./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal75.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_0caefcea-2b07-4bca-bbce-672c06bdb443/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caefcea-2b07-4bca-bbce-672c06bdb443/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_0caefcea-2b07-4bca-bbce-672c06bdb443/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caefcea-2b07-4bca-bbce-672c06bdb443/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal75.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caefcea-2b07-4bca-bbce-672c06bdb443/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_0caefcea-2b07-4bca-bbce-672c06bdb443/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 bfc5a32bd8f9b64e8c270ef1cbf09917d231a6a3d722a8ea774ee8fbc0d6c6f5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 06:22:40,485 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 06:22:40,537 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caefcea-2b07-4bca-bbce-672c06bdb443/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 06:22:40,541 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 06:22:40,541 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 06:22:40,559 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 06:22:40,559 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 06:22:40,560 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 06:22:40,560 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 06:22:40,560 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 06:22:40,560 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 06:22:40,560 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 06:22:40,560 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 06:22:40,561 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 06:22:40,561 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 06:22:40,561 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 06:22:40,561 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 06:22:40,561 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 06:22:40,561 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 06:22:40,561 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 06:22:40,561 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 06:22:40,561 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 06:22:40,561 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 06:22:40,561 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 06:22:40,562 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:22:40,562 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 06:22:40,562 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 06:22:40,562 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 06:22:40,562 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 06:22:40,562 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 06:22:40,562 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_0caefcea-2b07-4bca-bbce-672c06bdb443/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 -> bfc5a32bd8f9b64e8c270ef1cbf09917d231a6a3d722a8ea774ee8fbc0d6c6f5 [2024-12-06 06:22:40,762 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 06:22:40,768 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 06:22:40,770 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 06:22:40,771 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 06:22:40,771 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 06:22:40,772 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caefcea-2b07-4bca-bbce-672c06bdb443/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal75.c [2024-12-06 06:22:43,367 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caefcea-2b07-4bca-bbce-672c06bdb443/bin/ukojak-verify-CZk0znPC7b/data/e96ef013c/7435c4e62aea4c4e9cca1fe8a9e7e718/FLAG8b38ca210 [2024-12-06 06:22:43,827 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 06:22:43,827 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caefcea-2b07-4bca-bbce-672c06bdb443/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal75.c [2024-12-06 06:22:43,857 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caefcea-2b07-4bca-bbce-672c06bdb443/bin/ukojak-verify-CZk0znPC7b/data/e96ef013c/7435c4e62aea4c4e9cca1fe8a9e7e718/FLAG8b38ca210 [2024-12-06 06:22:43,955 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caefcea-2b07-4bca-bbce-672c06bdb443/bin/ukojak-verify-CZk0znPC7b/data/e96ef013c/7435c4e62aea4c4e9cca1fe8a9e7e718 [2024-12-06 06:22:43,957 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 06:22:43,959 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 06:22:43,960 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 06:22:43,960 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 06:22:43,965 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 06:22:43,965 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:22:43" (1/1) ... [2024-12-06 06:22:43,966 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@398a9ebc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:22:43, skipping insertion in model container [2024-12-06 06:22:43,966 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:22:43" (1/1) ... [2024-12-06 06:22:44,114 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 06:22:44,377 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_0caefcea-2b07-4bca-bbce-672c06bdb443/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal75.c[1245,1258] [2024-12-06 06:22:45,476 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:22:45,492 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 06:22:45,503 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_0caefcea-2b07-4bca-bbce-672c06bdb443/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal75.c[1245,1258] [2024-12-06 06:22:46,325 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:22:46,339 INFO L204 MainTranslator]: Completed translation [2024-12-06 06:22:46,339 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:22:46 WrapperNode [2024-12-06 06:22:46,339 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 06:22:46,340 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 06:22:46,340 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 06:22:46,341 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 06:22:46,347 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:22:46" (1/1) ... [2024-12-06 06:22:46,547 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:22:46" (1/1) ... [2024-12-06 06:22:48,864 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 39467 [2024-12-06 06:22:48,864 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 06:22:48,865 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 06:22:48,865 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 06:22:48,865 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 06:22:48,870 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:22:46" (1/1) ... [2024-12-06 06:22:48,870 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:22:46" (1/1) ... [2024-12-06 06:22:49,665 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:22:46" (1/1) ... [2024-12-06 06:22:49,666 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:22:46" (1/1) ... [2024-12-06 06:22:50,595 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:22:46" (1/1) ... [2024-12-06 06:22:50,670 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:22:46" (1/1) ... [2024-12-06 06:22:50,760 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:22:46" (1/1) ... [2024-12-06 06:22:50,940 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:22:46" (1/1) ... [2024-12-06 06:22:51,021 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:22:46" (1/1) ... [2024-12-06 06:22:51,412 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 06:22:51,413 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 06:22:51,413 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 06:22:51,413 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 06:22:51,414 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:22:46" (1/1) ... [2024-12-06 06:22:51,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:22:51,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caefcea-2b07-4bca-bbce-672c06bdb443/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 06:22:51,443 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caefcea-2b07-4bca-bbce-672c06bdb443/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 06:22:51,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caefcea-2b07-4bca-bbce-672c06bdb443/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 06:22:51,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 06:22:51,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 06:22:51,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 06:22:51,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 06:22:53,029 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 06:22:53,031 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 06:24:34,119 INFO L? ?]: Removed 22064 outVars from TransFormulas that were not future-live. [2024-12-06 06:24:34,119 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 06:26:16,513 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 06:26:16,513 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 06:26:16,513 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:26:16 BoogieIcfgContainer [2024-12-06 06:26:16,514 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 06:26:16,514 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 06:26:16,514 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 06:26:16,521 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 06:26:16,521 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:26:16" (1/1) ... [2024-12-06 06:26:16,526 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 06:26:16,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:26:16,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 06:26:16,571 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 06:26:16,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 06:26:16,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:26:16,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:26:29,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 06:26:29,716 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 06:26:41,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 06:26:52,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:26:52,862 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 06:26:52,866 INFO L158 Benchmark]: Toolchain (without parser) took 248907.00ms. Allocated memory was 117.4MB in the beginning and 11.8GB in the end (delta: 11.7GB). Free memory was 72.0MB in the beginning and 8.5GB in the end (delta: -8.4GB). Peak memory consumption was 3.2GB. Max. memory is 16.1GB. [2024-12-06 06:26:52,866 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 117.4MB. Free memory is still 73.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:26:52,867 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2379.52ms. Allocated memory was 117.4MB in the beginning and 453.0MB in the end (delta: 335.5MB). Free memory was 71.8MB in the beginning and 228.8MB in the end (delta: -156.9MB). Peak memory consumption was 318.3MB. Max. memory is 16.1GB. [2024-12-06 06:26:52,867 INFO L158 Benchmark]: Boogie Procedure Inliner took 2523.84ms. Allocated memory was 453.0MB in the beginning and 1.1GB in the end (delta: 637.5MB). Free memory was 228.8MB in the beginning and 302.1MB in the end (delta: -73.3MB). Peak memory consumption was 709.5MB. Max. memory is 16.1GB. [2024-12-06 06:26:52,868 INFO L158 Benchmark]: Boogie Preprocessor took 2547.33ms. Allocated memory was 1.1GB in the beginning and 2.7GB in the end (delta: 1.6GB). Free memory was 302.1MB in the beginning and 1.7GB in the end (delta: -1.4GB). Peak memory consumption was 300.9MB. Max. memory is 16.1GB. [2024-12-06 06:26:52,868 INFO L158 Benchmark]: RCFGBuilder took 205100.52ms. Allocated memory was 2.7GB in the beginning and 10.8GB in the end (delta: 8.1GB). Free memory was 1.7GB in the beginning and 7.9GB in the end (delta: -6.3GB). Peak memory consumption was 6.8GB. Max. memory is 16.1GB. [2024-12-06 06:26:52,869 INFO L158 Benchmark]: CodeCheck took 36350.57ms. Allocated memory was 10.8GB in the beginning and 11.8GB in the end (delta: 922.7MB). Free memory was 7.9GB in the beginning and 8.5GB in the end (delta: -579.8MB). Peak memory consumption was 346.4MB. Max. memory is 16.1GB. [2024-12-06 06:26:52,871 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 0.21ms. Allocated memory is still 117.4MB. Free memory is still 73.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2379.52ms. Allocated memory was 117.4MB in the beginning and 453.0MB in the end (delta: 335.5MB). Free memory was 71.8MB in the beginning and 228.8MB in the end (delta: -156.9MB). Peak memory consumption was 318.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 2523.84ms. Allocated memory was 453.0MB in the beginning and 1.1GB in the end (delta: 637.5MB). Free memory was 228.8MB in the beginning and 302.1MB in the end (delta: -73.3MB). Peak memory consumption was 709.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2547.33ms. Allocated memory was 1.1GB in the beginning and 2.7GB in the end (delta: 1.6GB). Free memory was 302.1MB in the beginning and 1.7GB in the end (delta: -1.4GB). Peak memory consumption was 300.9MB. Max. memory is 16.1GB. * RCFGBuilder took 205100.52ms. Allocated memory was 2.7GB in the beginning and 10.8GB in the end (delta: 8.1GB). Free memory was 1.7GB in the beginning and 7.9GB in the end (delta: -6.3GB). Peak memory consumption was 6.8GB. Max. memory is 16.1GB. * CodeCheck took 36350.57ms. Allocated memory was 10.8GB in the beginning and 11.8GB in the end (delta: 922.7MB). Free memory was 7.9GB in the beginning and 8.5GB in the end (delta: -579.8MB). Peak memory consumption was 346.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 06:26:52,930 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caefcea-2b07-4bca-bbce-672c06bdb443/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_0caefcea-2b07-4bca-bbce-672c06bdb443/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caefcea-2b07-4bca-bbce-672c06bdb443/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_0caefcea-2b07-4bca-bbce-672c06bdb443/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caefcea-2b07-4bca-bbce-672c06bdb443/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal75.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caefcea-2b07-4bca-bbce-672c06bdb443/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_0caefcea-2b07-4bca-bbce-672c06bdb443/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 bfc5a32bd8f9b64e8c270ef1cbf09917d231a6a3d722a8ea774ee8fbc0d6c6f5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 06:26:55,457 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 06:26:55,535 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caefcea-2b07-4bca-bbce-672c06bdb443/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 06:26:55,560 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 06:26:55,561 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 06:26:55,561 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 06:26:55,562 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 06:26:55,562 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 06:26:55,562 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 06:26:55,562 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 06:26:55,562 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 06:26:55,562 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 06:26:55,562 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 06:26:55,563 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 06:26:55,563 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 06:26:55,563 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 06:26:55,563 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 06:26:55,563 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 06:26:55,563 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 06:26:55,563 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 06:26:55,563 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 06:26:55,563 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 06:26:55,563 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 06:26:55,563 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 06:26:55,563 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 06:26:55,564 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 06:26:55,564 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:26:55,564 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 06:26:55,564 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 06:26:55,564 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 06:26:55,564 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 06:26:55,564 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 06:26:55,564 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 06:26:55,564 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_0caefcea-2b07-4bca-bbce-672c06bdb443/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 -> bfc5a32bd8f9b64e8c270ef1cbf09917d231a6a3d722a8ea774ee8fbc0d6c6f5 [2024-12-06 06:26:55,783 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 06:26:55,789 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 06:26:55,791 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 06:26:55,792 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 06:26:55,793 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 06:26:55,794 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caefcea-2b07-4bca-bbce-672c06bdb443/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal75.c [2024-12-06 06:26:58,451 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caefcea-2b07-4bca-bbce-672c06bdb443/bin/ukojak-verify-CZk0znPC7b/data/2607a28d8/d0ccf399502541c7a2ab2df6aaec16bb/FLAG176ffd521 [2024-12-06 06:26:58,899 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 06:26:58,899 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caefcea-2b07-4bca-bbce-672c06bdb443/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal75.c [2024-12-06 06:26:58,940 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caefcea-2b07-4bca-bbce-672c06bdb443/bin/ukojak-verify-CZk0znPC7b/data/2607a28d8/d0ccf399502541c7a2ab2df6aaec16bb/FLAG176ffd521 [2024-12-06 06:26:59,021 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caefcea-2b07-4bca-bbce-672c06bdb443/bin/ukojak-verify-CZk0znPC7b/data/2607a28d8/d0ccf399502541c7a2ab2df6aaec16bb [2024-12-06 06:26:59,024 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 06:26:59,025 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 06:26:59,027 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 06:26:59,027 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 06:26:59,031 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 06:26:59,032 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:26:59" (1/1) ... [2024-12-06 06:26:59,033 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4579732d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:26:59, skipping insertion in model container [2024-12-06 06:26:59,033 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:26:59" (1/1) ... [2024-12-06 06:26:59,184 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 06:26:59,446 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_0caefcea-2b07-4bca-bbce-672c06bdb443/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal75.c[1245,1258] [2024-12-06 06:27:00,370 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:27:00,381 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 06:27:00,391 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_0caefcea-2b07-4bca-bbce-672c06bdb443/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal75.c[1245,1258] [2024-12-06 06:27:01,099 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:27:01,113 INFO L204 MainTranslator]: Completed translation [2024-12-06 06:27:01,114 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:27:01 WrapperNode [2024-12-06 06:27:01,114 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 06:27:01,115 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 06:27:01,115 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 06:27:01,115 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 06:27:01,122 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:27:01" (1/1) ... [2024-12-06 06:27:01,211 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:27:01" (1/1) ... [2024-12-06 06:27:01,572 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 12891 [2024-12-06 06:27:01,573 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 06:27:01,573 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 06:27:01,573 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 06:27:01,573 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 06:27:01,580 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:27:01" (1/1) ... [2024-12-06 06:27:01,581 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:27:01" (1/1) ... [2024-12-06 06:27:01,642 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:27:01" (1/1) ... [2024-12-06 06:27:01,642 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:27:01" (1/1) ... [2024-12-06 06:27:01,857 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:27:01" (1/1) ... [2024-12-06 06:27:01,895 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:27:01" (1/1) ... [2024-12-06 06:27:01,918 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:27:01" (1/1) ... [2024-12-06 06:27:01,963 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:27:01" (1/1) ... [2024-12-06 06:27:02,002 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:27:01" (1/1) ... [2024-12-06 06:27:02,091 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 06:27:02,092 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 06:27:02,093 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 06:27:02,094 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 06:27:02,095 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:27:01" (1/1) ... [2024-12-06 06:27:02,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:27:02,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caefcea-2b07-4bca-bbce-672c06bdb443/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 06:27:02,134 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caefcea-2b07-4bca-bbce-672c06bdb443/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 06:27:02,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caefcea-2b07-4bca-bbce-672c06bdb443/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 06:27:02,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 06:27:02,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 06:27:02,164 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 06:27:02,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 06:27:03,533 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 06:27:03,535 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 06:28:17,859 INFO L? ?]: Removed 1503 outVars from TransFormulas that were not future-live. [2024-12-06 06:28:17,859 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 06:28:18,157 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 06:28:18,157 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 06:28:18,157 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:28:18 BoogieIcfgContainer [2024-12-06 06:28:18,157 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 06:28:18,158 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 06:28:18,159 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 06:28:18,168 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 06:28:18,168 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:28:18" (1/1) ... [2024-12-06 06:28:18,176 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 06:28:18,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:28:18,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 06:28:18,223 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 06:28:18,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 06:28:18,225 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:28:18,226 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:28:18,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caefcea-2b07-4bca-bbce-672c06bdb443/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:28:18,228 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caefcea-2b07-4bca-bbce-672c06bdb443/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:28:18,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caefcea-2b07-4bca-bbce-672c06bdb443/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 06:28:21,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:28:21,674 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:28:22,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:28:22,621 INFO L256 TraceCheckSpWp]: Trace formula consists of 1573 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 06:28:22,641 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:28:22,786 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 06:28:22,822 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caefcea-2b07-4bca-bbce-672c06bdb443/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 06:28:24,557 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 06:28:26,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:28:26,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 06:28:26,557 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 06:28:26,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 06:28:26,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:28:26,558 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:28:26,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caefcea-2b07-4bca-bbce-672c06bdb443/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:28:26,560 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caefcea-2b07-4bca-bbce-672c06bdb443/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:28:26,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caefcea-2b07-4bca-bbce-672c06bdb443/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 06:28:54,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:28:54,667 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:29:00,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:29:00,658 INFO L256 TraceCheckSpWp]: Trace formula consists of 2955 conjuncts, 1289 conjuncts are in the unsatisfiable core [2024-12-06 06:29:00,756 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:30:25,249 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 06:30:25,299 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caefcea-2b07-4bca-bbce-672c06bdb443/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-12-06 06:30:29,602 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 06:30:37,550 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 06:30:42,677 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 06:30:45,599 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 06:30:48,226 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.55s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 06:30:50,121 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 06:30:50,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:30:50,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2024-12-06 06:30:50,893 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2024-12-06 06:30:50,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 06:30:50,893 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:30:50,894 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:30:50,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caefcea-2b07-4bca-bbce-672c06bdb443/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:30:50,895 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caefcea-2b07-4bca-bbce-672c06bdb443/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:30:50,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caefcea-2b07-4bca-bbce-672c06bdb443/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 06:35:17,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:35:17,329 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:35:27,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:35:27,545 INFO L256 TraceCheckSpWp]: Trace formula consists of 4337 conjuncts, 968 conjuncts are in the unsatisfiable core [2024-12-06 06:35:27,649 INFO L279 TraceCheckSpWp]: Computing forward predicates...