./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-20.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ebaf3b-c482-4b5a-a64e-133c9e809361/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ebaf3b-c482-4b5a-a64e-133c9e809361/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ebaf3b-c482-4b5a-a64e-133c9e809361/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ebaf3b-c482-4b5a-a64e-133c9e809361/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-20.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ebaf3b-c482-4b5a-a64e-133c9e809361/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ebaf3b-c482-4b5a-a64e-133c9e809361/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7baede3f4b218899c5fa728f3d2f15c45a27c02194fa196820f87130200e77ba --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:54:04,963 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:54:05,083 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ebaf3b-c482-4b5a-a64e-133c9e809361/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:54:05,088 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:54:05,088 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:54:05,132 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:54:05,133 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:54:05,134 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:54:05,135 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:54:05,136 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:54:05,138 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:54:05,138 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:54:05,139 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:54:05,141 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:54:05,142 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:54:05,143 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:54:05,144 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:54:05,148 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:54:05,148 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:54:05,149 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:54:05,149 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:54:05,150 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:54:05,150 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:54:05,151 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:54:05,151 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:54:05,151 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:54:05,152 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:54:05,152 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:54:05,153 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:54:05,153 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:54:05,153 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:54:05,154 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:54:05,154 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:54:05,154 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_c5ebaf3b-c482-4b5a-a64e-133c9e809361/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ebaf3b-c482-4b5a-a64e-133c9e809361/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7baede3f4b218899c5fa728f3d2f15c45a27c02194fa196820f87130200e77ba [2023-11-24 22:54:05,502 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:54:05,537 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:54:05,539 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:54:05,541 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:54:05,541 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:54:05,543 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ebaf3b-c482-4b5a-a64e-133c9e809361/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-20.i [2023-11-24 22:54:08,709 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:54:09,006 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:54:09,006 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ebaf3b-c482-4b5a-a64e-133c9e809361/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-20.i [2023-11-24 22:54:09,021 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ebaf3b-c482-4b5a-a64e-133c9e809361/bin/ukojak-verify-afCqCEvfdi/data/21d112c3f/a118ddac64ea4680a328e5b69230a539/FLAG4cd756a80 [2023-11-24 22:54:09,046 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ebaf3b-c482-4b5a-a64e-133c9e809361/bin/ukojak-verify-afCqCEvfdi/data/21d112c3f/a118ddac64ea4680a328e5b69230a539 [2023-11-24 22:54:09,049 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:54:09,051 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:54:09,052 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:54:09,053 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:54:09,058 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:54:09,059 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:54:09" (1/1) ... [2023-11-24 22:54:09,060 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e0c7abe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:09, skipping insertion in model container [2023-11-24 22:54:09,060 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:54:09" (1/1) ... [2023-11-24 22:54:09,121 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:54:09,337 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_c5ebaf3b-c482-4b5a-a64e-133c9e809361/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-20.i[916,929] [2023-11-24 22:54:09,583 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:54:09,601 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:54:09,619 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_c5ebaf3b-c482-4b5a-a64e-133c9e809361/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-20.i[916,929] [2023-11-24 22:54:09,734 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:54:09,756 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:54:09,757 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:09 WrapperNode [2023-11-24 22:54:09,757 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:54:09,758 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:54:09,759 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:54:09,759 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:54:09,766 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:09" (1/1) ... [2023-11-24 22:54:09,790 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:09" (1/1) ... [2023-11-24 22:54:09,886 INFO L138 Inliner]: procedures = 26, calls = 62, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 434 [2023-11-24 22:54:09,887 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:54:09,887 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:54:09,888 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:54:09,888 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:54:09,898 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:09" (1/1) ... [2023-11-24 22:54:09,898 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:09" (1/1) ... [2023-11-24 22:54:09,958 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:09" (1/1) ... [2023-11-24 22:54:09,958 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:09" (1/1) ... [2023-11-24 22:54:10,008 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:09" (1/1) ... [2023-11-24 22:54:10,015 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:09" (1/1) ... [2023-11-24 22:54:10,057 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:09" (1/1) ... [2023-11-24 22:54:10,065 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:09" (1/1) ... [2023-11-24 22:54:10,094 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:54:10,098 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:54:10,099 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:54:10,100 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:54:10,101 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:09" (1/1) ... [2023-11-24 22:54:10,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:54:10,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ebaf3b-c482-4b5a-a64e-133c9e809361/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:54:10,147 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ebaf3b-c482-4b5a-a64e-133c9e809361/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:54:10,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ebaf3b-c482-4b5a-a64e-133c9e809361/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:54:10,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:54:10,190 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:54:10,190 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:54:10,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:54:10,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:54:10,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:54:10,334 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:54:10,336 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:54:11,337 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:54:12,372 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:54:12,372 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:54:12,374 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:54:12 BoogieIcfgContainer [2023-11-24 22:54:12,374 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:54:12,375 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:54:12,376 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:54:12,386 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:54:12,386 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:54:12" (1/1) ... [2023-11-24 22:54:12,395 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:54:12,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:12,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 88 states and 137 transitions. [2023-11-24 22:54:12,457 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 137 transitions. [2023-11-24 22:54:12,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-24 22:54:12,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:12,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:22,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-24 22:54:23,021 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 22:54:23,024 INFO L158 Benchmark]: Toolchain (without parser) took 13972.86ms. Allocated memory was 138.4MB in the beginning and 176.2MB in the end (delta: 37.7MB). Free memory was 103.2MB in the beginning and 46.9MB in the end (delta: 56.3MB). Peak memory consumption was 94.1MB. Max. memory is 16.1GB. [2023-11-24 22:54:23,025 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 113.2MB. Free memory is still 85.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:54:23,025 INFO L158 Benchmark]: CACSL2BoogieTranslator took 705.35ms. Allocated memory is still 138.4MB. Free memory was 103.2MB in the beginning and 76.9MB in the end (delta: 26.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-24 22:54:23,026 INFO L158 Benchmark]: Boogie Procedure Inliner took 128.53ms. Allocated memory is still 138.4MB. Free memory was 76.9MB in the beginning and 62.8MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 22:54:23,027 INFO L158 Benchmark]: Boogie Preprocessor took 210.08ms. Allocated memory is still 138.4MB. Free memory was 62.8MB in the beginning and 98.7MB in the end (delta: -35.9MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2023-11-24 22:54:23,028 INFO L158 Benchmark]: RCFGBuilder took 2276.31ms. Allocated memory was 138.4MB in the beginning and 176.2MB in the end (delta: 37.7MB). Free memory was 98.7MB in the beginning and 93.1MB in the end (delta: 5.6MB). Peak memory consumption was 93.4MB. Max. memory is 16.1GB. [2023-11-24 22:54:23,029 INFO L158 Benchmark]: CodeCheck took 10647.61ms. Allocated memory is still 176.2MB. Free memory was 93.1MB in the beginning and 46.9MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-11-24 22:54:23,032 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 113.2MB. Free memory is still 85.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 705.35ms. Allocated memory is still 138.4MB. Free memory was 103.2MB in the beginning and 76.9MB in the end (delta: 26.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 128.53ms. Allocated memory is still 138.4MB. Free memory was 76.9MB in the beginning and 62.8MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 210.08ms. Allocated memory is still 138.4MB. Free memory was 62.8MB in the beginning and 98.7MB in the end (delta: -35.9MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. * RCFGBuilder took 2276.31ms. Allocated memory was 138.4MB in the beginning and 176.2MB in the end (delta: 37.7MB). Free memory was 98.7MB in the beginning and 93.1MB in the end (delta: 5.6MB). Peak memory consumption was 93.4MB. Max. memory is 16.1GB. * CodeCheck took 10647.61ms. Allocated memory is still 176.2MB. Free memory was 93.1MB in the beginning and 46.9MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:54:23,101 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ebaf3b-c482-4b5a-a64e-133c9e809361/bin/ukojak-verify-afCqCEvfdi/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ebaf3b-c482-4b5a-a64e-133c9e809361/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ebaf3b-c482-4b5a-a64e-133c9e809361/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ebaf3b-c482-4b5a-a64e-133c9e809361/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ebaf3b-c482-4b5a-a64e-133c9e809361/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-20.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ebaf3b-c482-4b5a-a64e-133c9e809361/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ebaf3b-c482-4b5a-a64e-133c9e809361/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7baede3f4b218899c5fa728f3d2f15c45a27c02194fa196820f87130200e77ba --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:54:25,751 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:54:25,894 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ebaf3b-c482-4b5a-a64e-133c9e809361/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 22:54:25,949 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:54:25,951 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:54:25,952 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:54:25,953 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:54:25,954 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:54:25,955 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:54:25,960 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:54:25,961 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:54:25,961 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:54:25,962 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:54:25,964 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:54:25,964 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:54:25,965 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:54:25,965 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:54:25,966 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:54:25,966 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:54:25,967 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:54:25,967 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:54:25,968 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:54:25,968 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:54:25,969 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:54:25,969 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:54:25,969 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:54:25,970 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:54:25,970 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:54:25,971 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:54:25,971 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:54:25,973 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:54:25,973 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:54:25,973 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:54:25,974 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:54:25,974 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:54:25,974 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:54:25,975 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:54:25,975 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_c5ebaf3b-c482-4b5a-a64e-133c9e809361/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ebaf3b-c482-4b5a-a64e-133c9e809361/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7baede3f4b218899c5fa728f3d2f15c45a27c02194fa196820f87130200e77ba [2023-11-24 22:54:26,413 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:54:26,444 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:54:26,446 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:54:26,448 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:54:26,449 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:54:26,450 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ebaf3b-c482-4b5a-a64e-133c9e809361/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-20.i [2023-11-24 22:54:29,663 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:54:29,973 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:54:29,973 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ebaf3b-c482-4b5a-a64e-133c9e809361/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-20.i [2023-11-24 22:54:29,999 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ebaf3b-c482-4b5a-a64e-133c9e809361/bin/ukojak-verify-afCqCEvfdi/data/b6454d4b3/12fc4d8e00384617882729646e21263e/FLAG865049743 [2023-11-24 22:54:30,014 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ebaf3b-c482-4b5a-a64e-133c9e809361/bin/ukojak-verify-afCqCEvfdi/data/b6454d4b3/12fc4d8e00384617882729646e21263e [2023-11-24 22:54:30,017 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:54:30,018 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:54:30,020 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:54:30,020 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:54:30,025 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:54:30,026 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:54:30" (1/1) ... [2023-11-24 22:54:30,027 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@459a8e06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:30, skipping insertion in model container [2023-11-24 22:54:30,028 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:54:30" (1/1) ... [2023-11-24 22:54:30,086 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:54:30,264 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_c5ebaf3b-c482-4b5a-a64e-133c9e809361/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-20.i[916,929] [2023-11-24 22:54:30,483 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:54:30,501 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:54:30,514 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_c5ebaf3b-c482-4b5a-a64e-133c9e809361/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-20.i[916,929] [2023-11-24 22:54:30,688 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:54:30,726 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:54:30,727 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:30 WrapperNode [2023-11-24 22:54:30,727 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:54:30,728 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:54:30,728 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:54:30,729 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:54:30,738 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:30" (1/1) ... [2023-11-24 22:54:30,770 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:30" (1/1) ... [2023-11-24 22:54:30,840 INFO L138 Inliner]: procedures = 27, calls = 62, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 360 [2023-11-24 22:54:30,845 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:54:30,846 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:54:30,846 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:54:30,846 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:54:30,863 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:30" (1/1) ... [2023-11-24 22:54:30,863 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:30" (1/1) ... [2023-11-24 22:54:30,872 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:30" (1/1) ... [2023-11-24 22:54:30,872 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:30" (1/1) ... [2023-11-24 22:54:30,901 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:30" (1/1) ... [2023-11-24 22:54:30,909 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:30" (1/1) ... [2023-11-24 22:54:30,916 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:30" (1/1) ... [2023-11-24 22:54:30,921 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:30" (1/1) ... [2023-11-24 22:54:30,928 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:54:30,929 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:54:30,930 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:54:30,930 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:54:30,931 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:30" (1/1) ... [2023-11-24 22:54:30,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:54:30,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ebaf3b-c482-4b5a-a64e-133c9e809361/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:54:30,996 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ebaf3b-c482-4b5a-a64e-133c9e809361/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:54:31,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ebaf3b-c482-4b5a-a64e-133c9e809361/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:54:31,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:54:31,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:54:31,068 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:54:31,068 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:54:31,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:54:31,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:54:31,238 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:54:31,240 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:54:51,069 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:54:51,648 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:54:51,649 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:54:51,651 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:54:51 BoogieIcfgContainer [2023-11-24 22:54:51,651 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:54:51,652 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:54:51,652 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:54:51,662 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:54:51,664 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:54:51" (1/1) ... [2023-11-24 22:54:51,675 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:54:51,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:51,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 88 states and 137 transitions. [2023-11-24 22:54:51,771 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 137 transitions. [2023-11-24 22:54:51,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-24 22:54:51,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:51,788 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:54:51,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ebaf3b-c482-4b5a-a64e-133c9e809361/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:54:51,790 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ebaf3b-c482-4b5a-a64e-133c9e809361/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:54:51,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ebaf3b-c482-4b5a-a64e-133c9e809361/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-24 22:55:01,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:01,905 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:55:12,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-24 22:55:12,210 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ebaf3b-c482-4b5a-a64e-133c9e809361/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2023-11-24 22:55:12,212 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 22:55:12,216 INFO L158 Benchmark]: Toolchain (without parser) took 42196.74ms. Allocated memory was 81.8MB in the beginning and 121.6MB in the end (delta: 39.8MB). Free memory was 56.6MB in the beginning and 51.0MB in the end (delta: 5.6MB). Peak memory consumption was 48.6MB. Max. memory is 16.1GB. [2023-11-24 22:55:12,217 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 81.8MB. Free memory is still 57.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:55:12,218 INFO L158 Benchmark]: CACSL2BoogieTranslator took 707.59ms. Allocated memory was 81.8MB in the beginning and 121.6MB in the end (delta: 39.8MB). Free memory was 56.3MB in the beginning and 97.3MB in the end (delta: -41.0MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. [2023-11-24 22:55:12,218 INFO L158 Benchmark]: Boogie Procedure Inliner took 116.95ms. Allocated memory is still 121.6MB. Free memory was 97.3MB in the beginning and 92.6MB in the end (delta: 4.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 22:55:12,219 INFO L158 Benchmark]: Boogie Preprocessor took 82.84ms. Allocated memory is still 121.6MB. Free memory was 92.6MB in the beginning and 88.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 22:55:12,220 INFO L158 Benchmark]: RCFGBuilder took 20721.65ms. Allocated memory is still 121.6MB. Free memory was 88.4MB in the beginning and 53.2MB in the end (delta: 35.2MB). Peak memory consumption was 42.2MB. Max. memory is 16.1GB. [2023-11-24 22:55:12,220 INFO L158 Benchmark]: CodeCheck took 20562.49ms. Allocated memory is still 121.6MB. Free memory was 53.2MB in the beginning and 51.0MB in the end (delta: 2.1MB). Peak memory consumption was 1.9MB. Max. memory is 16.1GB. [2023-11-24 22:55:12,224 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 81.8MB. Free memory is still 57.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 707.59ms. Allocated memory was 81.8MB in the beginning and 121.6MB in the end (delta: 39.8MB). Free memory was 56.3MB in the beginning and 97.3MB in the end (delta: -41.0MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 116.95ms. Allocated memory is still 121.6MB. Free memory was 97.3MB in the beginning and 92.6MB in the end (delta: 4.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.84ms. Allocated memory is still 121.6MB. Free memory was 92.6MB in the beginning and 88.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 20721.65ms. Allocated memory is still 121.6MB. Free memory was 88.4MB in the beginning and 53.2MB in the end (delta: 35.2MB). Peak memory consumption was 42.2MB. Max. memory is 16.1GB. * CodeCheck took 20562.49ms. Allocated memory is still 121.6MB. Free memory was 53.2MB in the beginning and 51.0MB in the end (delta: 2.1MB). Peak memory consumption was 1.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:55:12,348 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ebaf3b-c482-4b5a-a64e-133c9e809361/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown