning and 123.7MB in the end (delta: 29.4MB). Free memory was 46.3MB in the beginning and 93.4MB in the end (delta: -47.0MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2022-10-17 17:01:56,445 INFO L158 Benchmark]: Boogie Preprocessor took 168.07ms. Allocated memory is still 123.7MB. Free memory was 93.4MB in the beginning and 85.8MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 17:01:56,446 INFO L158 Benchmark]: RCFGBuilder took 2363.01ms. Allocated memory was 123.7MB in the beginning and 165.7MB in the end (delta: 41.9MB). Free memory was 85.8MB in the beginning and 58.0MB in the end (delta: 27.7MB). Peak memory consumption was 75.0MB. Max. memory is 16.1GB. [2022-10-17 17:01:56,447 INFO L158 Benchmark]: CodeCheck took 20903.57ms. Allocated memory was 165.7MB in the beginning and 341.8MB in the end (delta: 176.2MB). Free memory was 58.0MB in the beginning and 131.6MB in the end (delta: -73.5MB). Peak memory consumption was 103.7MB. Max. memory is 16.1GB. [2022-10-17 17:01:56,451 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 94.4MB. Free memory was 65.4MB in the beginning and 65.4MB in the end (delta: 30.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 861.29ms. Allocated memory is still 94.4MB. Free memory was 58.4MB in the beginning and 46.3MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 153.24ms. Allocated memory was 94.4MB in the beginning and 123.7MB in the end (delta: 29.4MB). Free memory was 46.3MB in the beginning and 93.4MB in the end (delta: -47.0MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 168.07ms. Allocated memory is still 123.7MB. Free memory was 93.4MB in the beginning and 85.8MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2363.01ms. Allocated memory was 123.7MB in the beginning and 165.7MB in the end (delta: 41.9MB). Free memory was 85.8MB in the beginning and 58.0MB in the end (delta: 27.7MB). Peak memory consumption was 75.0MB. Max. memory is 16.1GB. * CodeCheck took 20903.57ms. Allocated memory was 165.7MB in the beginning and 341.8MB in the end (delta: 176.2MB). Free memory was 58.0MB in the beginning and 131.6MB in the end (delta: -73.5MB). Peak memory consumption was 103.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 17:01:56,499 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/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_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/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_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/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 23c0dee81707c82be8d9645ea65556f17c2a25b7864c310b805b07f657c0bc23 --- 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 17:01:58,971 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:01:58,974 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:01:59,016 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:01:59,017 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:01:59,023 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:01:59,026 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:01:59,031 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:01:59,038 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:01:59,043 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:01:59,047 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:01:59,048 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:01:59,049 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:01:59,050 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:01:59,051 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:01:59,053 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:01:59,062 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:01:59,064 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:01:59,066 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:01:59,077 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:01:59,078 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:01:59,080 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:01:59,082 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:01:59,083 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:01:59,088 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:01:59,088 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:01:59,089 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:01:59,090 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:01:59,090 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:01:59,092 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:01:59,092 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:01:59,094 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:01:59,095 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:01:59,096 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:01:59,097 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:01:59,097 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:01:59,098 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:01:59,099 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:01:59,099 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:01:59,100 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:01:59,101 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:01:59,102 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 17:01:59,144 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:01:59,145 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:01:59,147 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:01:59,147 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:01:59,149 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:01:59,149 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:01:59,149 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:01:59,150 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:01:59,150 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:01:59,150 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:01:59,151 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:01:59,151 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:01:59,152 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:01:59,152 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 17:01:59,152 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 17:01:59,152 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 17:01:59,152 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:01:59,152 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:01:59,153 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:01:59,153 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:01:59,153 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:01:59,153 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:01:59,153 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:01:59,154 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:01:59,154 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:01:59,154 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:01:59,154 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:01:59,154 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 17:01:59,155 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 17:01:59,155 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:01:59,155 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 17:01:59,155 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 17:01:59,156 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_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23c0dee81707c82be8d9645ea65556f17c2a25b7864c310b805b07f657c0bc23 [2022-10-17 17:01:59,579 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:01:59,611 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:01:59,616 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:01:59,618 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:01:59,618 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:01:59,620 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i [2022-10-17 17:01:59,704 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/bin/ukojak-92XMlrwhuB/data/6161fe3cc/d95618c1e58444b7b21e742996693d5b/FLAG417d67087 [2022-10-17 17:02:00,427 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:02:00,428 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i [2022-10-17 17:02:00,447 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/bin/ukojak-92XMlrwhuB/data/6161fe3cc/d95618c1e58444b7b21e742996693d5b/FLAG417d67087 [2022-10-17 17:02:00,614 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/bin/ukojak-92XMlrwhuB/data/6161fe3cc/d95618c1e58444b7b21e742996693d5b [2022-10-17 17:02:00,616 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:02:00,619 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:02:00,633 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:02:00,633 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:02:00,637 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:02:00,638 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:02:00" (1/1) ... [2022-10-17 17:02:00,639 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68d08288 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:00, skipping insertion in model container [2022-10-17 17:02:00,639 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:02:00" (1/1) ... [2022-10-17 17:02:00,648 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:02:00,735 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:02:01,296 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_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i[33021,33034] [2022-10-17 17:02:01,475 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_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i[44124,44137] [2022-10-17 17:02:01,476 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_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i[44245,44258] [2022-10-17 17:02:01,493 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:02:01,505 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-10-17 17:02:01,525 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:02:01,544 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_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i[33021,33034] [2022-10-17 17:02:01,597 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_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i[44124,44137] [2022-10-17 17:02:01,598 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_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i[44245,44258] [2022-10-17 17:02:01,601 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:02:01,606 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:02:01,634 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_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i[33021,33034] [2022-10-17 17:02:01,721 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_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i[44124,44137] [2022-10-17 17:02:01,730 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_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i[44245,44258] [2022-10-17 17:02:01,734 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:02:01,788 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:02:01,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:01 WrapperNode [2022-10-17 17:02:01,788 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:02:01,790 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:02:01,790 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:02:01,791 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:02:01,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:01" (1/1) ... [2022-10-17 17:02:01,852 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:01" (1/1) ... [2022-10-17 17:02:01,924 INFO L138 Inliner]: procedures = 179, calls = 277, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 996 [2022-10-17 17:02:01,925 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:02:01,925 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:02:01,925 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:02:01,926 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:02:01,935 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:01" (1/1) ... [2022-10-17 17:02:01,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:01" (1/1) ... [2022-10-17 17:02:01,946 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:01" (1/1) ... [2022-10-17 17:02:01,947 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:01" (1/1) ... [2022-10-17 17:02:02,029 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:01" (1/1) ... [2022-10-17 17:02:02,040 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:01" (1/1) ... [2022-10-17 17:02:02,045 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:01" (1/1) ... [2022-10-17 17:02:02,051 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:01" (1/1) ... [2022-10-17 17:02:02,060 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:02:02,061 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:02:02,062 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:02:02,062 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:02:02,063 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:01" (1/1) ... [2022-10-17 17:02:02,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:02:02,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:02:02,090 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:02:02,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e61f6c9-b06d-499a-a7f1-c9137b915f4e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:02:02,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-10-17 17:02:02,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 17:02:02,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 17:02:02,141 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 17:02:02,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 17:02:02,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:02:02,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 17:02:02,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:02:02,141 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-17 17:02:02,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 17:02:02,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:02:02,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 17:02:02,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 17:02:02,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:02:02,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:02:02,365 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:02:02,368 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation