./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal27.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal27.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b --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 64bit --witnessprinter.graph.data.programhash 2e919b7aa62dd0623cd690b9622ccbea6cbeaac8d3439054af6e752091c8cac0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:06:41,376 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:06:41,433 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 01:06:41,437 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:06:41,438 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:06:41,458 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:06:41,458 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:06:41,459 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:06:41,459 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:06:41,459 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:06:41,459 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:06:41,459 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:06:41,459 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:06:41,460 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:06:41,460 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:06:41,460 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:06:41,460 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:06:41,460 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:06:41,460 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:06:41,460 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:06:41,460 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:06:41,460 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:06:41,460 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:06:41,461 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:06:41,461 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:06:41,461 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:06:41,461 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:06:41,461 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:06:41,461 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:06:41,461 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:06:41,461 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e919b7aa62dd0623cd690b9622ccbea6cbeaac8d3439054af6e752091c8cac0 [2024-12-06 01:06:41,698 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:06:41,706 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:06:41,708 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:06:41,710 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:06:41,710 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:06:41,711 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal27.c [2024-12-06 01:06:44,426 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b/data/84b4a165e/e2f79908b3a54e03ba6f6b0c3fa28a56/FLAG649e25cdc [2024-12-06 01:06:44,902 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:06:44,902 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal27.c [2024-12-06 01:06:44,940 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b/data/84b4a165e/e2f79908b3a54e03ba6f6b0c3fa28a56/FLAG649e25cdc [2024-12-06 01:06:44,995 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b/data/84b4a165e/e2f79908b3a54e03ba6f6b0c3fa28a56 [2024-12-06 01:06:44,998 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:06:44,999 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:06:45,001 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:06:45,001 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:06:45,005 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:06:45,006 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:06:44" (1/1) ... [2024-12-06 01:06:45,006 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e58ead1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:45, skipping insertion in model container [2024-12-06 01:06:45,006 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:06:44" (1/1) ... [2024-12-06 01:06:45,142 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:06:45,450 WARN L250 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_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal27.c[1245,1258] [2024-12-06 01:06:46,651 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:06:46,663 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:06:46,676 WARN L250 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_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal27.c[1245,1258] [2024-12-06 01:06:47,458 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:06:47,472 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:06:47,472 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:47 WrapperNode [2024-12-06 01:06:47,473 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:06:47,474 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:06:47,474 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:06:47,474 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:06:47,480 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:47" (1/1) ... [2024-12-06 01:06:47,671 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:47" (1/1) ... [2024-12-06 01:06:50,005 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 36282 [2024-12-06 01:06:50,006 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:06:50,007 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:06:50,007 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:06:50,007 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:06:50,014 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:47" (1/1) ... [2024-12-06 01:06:50,014 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:47" (1/1) ... [2024-12-06 01:06:50,548 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:47" (1/1) ... [2024-12-06 01:06:50,548 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:47" (1/1) ... [2024-12-06 01:06:51,034 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:47" (1/1) ... [2024-12-06 01:06:51,134 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:47" (1/1) ... [2024-12-06 01:06:51,372 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:47" (1/1) ... [2024-12-06 01:06:51,489 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:47" (1/1) ... [2024-12-06 01:06:51,572 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:47" (1/1) ... [2024-12-06 01:06:52,046 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:06:52,047 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:06:52,047 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:06:52,048 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:06:52,048 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:47" (1/1) ... [2024-12-06 01:06:52,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:06:52,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:06:52,072 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:06:52,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:06:52,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:06:52,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 01:06:52,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:06:52,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:06:53,604 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:06:53,606 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:08:08,080 INFO L? ?]: Removed 20029 outVars from TransFormulas that were not future-live. [2024-12-06 01:08:08,081 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:09:50,299 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:09:50,300 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 01:09:50,300 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:09:50 BoogieIcfgContainer [2024-12-06 01:09:50,300 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:09:50,301 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:09:50,301 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:09:50,307 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:09:50,307 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:09:50" (1/1) ... [2024-12-06 01:09:50,312 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:09:50,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:09:50,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 01:09:50,358 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 01:09:50,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 01:09:50,360 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:09:50,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:09:54,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:09:54,741 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:09:57,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:10:08,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 01:10:08,631 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:485) 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) [2024-12-06 01:10:08,637 INFO L158 Benchmark]: Toolchain (without parser) took 203636.64ms. Allocated memory was 142.6MB in the beginning and 10.9GB in the end (delta: 10.8GB). Free memory was 97.6MB in the beginning and 7.9GB in the end (delta: -7.8GB). Peak memory consumption was 3.0GB. Max. memory is 16.1GB. [2024-12-06 01:10:08,637 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory was 83.3MB in the beginning and 83.2MB in the end (delta: 31.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:10:08,638 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2472.46ms. Allocated memory was 142.6MB in the beginning and 746.6MB in the end (delta: 604.0MB). Free memory was 97.4MB in the beginning and 542.6MB in the end (delta: -445.2MB). Peak memory consumption was 246.5MB. Max. memory is 16.1GB. [2024-12-06 01:10:08,639 INFO L158 Benchmark]: Boogie Procedure Inliner took 2532.25ms. Allocated memory was 746.6MB in the beginning and 2.0GB in the end (delta: 1.3GB). Free memory was 542.6MB in the beginning and 1.3GB in the end (delta: -752.1MB). Peak memory consumption was 639.7MB. Max. memory is 16.1GB. [2024-12-06 01:10:08,640 INFO L158 Benchmark]: Boogie Preprocessor took 2039.80ms. Allocated memory was 2.0GB in the beginning and 5.9GB in the end (delta: 3.9GB). Free memory was 1.3GB in the beginning and 4.9GB in the end (delta: -3.6GB). Peak memory consumption was 334.7MB. Max. memory is 16.1GB. [2024-12-06 01:10:08,640 INFO L158 Benchmark]: RCFGBuilder took 178252.75ms. Allocated memory was 5.9GB in the beginning and 10.9GB in the end (delta: 5.0GB). Free memory was 4.9GB in the beginning and 8.4GB in the end (delta: -3.4GB). Peak memory consumption was 5.1GB. Max. memory is 16.1GB. [2024-12-06 01:10:08,641 INFO L158 Benchmark]: CodeCheck took 18334.06ms. Allocated memory is still 10.9GB. Free memory was 8.4GB in the beginning and 7.9GB in the end (delta: 424.0MB). Peak memory consumption was 423.9MB. Max. memory is 16.1GB. [2024-12-06 01:10:08,644 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:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory was 83.3MB in the beginning and 83.2MB in the end (delta: 31.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2472.46ms. Allocated memory was 142.6MB in the beginning and 746.6MB in the end (delta: 604.0MB). Free memory was 97.4MB in the beginning and 542.6MB in the end (delta: -445.2MB). Peak memory consumption was 246.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 2532.25ms. Allocated memory was 746.6MB in the beginning and 2.0GB in the end (delta: 1.3GB). Free memory was 542.6MB in the beginning and 1.3GB in the end (delta: -752.1MB). Peak memory consumption was 639.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2039.80ms. Allocated memory was 2.0GB in the beginning and 5.9GB in the end (delta: 3.9GB). Free memory was 1.3GB in the beginning and 4.9GB in the end (delta: -3.6GB). Peak memory consumption was 334.7MB. Max. memory is 16.1GB. * RCFGBuilder took 178252.75ms. Allocated memory was 5.9GB in the beginning and 10.9GB in the end (delta: 5.0GB). Free memory was 4.9GB in the beginning and 8.4GB in the end (delta: -3.4GB). Peak memory consumption was 5.1GB. Max. memory is 16.1GB. * CodeCheck took 18334.06ms. Allocated memory is still 10.9GB. Free memory was 8.4GB in the beginning and 7.9GB in the end (delta: 424.0MB). Peak memory consumption was 423.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 01:10:08,728 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal27.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b --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 64bit --witnessprinter.graph.data.programhash 2e919b7aa62dd0623cd690b9622ccbea6cbeaac8d3439054af6e752091c8cac0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:10:11,606 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:10:11,687 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 01:10:11,712 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:10:11,713 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:10:11,713 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:10:11,713 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:10:11,714 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:10:11,714 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:10:11,714 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:10:11,714 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:10:11,714 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:10:11,714 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:10:11,714 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:10:11,714 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 01:10:11,714 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 01:10:11,714 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 01:10:11,714 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:10:11,715 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:10:11,715 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:10:11,715 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:10:11,715 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:10:11,715 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:10:11,715 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:10:11,715 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 01:10:11,715 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:10:11,715 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:10:11,715 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:10:11,715 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:10:11,716 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:10:11,716 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 01:10:11,716 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:10:11,716 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 01:10:11,716 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e919b7aa62dd0623cd690b9622ccbea6cbeaac8d3439054af6e752091c8cac0 [2024-12-06 01:10:11,968 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:10:11,976 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:10:11,979 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:10:11,980 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:10:11,980 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:10:11,981 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal27.c [2024-12-06 01:10:14,752 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b/data/811ccb84d/a42b65a4d22a4f35aa4f9abc20d733f9/FLAGf9ce214bc [2024-12-06 01:10:15,227 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:10:15,228 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal27.c [2024-12-06 01:10:15,270 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b/data/811ccb84d/a42b65a4d22a4f35aa4f9abc20d733f9/FLAGf9ce214bc [2024-12-06 01:10:15,299 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b/data/811ccb84d/a42b65a4d22a4f35aa4f9abc20d733f9 [2024-12-06 01:10:15,301 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:10:15,303 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:10:15,304 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:10:15,304 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:10:15,308 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:10:15,309 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:10:15" (1/1) ... [2024-12-06 01:10:15,310 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6156a462 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:15, skipping insertion in model container [2024-12-06 01:10:15,310 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:10:15" (1/1) ... [2024-12-06 01:10:15,441 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:10:15,679 WARN L250 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_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal27.c[1245,1258] [2024-12-06 01:10:16,450 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:10:16,461 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:10:16,470 WARN L250 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_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal27.c[1245,1258] [2024-12-06 01:10:17,158 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:10:17,172 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:10:17,173 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:17 WrapperNode [2024-12-06 01:10:17,173 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:10:17,174 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:10:17,174 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:10:17,174 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:10:17,180 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:17" (1/1) ... [2024-12-06 01:10:17,262 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:17" (1/1) ... [2024-12-06 01:10:17,618 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 11332 [2024-12-06 01:10:17,618 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:10:17,619 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:10:17,619 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:10:17,619 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:10:17,626 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:17" (1/1) ... [2024-12-06 01:10:17,626 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:17" (1/1) ... [2024-12-06 01:10:17,689 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:17" (1/1) ... [2024-12-06 01:10:17,689 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:17" (1/1) ... [2024-12-06 01:10:17,815 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:17" (1/1) ... [2024-12-06 01:10:17,838 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:17" (1/1) ... [2024-12-06 01:10:17,848 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:17" (1/1) ... [2024-12-06 01:10:17,919 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:17" (1/1) ... [2024-12-06 01:10:17,945 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:17" (1/1) ... [2024-12-06 01:10:18,018 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:10:18,021 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:10:18,021 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:10:18,022 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:10:18,023 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:17" (1/1) ... [2024-12-06 01:10:18,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:10:18,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:10:18,062 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:10:18,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:10:18,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:10:18,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 01:10:18,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:10:18,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:10:19,421 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:10:19,423 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:11:32,011 INFO L? ?]: Removed 465 outVars from TransFormulas that were not future-live. [2024-12-06 01:11:32,011 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:11:32,235 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:11:32,235 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 01:11:32,235 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:11:32 BoogieIcfgContainer [2024-12-06 01:11:32,236 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:11:32,236 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:11:32,236 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:11:32,245 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:11:32,246 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:11:32" (1/1) ... [2024-12-06 01:11:32,253 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:11:32,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:11:32,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 01:11:32,298 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 01:11:32,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 01:11:32,300 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:11:32,300 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:11:32,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:11:32,303 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:11:32,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 01:11:34,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:11:34,708 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:11:35,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:11:35,342 INFO L256 TraceCheckSpWp]: Trace formula consists of 503 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 01:11:35,357 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:11:35,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:11:35,511 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 01:11:38,209 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.67s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 01:11:38,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:11:38,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 01:11:38,568 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 01:11:38,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 01:11:38,569 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:11:38,569 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:11:38,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:11:38,570 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:11:38,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 01:11:51,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:11:51,906 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:11:53,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:11:53,698 INFO L256 TraceCheckSpWp]: Trace formula consists of 876 conjuncts, 299 conjuncts are in the unsatisfiable core [2024-12-06 01:11:53,744 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:11:59,969 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:12:00,009 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 01:12:03,716 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.50s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 01:12:07,782 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 01:12:11,686 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 01:12:13,578 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 01:12:13,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:12:13,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2024-12-06 01:12:13,828 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2024-12-06 01:12:13,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 01:12:13,828 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:12:13,828 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:12:13,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:12:13,830 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:12:13,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6294c9b5-3a54-4c5b-9c17-f9d7d7e40406/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 01:12:44,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:12:44,173 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:12:46,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:12:46,862 INFO L256 TraceCheckSpWp]: Trace formula consists of 1249 conjuncts, 237 conjuncts are in the unsatisfiable core [2024-12-06 01:12:46,911 INFO L279 TraceCheckSpWp]: Computing forward predicates...