./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d866e94-c6d6-4505-ae54-146f1adce51e/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d866e94-c6d6-4505-ae54-146f1adce51e/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d866e94-c6d6-4505-ae54-146f1adce51e/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d866e94-c6d6-4505-ae54-146f1adce51e/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d866e94-c6d6-4505-ae54-146f1adce51e/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d866e94-c6d6-4505-ae54-146f1adce51e/bin/ukojak-verify-afCqCEvfdi --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 202a0432e117f9058bd61aa67403e31b42b1f3767a8cd5b20aabf9e04f737968 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:16:10,876 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:16:10,998 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d866e94-c6d6-4505-ae54-146f1adce51e/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:16:11,006 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:16:11,007 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:16:11,045 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:16:11,046 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:16:11,047 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:16:11,048 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:16:11,054 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:16:11,055 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:16:11,055 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:16:11,056 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:16:11,058 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:16:11,058 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:16:11,059 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:16:11,059 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:16:11,060 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:16:11,060 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:16:11,061 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:16:11,061 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:16:11,062 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:16:11,063 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:16:11,063 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:16:11,063 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:16:11,064 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:16:11,064 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:16:11,064 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:16:11,064 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:16:11,065 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:16:11,065 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:16:11,066 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:16:11,066 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:16:11,066 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_8d866e94-c6d6-4505-ae54-146f1adce51e/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d866e94-c6d6-4505-ae54-146f1adce51e/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 202a0432e117f9058bd61aa67403e31b42b1f3767a8cd5b20aabf9e04f737968 [2023-11-24 22:16:11,401 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:16:11,435 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:16:11,438 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:16:11,440 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:16:11,440 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:16:11,442 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d866e94-c6d6-4505-ae54-146f1adce51e/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-1.i [2023-11-24 22:16:14,550 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:16:14,896 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:16:14,897 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d866e94-c6d6-4505-ae54-146f1adce51e/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-1.i [2023-11-24 22:16:14,911 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d866e94-c6d6-4505-ae54-146f1adce51e/bin/ukojak-verify-afCqCEvfdi/data/1efac8124/8b5fa09dda504b7a92debe3ccd2c1c6c/FLAG6f8667557 [2023-11-24 22:16:14,927 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d866e94-c6d6-4505-ae54-146f1adce51e/bin/ukojak-verify-afCqCEvfdi/data/1efac8124/8b5fa09dda504b7a92debe3ccd2c1c6c [2023-11-24 22:16:14,930 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:16:14,932 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:16:14,933 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:16:14,933 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:16:14,939 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:16:14,940 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:16:14" (1/1) ... [2023-11-24 22:16:14,941 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ee55388 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:14, skipping insertion in model container [2023-11-24 22:16:14,942 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:16:14" (1/1) ... [2023-11-24 22:16:15,018 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:16:15,219 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_8d866e94-c6d6-4505-ae54-146f1adce51e/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-1.i[915,928] [2023-11-24 22:16:15,440 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:16:15,465 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:16:15,480 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_8d866e94-c6d6-4505-ae54-146f1adce51e/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-1.i[915,928] [2023-11-24 22:16:15,601 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:16:15,636 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:16:15,637 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:15 WrapperNode [2023-11-24 22:16:15,637 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:16:15,638 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:16:15,638 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:16:15,639 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:16:15,647 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:15" (1/1) ... [2023-11-24 22:16:15,688 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:15" (1/1) ... [2023-11-24 22:16:15,825 INFO L138 Inliner]: procedures = 26, calls = 56, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 401 [2023-11-24 22:16:15,825 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:16:15,826 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:16:15,827 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:16:15,827 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:16:15,836 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:15" (1/1) ... [2023-11-24 22:16:15,837 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:15" (1/1) ... [2023-11-24 22:16:15,844 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:15" (1/1) ... [2023-11-24 22:16:15,844 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:15" (1/1) ... [2023-11-24 22:16:15,869 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:15" (1/1) ... [2023-11-24 22:16:15,875 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:15" (1/1) ... [2023-11-24 22:16:15,880 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:15" (1/1) ... [2023-11-24 22:16:15,885 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:15" (1/1) ... [2023-11-24 22:16:15,911 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:16:15,912 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:16:15,912 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:16:15,912 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:16:15,913 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:15" (1/1) ... [2023-11-24 22:16:15,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:16:15,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d866e94-c6d6-4505-ae54-146f1adce51e/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:16:15,960 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d866e94-c6d6-4505-ae54-146f1adce51e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:16:15,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d866e94-c6d6-4505-ae54-146f1adce51e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:16:15,999 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:16:15,999 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:16:16,000 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:16:16,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:16:16,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:16:16,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:16:16,122 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:16:16,124 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:16:16,951 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:16:17,797 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:16:17,798 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:16:17,799 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:16:17 BoogieIcfgContainer [2023-11-24 22:16:17,800 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:16:17,800 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:16:17,801 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:16:17,811 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:16:17,811 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:16:17" (1/1) ... [2023-11-24 22:16:17,820 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:16:17,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:17,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 77 states and 120 transitions. [2023-11-24 22:16:17,880 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 120 transitions. [2023-11-24 22:16:17,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-24 22:16:17,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:17,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:24,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:16:24,219 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:16:34,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-24 22:16:34,400 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) [2023-11-24 22:16:34,404 INFO L158 Benchmark]: Toolchain (without parser) took 19471.45ms. Allocated memory was 117.4MB in the beginning and 155.2MB in the end (delta: 37.7MB). Free memory was 76.8MB in the beginning and 65.5MB in the end (delta: 11.3MB). Peak memory consumption was 52.0MB. Max. memory is 16.1GB. [2023-11-24 22:16:34,405 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 89.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:16:34,406 INFO L158 Benchmark]: CACSL2BoogieTranslator took 704.14ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 52.1MB in the end (delta: 24.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-24 22:16:34,407 INFO L158 Benchmark]: Boogie Procedure Inliner took 187.39ms. Allocated memory is still 117.4MB. Free memory was 51.9MB in the beginning and 84.6MB in the end (delta: -32.8MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2023-11-24 22:16:34,409 INFO L158 Benchmark]: Boogie Preprocessor took 84.63ms. Allocated memory is still 117.4MB. Free memory was 84.6MB in the beginning and 81.0MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:16:34,410 INFO L158 Benchmark]: RCFGBuilder took 1887.97ms. Allocated memory was 117.4MB in the beginning and 155.2MB in the end (delta: 37.7MB). Free memory was 80.4MB in the beginning and 60.5MB in the end (delta: 19.9MB). Peak memory consumption was 62.5MB. Max. memory is 16.1GB. [2023-11-24 22:16:34,411 INFO L158 Benchmark]: CodeCheck took 16602.00ms. Allocated memory is still 155.2MB. Free memory was 60.5MB in the beginning and 65.5MB in the end (delta: -5.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:16:34,415 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 0.35ms. Allocated memory is still 117.4MB. Free memory is still 89.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 704.14ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 52.1MB in the end (delta: 24.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 187.39ms. Allocated memory is still 117.4MB. Free memory was 51.9MB in the beginning and 84.6MB in the end (delta: -32.8MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 84.63ms. Allocated memory is still 117.4MB. Free memory was 84.6MB in the beginning and 81.0MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1887.97ms. Allocated memory was 117.4MB in the beginning and 155.2MB in the end (delta: 37.7MB). Free memory was 80.4MB in the beginning and 60.5MB in the end (delta: 19.9MB). Peak memory consumption was 62.5MB. Max. memory is 16.1GB. * CodeCheck took 16602.00ms. Allocated memory is still 155.2MB. Free memory was 60.5MB in the beginning and 65.5MB in the end (delta: -5.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:16:34,452 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d866e94-c6d6-4505-ae54-146f1adce51e/bin/ukojak-verify-afCqCEvfdi/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d866e94-c6d6-4505-ae54-146f1adce51e/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d866e94-c6d6-4505-ae54-146f1adce51e/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d866e94-c6d6-4505-ae54-146f1adce51e/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d866e94-c6d6-4505-ae54-146f1adce51e/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d866e94-c6d6-4505-ae54-146f1adce51e/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d866e94-c6d6-4505-ae54-146f1adce51e/bin/ukojak-verify-afCqCEvfdi --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 202a0432e117f9058bd61aa67403e31b42b1f3767a8cd5b20aabf9e04f737968 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:16:37,177 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:16:37,328 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d866e94-c6d6-4505-ae54-146f1adce51e/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 22:16:37,384 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:16:37,386 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:16:37,387 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:16:37,388 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:16:37,388 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:16:37,390 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:16:37,395 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:16:37,396 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:16:37,396 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:16:37,397 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:16:37,398 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:16:37,399 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:16:37,399 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:16:37,400 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:16:37,400 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:16:37,401 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:16:37,402 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:16:37,402 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:16:37,403 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:16:37,404 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:16:37,404 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:16:37,405 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:16:37,405 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:16:37,405 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:16:37,406 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:16:37,406 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:16:37,407 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:16:37,408 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:16:37,409 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:16:37,409 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:16:37,409 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:16:37,410 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:16:37,410 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:16:37,410 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:16:37,411 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_8d866e94-c6d6-4505-ae54-146f1adce51e/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d866e94-c6d6-4505-ae54-146f1adce51e/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 202a0432e117f9058bd61aa67403e31b42b1f3767a8cd5b20aabf9e04f737968 [2023-11-24 22:16:37,849 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:16:37,880 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:16:37,882 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:16:37,886 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:16:37,887 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:16:37,889 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d866e94-c6d6-4505-ae54-146f1adce51e/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-1.i [2023-11-24 22:16:41,023 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:16:41,347 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:16:41,347 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d866e94-c6d6-4505-ae54-146f1adce51e/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-1.i [2023-11-24 22:16:41,372 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d866e94-c6d6-4505-ae54-146f1adce51e/bin/ukojak-verify-afCqCEvfdi/data/221a3a6ae/9f2c6c9671884524a39894ad09a2e0ca/FLAGd4d4dceb4 [2023-11-24 22:16:41,399 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d866e94-c6d6-4505-ae54-146f1adce51e/bin/ukojak-verify-afCqCEvfdi/data/221a3a6ae/9f2c6c9671884524a39894ad09a2e0ca [2023-11-24 22:16:41,401 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:16:41,403 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:16:41,404 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:16:41,404 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:16:41,409 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:16:41,410 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:16:41" (1/1) ... [2023-11-24 22:16:41,411 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dc4b496 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:41, skipping insertion in model container [2023-11-24 22:16:41,411 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:16:41" (1/1) ... [2023-11-24 22:16:41,488 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:16:41,680 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_8d866e94-c6d6-4505-ae54-146f1adce51e/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-1.i[915,928] [2023-11-24 22:16:41,960 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:16:42,006 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:16:42,049 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_8d866e94-c6d6-4505-ae54-146f1adce51e/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-1.i[915,928] [2023-11-24 22:16:42,185 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:16:42,217 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:16:42,218 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:42 WrapperNode [2023-11-24 22:16:42,219 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:16:42,220 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:16:42,220 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:16:42,220 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:16:42,228 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:42" (1/1) ... [2023-11-24 22:16:42,261 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:42" (1/1) ... [2023-11-24 22:16:42,327 INFO L138 Inliner]: procedures = 27, calls = 56, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 348 [2023-11-24 22:16:42,328 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:16:42,329 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:16:42,329 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:16:42,329 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:16:42,339 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:42" (1/1) ... [2023-11-24 22:16:42,339 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:42" (1/1) ... [2023-11-24 22:16:42,360 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:42" (1/1) ... [2023-11-24 22:16:42,361 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:42" (1/1) ... [2023-11-24 22:16:42,384 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:42" (1/1) ... [2023-11-24 22:16:42,403 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:42" (1/1) ... [2023-11-24 22:16:42,407 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:42" (1/1) ... [2023-11-24 22:16:42,411 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:42" (1/1) ... [2023-11-24 22:16:42,423 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:16:42,428 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:16:42,428 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:16:42,428 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:16:42,429 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:42" (1/1) ... [2023-11-24 22:16:42,444 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:16:42,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d866e94-c6d6-4505-ae54-146f1adce51e/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:16:42,474 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d866e94-c6d6-4505-ae54-146f1adce51e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:16:42,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d866e94-c6d6-4505-ae54-146f1adce51e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:16:42,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:16:42,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:16:42,524 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:16:42,525 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:16:42,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:16:42,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:16:42,647 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:16:42,650 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:17:04,938 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:17:05,503 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:17:05,504 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:17:05,506 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:17:05 BoogieIcfgContainer [2023-11-24 22:17:05,507 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:17:05,508 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:17:05,508 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:17:05,520 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:17:05,523 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:17:05" (1/1) ... [2023-11-24 22:17:05,536 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:17:05,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:05,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 77 states and 120 transitions. [2023-11-24 22:17:05,634 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 120 transitions. [2023-11-24 22:17:05,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-24 22:17:05,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:05,659 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:17:05,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d866e94-c6d6-4505-ae54-146f1adce51e/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:17:05,666 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d866e94-c6d6-4505-ae54-146f1adce51e/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:17:05,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d866e94-c6d6-4505-ae54-146f1adce51e/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-24 22:17:10,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:10,523 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported