./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.3.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b 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_93976270-2d97-4cd3-8fd8-daeebfac3201/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93976270-2d97-4cd3-8fd8-daeebfac3201/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93976270-2d97-4cd3-8fd8-daeebfac3201/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93976270-2d97-4cd3-8fd8-daeebfac3201/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.3.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93976270-2d97-4cd3-8fd8-daeebfac3201/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93976270-2d97-4cd3-8fd8-daeebfac3201/bin/ukojak-pZX7IvK2PQ --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 33edc18720adc43dae58db23ccbefaa93a9f656bfa0d987ccb1420e761095a17 --- 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-6b4ec56 [2022-11-20 17:03:02,290 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:03:02,293 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:03:02,334 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:03:02,334 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:03:02,340 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:03:02,342 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:03:02,344 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:03:02,346 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:03:02,348 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:03:02,349 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:03:02,350 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:03:02,351 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:03:02,352 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:03:02,355 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:03:02,359 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:03:02,361 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:03:02,370 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:03:02,374 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:03:02,381 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:03:02,383 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:03:02,385 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:03:02,387 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:03:02,388 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:03:02,393 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:03:02,393 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:03:02,394 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:03:02,395 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:03:02,396 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:03:02,400 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:03:02,401 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:03:02,402 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:03:02,405 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:03:02,406 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:03:02,407 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:03:02,407 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:03:02,408 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:03:02,408 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:03:02,408 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:03:02,410 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:03:02,410 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:03:02,412 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93976270-2d97-4cd3-8fd8-daeebfac3201/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-20 17:03:02,468 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:03:02,473 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:03:02,474 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:03:02,475 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:03:02,475 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:03:02,476 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:03:02,476 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:03:02,477 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:03:02,477 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:03:02,477 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:03:02,478 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:03:02,479 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:03:02,479 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:03:02,479 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:03:02,480 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:03:02,480 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:03:02,480 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:03:02,481 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:03:02,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:03:02,481 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:03:02,482 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:03:02,482 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:03:02,482 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:03:02,482 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:03:02,483 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:03:02,483 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_93976270-2d97-4cd3-8fd8-daeebfac3201/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93976270-2d97-4cd3-8fd8-daeebfac3201/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 33edc18720adc43dae58db23ccbefaa93a9f656bfa0d987ccb1420e761095a17 [2022-11-20 17:03:02,860 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:03:02,926 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:03:02,929 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:03:02,930 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:03:02,931 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:03:02,933 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93976270-2d97-4cd3-8fd8-daeebfac3201/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.3.prop1-back-serstep.c [2022-11-20 17:03:05,961 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:03:06,364 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:03:06,366 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93976270-2d97-4cd3-8fd8-daeebfac3201/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.3.prop1-back-serstep.c [2022-11-20 17:03:06,386 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93976270-2d97-4cd3-8fd8-daeebfac3201/bin/ukojak-pZX7IvK2PQ/data/0190ce622/aaa42723f01c4f24930a3976143ebd99/FLAG23ec89f12 [2022-11-20 17:03:06,402 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93976270-2d97-4cd3-8fd8-daeebfac3201/bin/ukojak-pZX7IvK2PQ/data/0190ce622/aaa42723f01c4f24930a3976143ebd99 [2022-11-20 17:03:06,405 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:03:06,407 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:03:06,408 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:03:06,409 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:03:06,412 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:03:06,413 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:03:06" (1/1) ... [2022-11-20 17:03:06,415 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@286c91e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:03:06, skipping insertion in model container [2022-11-20 17:03:06,415 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:03:06" (1/1) ... [2022-11-20 17:03:06,423 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:03:06,502 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:03:06,672 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_93976270-2d97-4cd3-8fd8-daeebfac3201/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.3.prop1-back-serstep.c[1014,1027] [2022-11-20 17:03:07,116 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:03:07,122 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:03:07,136 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_93976270-2d97-4cd3-8fd8-daeebfac3201/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.3.prop1-back-serstep.c[1014,1027] [2022-11-20 17:03:07,274 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:03:07,287 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:03:07,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:03:07 WrapperNode [2022-11-20 17:03:07,288 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:03:07,290 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:03:07,290 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:03:07,290 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:03:07,299 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:03:07" (1/1) ... [2022-11-20 17:03:07,355 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:03:07" (1/1) ... [2022-11-20 17:03:07,525 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1670 [2022-11-20 17:03:07,526 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:03:07,526 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:03:07,526 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:03:07,527 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:03:07,551 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:03:07" (1/1) ... [2022-11-20 17:03:07,551 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:03:07" (1/1) ... [2022-11-20 17:03:07,567 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:03:07" (1/1) ... [2022-11-20 17:03:07,567 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:03:07" (1/1) ... [2022-11-20 17:03:07,635 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:03:07" (1/1) ... [2022-11-20 17:03:07,655 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:03:07" (1/1) ... [2022-11-20 17:03:07,663 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:03:07" (1/1) ... [2022-11-20 17:03:07,683 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:03:07" (1/1) ... [2022-11-20 17:03:07,711 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:03:07,712 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:03:07,713 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:03:07,713 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:03:07,714 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:03:07" (1/1) ... [2022-11-20 17:03:07,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:03:07,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93976270-2d97-4cd3-8fd8-daeebfac3201/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:03:07,748 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93976270-2d97-4cd3-8fd8-daeebfac3201/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:03:07,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93976270-2d97-4cd3-8fd8-daeebfac3201/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:03:07,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:03:07,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:03:08,311 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:03:08,313 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:05:05,516 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:05:05,569 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:05:05,570 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 17:05:05,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:05:05 BoogieIcfgContainer [2022-11-20 17:05:05,573 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:05:05,575 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:05:05,575 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:05:05,588 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:05:05,588 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:05:05" (1/1) ... [2022-11-20 17:05:05,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:05:05,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:05,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-20 17:05:05,689 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-20 17:05:05,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:05:05,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:05,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:06,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:09,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:05:19,240 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-20 17:05:29,336 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-20 17:05:31,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:31,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-20 17:05:31,563 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-20 17:05:31,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:05:31,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:31,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:42,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-20 17:05:42,749 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:487) 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) [2022-11-20 17:05:42,754 INFO L158 Benchmark]: Toolchain (without parser) took 156346.64ms. Allocated memory was 165.7MB in the beginning and 836.8MB in the end (delta: 671.1MB). Free memory was 129.0MB in the beginning and 313.7MB in the end (delta: -184.7MB). Peak memory consumption was 488.2MB. Max. memory is 16.1GB. [2022-11-20 17:05:42,755 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 115.3MB. Free memory was 81.1MB in the beginning and 81.0MB in the end (delta: 27.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:05:42,756 INFO L158 Benchmark]: CACSL2BoogieTranslator took 880.72ms. Allocated memory is still 165.7MB. Free memory was 129.0MB in the beginning and 76.6MB in the end (delta: 52.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2022-11-20 17:05:42,756 INFO L158 Benchmark]: Boogie Procedure Inliner took 235.76ms. Allocated memory is still 165.7MB. Free memory was 76.6MB in the beginning and 122.5MB in the end (delta: -46.0MB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. [2022-11-20 17:05:42,757 INFO L158 Benchmark]: Boogie Preprocessor took 185.28ms. Allocated memory is still 165.7MB. Free memory was 122.5MB in the beginning and 112.4MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 17:05:42,758 INFO L158 Benchmark]: RCFGBuilder took 117860.64ms. Allocated memory was 165.7MB in the beginning and 836.8MB in the end (delta: 671.1MB). Free memory was 112.4MB in the beginning and 447.1MB in the end (delta: -334.7MB). Peak memory consumption was 510.1MB. Max. memory is 16.1GB. [2022-11-20 17:05:42,759 INFO L158 Benchmark]: CodeCheck took 37177.88ms. Allocated memory is still 836.8MB. Free memory was 447.1MB in the beginning and 313.7MB in the end (delta: 133.4MB). Peak memory consumption was 134.4MB. Max. memory is 16.1GB. [2022-11-20 17:05:42,764 INFO L339 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:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 115.3MB. Free memory was 81.1MB in the beginning and 81.0MB in the end (delta: 27.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 880.72ms. Allocated memory is still 165.7MB. Free memory was 129.0MB in the beginning and 76.6MB in the end (delta: 52.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 235.76ms. Allocated memory is still 165.7MB. Free memory was 76.6MB in the beginning and 122.5MB in the end (delta: -46.0MB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 185.28ms. Allocated memory is still 165.7MB. Free memory was 122.5MB in the beginning and 112.4MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 117860.64ms. Allocated memory was 165.7MB in the beginning and 836.8MB in the end (delta: 671.1MB). Free memory was 112.4MB in the beginning and 447.1MB in the end (delta: -334.7MB). Peak memory consumption was 510.1MB. Max. memory is 16.1GB. * CodeCheck took 37177.88ms. Allocated memory is still 836.8MB. Free memory was 447.1MB in the beginning and 313.7MB in the end (delta: 133.4MB). Peak memory consumption was 134.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:05:42,994 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93976270-2d97-4cd3-8fd8-daeebfac3201/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2022-11-20 17:05:43,022 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93976270-2d97-4cd3-8fd8-daeebfac3201/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 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_93976270-2d97-4cd3-8fd8-daeebfac3201/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93976270-2d97-4cd3-8fd8-daeebfac3201/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93976270-2d97-4cd3-8fd8-daeebfac3201/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93976270-2d97-4cd3-8fd8-daeebfac3201/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.3.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93976270-2d97-4cd3-8fd8-daeebfac3201/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93976270-2d97-4cd3-8fd8-daeebfac3201/bin/ukojak-pZX7IvK2PQ --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 33edc18720adc43dae58db23ccbefaa93a9f656bfa0d987ccb1420e761095a17 --- 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-6b4ec56 [2022-11-20 17:05:45,783 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:05:45,786 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:05:45,812 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:05:45,813 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:05:45,814 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:05:45,816 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:05:45,818 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:05:45,820 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:05:45,821 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:05:45,823 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:05:45,824 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:05:45,825 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:05:45,826 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:05:45,828 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:05:45,829 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:05:45,830 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:05:45,832 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:05:45,834 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:05:45,836 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:05:45,838 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:05:45,840 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:05:45,841 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:05:45,843 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:05:45,847 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:05:45,848 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:05:45,848 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:05:45,849 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:05:45,850 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:05:45,851 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:05:45,852 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:05:45,853 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:05:45,854 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:05:45,855 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:05:45,868 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:05:45,868 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:05:45,870 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:05:45,870 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:05:45,870 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:05:45,872 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:05:45,873 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:05:45,874 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93976270-2d97-4cd3-8fd8-daeebfac3201/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-20 17:05:45,907 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:05:45,907 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:05:45,908 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:05:45,909 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:05:45,910 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:05:45,910 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:05:45,910 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:05:45,911 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:05:45,911 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:05:45,911 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:05:45,912 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:05:45,912 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:05:45,912 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:05:45,912 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:05:45,913 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:05:45,913 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:05:45,913 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:05:45,914 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:05:45,914 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:05:45,914 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:05:45,914 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:05:45,915 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:05:45,915 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:05:45,915 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:05:45,916 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:05:45,916 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:05:45,916 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:05:45,916 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:05:45,917 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:05:45,917 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_93976270-2d97-4cd3-8fd8-daeebfac3201/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93976270-2d97-4cd3-8fd8-daeebfac3201/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 33edc18720adc43dae58db23ccbefaa93a9f656bfa0d987ccb1420e761095a17 [2022-11-20 17:05:46,330 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:05:46,363 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:05:46,368 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:05:46,371 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:05:46,373 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:05:46,375 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93976270-2d97-4cd3-8fd8-daeebfac3201/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.3.prop1-back-serstep.c [2022-11-20 17:05:50,118 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:05:50,562 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:05:50,562 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93976270-2d97-4cd3-8fd8-daeebfac3201/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.3.prop1-back-serstep.c [2022-11-20 17:05:50,576 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93976270-2d97-4cd3-8fd8-daeebfac3201/bin/ukojak-pZX7IvK2PQ/data/b5643c3c1/f8ea9392d51b47d0b79c207c401abab0/FLAG1840c5f46 [2022-11-20 17:05:50,591 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93976270-2d97-4cd3-8fd8-daeebfac3201/bin/ukojak-pZX7IvK2PQ/data/b5643c3c1/f8ea9392d51b47d0b79c207c401abab0 [2022-11-20 17:05:50,594 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:05:50,595 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:05:50,602 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:05:50,603 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:05:50,606 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:05:50,607 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:05:50" (1/1) ... [2022-11-20 17:05:50,608 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fbfd689 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:50, skipping insertion in model container [2022-11-20 17:05:50,608 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:05:50" (1/1) ... [2022-11-20 17:05:50,616 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:05:50,719 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:05:50,946 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_93976270-2d97-4cd3-8fd8-daeebfac3201/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.3.prop1-back-serstep.c[1014,1027] [2022-11-20 17:05:51,325 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:05:51,331 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:05:51,343 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_93976270-2d97-4cd3-8fd8-daeebfac3201/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.3.prop1-back-serstep.c[1014,1027] [2022-11-20 17:05:51,502 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:05:51,533 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:05:51,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:51 WrapperNode [2022-11-20 17:05:51,535 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:05:51,538 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:05:51,538 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:05:51,539 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:05:51,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:51" (1/1) ... [2022-11-20 17:05:51,602 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:51" (1/1) ... [2022-11-20 17:05:51,707 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1670 [2022-11-20 17:05:51,709 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:05:51,710 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:05:51,710 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:05:51,711 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:05:51,721 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:51" (1/1) ... [2022-11-20 17:05:51,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:51" (1/1) ... [2022-11-20 17:05:51,739 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:51" (1/1) ... [2022-11-20 17:05:51,740 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:51" (1/1) ... [2022-11-20 17:05:51,796 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:51" (1/1) ... [2022-11-20 17:05:51,801 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:51" (1/1) ... [2022-11-20 17:05:51,807 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:51" (1/1) ... [2022-11-20 17:05:51,813 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:51" (1/1) ... [2022-11-20 17:05:51,827 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:05:51,828 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:05:51,828 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:05:51,828 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:05:51,829 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:51" (1/1) ... [2022-11-20 17:05:51,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:05:51,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93976270-2d97-4cd3-8fd8-daeebfac3201/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:05:51,902 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93976270-2d97-4cd3-8fd8-daeebfac3201/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:05:51,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93976270-2d97-4cd3-8fd8-daeebfac3201/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:05:51,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:05:51,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:05:52,539 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:05:52,542 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:05:55,862 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:05:55,904 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:05:55,904 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 17:05:55,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:05:55 BoogieIcfgContainer [2022-11-20 17:05:55,908 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:05:55,909 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:05:55,909 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:05:55,921 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:05:55,922 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:05:55" (1/1) ... [2022-11-20 17:05:55,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:05:56,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:56,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-20 17:05:56,016 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-20 17:05:56,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:05:56,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:56,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:56,070 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) [2022-11-20 17:05:56,077 INFO L158 Benchmark]: Toolchain (without parser) took 5480.60ms. Allocated memory was 73.4MB in the beginning and 176.2MB in the end (delta: 102.8MB). Free memory was 52.2MB in the beginning and 67.0MB in the end (delta: -14.7MB). Peak memory consumption was 86.4MB. Max. memory is 16.1GB. [2022-11-20 17:05:56,078 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 56.6MB. Free memory is still 35.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:05:56,078 INFO L158 Benchmark]: CACSL2BoogieTranslator took 934.33ms. Allocated memory is still 73.4MB. Free memory was 52.2MB in the beginning and 40.4MB in the end (delta: 11.8MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. [2022-11-20 17:05:56,079 INFO L158 Benchmark]: Boogie Procedure Inliner took 171.32ms. Allocated memory is still 73.4MB. Free memory was 40.4MB in the beginning and 28.9MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 17:05:56,081 INFO L158 Benchmark]: Boogie Preprocessor took 117.00ms. Allocated memory is still 73.4MB. Free memory was 28.9MB in the beginning and 36.4MB in the end (delta: -7.5MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. [2022-11-20 17:05:56,082 INFO L158 Benchmark]: RCFGBuilder took 4080.02ms. Allocated memory was 73.4MB in the beginning and 176.2MB in the end (delta: 102.8MB). Free memory was 36.4MB in the beginning and 72.2MB in the end (delta: -35.8MB). Peak memory consumption was 68.0MB. Max. memory is 16.1GB. [2022-11-20 17:05:56,083 INFO L158 Benchmark]: CodeCheck took 166.45ms. Allocated memory is still 176.2MB. Free memory was 72.2MB in the beginning and 67.0MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:05:56,093 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 0.44ms. Allocated memory is still 56.6MB. Free memory is still 35.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 934.33ms. Allocated memory is still 73.4MB. Free memory was 52.2MB in the beginning and 40.4MB in the end (delta: 11.8MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 171.32ms. Allocated memory is still 73.4MB. Free memory was 40.4MB in the beginning and 28.9MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 117.00ms. Allocated memory is still 73.4MB. Free memory was 28.9MB in the beginning and 36.4MB in the end (delta: -7.5MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. * RCFGBuilder took 4080.02ms. Allocated memory was 73.4MB in the beginning and 176.2MB in the end (delta: 102.8MB). Free memory was 36.4MB in the beginning and 72.2MB in the end (delta: -35.8MB). Peak memory consumption was 68.0MB. Max. memory is 16.1GB. * CodeCheck took 166.45ms. Allocated memory is still 176.2MB. Free memory was 72.2MB in the beginning and 67.0MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:05:56,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93976270-2d97-4cd3-8fd8-daeebfac3201/bin/ukojak-pZX7IvK2PQ/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: SMTLIBException: Sort BitVec not declared