./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal108.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_35417b4a-e90b-418f-a537-1e2969f5539c/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35417b4a-e90b-418f-a537-1e2969f5539c/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_35417b4a-e90b-418f-a537-1e2969f5539c/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35417b4a-e90b-418f-a537-1e2969f5539c/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal108.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35417b4a-e90b-418f-a537-1e2969f5539c/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_35417b4a-e90b-418f-a537-1e2969f5539c/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 0874dfe793ad981d28a50c7904cf76f6a80321836aa26e8b6bdda4d7125f06fd --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:15:42,543 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:15:42,610 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35417b4a-e90b-418f-a537-1e2969f5539c/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-12-03 00:15:42,614 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 00:15:42,615 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 00:15:42,639 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:15:42,640 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:15:42,640 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:15:42,641 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:15:42,642 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:15:42,642 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:15:42,643 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:15:42,643 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 00:15:42,644 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:15:42,644 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:15:42,645 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:15:42,645 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:15:42,646 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:15:42,646 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:15:42,647 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:15:42,647 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:15:42,652 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:15:42,652 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:15:42,653 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:15:42,653 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:15:42,654 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:15:42,654 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:15:42,654 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 00:15:42,655 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 00:15:42,655 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:15:42,656 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_35417b4a-e90b-418f-a537-1e2969f5539c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35417b4a-e90b-418f-a537-1e2969f5539c/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0874dfe793ad981d28a50c7904cf76f6a80321836aa26e8b6bdda4d7125f06fd [2023-12-03 00:15:42,885 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:15:42,903 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:15:42,906 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:15:42,907 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:15:42,907 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:15:42,909 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35417b4a-e90b-418f-a537-1e2969f5539c/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal108.c [2023-12-03 00:15:45,653 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:15:46,228 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:15:46,228 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35417b4a-e90b-418f-a537-1e2969f5539c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal108.c [2023-12-03 00:15:46,285 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35417b4a-e90b-418f-a537-1e2969f5539c/bin/ukojak-verify-Qdu7aM0XO9/data/d1711c987/6d75253a630e403e928b5e87f858fd72/FLAG7658ac504 [2023-12-03 00:15:46,300 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35417b4a-e90b-418f-a537-1e2969f5539c/bin/ukojak-verify-Qdu7aM0XO9/data/d1711c987/6d75253a630e403e928b5e87f858fd72 [2023-12-03 00:15:46,302 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:15:46,304 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:15:46,305 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:15:46,305 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:15:46,311 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:15:46,311 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:15:46" (1/1) ... [2023-12-03 00:15:46,313 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37233ad4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:15:46, skipping insertion in model container [2023-12-03 00:15:46,313 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:15:46" (1/1) ... [2023-12-03 00:15:46,541 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:15:46,831 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_35417b4a-e90b-418f-a537-1e2969f5539c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal108.c[1246,1259] [2023-12-03 00:15:48,500 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:15:48,510 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:15:48,523 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_35417b4a-e90b-418f-a537-1e2969f5539c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal108.c[1246,1259] [2023-12-03 00:15:49,801 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:15:49,816 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:15:49,816 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:15:49 WrapperNode [2023-12-03 00:15:49,816 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:15:49,817 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:15:49,817 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:15:49,817 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:15:49,823 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:15:49" (1/1) ... [2023-12-03 00:15:50,209 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:15:49" (1/1) ... [2023-12-03 00:15:53,945 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 58447 [2023-12-03 00:15:53,946 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:15:53,947 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:15:53,947 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:15:53,947 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:15:53,955 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:15:49" (1/1) ... [2023-12-03 00:15:53,956 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:15:49" (1/1) ... [2023-12-03 00:15:54,975 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:15:49" (1/1) ... [2023-12-03 00:15:54,975 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:15:49" (1/1) ... [2023-12-03 00:15:55,884 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:15:49" (1/1) ... [2023-12-03 00:15:56,038 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:15:49" (1/1) ... [2023-12-03 00:15:56,298 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:15:49" (1/1) ... [2023-12-03 00:15:56,427 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:15:49" (1/1) ... [2023-12-03 00:15:57,366 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:15:57,367 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:15:57,367 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:15:57,367 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:15:57,368 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:15:49" (1/1) ... [2023-12-03 00:15:57,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:15:57,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35417b4a-e90b-418f-a537-1e2969f5539c/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:15:57,400 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35417b4a-e90b-418f-a537-1e2969f5539c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:15:57,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35417b4a-e90b-418f-a537-1e2969f5539c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:15:57,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:15:57,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 00:15:57,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:15:57,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:15:59,605 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:15:59,607 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:16:48,393 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:19:41,440 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:19:41,440 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 00:19:41,442 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:19:41 BoogieIcfgContainer [2023-12-03 00:19:41,442 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:19:41,443 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:19:41,443 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:19:41,452 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:19:41,452 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:19:41" (1/1) ... [2023-12-03 00:19:41,460 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 00:19:41,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:41,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-03 00:19:41,510 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-03 00:19:41,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 00:19:41,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:41,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:53,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 00:19:53,588 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 00:19:53,592 INFO L158 Benchmark]: Toolchain (without parser) took 247287.53ms. Allocated memory was 151.0MB in the beginning and 14.2GB in the end (delta: 14.1GB). Free memory was 82.5MB in the beginning and 10.4GB in the end (delta: -10.3GB). Peak memory consumption was 3.7GB. Max. memory is 16.1GB. [2023-12-03 00:19:53,593 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 125.8MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:19:53,594 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3511.29ms. Allocated memory was 151.0MB in the beginning and 587.2MB in the end (delta: 436.2MB). Free memory was 82.5MB in the beginning and 291.8MB in the end (delta: -209.3MB). Peak memory consumption was 337.4MB. Max. memory is 16.1GB. [2023-12-03 00:19:53,595 INFO L158 Benchmark]: Boogie Procedure Inliner took 4128.74ms. Allocated memory was 587.2MB in the beginning and 4.2GB in the end (delta: 3.6GB). Free memory was 291.8MB in the beginning and 3.3GB in the end (delta: -3.0GB). Peak memory consumption was 750.8MB. Max. memory is 16.1GB. [2023-12-03 00:19:53,596 INFO L158 Benchmark]: Boogie Preprocessor took 3419.18ms. Allocated memory was 4.2GB in the beginning and 9.0GB in the end (delta: 4.8GB). Free memory was 3.3GB in the beginning and 7.7GB in the end (delta: -4.5GB). Peak memory consumption was 456.1MB. Max. memory is 16.1GB. [2023-12-03 00:19:53,597 INFO L158 Benchmark]: RCFGBuilder took 224075.46ms. Allocated memory was 9.0GB in the beginning and 14.2GB in the end (delta: 5.3GB). Free memory was 7.7GB in the beginning and 10.8GB in the end (delta: -3.1GB). Peak memory consumption was 7.6GB. Max. memory is 16.1GB. [2023-12-03 00:19:53,598 INFO L158 Benchmark]: CodeCheck took 12147.62ms. Allocated memory is still 14.2GB. Free memory was 10.8GB in the beginning and 10.4GB in the end (delta: 332.4MB). Peak memory consumption was 331.4MB. Max. memory is 16.1GB. [2023-12-03 00:19:53,602 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 0.22ms. Allocated memory is still 125.8MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3511.29ms. Allocated memory was 151.0MB in the beginning and 587.2MB in the end (delta: 436.2MB). Free memory was 82.5MB in the beginning and 291.8MB in the end (delta: -209.3MB). Peak memory consumption was 337.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 4128.74ms. Allocated memory was 587.2MB in the beginning and 4.2GB in the end (delta: 3.6GB). Free memory was 291.8MB in the beginning and 3.3GB in the end (delta: -3.0GB). Peak memory consumption was 750.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 3419.18ms. Allocated memory was 4.2GB in the beginning and 9.0GB in the end (delta: 4.8GB). Free memory was 3.3GB in the beginning and 7.7GB in the end (delta: -4.5GB). Peak memory consumption was 456.1MB. Max. memory is 16.1GB. * RCFGBuilder took 224075.46ms. Allocated memory was 9.0GB in the beginning and 14.2GB in the end (delta: 5.3GB). Free memory was 7.7GB in the beginning and 10.8GB in the end (delta: -3.1GB). Peak memory consumption was 7.6GB. Max. memory is 16.1GB. * CodeCheck took 12147.62ms. Allocated memory is still 14.2GB. Free memory was 10.8GB in the beginning and 10.4GB in the end (delta: 332.4MB). Peak memory consumption was 331.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 00:19:53,770 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35417b4a-e90b-418f-a537-1e2969f5539c/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_35417b4a-e90b-418f-a537-1e2969f5539c/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35417b4a-e90b-418f-a537-1e2969f5539c/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_35417b4a-e90b-418f-a537-1e2969f5539c/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35417b4a-e90b-418f-a537-1e2969f5539c/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal108.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35417b4a-e90b-418f-a537-1e2969f5539c/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_35417b4a-e90b-418f-a537-1e2969f5539c/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 0874dfe793ad981d28a50c7904cf76f6a80321836aa26e8b6bdda4d7125f06fd --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:19:56,291 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:19:56,373 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35417b4a-e90b-418f-a537-1e2969f5539c/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-12-03 00:19:56,406 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:19:56,407 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:19:56,408 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:19:56,409 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:19:56,410 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:19:56,410 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:19:56,411 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:19:56,412 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:19:56,413 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:19:56,414 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:19:56,414 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:19:56,415 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 00:19:56,416 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 00:19:56,417 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 00:19:56,417 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:19:56,418 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:19:56,418 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:19:56,419 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:19:56,420 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:19:56,420 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 00:19:56,421 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 00:19:56,421 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:19:56,422 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:19:56,422 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:19:56,422 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:19:56,423 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:19:56,423 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 00:19:56,424 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 00:19:56,424 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:19:56,425 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 00:19:56,425 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 00:19:56,425 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_35417b4a-e90b-418f-a537-1e2969f5539c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35417b4a-e90b-418f-a537-1e2969f5539c/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0874dfe793ad981d28a50c7904cf76f6a80321836aa26e8b6bdda4d7125f06fd [2023-12-03 00:19:56,745 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:19:56,765 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:19:56,768 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:19:56,769 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:19:56,769 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:19:56,770 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35417b4a-e90b-418f-a537-1e2969f5539c/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal108.c [2023-12-03 00:19:59,596 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:20:00,247 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:20:00,247 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35417b4a-e90b-418f-a537-1e2969f5539c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal108.c [2023-12-03 00:20:00,327 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35417b4a-e90b-418f-a537-1e2969f5539c/bin/ukojak-verify-Qdu7aM0XO9/data/49c68a2c0/1752fddbe9a5494dabbba97e2fec5129/FLAGcb6c7ceca [2023-12-03 00:20:00,341 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35417b4a-e90b-418f-a537-1e2969f5539c/bin/ukojak-verify-Qdu7aM0XO9/data/49c68a2c0/1752fddbe9a5494dabbba97e2fec5129 [2023-12-03 00:20:00,344 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:20:00,345 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:20:00,347 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:20:00,347 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:20:00,351 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:20:00,352 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:20:00" (1/1) ... [2023-12-03 00:20:00,354 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7829672d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:20:00, skipping insertion in model container [2023-12-03 00:20:00,354 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:20:00" (1/1) ... [2023-12-03 00:20:00,600 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:20:00,962 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_35417b4a-e90b-418f-a537-1e2969f5539c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal108.c[1246,1259] [2023-12-03 00:20:02,477 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:20:02,492 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:20:02,506 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_35417b4a-e90b-418f-a537-1e2969f5539c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal108.c[1246,1259] [2023-12-03 00:20:03,522 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:20:03,539 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:20:03,539 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:20:03 WrapperNode [2023-12-03 00:20:03,539 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:20:03,541 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:20:03,541 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:20:03,541 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:20:03,549 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:20:03" (1/1) ... [2023-12-03 00:20:03,729 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:20:03" (1/1) ... [2023-12-03 00:20:04,369 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 18794 [2023-12-03 00:20:04,369 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:20:04,370 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:20:04,370 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:20:04,370 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:20:04,381 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:20:03" (1/1) ... [2023-12-03 00:20:04,381 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:20:03" (1/1) ... [2023-12-03 00:20:04,522 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:20:03" (1/1) ... [2023-12-03 00:20:04,523 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:20:03" (1/1) ... [2023-12-03 00:20:04,972 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:20:03" (1/1) ... [2023-12-03 00:20:05,019 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:20:03" (1/1) ... [2023-12-03 00:20:05,083 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:20:03" (1/1) ... [2023-12-03 00:20:05,125 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:20:03" (1/1) ... [2023-12-03 00:20:05,266 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:20:05,267 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:20:05,267 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:20:05,267 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:20:05,268 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:20:03" (1/1) ... [2023-12-03 00:20:05,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:20:05,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35417b4a-e90b-418f-a537-1e2969f5539c/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:20:05,301 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35417b4a-e90b-418f-a537-1e2969f5539c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:20:05,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35417b4a-e90b-418f-a537-1e2969f5539c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:20:05,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:20:05,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 00:20:05,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:20:05,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:20:07,292 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:20:07,295 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:23:14,796 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:23:15,552 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:23:15,552 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 00:23:15,554 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:23:15 BoogieIcfgContainer [2023-12-03 00:23:15,554 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:23:15,555 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:23:15,555 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:23:15,566 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:23:15,566 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:23:15" (1/1) ... [2023-12-03 00:23:15,576 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 00:23:15,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:23:15,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-03 00:23:15,635 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-03 00:23:15,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 00:23:15,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:23:15,638 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:23:15,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35417b4a-e90b-418f-a537-1e2969f5539c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:23:15,640 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35417b4a-e90b-418f-a537-1e2969f5539c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:23:15,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35417b4a-e90b-418f-a537-1e2969f5539c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 00:23:19,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:23:19,779 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:23:20,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:23:20,895 INFO L262 TraceCheckSpWp]: Trace formula consists of 708 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 00:23:20,952 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:23:21,210 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 00:23:21,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35417b4a-e90b-418f-a537-1e2969f5539c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 00:23:32,447 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:23:42,520 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:23:43,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:23:43,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2023-12-03 00:23:43,319 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2023-12-03 00:23:43,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 00:23:43,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:23:43,320 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:23:43,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35417b4a-e90b-418f-a537-1e2969f5539c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:23:43,321 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35417b4a-e90b-418f-a537-1e2969f5539c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:23:43,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35417b4a-e90b-418f-a537-1e2969f5539c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 00:24:43,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:24:43,692 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:24:57,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 00:24:57,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35417b4a-e90b-418f-a537-1e2969f5539c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-12-03 00:24:57,826 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 00:24:57,830 INFO L158 Benchmark]: Toolchain (without parser) took 297484.57ms. Allocated memory was 88.1MB in the beginning and 1.8GB in the end (delta: 1.8GB). Free memory was 45.1MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 767.7MB. Max. memory is 16.1GB. [2023-12-03 00:24:57,831 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 62.9MB. Free memory is still 39.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:24:57,832 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3193.13ms. Allocated memory was 88.1MB in the beginning and 310.4MB in the end (delta: 222.3MB). Free memory was 45.1MB in the beginning and 137.3MB in the end (delta: -92.2MB). Peak memory consumption was 187.2MB. Max. memory is 16.1GB. [2023-12-03 00:24:57,833 INFO L158 Benchmark]: Boogie Procedure Inliner took 828.69ms. Allocated memory was 310.4MB in the beginning and 700.4MB in the end (delta: 390.1MB). Free memory was 137.3MB in the beginning and 431.7MB in the end (delta: -294.4MB). Peak memory consumption was 92.5MB. Max. memory is 16.1GB. [2023-12-03 00:24:57,833 INFO L158 Benchmark]: Boogie Preprocessor took 896.03ms. Allocated memory is still 700.4MB. Free memory was 431.7MB in the beginning and 465.9MB in the end (delta: -34.1MB). Peak memory consumption was 98.0MB. Max. memory is 16.1GB. [2023-12-03 00:24:57,834 INFO L158 Benchmark]: RCFGBuilder took 190287.35ms. Allocated memory was 700.4MB in the beginning and 1.8GB in the end (delta: 1.1GB). Free memory was 465.9MB in the beginning and 1.5GB in the end (delta: -1.0GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2023-12-03 00:24:57,835 INFO L158 Benchmark]: CodeCheck took 102274.27ms. Allocated memory is still 1.8GB. Free memory was 1.5GB in the beginning and 1.3GB in the end (delta: 220.4MB). Peak memory consumption was 435.5MB. Max. memory is 16.1GB. [2023-12-03 00:24:57,839 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 0.44ms. Allocated memory is still 62.9MB. Free memory is still 39.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3193.13ms. Allocated memory was 88.1MB in the beginning and 310.4MB in the end (delta: 222.3MB). Free memory was 45.1MB in the beginning and 137.3MB in the end (delta: -92.2MB). Peak memory consumption was 187.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 828.69ms. Allocated memory was 310.4MB in the beginning and 700.4MB in the end (delta: 390.1MB). Free memory was 137.3MB in the beginning and 431.7MB in the end (delta: -294.4MB). Peak memory consumption was 92.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 896.03ms. Allocated memory is still 700.4MB. Free memory was 431.7MB in the beginning and 465.9MB in the end (delta: -34.1MB). Peak memory consumption was 98.0MB. Max. memory is 16.1GB. * RCFGBuilder took 190287.35ms. Allocated memory was 700.4MB in the beginning and 1.8GB in the end (delta: 1.1GB). Free memory was 465.9MB in the beginning and 1.5GB in the end (delta: -1.0GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. * CodeCheck took 102274.27ms. Allocated memory is still 1.8GB. Free memory was 1.5GB in the beginning and 1.3GB in the end (delta: 220.4MB). Peak memory consumption was 435.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 00:24:57,962 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35417b4a-e90b-418f-a537-1e2969f5539c/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