./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-36.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 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_672e97f6-f8a1-4718-acb9-0db85053ebb3/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672e97f6-f8a1-4718-acb9-0db85053ebb3/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672e97f6-f8a1-4718-acb9-0db85053ebb3/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672e97f6-f8a1-4718-acb9-0db85053ebb3/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-36.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672e97f6-f8a1-4718-acb9-0db85053ebb3/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672e97f6-f8a1-4718-acb9-0db85053ebb3/bin/ukojak-verify-i0I2FZA1j2 --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 1f5b5ff94f4836a99c81109f7a8f905db9934ea0167b4088f287cfdf0bb88b00 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:35:19,403 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:35:19,521 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672e97f6-f8a1-4718-acb9-0db85053ebb3/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-21 18:35:19,529 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:35:19,530 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:35:19,569 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:35:19,570 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:35:19,571 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:35:19,572 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:35:19,577 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:35:19,577 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:35:19,578 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:35:19,578 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:35:19,580 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:35:19,581 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:35:19,581 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:35:19,582 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:35:19,582 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:35:19,582 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:35:19,583 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:35:19,584 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:35:19,584 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:35:19,585 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:35:19,586 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:35:19,586 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:35:19,587 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:35:19,587 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:35:19,588 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:35:19,588 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:35:19,590 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:35:19,590 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:35:19,591 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:35:19,591 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:35:19,591 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_672e97f6-f8a1-4718-acb9-0db85053ebb3/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672e97f6-f8a1-4718-acb9-0db85053ebb3/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1f5b5ff94f4836a99c81109f7a8f905db9934ea0167b4088f287cfdf0bb88b00 [2023-11-21 18:35:19,906 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:35:19,940 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:35:19,943 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:35:19,945 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:35:19,945 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:35:19,947 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672e97f6-f8a1-4718-acb9-0db85053ebb3/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-36.i [2023-11-21 18:35:23,223 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:35:23,534 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:35:23,537 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672e97f6-f8a1-4718-acb9-0db85053ebb3/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-36.i [2023-11-21 18:35:23,557 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672e97f6-f8a1-4718-acb9-0db85053ebb3/bin/ukojak-verify-i0I2FZA1j2/data/80ca3a0b5/74e659bb38ac42bab551e7b36d28eef8/FLAG1f63b2341 [2023-11-21 18:35:23,580 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672e97f6-f8a1-4718-acb9-0db85053ebb3/bin/ukojak-verify-i0I2FZA1j2/data/80ca3a0b5/74e659bb38ac42bab551e7b36d28eef8 [2023-11-21 18:35:23,586 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:35:23,589 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:35:23,594 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:35:23,594 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:35:23,600 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:35:23,601 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:35:23" (1/1) ... [2023-11-21 18:35:23,604 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c443d42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:23, skipping insertion in model container [2023-11-21 18:35:23,604 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:35:23" (1/1) ... [2023-11-21 18:35:23,663 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:35:23,891 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_672e97f6-f8a1-4718-acb9-0db85053ebb3/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-36.i[913,926] [2023-11-21 18:35:23,968 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:35:23,984 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:35:23,999 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_672e97f6-f8a1-4718-acb9-0db85053ebb3/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-36.i[913,926] [2023-11-21 18:35:24,045 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:35:24,066 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:35:24,066 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:24 WrapperNode [2023-11-21 18:35:24,066 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:35:24,068 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:35:24,068 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:35:24,068 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:35:24,078 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:24" (1/1) ... [2023-11-21 18:35:24,091 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:24" (1/1) ... [2023-11-21 18:35:24,145 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 160 [2023-11-21 18:35:24,146 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:35:24,147 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:35:24,147 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:35:24,148 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:35:24,159 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:24" (1/1) ... [2023-11-21 18:35:24,160 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:24" (1/1) ... [2023-11-21 18:35:24,164 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:24" (1/1) ... [2023-11-21 18:35:24,165 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:24" (1/1) ... [2023-11-21 18:35:24,179 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:24" (1/1) ... [2023-11-21 18:35:24,184 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:24" (1/1) ... [2023-11-21 18:35:24,187 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:24" (1/1) ... [2023-11-21 18:35:24,190 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:24" (1/1) ... [2023-11-21 18:35:24,196 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:35:24,197 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:35:24,197 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:35:24,197 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:35:24,199 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:24" (1/1) ... [2023-11-21 18:35:24,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:35:24,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672e97f6-f8a1-4718-acb9-0db85053ebb3/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:35:24,237 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672e97f6-f8a1-4718-acb9-0db85053ebb3/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:35:24,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672e97f6-f8a1-4718-acb9-0db85053ebb3/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:35:24,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:35:24,296 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:35:24,296 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:35:24,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:35:24,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:35:24,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:35:24,450 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:35:24,454 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:35:25,015 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:35:25,286 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:35:25,287 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:35:25,289 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:35:25 BoogieIcfgContainer [2023-11-21 18:35:25,289 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:35:25,290 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:35:25,290 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:35:25,303 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:35:25,303 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:35:25" (1/1) ... [2023-11-21 18:35:25,313 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:35:25,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:25,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 51 states and 77 transitions. [2023-11-21 18:35:25,404 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 77 transitions. [2023-11-21 18:35:25,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-11-21 18:35:25,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:25,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:35,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-21 18:35:35,952 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) [2023-11-21 18:35:35,957 INFO L158 Benchmark]: Toolchain (without parser) took 12366.14ms. Allocated memory was 153.1MB in the beginning and 188.7MB in the end (delta: 35.7MB). Free memory was 106.9MB in the beginning and 107.0MB in the end (delta: -106.5kB). Peak memory consumption was 38.3MB. Max. memory is 16.1GB. [2023-11-21 18:35:35,957 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 153.1MB. Free memory is still 99.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:35:35,958 INFO L158 Benchmark]: CACSL2BoogieTranslator took 473.43ms. Allocated memory is still 153.1MB. Free memory was 106.7MB in the beginning and 92.4MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-21 18:35:35,959 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.53ms. Allocated memory is still 153.1MB. Free memory was 92.4MB in the beginning and 89.1MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:35:35,960 INFO L158 Benchmark]: Boogie Preprocessor took 49.04ms. Allocated memory is still 153.1MB. Free memory was 89.1MB in the beginning and 87.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:35:35,961 INFO L158 Benchmark]: RCFGBuilder took 1092.28ms. Allocated memory was 153.1MB in the beginning and 188.7MB in the end (delta: 35.7MB). Free memory was 87.0MB in the beginning and 131.4MB in the end (delta: -44.5MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2023-11-21 18:35:35,962 INFO L158 Benchmark]: CodeCheck took 10664.49ms. Allocated memory is still 188.7MB. Free memory was 131.4MB in the beginning and 107.0MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-21 18:35:35,986 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 0.37ms. Allocated memory is still 153.1MB. Free memory is still 99.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 473.43ms. Allocated memory is still 153.1MB. Free memory was 106.7MB in the beginning and 92.4MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.53ms. Allocated memory is still 153.1MB. Free memory was 92.4MB in the beginning and 89.1MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.04ms. Allocated memory is still 153.1MB. Free memory was 89.1MB in the beginning and 87.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1092.28ms. Allocated memory was 153.1MB in the beginning and 188.7MB in the end (delta: 35.7MB). Free memory was 87.0MB in the beginning and 131.4MB in the end (delta: -44.5MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. * CodeCheck took 10664.49ms. Allocated memory is still 188.7MB. Free memory was 131.4MB in the beginning and 107.0MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:35:36,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672e97f6-f8a1-4718-acb9-0db85053ebb3/bin/ukojak-verify-i0I2FZA1j2/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672e97f6-f8a1-4718-acb9-0db85053ebb3/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672e97f6-f8a1-4718-acb9-0db85053ebb3/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672e97f6-f8a1-4718-acb9-0db85053ebb3/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672e97f6-f8a1-4718-acb9-0db85053ebb3/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-36.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672e97f6-f8a1-4718-acb9-0db85053ebb3/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672e97f6-f8a1-4718-acb9-0db85053ebb3/bin/ukojak-verify-i0I2FZA1j2 --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 1f5b5ff94f4836a99c81109f7a8f905db9934ea0167b4088f287cfdf0bb88b00 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:35:38,985 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:35:39,108 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672e97f6-f8a1-4718-acb9-0db85053ebb3/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-21 18:35:39,157 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:35:39,158 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:35:39,159 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:35:39,159 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:35:39,160 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:35:39,161 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:35:39,166 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:35:39,167 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:35:39,167 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:35:39,167 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:35:39,169 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:35:39,169 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:35:39,170 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:35:39,170 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:35:39,171 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:35:39,171 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:35:39,172 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:35:39,172 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:35:39,173 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:35:39,173 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:35:39,174 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:35:39,174 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:35:39,174 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:35:39,175 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:35:39,175 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:35:39,176 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:35:39,176 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:35:39,177 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:35:39,178 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:35:39,178 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:35:39,178 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:35:39,178 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:35:39,179 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:35:39,179 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:35:39,179 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_672e97f6-f8a1-4718-acb9-0db85053ebb3/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672e97f6-f8a1-4718-acb9-0db85053ebb3/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1f5b5ff94f4836a99c81109f7a8f905db9934ea0167b4088f287cfdf0bb88b00 [2023-11-21 18:35:39,628 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:35:39,655 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:35:39,658 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:35:39,660 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:35:39,660 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:35:39,662 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672e97f6-f8a1-4718-acb9-0db85053ebb3/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-36.i [2023-11-21 18:35:42,794 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:35:43,040 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:35:43,041 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672e97f6-f8a1-4718-acb9-0db85053ebb3/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-36.i [2023-11-21 18:35:43,052 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672e97f6-f8a1-4718-acb9-0db85053ebb3/bin/ukojak-verify-i0I2FZA1j2/data/fac2372d8/5e034b6c139842f3947cc070b0e5af65/FLAGff63edd93 [2023-11-21 18:35:43,079 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672e97f6-f8a1-4718-acb9-0db85053ebb3/bin/ukojak-verify-i0I2FZA1j2/data/fac2372d8/5e034b6c139842f3947cc070b0e5af65 [2023-11-21 18:35:43,080 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:35:43,085 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:35:43,089 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:35:43,090 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:35:43,095 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:35:43,096 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:35:43" (1/1) ... [2023-11-21 18:35:43,098 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3afdfc41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:43, skipping insertion in model container [2023-11-21 18:35:43,098 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:35:43" (1/1) ... [2023-11-21 18:35:43,148 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:35:43,300 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_672e97f6-f8a1-4718-acb9-0db85053ebb3/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-36.i[913,926] [2023-11-21 18:35:43,366 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:35:43,384 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:35:43,426 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_672e97f6-f8a1-4718-acb9-0db85053ebb3/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-36.i[913,926] [2023-11-21 18:35:43,503 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:35:43,526 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:35:43,526 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:43 WrapperNode [2023-11-21 18:35:43,527 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:35:43,528 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:35:43,528 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:35:43,528 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:35:43,536 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:43" (1/1) ... [2023-11-21 18:35:43,564 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:43" (1/1) ... [2023-11-21 18:35:43,615 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 156 [2023-11-21 18:35:43,615 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:35:43,616 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:35:43,616 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:35:43,616 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:35:43,626 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:43" (1/1) ... [2023-11-21 18:35:43,626 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:43" (1/1) ... [2023-11-21 18:35:43,631 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:43" (1/1) ... [2023-11-21 18:35:43,631 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:43" (1/1) ... [2023-11-21 18:35:43,644 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:43" (1/1) ... [2023-11-21 18:35:43,648 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:43" (1/1) ... [2023-11-21 18:35:43,652 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:43" (1/1) ... [2023-11-21 18:35:43,654 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:43" (1/1) ... [2023-11-21 18:35:43,659 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:35:43,660 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:35:43,660 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:35:43,660 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:35:43,661 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:43" (1/1) ... [2023-11-21 18:35:43,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:35:43,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672e97f6-f8a1-4718-acb9-0db85053ebb3/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:35:43,708 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672e97f6-f8a1-4718-acb9-0db85053ebb3/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:35:43,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672e97f6-f8a1-4718-acb9-0db85053ebb3/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:35:43,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:35:43,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:35:43,755 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:35:43,755 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:35:43,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:35:43,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:35:43,862 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:35:43,863 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:36:10,752 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:36:10,996 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:36:10,996 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:36:10,998 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:36:10 BoogieIcfgContainer [2023-11-21 18:36:10,998 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:36:11,001 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:36:11,001 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:36:11,012 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:36:11,013 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:36:10" (1/1) ... [2023-11-21 18:36:11,026 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:36:11,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:11,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 51 states and 77 transitions. [2023-11-21 18:36:11,099 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 77 transitions. [2023-11-21 18:36:11,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-11-21 18:36:11,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:11,108 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:36:11,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672e97f6-f8a1-4718-acb9-0db85053ebb3/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:36:11,110 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672e97f6-f8a1-4718-acb9-0db85053ebb3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:36:11,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672e97f6-f8a1-4718-acb9-0db85053ebb3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-21 18:36:15,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:15,105 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:36:25,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-21 18:36:25,359 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672e97f6-f8a1-4718-acb9-0db85053ebb3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2023-11-21 18:36:25,360 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) [2023-11-21 18:36:25,364 INFO L158 Benchmark]: Toolchain (without parser) took 42281.86ms. Allocated memory was 69.2MB in the beginning and 86.0MB in the end (delta: 16.8MB). Free memory was 45.0MB in the beginning and 49.7MB in the end (delta: -4.8MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2023-11-21 18:36:25,365 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 69.2MB. Free memory is still 45.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:36:25,366 INFO L158 Benchmark]: CACSL2BoogieTranslator took 438.52ms. Allocated memory was 69.2MB in the beginning and 86.0MB in the end (delta: 16.8MB). Free memory was 44.8MB in the beginning and 61.8MB in the end (delta: -17.0MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. [2023-11-21 18:36:25,367 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.32ms. Allocated memory is still 86.0MB. Free memory was 61.8MB in the beginning and 59.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:36:25,368 INFO L158 Benchmark]: Boogie Preprocessor took 43.03ms. Allocated memory is still 86.0MB. Free memory was 59.4MB in the beginning and 57.0MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:36:25,369 INFO L158 Benchmark]: RCFGBuilder took 27339.42ms. Allocated memory is still 86.0MB. Free memory was 57.0MB in the beginning and 47.0MB in the end (delta: 10.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-21 18:36:25,370 INFO L158 Benchmark]: CodeCheck took 14362.59ms. Allocated memory is still 86.0MB. Free memory was 47.0MB in the beginning and 49.7MB in the end (delta: -2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:36:25,375 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 0.31ms. Allocated memory is still 69.2MB. Free memory is still 45.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 438.52ms. Allocated memory was 69.2MB in the beginning and 86.0MB in the end (delta: 16.8MB). Free memory was 44.8MB in the beginning and 61.8MB in the end (delta: -17.0MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.32ms. Allocated memory is still 86.0MB. Free memory was 61.8MB in the beginning and 59.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.03ms. Allocated memory is still 86.0MB. Free memory was 59.4MB in the beginning and 57.0MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 27339.42ms. Allocated memory is still 86.0MB. Free memory was 57.0MB in the beginning and 47.0MB in the end (delta: 10.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 14362.59ms. Allocated memory is still 86.0MB. Free memory was 47.0MB in the beginning and 49.7MB in the end (delta: -2.7MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:36:25,498 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672e97f6-f8a1-4718-acb9-0db85053ebb3/bin/ukojak-verify-i0I2FZA1j2/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