./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-77.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_a7681800-5fbe-4ecb-abcb-637ba2b69237/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7681800-5fbe-4ecb-abcb-637ba2b69237/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7681800-5fbe-4ecb-abcb-637ba2b69237/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7681800-5fbe-4ecb-abcb-637ba2b69237/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-77.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7681800-5fbe-4ecb-abcb-637ba2b69237/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7681800-5fbe-4ecb-abcb-637ba2b69237/bin/ukojak-verify-G8NBE6pJGL --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 62606ee9c3c6ad1797c432d803dd609730f326d6f279190fb6330afa114f8159 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:09:01,159 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:09:01,294 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7681800-5fbe-4ecb-abcb-637ba2b69237/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:09:01,302 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:09:01,303 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:09:01,362 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:09:01,363 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:09:01,364 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:09:01,365 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:09:01,371 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:09:01,372 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:09:01,373 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:09:01,374 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:09:01,376 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:09:01,376 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:09:01,377 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:09:01,377 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:09:01,378 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:09:01,378 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:09:01,379 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:09:01,380 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:09:01,380 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:09:01,381 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:09:01,382 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:09:01,382 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:09:01,383 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:09:01,384 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:09:01,384 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:09:01,385 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:09:01,386 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:09:01,387 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:09:01,388 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:09:01,388 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:09:01,389 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_a7681800-5fbe-4ecb-abcb-637ba2b69237/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7681800-5fbe-4ecb-abcb-637ba2b69237/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 62606ee9c3c6ad1797c432d803dd609730f326d6f279190fb6330afa114f8159 [2023-11-19 03:09:01,784 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:09:01,823 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:09:01,826 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:09:01,828 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:09:01,829 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:09:01,830 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7681800-5fbe-4ecb-abcb-637ba2b69237/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-77.i [2023-11-19 03:09:04,950 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:09:05,220 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:09:05,221 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7681800-5fbe-4ecb-abcb-637ba2b69237/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-77.i [2023-11-19 03:09:05,232 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7681800-5fbe-4ecb-abcb-637ba2b69237/bin/ukojak-verify-G8NBE6pJGL/data/f751bca1f/e1daea57159b4d568f6f478614bc594e/FLAG02d87594d [2023-11-19 03:09:05,276 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7681800-5fbe-4ecb-abcb-637ba2b69237/bin/ukojak-verify-G8NBE6pJGL/data/f751bca1f/e1daea57159b4d568f6f478614bc594e [2023-11-19 03:09:05,278 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:09:05,282 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:09:05,286 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:09:05,287 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:09:05,291 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:09:05,292 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:09:05" (1/1) ... [2023-11-19 03:09:05,294 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5acce0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:05, skipping insertion in model container [2023-11-19 03:09:05,295 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:09:05" (1/1) ... [2023-11-19 03:09:05,348 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:09:05,539 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_a7681800-5fbe-4ecb-abcb-637ba2b69237/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-77.i[916,929] [2023-11-19 03:09:05,627 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:09:05,645 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:09:05,659 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_a7681800-5fbe-4ecb-abcb-637ba2b69237/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-77.i[916,929] [2023-11-19 03:09:05,741 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:09:05,761 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:09:05,762 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:05 WrapperNode [2023-11-19 03:09:05,762 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:09:05,763 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:09:05,763 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:09:05,763 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:09:05,770 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:05" (1/1) ... [2023-11-19 03:09:05,782 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:05" (1/1) ... [2023-11-19 03:09:05,825 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 210 [2023-11-19 03:09:05,826 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:09:05,827 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:09:05,827 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:09:05,827 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:09:05,846 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:05" (1/1) ... [2023-11-19 03:09:05,847 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:05" (1/1) ... [2023-11-19 03:09:05,854 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:05" (1/1) ... [2023-11-19 03:09:05,855 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:05" (1/1) ... [2023-11-19 03:09:05,870 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:05" (1/1) ... [2023-11-19 03:09:05,875 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:05" (1/1) ... [2023-11-19 03:09:05,878 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:05" (1/1) ... [2023-11-19 03:09:05,880 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:05" (1/1) ... [2023-11-19 03:09:05,884 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:09:05,893 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:09:05,893 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:09:05,893 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:09:05,894 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:05" (1/1) ... [2023-11-19 03:09:05,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:09:05,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7681800-5fbe-4ecb-abcb-637ba2b69237/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:09:05,932 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7681800-5fbe-4ecb-abcb-637ba2b69237/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:09:05,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7681800-5fbe-4ecb-abcb-637ba2b69237/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:09:05,978 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:09:05,978 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:09:05,978 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:09:05,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:09:05,979 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:09:05,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:09:06,111 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:09:06,113 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:09:06,604 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:09:07,175 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:09:07,176 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:09:07,183 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:09:07 BoogieIcfgContainer [2023-11-19 03:09:07,184 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:09:07,186 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:09:07,187 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:09:07,201 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:09:07,202 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:09:07" (1/1) ... [2023-11-19 03:09:07,214 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:09:07,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:07,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 50 states and 75 transitions. [2023-11-19 03:09:07,313 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 75 transitions. [2023-11-19 03:09:07,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-19 03:09:07,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:07,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:07,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:09:07,695 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:09:17,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-19 03:09:17,799 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) [2023-11-19 03:09:17,804 INFO L158 Benchmark]: Toolchain (without parser) took 12520.78ms. Allocated memory is still 174.1MB. Free memory was 145.2MB in the beginning and 76.2MB in the end (delta: 69.0MB). Peak memory consumption was 66.5MB. Max. memory is 16.1GB. [2023-11-19 03:09:17,805 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 113.2MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:09:17,806 INFO L158 Benchmark]: CACSL2BoogieTranslator took 475.68ms. Allocated memory is still 174.1MB. Free memory was 144.5MB in the beginning and 129.1MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:09:17,807 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.36ms. Allocated memory is still 174.1MB. Free memory was 129.1MB in the beginning and 126.4MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:09:17,808 INFO L158 Benchmark]: Boogie Preprocessor took 59.54ms. Allocated memory is still 174.1MB. Free memory was 126.4MB in the beginning and 124.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:09:17,809 INFO L158 Benchmark]: RCFGBuilder took 1291.07ms. Allocated memory is still 174.1MB. Free memory was 124.3MB in the beginning and 107.7MB in the end (delta: 16.6MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-11-19 03:09:17,810 INFO L158 Benchmark]: CodeCheck took 10615.35ms. Allocated memory is still 174.1MB. Free memory was 107.7MB in the beginning and 76.2MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-19 03:09:17,820 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 0.38ms. Allocated memory is still 113.2MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 475.68ms. Allocated memory is still 174.1MB. Free memory was 144.5MB in the beginning and 129.1MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.36ms. Allocated memory is still 174.1MB. Free memory was 129.1MB in the beginning and 126.4MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.54ms. Allocated memory is still 174.1MB. Free memory was 126.4MB in the beginning and 124.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1291.07ms. Allocated memory is still 174.1MB. Free memory was 124.3MB in the beginning and 107.7MB in the end (delta: 16.6MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * CodeCheck took 10615.35ms. Allocated memory is still 174.1MB. Free memory was 107.7MB in the beginning and 76.2MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:09:17,855 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7681800-5fbe-4ecb-abcb-637ba2b69237/bin/ukojak-verify-G8NBE6pJGL/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_a7681800-5fbe-4ecb-abcb-637ba2b69237/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7681800-5fbe-4ecb-abcb-637ba2b69237/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7681800-5fbe-4ecb-abcb-637ba2b69237/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7681800-5fbe-4ecb-abcb-637ba2b69237/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-77.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7681800-5fbe-4ecb-abcb-637ba2b69237/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7681800-5fbe-4ecb-abcb-637ba2b69237/bin/ukojak-verify-G8NBE6pJGL --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 62606ee9c3c6ad1797c432d803dd609730f326d6f279190fb6330afa114f8159 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:09:20,797 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:09:20,886 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7681800-5fbe-4ecb-abcb-637ba2b69237/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:09:20,956 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:09:20,957 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:09:20,958 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:09:20,959 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:09:20,960 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:09:20,962 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:09:20,968 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:09:20,968 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:09:20,969 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:09:20,969 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:09:20,971 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:09:20,972 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:09:20,973 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:09:20,973 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:09:20,974 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:09:20,974 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:09:20,976 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:09:20,976 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:09:20,977 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:09:20,978 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:09:20,978 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:09:20,979 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:09:20,979 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:09:20,980 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:09:20,980 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:09:20,981 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:09:20,981 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:09:20,983 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:09:20,983 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:09:20,984 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:09:20,984 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:09:20,985 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:09:20,985 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:09:20,985 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:09:20,986 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_a7681800-5fbe-4ecb-abcb-637ba2b69237/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7681800-5fbe-4ecb-abcb-637ba2b69237/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 62606ee9c3c6ad1797c432d803dd609730f326d6f279190fb6330afa114f8159 [2023-11-19 03:09:21,459 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:09:21,485 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:09:21,491 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:09:21,493 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:09:21,494 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:09:21,497 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7681800-5fbe-4ecb-abcb-637ba2b69237/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-77.i [2023-11-19 03:09:25,065 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:09:25,507 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:09:25,508 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7681800-5fbe-4ecb-abcb-637ba2b69237/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-77.i [2023-11-19 03:09:25,526 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7681800-5fbe-4ecb-abcb-637ba2b69237/bin/ukojak-verify-G8NBE6pJGL/data/173da93c8/1561ff605a2e4cc79abd30c2008dbcc5/FLAGe41b6866d [2023-11-19 03:09:25,549 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7681800-5fbe-4ecb-abcb-637ba2b69237/bin/ukojak-verify-G8NBE6pJGL/data/173da93c8/1561ff605a2e4cc79abd30c2008dbcc5 [2023-11-19 03:09:25,556 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:09:25,558 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:09:25,566 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:09:25,566 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:09:25,572 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:09:25,573 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:09:25" (1/1) ... [2023-11-19 03:09:25,574 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61a16367 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:25, skipping insertion in model container [2023-11-19 03:09:25,575 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:09:25" (1/1) ... [2023-11-19 03:09:25,619 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:09:25,833 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_a7681800-5fbe-4ecb-abcb-637ba2b69237/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-77.i[916,929] [2023-11-19 03:09:26,008 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:09:26,032 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:09:26,057 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_a7681800-5fbe-4ecb-abcb-637ba2b69237/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-77.i[916,929] [2023-11-19 03:09:26,147 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:09:26,194 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:09:26,195 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:26 WrapperNode [2023-11-19 03:09:26,195 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:09:26,199 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:09:26,200 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:09:26,200 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:09:26,210 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:26" (1/1) ... [2023-11-19 03:09:26,246 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:26" (1/1) ... [2023-11-19 03:09:26,300 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 203 [2023-11-19 03:09:26,303 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:09:26,305 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:09:26,306 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:09:26,306 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:09:26,319 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:26" (1/1) ... [2023-11-19 03:09:26,319 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:26" (1/1) ... [2023-11-19 03:09:26,336 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:26" (1/1) ... [2023-11-19 03:09:26,347 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:26" (1/1) ... [2023-11-19 03:09:26,376 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:26" (1/1) ... [2023-11-19 03:09:26,392 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:26" (1/1) ... [2023-11-19 03:09:26,401 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:26" (1/1) ... [2023-11-19 03:09:26,410 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:26" (1/1) ... [2023-11-19 03:09:26,416 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:09:26,417 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:09:26,417 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:09:26,417 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:09:26,423 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:26" (1/1) ... [2023-11-19 03:09:26,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:09:26,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7681800-5fbe-4ecb-abcb-637ba2b69237/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:09:26,462 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7681800-5fbe-4ecb-abcb-637ba2b69237/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:09:26,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7681800-5fbe-4ecb-abcb-637ba2b69237/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:09:26,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:09:26,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:09:26,519 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:09:26,520 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:09:26,520 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:09:26,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:09:26,701 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:09:26,704 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:09:47,831 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:09:48,280 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:09:48,280 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:09:48,288 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:09:48 BoogieIcfgContainer [2023-11-19 03:09:48,288 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:09:48,290 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:09:48,291 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:09:48,303 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:09:48,305 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:09:48" (1/1) ... [2023-11-19 03:09:48,318 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:09:48,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:48,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 50 states and 75 transitions. [2023-11-19 03:09:48,411 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 75 transitions. [2023-11-19 03:09:48,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-19 03:09:48,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:48,426 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:09:48,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7681800-5fbe-4ecb-abcb-637ba2b69237/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:09:48,429 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7681800-5fbe-4ecb-abcb-637ba2b69237/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:09:48,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7681800-5fbe-4ecb-abcb-637ba2b69237/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 03:09:52,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:52,398 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:10:02,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-19 03:10:02,612 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7681800-5fbe-4ecb-abcb-637ba2b69237/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-19 03:10:02,613 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) [2023-11-19 03:10:02,617 INFO L158 Benchmark]: Toolchain (without parser) took 37059.03ms. Allocated memory is still 107.0MB. Free memory was 82.7MB in the beginning and 54.1MB in the end (delta: 28.7MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2023-11-19 03:10:02,618 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 69.2MB. Free memory was 45.7MB in the beginning and 45.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:10:02,619 INFO L158 Benchmark]: CACSL2BoogieTranslator took 629.90ms. Allocated memory is still 107.0MB. Free memory was 82.7MB in the beginning and 65.8MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 03:10:02,619 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.23ms. Allocated memory is still 107.0MB. Free memory was 65.8MB in the beginning and 63.0MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:10:02,620 INFO L158 Benchmark]: Boogie Preprocessor took 110.82ms. Allocated memory is still 107.0MB. Free memory was 63.0MB in the beginning and 60.2MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:10:02,621 INFO L158 Benchmark]: RCFGBuilder took 21871.70ms. Allocated memory is still 107.0MB. Free memory was 60.2MB in the beginning and 79.3MB in the end (delta: -19.1MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2023-11-19 03:10:02,621 INFO L158 Benchmark]: CodeCheck took 14325.76ms. Allocated memory is still 107.0MB. Free memory was 79.3MB in the beginning and 54.1MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-19 03:10:02,626 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 0.32ms. Allocated memory is still 69.2MB. Free memory was 45.7MB in the beginning and 45.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 629.90ms. Allocated memory is still 107.0MB. Free memory was 82.7MB in the beginning and 65.8MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 104.23ms. Allocated memory is still 107.0MB. Free memory was 65.8MB in the beginning and 63.0MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 110.82ms. Allocated memory is still 107.0MB. Free memory was 63.0MB in the beginning and 60.2MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 21871.70ms. Allocated memory is still 107.0MB. Free memory was 60.2MB in the beginning and 79.3MB in the end (delta: -19.1MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. * CodeCheck took 14325.76ms. Allocated memory is still 107.0MB. Free memory was 79.3MB in the beginning and 54.1MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:10:02,702 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7681800-5fbe-4ecb-abcb-637ba2b69237/bin/ukojak-verify-G8NBE6pJGL/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown