./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal95.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal95.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash de7e2e32c7d669a331a7a44f4e2cf24d69a03e4691476380561c4c457563ece5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:06:27,292 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:06:27,376 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-12-03 01:06:27,381 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:06:27,382 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:06:27,410 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:06:27,411 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:06:27,412 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:06:27,413 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:06:27,414 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:06:27,415 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:06:27,416 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:06:27,416 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:06:27,417 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:06:27,417 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:06:27,418 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:06:27,419 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:06:27,419 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:06:27,420 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:06:27,421 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:06:27,422 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:06:27,422 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:06:27,423 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:06:27,424 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:06:27,425 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:06:27,425 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:06:27,426 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:06:27,426 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:06:27,427 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:06:27,428 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:06:27,428 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de7e2e32c7d669a331a7a44f4e2cf24d69a03e4691476380561c4c457563ece5 [2023-12-03 01:06:27,679 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:06:27,704 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:06:27,708 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:06:27,709 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:06:27,710 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:06:27,711 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal95.c [2023-12-03 01:06:31,225 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:06:31,814 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:06:31,815 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal95.c [2023-12-03 01:06:31,860 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/bin/ukojak-verify-Qdu7aM0XO9/data/bf07607d8/89acc6d2192a4fcf89277a58b03749e1/FLAG75fb25b6b [2023-12-03 01:06:31,872 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/bin/ukojak-verify-Qdu7aM0XO9/data/bf07607d8/89acc6d2192a4fcf89277a58b03749e1 [2023-12-03 01:06:31,874 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:06:31,876 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:06:31,877 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:06:31,877 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:06:31,882 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:06:31,883 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:06:31" (1/1) ... [2023-12-03 01:06:31,884 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76b5e751 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:06:31, skipping insertion in model container [2023-12-03 01:06:31,884 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:06:31" (1/1) ... [2023-12-03 01:06:32,143 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:06:32,481 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal95.c[1245,1258] [2023-12-03 01:06:34,316 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:06:34,329 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:06:34,345 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal95.c[1245,1258] [2023-12-03 01:06:35,905 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:06:35,923 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:06:35,924 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:06:35 WrapperNode [2023-12-03 01:06:35,924 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:06:35,926 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:06:35,926 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:06:35,926 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:06:35,935 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:06:35" (1/1) ... [2023-12-03 01:06:36,329 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:06:35" (1/1) ... [2023-12-03 01:06:41,392 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 59175 [2023-12-03 01:06:41,392 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:06:41,393 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:06:41,393 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:06:41,393 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:06:41,402 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:06:35" (1/1) ... [2023-12-03 01:06:41,403 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:06:35" (1/1) ... [2023-12-03 01:06:42,573 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:06:35" (1/1) ... [2023-12-03 01:06:42,574 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:06:35" (1/1) ... [2023-12-03 01:06:43,671 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:06:35" (1/1) ... [2023-12-03 01:06:43,821 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:06:35" (1/1) ... [2023-12-03 01:06:44,049 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:06:35" (1/1) ... [2023-12-03 01:06:44,184 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:06:35" (1/1) ... [2023-12-03 01:06:45,061 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:06:45,063 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:06:45,063 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:06:45,063 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:06:45,064 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:06:35" (1/1) ... [2023-12-03 01:06:45,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:06:45,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:06:45,095 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:06:45,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:06:45,131 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:06:45,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:06:45,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:06:45,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:06:47,789 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:06:47,791 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:07:30,834 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:10:19,015 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:10:19,015 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 01:10:19,016 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:10:19 BoogieIcfgContainer [2023-12-03 01:10:19,017 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:10:19,018 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:10:19,018 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:10:19,027 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:10:19,027 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:10:19" (1/1) ... [2023-12-03 01:10:19,034 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:10:19,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:19,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-03 01:10:19,078 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-03 01:10:19,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 01:10:19,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:19,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:31,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 01:10:31,593 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 01:10:31,597 INFO L158 Benchmark]: Toolchain (without parser) took 239720.29ms. Allocated memory was 153.1MB in the beginning and 14.5GB in the end (delta: 14.3GB). Free memory was 81.3MB in the beginning and 10.8GB in the end (delta: -10.7GB). Peak memory consumption was 3.6GB. Max. memory is 16.1GB. [2023-12-03 01:10:31,598 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 102.8MB. Free memory is still 53.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:10:31,599 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4047.35ms. Allocated memory was 153.1MB in the beginning and 618.7MB in the end (delta: 465.6MB). Free memory was 81.0MB in the beginning and 278.4MB in the end (delta: -197.4MB). Peak memory consumption was 318.1MB. Max. memory is 16.1GB. [2023-12-03 01:10:31,600 INFO L158 Benchmark]: Boogie Procedure Inliner took 5466.91ms. Allocated memory was 618.7MB in the beginning and 4.7GB in the end (delta: 4.1GB). Free memory was 278.4MB in the beginning and 3.7GB in the end (delta: -3.4GB). Peak memory consumption was 754.1MB. Max. memory is 16.1GB. [2023-12-03 01:10:31,601 INFO L158 Benchmark]: Boogie Preprocessor took 3668.69ms. Allocated memory was 4.7GB in the beginning and 9.3GB in the end (delta: 4.6GB). Free memory was 3.7GB in the beginning and 8.0GB in the end (delta: -4.3GB). Peak memory consumption was 487.6MB. Max. memory is 16.1GB. [2023-12-03 01:10:31,602 INFO L158 Benchmark]: RCFGBuilder took 213954.04ms. Allocated memory was 9.3GB in the beginning and 14.5GB in the end (delta: 5.2GB). Free memory was 8.0GB in the beginning and 10.5GB in the end (delta: -2.5GB). Peak memory consumption was 6.4GB. Max. memory is 16.1GB. [2023-12-03 01:10:31,602 INFO L158 Benchmark]: CodeCheck took 12578.05ms. Allocated memory is still 14.5GB. Free memory was 10.5GB in the beginning and 10.8GB in the end (delta: -274.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:10:31,606 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 102.8MB. Free memory is still 53.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4047.35ms. Allocated memory was 153.1MB in the beginning and 618.7MB in the end (delta: 465.6MB). Free memory was 81.0MB in the beginning and 278.4MB in the end (delta: -197.4MB). Peak memory consumption was 318.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 5466.91ms. Allocated memory was 618.7MB in the beginning and 4.7GB in the end (delta: 4.1GB). Free memory was 278.4MB in the beginning and 3.7GB in the end (delta: -3.4GB). Peak memory consumption was 754.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 3668.69ms. Allocated memory was 4.7GB in the beginning and 9.3GB in the end (delta: 4.6GB). Free memory was 3.7GB in the beginning and 8.0GB in the end (delta: -4.3GB). Peak memory consumption was 487.6MB. Max. memory is 16.1GB. * RCFGBuilder took 213954.04ms. Allocated memory was 9.3GB in the beginning and 14.5GB in the end (delta: 5.2GB). Free memory was 8.0GB in the beginning and 10.5GB in the end (delta: -2.5GB). Peak memory consumption was 6.4GB. Max. memory is 16.1GB. * CodeCheck took 12578.05ms. Allocated memory is still 14.5GB. Free memory was 10.5GB in the beginning and 10.8GB in the end (delta: -274.7MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 01:10:31,785 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal95.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash de7e2e32c7d669a331a7a44f4e2cf24d69a03e4691476380561c4c457563ece5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:10:34,177 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:10:34,252 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-12-03 01:10:34,282 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:10:34,282 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:10:34,283 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:10:34,284 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:10:34,284 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:10:34,285 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:10:34,285 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:10:34,286 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:10:34,286 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:10:34,287 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:10:34,288 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:10:34,288 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 01:10:34,289 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 01:10:34,289 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 01:10:34,290 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:10:34,291 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:10:34,291 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:10:34,292 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:10:34,293 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:10:34,293 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:10:34,294 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 01:10:34,294 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:10:34,295 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:10:34,295 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:10:34,296 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:10:34,296 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:10:34,297 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 01:10:34,297 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:10:34,297 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:10:34,298 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 01:10:34,298 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 01:10:34,298 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de7e2e32c7d669a331a7a44f4e2cf24d69a03e4691476380561c4c457563ece5 [2023-12-03 01:10:34,576 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:10:34,595 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:10:34,597 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:10:34,598 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:10:34,599 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:10:34,600 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal95.c [2023-12-03 01:10:37,382 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:10:38,076 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:10:38,077 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal95.c [2023-12-03 01:10:38,158 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/bin/ukojak-verify-Qdu7aM0XO9/data/b95681d8a/0060e2abf7e948888b30e6a02c1edc2e/FLAGe50257eb3 [2023-12-03 01:10:38,172 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/bin/ukojak-verify-Qdu7aM0XO9/data/b95681d8a/0060e2abf7e948888b30e6a02c1edc2e [2023-12-03 01:10:38,175 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:10:38,177 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:10:38,178 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:10:38,178 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:10:38,182 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:10:38,183 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:10:38" (1/1) ... [2023-12-03 01:10:38,184 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5727071f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:10:38, skipping insertion in model container [2023-12-03 01:10:38,184 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:10:38" (1/1) ... [2023-12-03 01:10:38,430 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:10:38,732 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal95.c[1245,1258] [2023-12-03 01:10:40,080 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:10:40,095 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:10:40,110 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal95.c[1245,1258] [2023-12-03 01:10:41,075 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:10:41,089 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:10:41,090 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:10:41 WrapperNode [2023-12-03 01:10:41,090 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:10:41,091 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:10:41,091 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:10:41,091 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:10:41,099 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:10:41" (1/1) ... [2023-12-03 01:10:41,259 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:10:41" (1/1) ... [2023-12-03 01:10:42,001 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 18998 [2023-12-03 01:10:42,001 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:10:42,002 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:10:42,002 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:10:42,003 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:10:42,012 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:10:41" (1/1) ... [2023-12-03 01:10:42,012 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:10:41" (1/1) ... [2023-12-03 01:10:42,127 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:10:41" (1/1) ... [2023-12-03 01:10:42,128 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:10:41" (1/1) ... [2023-12-03 01:10:42,445 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:10:41" (1/1) ... [2023-12-03 01:10:42,480 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:10:41" (1/1) ... [2023-12-03 01:10:42,556 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:10:41" (1/1) ... [2023-12-03 01:10:42,645 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:10:41" (1/1) ... [2023-12-03 01:10:42,721 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:10:42,721 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:10:42,722 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:10:42,722 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:10:42,722 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:10:41" (1/1) ... [2023-12-03 01:10:42,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:10:42,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:10:42,747 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:10:42,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:10:42,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:10:42,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 01:10:42,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:10:42,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:10:44,627 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:10:44,629 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:14:47,978 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:14:48,735 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:14:48,735 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 01:14:48,737 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:14:48 BoogieIcfgContainer [2023-12-03 01:14:48,737 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:14:48,738 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:14:48,738 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:14:48,746 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:14:48,746 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:14:48" (1/1) ... [2023-12-03 01:14:48,754 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:14:48,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:14:48,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-03 01:14:48,797 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-03 01:14:48,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 01:14:48,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:14:48,800 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:14:48,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:14:48,801 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:14:48,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 01:14:52,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:14:52,899 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:14:53,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:14:53,987 INFO L262 TraceCheckSpWp]: Trace formula consists of 883 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 01:14:54,045 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:14:54,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:14:54,332 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 01:15:05,330 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.92s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:15:15,460 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:15:16,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:15:16,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2023-12-03 01:15:16,190 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2023-12-03 01:15:16,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 01:15:16,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:15:16,190 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:15:16,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:15:16,191 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:15:16,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 01:16:32,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:32,744 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:16:46,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 01:16:46,638 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 01:16:46,639 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 01:16:46,642 INFO L158 Benchmark]: Toolchain (without parser) took 368465.71ms. Allocated memory was 96.5MB in the beginning and 1.7GB in the end (delta: 1.6GB). Free memory was 55.6MB in the beginning and 1.0GB in the end (delta: -956.1MB). Peak memory consumption was 690.9MB. Max. memory is 16.1GB. [2023-12-03 01:16:46,643 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 67.1MB. Free memory was 43.2MB in the beginning and 43.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:16:46,643 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2912.69ms. Allocated memory was 96.5MB in the beginning and 314.6MB in the end (delta: 218.1MB). Free memory was 55.3MB in the beginning and 129.9MB in the end (delta: -74.5MB). Peak memory consumption was 191.7MB. Max. memory is 16.1GB. [2023-12-03 01:16:46,644 INFO L158 Benchmark]: Boogie Procedure Inliner took 910.35ms. Allocated memory was 314.6MB in the beginning and 696.3MB in the end (delta: 381.7MB). Free memory was 129.9MB in the beginning and 419.1MB in the end (delta: -289.2MB). Peak memory consumption was 92.5MB. Max. memory is 16.1GB. [2023-12-03 01:16:46,644 INFO L158 Benchmark]: Boogie Preprocessor took 718.59ms. Allocated memory is still 696.3MB. Free memory was 419.1MB in the beginning and 473.4MB in the end (delta: -54.3MB). Peak memory consumption was 122.0MB. Max. memory is 16.1GB. [2023-12-03 01:16:46,645 INFO L158 Benchmark]: RCFGBuilder took 246015.35ms. Allocated memory was 696.3MB in the beginning and 1.7GB in the end (delta: 1.0GB). Free memory was 473.4MB in the beginning and 1.4GB in the end (delta: -878.3MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2023-12-03 01:16:46,645 INFO L158 Benchmark]: CodeCheck took 117903.98ms. Allocated memory is still 1.7GB. Free memory was 1.4GB in the beginning and 1.0GB in the end (delta: 339.9MB). Peak memory consumption was 355.7MB. Max. memory is 16.1GB. [2023-12-03 01:16:46,648 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 67.1MB. Free memory was 43.2MB in the beginning and 43.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2912.69ms. Allocated memory was 96.5MB in the beginning and 314.6MB in the end (delta: 218.1MB). Free memory was 55.3MB in the beginning and 129.9MB in the end (delta: -74.5MB). Peak memory consumption was 191.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 910.35ms. Allocated memory was 314.6MB in the beginning and 696.3MB in the end (delta: 381.7MB). Free memory was 129.9MB in the beginning and 419.1MB in the end (delta: -289.2MB). Peak memory consumption was 92.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 718.59ms. Allocated memory is still 696.3MB. Free memory was 419.1MB in the beginning and 473.4MB in the end (delta: -54.3MB). Peak memory consumption was 122.0MB. Max. memory is 16.1GB. * RCFGBuilder took 246015.35ms. Allocated memory was 696.3MB in the beginning and 1.7GB in the end (delta: 1.0GB). Free memory was 473.4MB in the beginning and 1.4GB in the end (delta: -878.3MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. * CodeCheck took 117903.98ms. Allocated memory is still 1.7GB. Free memory was 1.4GB in the beginning and 1.0GB in the end (delta: 339.9MB). Peak memory consumption was 355.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 01:16:46,751 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af39ad49-554f-4728-9a72-4e942e846ba1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown