./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-93.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_21828da2-8c3f-4396-adeb-029dc0b53d45/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21828da2-8c3f-4396-adeb-029dc0b53d45/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21828da2-8c3f-4396-adeb-029dc0b53d45/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21828da2-8c3f-4396-adeb-029dc0b53d45/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-93.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21828da2-8c3f-4396-adeb-029dc0b53d45/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21828da2-8c3f-4396-adeb-029dc0b53d45/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ff9b1a32485761394b26164dda9dac2c48323c8db1a437768e4e46cd7efabc3b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:29:53,796 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:29:53,860 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21828da2-8c3f-4396-adeb-029dc0b53d45/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 22:29:53,865 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:29:53,866 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:29:53,889 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:29:53,890 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:29:53,891 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:29:53,891 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:29:53,892 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:29:53,893 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:29:53,893 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:29:53,894 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:29:53,894 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:29:53,895 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:29:53,895 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:29:53,896 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:29:53,896 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:29:53,897 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:29:53,898 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:29:53,898 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:29:53,899 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:29:53,900 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:29:53,901 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:29:53,901 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:29:53,902 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:29:53,902 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:29:53,903 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:29:53,903 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:29:53,903 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:29:53,904 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:29:53,904 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:29:53,904 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:29:53,905 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_21828da2-8c3f-4396-adeb-029dc0b53d45/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21828da2-8c3f-4396-adeb-029dc0b53d45/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ff9b1a32485761394b26164dda9dac2c48323c8db1a437768e4e46cd7efabc3b [2023-12-02 22:29:54,113 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:29:54,135 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:29:54,137 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:29:54,139 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:29:54,139 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:29:54,140 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21828da2-8c3f-4396-adeb-029dc0b53d45/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-93.i [2023-12-02 22:29:56,888 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:29:57,144 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:29:57,144 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21828da2-8c3f-4396-adeb-029dc0b53d45/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-93.i [2023-12-02 22:29:57,154 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21828da2-8c3f-4396-adeb-029dc0b53d45/bin/ukojak-verify-Qdu7aM0XO9/data/d4f416c90/3926ca07fde4421080118ac527acdc3a/FLAG4694614cd [2023-12-02 22:29:57,166 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21828da2-8c3f-4396-adeb-029dc0b53d45/bin/ukojak-verify-Qdu7aM0XO9/data/d4f416c90/3926ca07fde4421080118ac527acdc3a [2023-12-02 22:29:57,168 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:29:57,169 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:29:57,171 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:29:57,171 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:29:57,175 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:29:57,175 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:29:57" (1/1) ... [2023-12-02 22:29:57,176 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72f0a0c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:29:57, skipping insertion in model container [2023-12-02 22:29:57,177 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:29:57" (1/1) ... [2023-12-02 22:29:57,223 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:29:57,355 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_21828da2-8c3f-4396-adeb-029dc0b53d45/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-93.i[916,929] [2023-12-02 22:29:57,485 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:29:57,497 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:29:57,510 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_21828da2-8c3f-4396-adeb-029dc0b53d45/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-93.i[916,929] [2023-12-02 22:29:57,576 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:29:57,593 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:29:57,594 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:29:57 WrapperNode [2023-12-02 22:29:57,594 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:29:57,595 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:29:57,595 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:29:57,595 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:29:57,601 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:29:57" (1/1) ... [2023-12-02 22:29:57,619 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:29:57" (1/1) ... [2023-12-02 22:29:57,692 INFO L138 Inliner]: procedures = 26, calls = 59, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 448 [2023-12-02 22:29:57,692 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:29:57,693 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:29:57,693 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:29:57,693 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:29:57,703 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:29:57" (1/1) ... [2023-12-02 22:29:57,703 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:29:57" (1/1) ... [2023-12-02 22:29:57,713 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:29:57" (1/1) ... [2023-12-02 22:29:57,714 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:29:57" (1/1) ... [2023-12-02 22:29:57,745 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:29:57" (1/1) ... [2023-12-02 22:29:57,751 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:29:57" (1/1) ... [2023-12-02 22:29:57,758 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:29:57" (1/1) ... [2023-12-02 22:29:57,765 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:29:57" (1/1) ... [2023-12-02 22:29:57,789 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:29:57,792 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:29:57,793 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:29:57,793 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:29:57,794 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:29:57" (1/1) ... [2023-12-02 22:29:57,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:29:57,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21828da2-8c3f-4396-adeb-029dc0b53d45/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:29:57,823 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21828da2-8c3f-4396-adeb-029dc0b53d45/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:29:57,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21828da2-8c3f-4396-adeb-029dc0b53d45/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:29:57,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:29:57,888 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 22:29:57,888 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 22:29:57,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:29:57,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:29:57,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:29:58,002 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:29:58,004 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:29:58,695 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:29:59,630 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:29:59,630 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 22:29:59,632 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:29:59 BoogieIcfgContainer [2023-12-02 22:29:59,632 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:29:59,633 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:29:59,633 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:29:59,643 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:29:59,643 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:29:59" (1/1) ... [2023-12-02 22:29:59,652 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:29:59,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:29:59,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 82 states and 128 transitions. [2023-12-02 22:29:59,713 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 128 transitions. [2023-12-02 22:29:59,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-12-02 22:29:59,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:29:59,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:30:04,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:30:04,024 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 22:30:14,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 22:30:14,182 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 22:30:14,185 INFO L158 Benchmark]: Toolchain (without parser) took 17014.62ms. Allocated memory was 165.7MB in the beginning and 201.3MB in the end (delta: 35.7MB). Free memory was 128.4MB in the beginning and 70.3MB in the end (delta: 58.1MB). Peak memory consumption was 95.3MB. Max. memory is 16.1GB. [2023-12-02 22:30:14,185 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 125.8MB. Free memory is still 71.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:30:14,186 INFO L158 Benchmark]: CACSL2BoogieTranslator took 423.45ms. Allocated memory is still 165.7MB. Free memory was 128.4MB in the beginning and 102.7MB in the end (delta: 25.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-02 22:30:14,186 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.48ms. Allocated memory is still 165.7MB. Free memory was 102.7MB in the beginning and 88.6MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 22:30:14,187 INFO L158 Benchmark]: Boogie Preprocessor took 98.26ms. Allocated memory is still 165.7MB. Free memory was 88.6MB in the beginning and 126.9MB in the end (delta: -38.4MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2023-12-02 22:30:14,187 INFO L158 Benchmark]: RCFGBuilder took 1840.01ms. Allocated memory was 165.7MB in the beginning and 201.3MB in the end (delta: 35.7MB). Free memory was 126.9MB in the beginning and 126.9MB in the end (delta: -29.6kB). Peak memory consumption was 89.4MB. Max. memory is 16.1GB. [2023-12-02 22:30:14,188 INFO L158 Benchmark]: CodeCheck took 14550.76ms. Allocated memory is still 201.3MB. Free memory was 126.9MB in the beginning and 70.3MB in the end (delta: 56.6MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2023-12-02 22:30:14,190 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 125.8MB. Free memory is still 71.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 423.45ms. Allocated memory is still 165.7MB. Free memory was 128.4MB in the beginning and 102.7MB in the end (delta: 25.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.48ms. Allocated memory is still 165.7MB. Free memory was 102.7MB in the beginning and 88.6MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 98.26ms. Allocated memory is still 165.7MB. Free memory was 88.6MB in the beginning and 126.9MB in the end (delta: -38.4MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1840.01ms. Allocated memory was 165.7MB in the beginning and 201.3MB in the end (delta: 35.7MB). Free memory was 126.9MB in the beginning and 126.9MB in the end (delta: -29.6kB). Peak memory consumption was 89.4MB. Max. memory is 16.1GB. * CodeCheck took 14550.76ms. Allocated memory is still 201.3MB. Free memory was 126.9MB in the beginning and 70.3MB in the end (delta: 56.6MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 22:30:14,223 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21828da2-8c3f-4396-adeb-029dc0b53d45/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21828da2-8c3f-4396-adeb-029dc0b53d45/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21828da2-8c3f-4396-adeb-029dc0b53d45/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21828da2-8c3f-4396-adeb-029dc0b53d45/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21828da2-8c3f-4396-adeb-029dc0b53d45/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-93.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21828da2-8c3f-4396-adeb-029dc0b53d45/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21828da2-8c3f-4396-adeb-029dc0b53d45/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ff9b1a32485761394b26164dda9dac2c48323c8db1a437768e4e46cd7efabc3b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:30:16,166 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:30:16,235 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21828da2-8c3f-4396-adeb-029dc0b53d45/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-02 22:30:16,266 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:30:16,267 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:30:16,267 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:30:16,268 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:30:16,269 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:30:16,269 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:30:16,270 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:30:16,270 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:30:16,271 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:30:16,271 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:30:16,272 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:30:16,272 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:30:16,273 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:30:16,273 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 22:30:16,273 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 22:30:16,274 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 22:30:16,274 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:30:16,275 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:30:16,275 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:30:16,276 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:30:16,276 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:30:16,277 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:30:16,277 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:30:16,277 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 22:30:16,278 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:30:16,278 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:30:16,278 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:30:16,279 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:30:16,279 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:30:16,279 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 22:30:16,280 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:30:16,280 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:30:16,280 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 22:30:16,280 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 22:30:16,280 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_21828da2-8c3f-4396-adeb-029dc0b53d45/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21828da2-8c3f-4396-adeb-029dc0b53d45/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ff9b1a32485761394b26164dda9dac2c48323c8db1a437768e4e46cd7efabc3b [2023-12-02 22:30:16,602 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:30:16,621 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:30:16,624 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:30:16,625 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:30:16,625 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:30:16,626 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21828da2-8c3f-4396-adeb-029dc0b53d45/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-93.i [2023-12-02 22:30:19,424 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:30:19,677 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:30:19,678 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21828da2-8c3f-4396-adeb-029dc0b53d45/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-93.i [2023-12-02 22:30:19,691 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21828da2-8c3f-4396-adeb-029dc0b53d45/bin/ukojak-verify-Qdu7aM0XO9/data/260e61660/dd6b10cb0fe24f94834f76e2fc266bcd/FLAG628e370e7 [2023-12-02 22:30:19,704 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21828da2-8c3f-4396-adeb-029dc0b53d45/bin/ukojak-verify-Qdu7aM0XO9/data/260e61660/dd6b10cb0fe24f94834f76e2fc266bcd [2023-12-02 22:30:19,706 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:30:19,707 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:30:19,708 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:30:19,709 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:30:19,712 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:30:19,712 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:30:19" (1/1) ... [2023-12-02 22:30:19,713 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@233ea438 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:30:19, skipping insertion in model container [2023-12-02 22:30:19,714 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:30:19" (1/1) ... [2023-12-02 22:30:19,765 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:30:19,890 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_21828da2-8c3f-4396-adeb-029dc0b53d45/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-93.i[916,929] [2023-12-02 22:30:20,033 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:30:20,050 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:30:20,059 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_21828da2-8c3f-4396-adeb-029dc0b53d45/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-93.i[916,929] [2023-12-02 22:30:20,177 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:30:20,196 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:30:20,197 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:30:20 WrapperNode [2023-12-02 22:30:20,197 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:30:20,198 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:30:20,198 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:30:20,198 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:30:20,205 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:30:20" (1/1) ... [2023-12-02 22:30:20,227 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:30:20" (1/1) ... [2023-12-02 22:30:20,267 INFO L138 Inliner]: procedures = 27, calls = 59, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 352 [2023-12-02 22:30:20,267 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:30:20,268 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:30:20,268 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:30:20,269 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:30:20,275 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:30:20" (1/1) ... [2023-12-02 22:30:20,275 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:30:20" (1/1) ... [2023-12-02 22:30:20,283 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:30:20" (1/1) ... [2023-12-02 22:30:20,284 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:30:20" (1/1) ... [2023-12-02 22:30:20,312 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:30:20" (1/1) ... [2023-12-02 22:30:20,317 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:30:20" (1/1) ... [2023-12-02 22:30:20,323 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:30:20" (1/1) ... [2023-12-02 22:30:20,327 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:30:20" (1/1) ... [2023-12-02 22:30:20,335 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:30:20,336 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:30:20,336 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:30:20,337 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:30:20,337 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:30:20" (1/1) ... [2023-12-02 22:30:20,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:30:20,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21828da2-8c3f-4396-adeb-029dc0b53d45/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:30:20,373 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21828da2-8c3f-4396-adeb-029dc0b53d45/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:30:20,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21828da2-8c3f-4396-adeb-029dc0b53d45/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:30:20,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:30:20,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 22:30:20,406 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 22:30:20,406 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 22:30:20,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:30:20,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:30:20,517 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:30:20,519 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:30:59,541 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:30:59,897 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:30:59,898 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 22:30:59,899 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:30:59 BoogieIcfgContainer [2023-12-02 22:30:59,900 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:30:59,900 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:30:59,901 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:30:59,910 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:30:59,910 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:30:59" (1/1) ... [2023-12-02 22:30:59,919 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:30:59,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:30:59,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 82 states and 128 transitions. [2023-12-02 22:30:59,976 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 128 transitions. [2023-12-02 22:30:59,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-12-02 22:30:59,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:30:59,988 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:30:59,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21828da2-8c3f-4396-adeb-029dc0b53d45/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:30:59,989 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21828da2-8c3f-4396-adeb-029dc0b53d45/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:31:00,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21828da2-8c3f-4396-adeb-029dc0b53d45/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 22:31:13,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:31:13,377 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:31:23,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 22:31:23,823 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21828da2-8c3f-4396-adeb-029dc0b53d45/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-02 22:31:23,824 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 22:31:23,828 INFO L158 Benchmark]: Toolchain (without parser) took 64120.26ms. Allocated memory is still 94.4MB. Free memory was 69.6MB in the beginning and 50.3MB in the end (delta: 19.2MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2023-12-02 22:31:23,828 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 67.1MB. Free memory is still 43.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:31:23,829 INFO L158 Benchmark]: CACSL2BoogieTranslator took 488.70ms. Allocated memory is still 94.4MB. Free memory was 69.3MB in the beginning and 67.4MB in the end (delta: 1.9MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2023-12-02 22:31:23,829 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.95ms. Allocated memory is still 94.4MB. Free memory was 67.4MB in the beginning and 62.6MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 22:31:23,830 INFO L158 Benchmark]: Boogie Preprocessor took 67.24ms. Allocated memory is still 94.4MB. Free memory was 62.6MB in the beginning and 58.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 22:31:23,830 INFO L158 Benchmark]: RCFGBuilder took 39563.44ms. Allocated memory is still 94.4MB. Free memory was 58.5MB in the beginning and 59.3MB in the end (delta: -833.5kB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. [2023-12-02 22:31:23,831 INFO L158 Benchmark]: CodeCheck took 23926.21ms. Allocated memory is still 94.4MB. Free memory was 59.3MB in the beginning and 50.3MB in the end (delta: 9.0MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2023-12-02 22:31:23,833 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 0.18ms. Allocated memory is still 67.1MB. Free memory is still 43.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 488.70ms. Allocated memory is still 94.4MB. Free memory was 69.3MB in the beginning and 67.4MB in the end (delta: 1.9MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.95ms. Allocated memory is still 94.4MB. Free memory was 67.4MB in the beginning and 62.6MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.24ms. Allocated memory is still 94.4MB. Free memory was 62.6MB in the beginning and 58.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 39563.44ms. Allocated memory is still 94.4MB. Free memory was 58.5MB in the beginning and 59.3MB in the end (delta: -833.5kB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. * CodeCheck took 23926.21ms. Allocated memory is still 94.4MB. Free memory was 59.3MB in the beginning and 50.3MB in the end (delta: 9.0MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 22:31:24,027 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21828da2-8c3f-4396-adeb-029dc0b53d45/bin/ukojak-verify-Qdu7aM0XO9/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