./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_d9253194-7e38-43fc-b290-7a6e870657b1/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9253194-7e38-43fc-b290-7a6e870657b1/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9253194-7e38-43fc-b290-7a6e870657b1/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9253194-7e38-43fc-b290-7a6e870657b1/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9253194-7e38-43fc-b290-7a6e870657b1/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9253194-7e38-43fc-b290-7a6e870657b1/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --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 3e805276abc7f14bc5be1a3339bfd86fb912fa89a331920bf99557173610f622 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 01:51:25,500 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 01:51:25,501 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 01:51:25,520 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 01:51:25,521 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 01:51:25,522 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 01:51:25,523 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 01:51:25,525 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 01:51:25,527 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 01:51:25,528 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 01:51:25,528 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 01:51:25,530 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 01:51:25,530 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 01:51:25,531 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 01:51:25,532 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 01:51:25,533 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 01:51:25,534 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 01:51:25,535 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 01:51:25,537 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 01:51:25,539 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 01:51:25,540 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 01:51:25,542 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 01:51:25,543 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 01:51:25,544 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 01:51:25,547 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 01:51:25,548 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 01:51:25,548 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 01:51:25,549 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 01:51:25,550 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 01:51:25,551 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 01:51:25,551 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 01:51:25,552 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 01:51:25,552 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 01:51:25,553 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 01:51:25,554 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 01:51:25,554 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 01:51:25,555 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 01:51:25,555 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 01:51:25,556 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 01:51:25,556 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 01:51:25,557 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 01:51:25,558 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9253194-7e38-43fc-b290-7a6e870657b1/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-12-15 01:51:25,577 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 01:51:25,578 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 01:51:25,578 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 01:51:25,579 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 01:51:25,579 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 01:51:25,579 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 01:51:25,580 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 01:51:25,580 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 01:51:25,580 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 01:51:25,580 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 01:51:25,580 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 01:51:25,581 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 01:51:25,581 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 01:51:25,581 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 01:51:25,581 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 01:51:25,581 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 01:51:25,582 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 01:51:25,582 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 01:51:25,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:51:25,582 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 01:51:25,582 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 01:51:25,583 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 01:51:25,583 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 01:51:25,583 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 01:51:25,583 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 01:51:25,583 INFO L138 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_d9253194-7e38-43fc-b290-7a6e870657b1/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9253194-7e38-43fc-b290-7a6e870657b1/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e805276abc7f14bc5be1a3339bfd86fb912fa89a331920bf99557173610f622 [2022-12-15 01:51:25,755 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 01:51:25,771 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 01:51:25,773 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 01:51:25,774 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 01:51:25,775 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 01:51:25,776 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9253194-7e38-43fc-b290-7a6e870657b1/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c [2022-12-15 01:51:28,355 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 01:51:28,473 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 01:51:28,474 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9253194-7e38-43fc-b290-7a6e870657b1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c [2022-12-15 01:51:28,478 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9253194-7e38-43fc-b290-7a6e870657b1/bin/ukojak-rkRKPMF4O4/data/4ab77827b/f043e0e157aa4a2d861ebdc2bea4d218/FLAG229e76a2d [2022-12-15 01:51:28,489 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9253194-7e38-43fc-b290-7a6e870657b1/bin/ukojak-rkRKPMF4O4/data/4ab77827b/f043e0e157aa4a2d861ebdc2bea4d218 [2022-12-15 01:51:28,491 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 01:51:28,492 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 01:51:28,493 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 01:51:28,493 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 01:51:28,496 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 01:51:28,496 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:51:28" (1/1) ... [2022-12-15 01:51:28,497 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b494e20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:28, skipping insertion in model container [2022-12-15 01:51:28,497 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:51:28" (1/1) ... [2022-12-15 01:51:28,503 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 01:51:28,515 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:51:28,607 WARN L237 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_d9253194-7e38-43fc-b290-7a6e870657b1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c[1107,1120] [2022-12-15 01:51:28,628 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:51:28,631 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 01:51:28,639 WARN L237 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_d9253194-7e38-43fc-b290-7a6e870657b1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c[1107,1120] [2022-12-15 01:51:28,649 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:51:28,660 INFO L208 MainTranslator]: Completed translation [2022-12-15 01:51:28,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:28 WrapperNode [2022-12-15 01:51:28,660 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 01:51:28,661 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 01:51:28,661 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 01:51:28,661 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 01:51:28,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:28" (1/1) ... [2022-12-15 01:51:28,671 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:28" (1/1) ... [2022-12-15 01:51:28,686 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 70 [2022-12-15 01:51:28,686 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 01:51:28,686 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 01:51:28,687 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 01:51:28,687 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 01:51:28,693 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:28" (1/1) ... [2022-12-15 01:51:28,694 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:28" (1/1) ... [2022-12-15 01:51:28,695 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:28" (1/1) ... [2022-12-15 01:51:28,695 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:28" (1/1) ... [2022-12-15 01:51:28,697 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:28" (1/1) ... [2022-12-15 01:51:28,700 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:28" (1/1) ... [2022-12-15 01:51:28,701 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:28" (1/1) ... [2022-12-15 01:51:28,701 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:28" (1/1) ... [2022-12-15 01:51:28,703 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 01:51:28,704 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 01:51:28,704 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 01:51:28,704 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 01:51:28,704 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:28" (1/1) ... [2022-12-15 01:51:28,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:51:28,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9253194-7e38-43fc-b290-7a6e870657b1/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 01:51:28,729 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9253194-7e38-43fc-b290-7a6e870657b1/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 01:51:28,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9253194-7e38-43fc-b290-7a6e870657b1/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 01:51:28,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 01:51:28,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 01:51:28,816 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 01:51:28,817 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 01:51:28,928 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 01:51:28,947 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 01:51:28,947 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 01:51:28,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:51:28 BoogieIcfgContainer [2022-12-15 01:51:28,949 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 01:51:28,950 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 01:51:28,950 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 01:51:28,960 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 01:51:28,961 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:51:28" (1/1) ... [2022-12-15 01:51:28,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 01:51:29,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:51:29,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-15 01:51:29,011 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-15 01:51:29,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 01:51:29,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:51:29,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:51:29,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 01:51:29,097 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-15 01:51:29,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 01:51:29,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 01:51:29,162 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-15 01:51:29,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 01:51:29,189 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2022-12-15 01:51:29,208 WARN L321 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-12-15 01:51:29,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 01:51:29 ImpRootNode [2022-12-15 01:51:29,212 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 01:51:29,212 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 01:51:29,212 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 01:51:29,213 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 01:51:29,213 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:51:28" (3/4) ... [2022-12-15 01:51:29,216 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-15 01:51:29,216 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 01:51:29,217 INFO L158 Benchmark]: Toolchain (without parser) took 724.74ms. Allocated memory is still 161.5MB. Free memory was 119.9MB in the beginning and 77.0MB in the end (delta: 42.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2022-12-15 01:51:29,218 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 161.5MB. Free memory is still 113.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:51:29,218 INFO L158 Benchmark]: CACSL2BoogieTranslator took 167.26ms. Allocated memory is still 161.5MB. Free memory was 119.5MB in the beginning and 108.7MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-15 01:51:29,219 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.10ms. Allocated memory is still 161.5MB. Free memory was 108.7MB in the beginning and 107.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:51:29,220 INFO L158 Benchmark]: Boogie Preprocessor took 16.64ms. Allocated memory is still 161.5MB. Free memory was 107.0MB in the beginning and 105.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:51:29,220 INFO L158 Benchmark]: RCFGBuilder took 245.95ms. Allocated memory is still 161.5MB. Free memory was 105.6MB in the beginning and 92.7MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-15 01:51:29,221 INFO L158 Benchmark]: CodeCheck took 261.44ms. Allocated memory is still 161.5MB. Free memory was 92.7MB in the beginning and 77.4MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-15 01:51:29,221 INFO L158 Benchmark]: Witness Printer took 4.28ms. Allocated memory is still 161.5MB. Free memory is still 77.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:51:29,225 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 20]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseComplement at line 59, overapproximation of bitwiseAnd at line 62. Possible FailurePath: [L25] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L26] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L28] const SORT_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 5); [L29] const SORT_4 msb_SORT_4 = (SORT_4)1 << (5 - 1); [L31] const SORT_19 mask_SORT_19 = (SORT_19)-1 >> (sizeof(SORT_19) * 8 - 32); [L32] const SORT_19 msb_SORT_19 = (SORT_19)1 << (32 - 1); [L34] const SORT_4 var_5 = 0; [L35] const SORT_4 var_8 = 6; [L36] const SORT_1 var_14 = 1; [L37] const SORT_19 var_21 = 2; [L39] SORT_1 input_2; [L40] SORT_1 input_3; [L42] SORT_4 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_4; [L43] SORT_4 state_9 = __VERIFIER_nondet_uchar() & mask_SORT_4; [L45] SORT_4 init_7_arg_1 = var_5; [L46] state_6 = init_7_arg_1 [L47] SORT_4 init_10_arg_1 = var_8; [L48] state_9 = init_10_arg_1 VAL [init_10_arg_1=6, init_7_arg_1=0, mask_SORT_1=1, mask_SORT_19=4294967295, mask_SORT_4=31, msb_SORT_1=1, msb_SORT_19=2147483648, msb_SORT_4=16, state_6=0, state_9=6, var_14=1, var_21=2, var_5=0, var_8=6] [L51] input_2 = __VERIFIER_nondet_uchar() [L52] input_3 = __VERIFIER_nondet_uchar() [L55] SORT_4 var_11_arg_0 = state_6; [L56] SORT_4 var_11_arg_1 = state_9; [L57] SORT_1 var_11 = var_11_arg_0 < var_11_arg_1; [L58] SORT_1 var_15_arg_0 = var_11; [L59] SORT_1 var_15 = ~var_15_arg_0; [L60] SORT_1 var_16_arg_0 = var_14; [L61] SORT_1 var_16_arg_1 = var_15; [L62] SORT_1 var_16 = var_16_arg_0 & var_16_arg_1; [L63] var_16 = var_16 & mask_SORT_1 [L64] SORT_1 bad_17_arg_0 = var_16; [L65] CALL __VERIFIER_assert(!(bad_17_arg_0)) [L20] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L20] reach_error() VAL [\old(cond)=0, cond=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 161.5MB. Free memory is still 113.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 167.26ms. Allocated memory is still 161.5MB. Free memory was 119.5MB in the beginning and 108.7MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.10ms. Allocated memory is still 161.5MB. Free memory was 108.7MB in the beginning and 107.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 16.64ms. Allocated memory is still 161.5MB. Free memory was 107.0MB in the beginning and 105.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 245.95ms. Allocated memory is still 161.5MB. Free memory was 105.6MB in the beginning and 92.7MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 261.44ms. Allocated memory is still 161.5MB. Free memory was 92.7MB in the beginning and 77.4MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 4.28ms. Allocated memory is still 161.5MB. Free memory is still 77.0MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-12-15 01:51:29,243 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9253194-7e38-43fc-b290-7a6e870657b1/bin/ukojak-rkRKPMF4O4/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_d9253194-7e38-43fc-b290-7a6e870657b1/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9253194-7e38-43fc-b290-7a6e870657b1/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9253194-7e38-43fc-b290-7a6e870657b1/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9253194-7e38-43fc-b290-7a6e870657b1/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9253194-7e38-43fc-b290-7a6e870657b1/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9253194-7e38-43fc-b290-7a6e870657b1/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --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 3e805276abc7f14bc5be1a3339bfd86fb912fa89a331920bf99557173610f622 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 01:51:30,788 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 01:51:30,790 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 01:51:30,811 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 01:51:30,811 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 01:51:30,813 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 01:51:30,814 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 01:51:30,816 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 01:51:30,817 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 01:51:30,818 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 01:51:30,819 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 01:51:30,821 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 01:51:30,821 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 01:51:30,822 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 01:51:30,823 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 01:51:30,824 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 01:51:30,825 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 01:51:30,826 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 01:51:30,828 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 01:51:30,830 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 01:51:30,831 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 01:51:30,833 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 01:51:30,835 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 01:51:30,836 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 01:51:30,838 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 01:51:30,838 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 01:51:30,839 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 01:51:30,839 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 01:51:30,839 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 01:51:30,840 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 01:51:30,840 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 01:51:30,841 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 01:51:30,841 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 01:51:30,842 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 01:51:30,843 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 01:51:30,843 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 01:51:30,843 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 01:51:30,844 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 01:51:30,844 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 01:51:30,844 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 01:51:30,845 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 01:51:30,845 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9253194-7e38-43fc-b290-7a6e870657b1/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-12-15 01:51:30,861 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 01:51:30,861 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 01:51:30,861 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 01:51:30,861 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 01:51:30,862 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 01:51:30,862 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 01:51:30,862 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 01:51:30,862 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 01:51:30,862 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 01:51:30,863 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 01:51:30,863 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 01:51:30,863 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 01:51:30,863 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 01:51:30,863 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 01:51:30,863 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 01:51:30,863 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 01:51:30,863 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 01:51:30,863 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 01:51:30,864 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 01:51:30,864 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 01:51:30,864 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:51:30,864 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 01:51:30,864 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 01:51:30,864 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 01:51:30,864 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 01:51:30,864 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 01:51:30,865 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 01:51:30,865 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 01:51:30,865 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 01:51:30,865 INFO L138 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_d9253194-7e38-43fc-b290-7a6e870657b1/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9253194-7e38-43fc-b290-7a6e870657b1/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e805276abc7f14bc5be1a3339bfd86fb912fa89a331920bf99557173610f622 [2022-12-15 01:51:31,094 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 01:51:31,110 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 01:51:31,111 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 01:51:31,112 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 01:51:31,112 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 01:51:31,113 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9253194-7e38-43fc-b290-7a6e870657b1/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c [2022-12-15 01:51:33,721 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 01:51:33,891 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 01:51:33,892 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9253194-7e38-43fc-b290-7a6e870657b1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c [2022-12-15 01:51:33,898 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9253194-7e38-43fc-b290-7a6e870657b1/bin/ukojak-rkRKPMF4O4/data/862a5a222/f9493f869ebf49c184a20ce05ab0fd02/FLAGa50981472 [2022-12-15 01:51:33,910 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9253194-7e38-43fc-b290-7a6e870657b1/bin/ukojak-rkRKPMF4O4/data/862a5a222/f9493f869ebf49c184a20ce05ab0fd02 [2022-12-15 01:51:33,912 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 01:51:33,914 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 01:51:33,915 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 01:51:33,916 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 01:51:33,918 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 01:51:33,919 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:51:33" (1/1) ... [2022-12-15 01:51:33,920 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2eebcfb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:33, skipping insertion in model container [2022-12-15 01:51:33,920 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:51:33" (1/1) ... [2022-12-15 01:51:33,925 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 01:51:33,942 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:51:34,046 WARN L237 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_d9253194-7e38-43fc-b290-7a6e870657b1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c[1107,1120] [2022-12-15 01:51:34,079 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:51:34,084 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 01:51:34,091 WARN L237 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_d9253194-7e38-43fc-b290-7a6e870657b1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c[1107,1120] [2022-12-15 01:51:34,106 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:51:34,119 INFO L208 MainTranslator]: Completed translation [2022-12-15 01:51:34,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:34 WrapperNode [2022-12-15 01:51:34,119 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 01:51:34,120 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 01:51:34,120 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 01:51:34,121 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 01:51:34,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:34" (1/1) ... [2022-12-15 01:51:34,133 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:34" (1/1) ... [2022-12-15 01:51:34,148 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 70 [2022-12-15 01:51:34,148 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 01:51:34,149 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 01:51:34,149 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 01:51:34,149 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 01:51:34,156 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:34" (1/1) ... [2022-12-15 01:51:34,156 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:34" (1/1) ... [2022-12-15 01:51:34,158 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:34" (1/1) ... [2022-12-15 01:51:34,158 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:34" (1/1) ... [2022-12-15 01:51:34,162 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:34" (1/1) ... [2022-12-15 01:51:34,166 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:34" (1/1) ... [2022-12-15 01:51:34,167 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:34" (1/1) ... [2022-12-15 01:51:34,168 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:34" (1/1) ... [2022-12-15 01:51:34,170 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 01:51:34,171 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 01:51:34,171 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 01:51:34,171 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 01:51:34,172 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:34" (1/1) ... [2022-12-15 01:51:34,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:51:34,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9253194-7e38-43fc-b290-7a6e870657b1/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 01:51:34,197 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9253194-7e38-43fc-b290-7a6e870657b1/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 01:51:34,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9253194-7e38-43fc-b290-7a6e870657b1/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 01:51:34,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 01:51:34,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 01:51:34,303 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 01:51:34,305 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 01:51:34,412 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 01:51:34,429 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 01:51:34,429 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 01:51:34,431 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:51:34 BoogieIcfgContainer [2022-12-15 01:51:34,431 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 01:51:34,431 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 01:51:34,431 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 01:51:34,439 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 01:51:34,439 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:51:34" (1/1) ... [2022-12-15 01:51:34,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 01:51:34,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:51:34,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-15 01:51:34,482 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-15 01:51:34,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 01:51:34,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:51:34,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:51:34,513 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) 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:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2022-12-15 01:51:34,516 INFO L158 Benchmark]: Toolchain (without parser) took 601.63ms. Allocated memory is still 79.7MB. Free memory was 57.7MB in the beginning and 46.5MB in the end (delta: 11.2MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2022-12-15 01:51:34,516 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 56.6MB. Free memory is still 35.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:51:34,517 INFO L158 Benchmark]: CACSL2BoogieTranslator took 204.26ms. Allocated memory is still 79.7MB. Free memory was 57.7MB in the beginning and 46.7MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-15 01:51:34,517 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.07ms. Allocated memory is still 79.7MB. Free memory was 46.7MB in the beginning and 45.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:51:34,517 INFO L158 Benchmark]: Boogie Preprocessor took 21.26ms. Allocated memory is still 79.7MB. Free memory was 44.8MB in the beginning and 43.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:51:34,517 INFO L158 Benchmark]: RCFGBuilder took 259.96ms. Allocated memory is still 79.7MB. Free memory was 43.6MB in the beginning and 52.4MB in the end (delta: -8.8MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. [2022-12-15 01:51:34,518 INFO L158 Benchmark]: CodeCheck took 83.56ms. Allocated memory is still 79.7MB. Free memory was 52.4MB in the beginning and 46.5MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-15 01:51:34,520 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 56.6MB. Free memory is still 35.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 204.26ms. Allocated memory is still 79.7MB. Free memory was 57.7MB in the beginning and 46.7MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.07ms. Allocated memory is still 79.7MB. Free memory was 46.7MB in the beginning and 45.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.26ms. Allocated memory is still 79.7MB. Free memory was 44.8MB in the beginning and 43.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 259.96ms. Allocated memory is still 79.7MB. Free memory was 43.6MB in the beginning and 52.4MB in the end (delta: -8.8MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. * CodeCheck took 83.56ms. Allocated memory is still 79.7MB. Free memory was 52.4MB in the beginning and 46.5MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 01:51:34,532 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9253194-7e38-43fc-b290-7a6e870657b1/bin/ukojak-rkRKPMF4O4/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared