./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-10.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_f912919e-712a-4b18-a685-c47f782a44bd/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f912919e-712a-4b18-a685-c47f782a44bd/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_f912919e-712a-4b18-a685-c47f782a44bd/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f912919e-712a-4b18-a685-c47f782a44bd/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f912919e-712a-4b18-a685-c47f782a44bd/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_f912919e-712a-4b18-a685-c47f782a44bd/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 2130977652141f87aaeab3d55d3a6ad4866e75f526c9ed5f7fd20a11fd2ef6f1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:11:27,776 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:11:27,850 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f912919e-712a-4b18-a685-c47f782a44bd/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:11:27,855 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:11:27,855 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:11:27,880 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:11:27,881 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:11:27,882 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:11:27,883 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:11:27,884 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:11:27,885 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:11:27,885 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:11:27,886 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:11:27,887 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:11:27,887 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:11:27,888 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:11:27,889 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:11:27,889 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:11:27,890 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:11:27,891 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:11:27,891 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:11:27,896 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:11:27,896 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:11:27,897 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:11:27,897 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:11:27,898 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:11:27,898 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:11:27,899 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:11:27,899 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:11:27,900 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:11:27,900 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:11:27,901 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:11:27,901 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:11:27,902 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_f912919e-712a-4b18-a685-c47f782a44bd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f912919e-712a-4b18-a685-c47f782a44bd/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2130977652141f87aaeab3d55d3a6ad4866e75f526c9ed5f7fd20a11fd2ef6f1 [2023-11-24 22:11:28,235 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:11:28,275 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:11:28,278 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:11:28,280 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:11:28,285 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:11:28,287 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f912919e-712a-4b18-a685-c47f782a44bd/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-10.i [2023-11-24 22:11:31,613 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:11:31,914 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:11:31,915 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f912919e-712a-4b18-a685-c47f782a44bd/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-10.i [2023-11-24 22:11:31,930 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f912919e-712a-4b18-a685-c47f782a44bd/bin/ukojak-verify-afCqCEvfdi/data/41f51924b/a9826a64ff224f529742268fbefc4d5b/FLAG95852856f [2023-11-24 22:11:31,945 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f912919e-712a-4b18-a685-c47f782a44bd/bin/ukojak-verify-afCqCEvfdi/data/41f51924b/a9826a64ff224f529742268fbefc4d5b [2023-11-24 22:11:31,948 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:11:31,949 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:11:31,951 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:11:31,951 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:11:31,956 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:11:31,957 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:31" (1/1) ... [2023-11-24 22:11:31,958 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@667c87c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:31, skipping insertion in model container [2023-11-24 22:11:31,959 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:31" (1/1) ... [2023-11-24 22:11:32,013 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:11:32,200 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_f912919e-712a-4b18-a685-c47f782a44bd/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-10.i[916,929] [2023-11-24 22:11:32,409 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:11:32,425 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:11:32,439 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_f912919e-712a-4b18-a685-c47f782a44bd/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-10.i[916,929] [2023-11-24 22:11:32,527 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:11:32,549 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:11:32,549 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:32 WrapperNode [2023-11-24 22:11:32,550 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:11:32,551 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:11:32,551 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:11:32,551 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:11:32,560 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:32" (1/1) ... [2023-11-24 22:11:32,588 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:32" (1/1) ... [2023-11-24 22:11:32,727 INFO L138 Inliner]: procedures = 26, calls = 78, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 483 [2023-11-24 22:11:32,727 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:11:32,728 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:11:32,728 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:11:32,728 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:11:32,739 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:32" (1/1) ... [2023-11-24 22:11:32,740 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:32" (1/1) ... [2023-11-24 22:11:32,759 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:32" (1/1) ... [2023-11-24 22:11:32,763 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:32" (1/1) ... [2023-11-24 22:11:32,806 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:32" (1/1) ... [2023-11-24 22:11:32,826 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:32" (1/1) ... [2023-11-24 22:11:32,834 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:32" (1/1) ... [2023-11-24 22:11:32,861 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:32" (1/1) ... [2023-11-24 22:11:32,883 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:11:32,885 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:11:32,886 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:11:32,886 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:11:32,887 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:32" (1/1) ... [2023-11-24 22:11:32,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:11:32,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f912919e-712a-4b18-a685-c47f782a44bd/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:11:32,923 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f912919e-712a-4b18-a685-c47f782a44bd/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:11:32,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f912919e-712a-4b18-a685-c47f782a44bd/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:11:32,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:11:32,967 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:11:32,967 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:11:32,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:11:32,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:11:32,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:11:33,094 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:11:33,096 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:11:34,227 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:11:35,296 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:11:35,297 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:11:35,299 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:11:35 BoogieIcfgContainer [2023-11-24 22:11:35,299 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:11:35,300 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:11:35,300 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:11:35,312 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:11:35,313 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:11:35" (1/1) ... [2023-11-24 22:11:35,325 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:11:35,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:35,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 110 states and 175 transitions. [2023-11-24 22:11:35,423 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 175 transitions. [2023-11-24 22:11:35,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2023-11-24 22:11:35,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:35,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:37,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:11:37,303 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:11:47,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-24 22:11:47,526 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 22:11:47,530 INFO L158 Benchmark]: Toolchain (without parser) took 15579.49ms. Allocated memory was 157.3MB in the beginning and 195.0MB in the end (delta: 37.7MB). Free memory was 119.6MB in the beginning and 79.3MB in the end (delta: 40.4MB). Peak memory consumption was 79.8MB. Max. memory is 16.1GB. [2023-11-24 22:11:47,530 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 121.6MB. Free memory is still 67.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:11:47,531 INFO L158 Benchmark]: CACSL2BoogieTranslator took 599.16ms. Allocated memory is still 157.3MB. Free memory was 119.6MB in the beginning and 93.2MB in the end (delta: 26.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-24 22:11:47,532 INFO L158 Benchmark]: Boogie Procedure Inliner took 176.28ms. Allocated memory is still 157.3MB. Free memory was 92.8MB in the beginning and 120.1MB in the end (delta: -27.3MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2023-11-24 22:11:47,533 INFO L158 Benchmark]: Boogie Preprocessor took 156.01ms. Allocated memory is still 157.3MB. Free memory was 120.1MB in the beginning and 114.5MB in the end (delta: 5.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 22:11:47,534 INFO L158 Benchmark]: RCFGBuilder took 2413.94ms. Allocated memory was 157.3MB in the beginning and 195.0MB in the end (delta: 37.7MB). Free memory was 114.5MB in the beginning and 144.4MB in the end (delta: -29.9MB). Peak memory consumption was 76.0MB. Max. memory is 16.1GB. [2023-11-24 22:11:47,535 INFO L158 Benchmark]: CodeCheck took 12228.05ms. Allocated memory is still 195.0MB. Free memory was 144.4MB in the beginning and 79.3MB in the end (delta: 65.1MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2023-11-24 22:11:47,540 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 0.40ms. Allocated memory is still 121.6MB. Free memory is still 67.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 599.16ms. Allocated memory is still 157.3MB. Free memory was 119.6MB in the beginning and 93.2MB in the end (delta: 26.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 176.28ms. Allocated memory is still 157.3MB. Free memory was 92.8MB in the beginning and 120.1MB in the end (delta: -27.3MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 156.01ms. Allocated memory is still 157.3MB. Free memory was 120.1MB in the beginning and 114.5MB in the end (delta: 5.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2413.94ms. Allocated memory was 157.3MB in the beginning and 195.0MB in the end (delta: 37.7MB). Free memory was 114.5MB in the beginning and 144.4MB in the end (delta: -29.9MB). Peak memory consumption was 76.0MB. Max. memory is 16.1GB. * CodeCheck took 12228.05ms. Allocated memory is still 195.0MB. Free memory was 144.4MB in the beginning and 79.3MB in the end (delta: 65.1MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:11:47,584 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f912919e-712a-4b18-a685-c47f782a44bd/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f912919e-712a-4b18-a685-c47f782a44bd/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f912919e-712a-4b18-a685-c47f782a44bd/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_f912919e-712a-4b18-a685-c47f782a44bd/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f912919e-712a-4b18-a685-c47f782a44bd/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f912919e-712a-4b18-a685-c47f782a44bd/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_f912919e-712a-4b18-a685-c47f782a44bd/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 2130977652141f87aaeab3d55d3a6ad4866e75f526c9ed5f7fd20a11fd2ef6f1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:11:50,687 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:11:50,825 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f912919e-712a-4b18-a685-c47f782a44bd/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 22:11:50,875 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:11:50,876 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:11:50,877 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:11:50,878 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:11:50,879 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:11:50,880 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:11:50,886 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:11:50,887 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:11:50,887 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:11:50,888 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:11:50,890 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:11:50,890 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:11:50,891 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:11:50,891 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:11:50,892 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:11:50,892 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:11:50,892 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:11:50,893 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:11:50,894 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:11:50,894 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:11:50,894 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:11:50,895 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:11:50,895 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:11:50,896 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:11:50,897 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:11:50,897 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:11:50,898 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:11:50,899 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:11:50,899 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:11:50,900 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:11:50,900 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:11:50,901 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:11:50,901 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:11:50,901 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:11:50,901 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_f912919e-712a-4b18-a685-c47f782a44bd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f912919e-712a-4b18-a685-c47f782a44bd/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2130977652141f87aaeab3d55d3a6ad4866e75f526c9ed5f7fd20a11fd2ef6f1 [2023-11-24 22:11:51,402 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:11:51,442 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:11:51,445 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:11:51,447 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:11:51,447 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:11:51,449 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f912919e-712a-4b18-a685-c47f782a44bd/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-10.i [2023-11-24 22:11:54,690 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:11:55,046 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:11:55,047 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f912919e-712a-4b18-a685-c47f782a44bd/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-10.i [2023-11-24 22:11:55,064 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f912919e-712a-4b18-a685-c47f782a44bd/bin/ukojak-verify-afCqCEvfdi/data/a12b17365/361380c543634aa297abf9d30e2ed8df/FLAGc8e87a856 [2023-11-24 22:11:55,083 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f912919e-712a-4b18-a685-c47f782a44bd/bin/ukojak-verify-afCqCEvfdi/data/a12b17365/361380c543634aa297abf9d30e2ed8df [2023-11-24 22:11:55,085 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:11:55,087 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:11:55,089 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:11:55,089 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:11:55,095 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:11:55,095 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:55" (1/1) ... [2023-11-24 22:11:55,097 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@439dfa9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:55, skipping insertion in model container [2023-11-24 22:11:55,097 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:55" (1/1) ... [2023-11-24 22:11:55,163 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:11:55,350 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_f912919e-712a-4b18-a685-c47f782a44bd/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-10.i[916,929] [2023-11-24 22:11:55,589 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:11:55,639 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:11:55,658 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_f912919e-712a-4b18-a685-c47f782a44bd/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-10.i[916,929] [2023-11-24 22:11:55,795 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:11:55,821 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:11:55,821 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:55 WrapperNode [2023-11-24 22:11:55,822 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:11:55,823 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:11:55,824 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:11:55,824 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:11:55,834 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:55" (1/1) ... [2023-11-24 22:11:55,877 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:55" (1/1) ... [2023-11-24 22:11:55,966 INFO L138 Inliner]: procedures = 27, calls = 78, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 402 [2023-11-24 22:11:55,966 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:11:55,967 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:11:55,968 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:11:55,968 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:11:55,981 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:55" (1/1) ... [2023-11-24 22:11:55,982 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:55" (1/1) ... [2023-11-24 22:11:56,012 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:55" (1/1) ... [2023-11-24 22:11:56,013 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:55" (1/1) ... [2023-11-24 22:11:56,057 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:55" (1/1) ... [2023-11-24 22:11:56,072 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:55" (1/1) ... [2023-11-24 22:11:56,079 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:55" (1/1) ... [2023-11-24 22:11:56,085 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:55" (1/1) ... [2023-11-24 22:11:56,095 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:11:56,105 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:11:56,105 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:11:56,105 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:11:56,106 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:55" (1/1) ... [2023-11-24 22:11:56,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:11:56,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f912919e-712a-4b18-a685-c47f782a44bd/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:11:56,149 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f912919e-712a-4b18-a685-c47f782a44bd/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:11:56,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f912919e-712a-4b18-a685-c47f782a44bd/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:11:56,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:11:56,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:11:56,207 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:11:56,208 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:11:56,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:11:56,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:11:56,405 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:11:56,409 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:12:15,761 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:12:16,412 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:12:16,412 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:12:16,414 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:16 BoogieIcfgContainer [2023-11-24 22:12:16,414 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:12:16,415 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:12:16,416 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:12:16,426 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:12:16,427 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:16" (1/1) ... [2023-11-24 22:12:16,438 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:12:16,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:16,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 110 states and 175 transitions. [2023-11-24 22:12:16,515 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 175 transitions. [2023-11-24 22:12:16,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2023-11-24 22:12:16,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:16,539 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:12:16,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f912919e-712a-4b18-a685-c47f782a44bd/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:12:16,545 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f912919e-712a-4b18-a685-c47f782a44bd/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:12:16,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f912919e-712a-4b18-a685-c47f782a44bd/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-24 22:12:23,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:23,536 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported