./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/xcsp/CostasArray-13.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/xcsp/CostasArray-13.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --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 fae797bba5f84b32bda838008d537dc38b6f17bd1807f624e9d0e482c34afd0d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:24:45,867 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:24:45,938 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 22:24:45,943 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:24:45,944 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:24:45,968 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:24:45,969 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:24:45,969 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:24:45,970 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:24:45,970 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:24:45,971 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:24:45,972 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:24:45,972 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:24:45,973 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:24:45,973 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:24:45,974 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:24:45,974 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:24:45,975 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:24:45,975 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:24:45,976 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:24:45,977 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:24:45,977 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:24:45,989 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:24:45,989 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:24:45,990 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:24:45,990 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:24:45,991 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:24:45,991 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:24:45,992 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:24:45,992 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:24:45,993 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:24:45,993 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:24:45,993 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:24:45,994 INFO L153 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_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fae797bba5f84b32bda838008d537dc38b6f17bd1807f624e9d0e482c34afd0d [2023-12-02 22:24:46,225 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:24:46,263 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:24:46,266 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:24:46,267 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:24:46,269 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:24:46,271 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/xcsp/CostasArray-13.c [2023-12-02 22:24:49,021 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:24:49,252 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:24:49,252 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/sv-benchmarks/c/xcsp/CostasArray-13.c [2023-12-02 22:24:49,265 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/bin/ukojak-verify-Qdu7aM0XO9/data/6d6115095/7e06e22005864363b96e5f8df22df9c5/FLAG3d708b39c [2023-12-02 22:24:49,278 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/bin/ukojak-verify-Qdu7aM0XO9/data/6d6115095/7e06e22005864363b96e5f8df22df9c5 [2023-12-02 22:24:49,280 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:24:49,281 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:24:49,282 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:24:49,282 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:24:49,287 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:24:49,287 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:24:49" (1/1) ... [2023-12-02 22:24:49,288 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40e00cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:49, skipping insertion in model container [2023-12-02 22:24:49,289 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:24:49" (1/1) ... [2023-12-02 22:24:49,341 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:24:49,596 WARN L240 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_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/sv-benchmarks/c/xcsp/CostasArray-13.c[22583,22596] [2023-12-02 22:24:49,608 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:24:49,617 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:24:49,689 WARN L240 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_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/sv-benchmarks/c/xcsp/CostasArray-13.c[22583,22596] [2023-12-02 22:24:49,696 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:24:49,711 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:24:49,711 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:49 WrapperNode [2023-12-02 22:24:49,712 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:24:49,713 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:24:49,713 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:24:49,713 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:24:49,721 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:49" (1/1) ... [2023-12-02 22:24:49,745 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:49" (1/1) ... [2023-12-02 22:24:49,806 INFO L138 Inliner]: procedures = 13, calls = 697, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1146 [2023-12-02 22:24:49,807 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:24:49,807 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:24:49,808 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:24:49,808 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:24:49,818 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:49" (1/1) ... [2023-12-02 22:24:49,818 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:49" (1/1) ... [2023-12-02 22:24:49,824 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:49" (1/1) ... [2023-12-02 22:24:49,825 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:49" (1/1) ... [2023-12-02 22:24:49,851 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:49" (1/1) ... [2023-12-02 22:24:49,855 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:49" (1/1) ... [2023-12-02 22:24:49,858 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:49" (1/1) ... [2023-12-02 22:24:49,864 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:49" (1/1) ... [2023-12-02 22:24:49,871 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:24:49,872 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:24:49,873 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:24:49,873 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:24:49,874 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:49" (1/1) ... [2023-12-02 22:24:49,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:24:49,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:24:49,905 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:24:49,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:24:49,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:24:49,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:24:49,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:24:49,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:24:49,946 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2023-12-02 22:24:49,946 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2023-12-02 22:24:50,058 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:24:50,060 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:24:50,811 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:24:50,877 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:24:50,877 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 22:24:50,879 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:24:50 BoogieIcfgContainer [2023-12-02 22:24:50,879 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:24:50,880 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:24:50,880 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:24:50,890 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:24:50,891 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:24:50" (1/1) ... [2023-12-02 22:24:50,900 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:24:50,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:50,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 784 states and 1472 transitions. [2023-12-02 22:24:50,978 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1472 transitions. [2023-12-02 22:24:51,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2161 [2023-12-02 22:24:51,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:51,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:26:29,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:26:29,618 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 22:31:37,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:31:49,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 22:31:49,783 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:488) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-12-02 22:31:49,787 INFO L158 Benchmark]: Toolchain (without parser) took 420505.10ms. Allocated memory was 157.3MB in the beginning and 3.0GB in the end (delta: 2.8GB). Free memory was 126.4MB in the beginning and 718.4MB in the end (delta: -592.0MB). Peak memory consumption was 2.2GB. Max. memory is 16.1GB. [2023-12-02 22:31:49,787 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 123.7MB. Free memory is still 96.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:31:49,788 INFO L158 Benchmark]: CACSL2BoogieTranslator took 429.99ms. Allocated memory is still 157.3MB. Free memory was 126.4MB in the beginning and 99.2MB in the end (delta: 27.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-12-02 22:31:49,788 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.17ms. Allocated memory is still 157.3MB. Free memory was 99.2MB in the beginning and 92.8MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 22:31:49,789 INFO L158 Benchmark]: Boogie Preprocessor took 64.15ms. Allocated memory is still 157.3MB. Free memory was 92.8MB in the beginning and 88.8MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 22:31:49,790 INFO L158 Benchmark]: RCFGBuilder took 1006.95ms. Allocated memory is still 157.3MB. Free memory was 88.8MB in the beginning and 114.3MB in the end (delta: -25.5MB). Peak memory consumption was 42.4MB. Max. memory is 16.1GB. [2023-12-02 22:31:49,790 INFO L158 Benchmark]: CodeCheck took 418905.41ms. Allocated memory was 157.3MB in the beginning and 3.0GB in the end (delta: 2.8GB). Free memory was 114.3MB in the beginning and 718.4MB in the end (delta: -604.1MB). Peak memory consumption was 2.2GB. Max. memory is 16.1GB. [2023-12-02 22:31:49,794 INFO L338 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:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 123.7MB. Free memory is still 96.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 429.99ms. Allocated memory is still 157.3MB. Free memory was 126.4MB in the beginning and 99.2MB in the end (delta: 27.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.17ms. Allocated memory is still 157.3MB. Free memory was 99.2MB in the beginning and 92.8MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.15ms. Allocated memory is still 157.3MB. Free memory was 92.8MB in the beginning and 88.8MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1006.95ms. Allocated memory is still 157.3MB. Free memory was 88.8MB in the beginning and 114.3MB in the end (delta: -25.5MB). Peak memory consumption was 42.4MB. Max. memory is 16.1GB. * CodeCheck took 418905.41ms. Allocated memory was 157.3MB in the beginning and 3.0GB in the end (delta: 2.8GB). Free memory was 114.3MB in the beginning and 718.4MB in the end (delta: -604.1MB). Peak memory consumption was 2.2GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 22:31:49,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/bin/ukojak-verify-Qdu7aM0XO9/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/xcsp/CostasArray-13.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --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 fae797bba5f84b32bda838008d537dc38b6f17bd1807f624e9d0e482c34afd0d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:31:51,953 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:31:52,032 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-02 22:31:52,064 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:31:52,065 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:31:52,066 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:31:52,067 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:31:52,067 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:31:52,068 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:31:52,069 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:31:52,069 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:31:52,070 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:31:52,070 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:31:52,071 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:31:52,071 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:31:52,072 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:31:52,073 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 22:31:52,073 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 22:31:52,074 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 22:31:52,074 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:31:52,075 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:31:52,075 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:31:52,076 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:31:52,076 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:31:52,077 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:31:52,077 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:31:52,078 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 22:31:52,078 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:31:52,079 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:31:52,079 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:31:52,080 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:31:52,080 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:31:52,081 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 22:31:52,081 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:31:52,081 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:31:52,081 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 22:31:52,082 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 22:31:52,082 INFO L153 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_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fae797bba5f84b32bda838008d537dc38b6f17bd1807f624e9d0e482c34afd0d [2023-12-02 22:31:52,393 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:31:52,414 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:31:52,416 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:31:52,418 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:31:52,418 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:31:52,420 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/xcsp/CostasArray-13.c [2023-12-02 22:31:55,284 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:31:55,540 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:31:55,541 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/sv-benchmarks/c/xcsp/CostasArray-13.c [2023-12-02 22:31:55,555 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/bin/ukojak-verify-Qdu7aM0XO9/data/a356b0ee8/52fe9403b2b54aa39903cc55b131a381/FLAG8bbf3602a [2023-12-02 22:31:55,570 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/bin/ukojak-verify-Qdu7aM0XO9/data/a356b0ee8/52fe9403b2b54aa39903cc55b131a381 [2023-12-02 22:31:55,572 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:31:55,573 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:31:55,575 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:31:55,575 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:31:55,579 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:31:55,580 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:31:55" (1/1) ... [2023-12-02 22:31:55,581 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@523b52c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:31:55, skipping insertion in model container [2023-12-02 22:31:55,582 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:31:55" (1/1) ... [2023-12-02 22:31:55,630 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:31:55,900 WARN L240 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_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/sv-benchmarks/c/xcsp/CostasArray-13.c[22583,22596] [2023-12-02 22:31:55,912 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:31:55,937 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:31:56,030 WARN L240 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_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/sv-benchmarks/c/xcsp/CostasArray-13.c[22583,22596] [2023-12-02 22:31:56,033 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:31:56,049 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:31:56,049 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:31:56 WrapperNode [2023-12-02 22:31:56,049 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:31:56,051 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:31:56,051 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:31:56,051 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:31:56,059 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:31:56" (1/1) ... [2023-12-02 22:31:56,082 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:31:56" (1/1) ... [2023-12-02 22:31:56,144 INFO L138 Inliner]: procedures = 13, calls = 697, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1058 [2023-12-02 22:31:56,145 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:31:56,146 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:31:56,146 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:31:56,146 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:31:56,156 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:31:56" (1/1) ... [2023-12-02 22:31:56,156 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:31:56" (1/1) ... [2023-12-02 22:31:56,166 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:31:56" (1/1) ... [2023-12-02 22:31:56,167 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:31:56" (1/1) ... [2023-12-02 22:31:56,198 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:31:56" (1/1) ... [2023-12-02 22:31:56,201 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:31:56" (1/1) ... [2023-12-02 22:31:56,206 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:31:56" (1/1) ... [2023-12-02 22:31:56,211 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:31:56" (1/1) ... [2023-12-02 22:31:56,219 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:31:56,220 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:31:56,221 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:31:56,221 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:31:56,222 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:31:56" (1/1) ... [2023-12-02 22:31:56,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:31:56,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:31:56,254 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:31:56,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:31:56,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:31:56,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:31:56,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:31:56,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 22:31:56,297 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2023-12-02 22:31:56,297 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2023-12-02 22:31:56,420 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:31:56,422 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:31:57,150 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:31:57,204 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:31:57,204 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 22:31:57,206 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:31:57 BoogieIcfgContainer [2023-12-02 22:31:57,207 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:31:57,208 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:31:57,208 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:31:57,218 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:31:57,219 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:31:57" (1/1) ... [2023-12-02 22:31:57,229 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:31:57,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:31:57,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 784 states and 1472 transitions. [2023-12-02 22:31:57,334 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1472 transitions. [2023-12-02 22:31:57,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2161 [2023-12-02 22:31:57,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:31:57,451 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:31:57,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:31:57,486 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:31:57,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 22:32:05,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:32:05,071 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 22:32:13,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:32:25,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 22:32:26,117 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-02 22:32:26,118 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:488) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-12-02 22:32:26,121 INFO L158 Benchmark]: Toolchain (without parser) took 30547.86ms. Allocated memory was 94.4MB in the beginning and 142.6MB in the end (delta: 48.2MB). Free memory was 70.8MB in the beginning and 52.1MB in the end (delta: 18.7MB). Peak memory consumption was 85.8MB. Max. memory is 16.1GB. [2023-12-02 22:32:26,122 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 67.1MB. Free memory is still 44.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:32:26,122 INFO L158 Benchmark]: CACSL2BoogieTranslator took 475.16ms. Allocated memory is still 94.4MB. Free memory was 70.6MB in the beginning and 63.8MB in the end (delta: 6.8MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. [2023-12-02 22:32:26,123 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.50ms. Allocated memory is still 94.4MB. Free memory was 63.8MB in the beginning and 57.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 22:32:26,123 INFO L158 Benchmark]: Boogie Preprocessor took 73.82ms. Allocated memory is still 94.4MB. Free memory was 57.5MB in the beginning and 53.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 22:32:26,124 INFO L158 Benchmark]: RCFGBuilder took 986.49ms. Allocated memory was 94.4MB in the beginning and 117.4MB in the end (delta: 23.1MB). Free memory was 53.0MB in the beginning and 73.1MB in the end (delta: -20.1MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. [2023-12-02 22:32:26,125 INFO L158 Benchmark]: CodeCheck took 28912.70ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 73.1MB in the beginning and 52.1MB in the end (delta: 21.0MB). Peak memory consumption was 62.8MB. Max. memory is 16.1GB. [2023-12-02 22:32:26,128 INFO L338 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:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 67.1MB. Free memory is still 44.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 475.16ms. Allocated memory is still 94.4MB. Free memory was 70.6MB in the beginning and 63.8MB in the end (delta: 6.8MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.50ms. Allocated memory is still 94.4MB. Free memory was 63.8MB in the beginning and 57.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.82ms. Allocated memory is still 94.4MB. Free memory was 57.5MB in the beginning and 53.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 986.49ms. Allocated memory was 94.4MB in the beginning and 117.4MB in the end (delta: 23.1MB). Free memory was 53.0MB in the beginning and 73.1MB in the end (delta: -20.1MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. * CodeCheck took 28912.70ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 73.1MB in the beginning and 52.1MB in the end (delta: 21.0MB). Peak memory consumption was 62.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 22:32:26,155 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9f76fb-4b33-465b-bd43-c0eaf36776ae/bin/ukojak-verify-Qdu7aM0XO9/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown