./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.5.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9345e97-d7a2-47f3-a509-3838a1fbdf77/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9345e97-d7a2-47f3-a509-3838a1fbdf77/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_b9345e97-d7a2-47f3-a509-3838a1fbdf77/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9345e97-d7a2-47f3-a509-3838a1fbdf77/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.5.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9345e97-d7a2-47f3-a509-3838a1fbdf77/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_b9345e97-d7a2-47f3-a509-3838a1fbdf77/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 078795a4165ed188f890f4e3e2c5555afb48f7f9b89be433eee0b13113b4d180 --- 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 17:37:41,522 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:37:41,525 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:37:41,568 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:37:41,570 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:37:41,573 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:37:41,576 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:37:41,578 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:37:41,580 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:37:41,586 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:37:41,587 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:37:41,589 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:37:41,590 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:37:41,593 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:37:41,596 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:37:41,598 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:37:41,601 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:37:41,602 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:37:41,604 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:37:41,608 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:37:41,612 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:37:41,615 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:37:41,616 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:37:41,617 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:37:41,624 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:37:41,629 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:37:41,629 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:37:41,630 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:37:41,632 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:37:41,633 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:37:41,634 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:37:41,635 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:37:41,637 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:37:41,638 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:37:41,640 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:37:41,640 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:37:41,641 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:37:41,641 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:37:41,641 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:37:41,643 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:37:41,644 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:37:41,645 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9345e97-d7a2-47f3-a509-3838a1fbdf77/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-20 17:37:41,683 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:37:41,684 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:37:41,685 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:37:41,685 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:37:41,686 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:37:41,686 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:37:41,687 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:37:41,687 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:37:41,687 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:37:41,687 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:37:41,688 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:37:41,689 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:37:41,689 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:37:41,689 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:37:41,689 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:37:41,690 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:37:41,690 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:37:41,690 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:37:41,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:37:41,691 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:37:41,691 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:37:41,691 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:37:41,691 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:37:41,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:37:41,692 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:37:41,692 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_b9345e97-d7a2-47f3-a509-3838a1fbdf77/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9345e97-d7a2-47f3-a509-3838a1fbdf77/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 078795a4165ed188f890f4e3e2c5555afb48f7f9b89be433eee0b13113b4d180 [2022-11-20 17:37:42,043 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:37:42,065 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:37:42,068 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:37:42,069 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:37:42,069 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:37:42,071 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9345e97-d7a2-47f3-a509-3838a1fbdf77/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.5.prop1-back-serstep.c [2022-11-20 17:37:45,062 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:37:45,486 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:37:45,487 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9345e97-d7a2-47f3-a509-3838a1fbdf77/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.5.prop1-back-serstep.c [2022-11-20 17:37:45,510 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9345e97-d7a2-47f3-a509-3838a1fbdf77/bin/ukojak-pZX7IvK2PQ/data/baa20b695/3d9bb4fac40b4d72b0211d8dce9a79ae/FLAGa89116d01 [2022-11-20 17:37:45,529 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9345e97-d7a2-47f3-a509-3838a1fbdf77/bin/ukojak-pZX7IvK2PQ/data/baa20b695/3d9bb4fac40b4d72b0211d8dce9a79ae [2022-11-20 17:37:45,532 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:37:45,534 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:37:45,536 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:37:45,537 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:37:45,540 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:37:45,541 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:37:45" (1/1) ... [2022-11-20 17:37:45,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@724d9d35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:45, skipping insertion in model container [2022-11-20 17:37:45,542 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:37:45" (1/1) ... [2022-11-20 17:37:45,550 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:37:45,657 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:37:45,890 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_b9345e97-d7a2-47f3-a509-3838a1fbdf77/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.5.prop1-back-serstep.c[1014,1027] [2022-11-20 17:37:46,424 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:37:46,432 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:37:46,443 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_b9345e97-d7a2-47f3-a509-3838a1fbdf77/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.5.prop1-back-serstep.c[1014,1027] [2022-11-20 17:37:46,644 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:37:46,657 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:37:46,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:46 WrapperNode [2022-11-20 17:37:46,658 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:37:46,660 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:37:46,661 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:37:46,661 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:37:46,669 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:46" (1/1) ... [2022-11-20 17:37:46,739 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:46" (1/1) ... [2022-11-20 17:37:46,995 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2765 [2022-11-20 17:37:46,997 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:37:46,998 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:37:46,998 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:37:46,999 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:37:47,009 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:46" (1/1) ... [2022-11-20 17:37:47,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:46" (1/1) ... [2022-11-20 17:37:47,036 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:46" (1/1) ... [2022-11-20 17:37:47,037 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:46" (1/1) ... [2022-11-20 17:37:47,105 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:46" (1/1) ... [2022-11-20 17:37:47,123 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:46" (1/1) ... [2022-11-20 17:37:47,146 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:46" (1/1) ... [2022-11-20 17:37:47,160 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:46" (1/1) ... [2022-11-20 17:37:47,191 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:37:47,192 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:37:47,192 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:37:47,193 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:37:47,194 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:46" (1/1) ... [2022-11-20 17:37:47,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:37:47,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9345e97-d7a2-47f3-a509-3838a1fbdf77/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:37:47,231 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9345e97-d7a2-47f3-a509-3838a1fbdf77/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:37:47,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9345e97-d7a2-47f3-a509-3838a1fbdf77/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:37:47,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:37:47,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:37:47,951 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:37:47,954 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:47:16,309 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:47:16,365 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:47:16,366 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 17:47:16,368 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:47:16 BoogieIcfgContainer [2022-11-20 17:47:16,369 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:47:16,370 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:47:16,370 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:47:16,380 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:47:16,381 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:47:16" (1/1) ... [2022-11-20 17:47:16,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:47:16,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:16,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-20 17:47:16,458 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-20 17:47:16,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:47:16,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:16,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:17,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:21,901 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 17:47:32,131 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-20 17:47:42,265 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-20 17:47:43,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:43,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-20 17:47:43,941 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-20 17:47:43,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:47:43,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:43,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:55,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-20 17:47:55,724 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 17:47:55,728 INFO L158 Benchmark]: Toolchain (without parser) took 610193.56ms. Allocated memory was 151.0MB in the beginning and 750.8MB in the end (delta: 599.8MB). Free memory was 109.7MB in the beginning and 360.6MB in the end (delta: -250.9MB). Peak memory consumption was 349.3MB. Max. memory is 16.1GB. [2022-11-20 17:47:55,728 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 123.7MB. Free memory is still 90.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:47:55,729 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1123.08ms. Allocated memory is still 151.0MB. Free memory was 109.7MB in the beginning and 48.7MB in the end (delta: 61.0MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2022-11-20 17:47:55,730 INFO L158 Benchmark]: Boogie Procedure Inliner took 336.58ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 48.7MB in the beginning and 118.4MB in the end (delta: -69.6MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. [2022-11-20 17:47:55,730 INFO L158 Benchmark]: Boogie Preprocessor took 193.58ms. Allocated memory is still 182.5MB. Free memory was 118.4MB in the beginning and 102.7MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 17:47:55,731 INFO L158 Benchmark]: RCFGBuilder took 569176.70ms. Allocated memory was 182.5MB in the beginning and 750.8MB in the end (delta: 568.3MB). Free memory was 102.7MB in the beginning and 662.9MB in the end (delta: -560.3MB). Peak memory consumption was 446.4MB. Max. memory is 16.1GB. [2022-11-20 17:47:55,732 INFO L158 Benchmark]: CodeCheck took 39356.49ms. Allocated memory is still 750.8MB. Free memory was 662.9MB in the beginning and 360.6MB in the end (delta: 302.3MB). Peak memory consumption was 304.4MB. Max. memory is 16.1GB. [2022-11-20 17:47:55,735 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 0.27ms. Allocated memory is still 123.7MB. Free memory is still 90.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1123.08ms. Allocated memory is still 151.0MB. Free memory was 109.7MB in the beginning and 48.7MB in the end (delta: 61.0MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 336.58ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 48.7MB in the beginning and 118.4MB in the end (delta: -69.6MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 193.58ms. Allocated memory is still 182.5MB. Free memory was 118.4MB in the beginning and 102.7MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * RCFGBuilder took 569176.70ms. Allocated memory was 182.5MB in the beginning and 750.8MB in the end (delta: 568.3MB). Free memory was 102.7MB in the beginning and 662.9MB in the end (delta: -560.3MB). Peak memory consumption was 446.4MB. Max. memory is 16.1GB. * CodeCheck took 39356.49ms. Allocated memory is still 750.8MB. Free memory was 662.9MB in the beginning and 360.6MB in the end (delta: 302.3MB). Peak memory consumption was 304.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:47:55,962 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9345e97-d7a2-47f3-a509-3838a1fbdf77/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2022-11-20 17:47:56,004 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9345e97-d7a2-47f3-a509-3838a1fbdf77/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9345e97-d7a2-47f3-a509-3838a1fbdf77/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9345e97-d7a2-47f3-a509-3838a1fbdf77/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_b9345e97-d7a2-47f3-a509-3838a1fbdf77/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9345e97-d7a2-47f3-a509-3838a1fbdf77/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.5.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9345e97-d7a2-47f3-a509-3838a1fbdf77/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_b9345e97-d7a2-47f3-a509-3838a1fbdf77/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 078795a4165ed188f890f4e3e2c5555afb48f7f9b89be433eee0b13113b4d180 --- 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 17:47:58,219 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:47:58,224 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:47:58,273 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:47:58,274 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:47:58,276 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:47:58,277 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:47:58,279 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:47:58,280 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:47:58,281 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:47:58,283 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:47:58,284 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:47:58,284 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:47:58,285 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:47:58,287 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:47:58,288 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:47:58,289 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:47:58,289 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:47:58,291 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:47:58,293 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:47:58,294 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:47:58,296 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:47:58,297 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:47:58,298 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:47:58,302 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:47:58,310 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:47:58,311 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:47:58,312 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:47:58,312 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:47:58,313 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:47:58,314 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:47:58,314 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:47:58,315 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:47:58,316 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:47:58,317 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:47:58,317 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:47:58,318 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:47:58,318 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:47:58,319 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:47:58,319 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:47:58,320 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:47:58,330 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9345e97-d7a2-47f3-a509-3838a1fbdf77/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-20 17:47:58,369 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:47:58,370 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:47:58,372 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:47:58,372 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:47:58,373 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:47:58,373 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:47:58,374 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:47:58,374 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:47:58,374 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:47:58,375 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:47:58,376 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:47:58,376 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:47:58,376 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:47:58,377 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:47:58,377 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:47:58,377 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:47:58,377 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:47:58,378 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:47:58,378 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:47:58,378 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:47:58,379 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:47:58,379 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:47:58,379 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:47:58,379 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:47:58,380 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:47:58,380 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:47:58,380 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:47:58,381 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:47:58,381 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:47:58,381 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_b9345e97-d7a2-47f3-a509-3838a1fbdf77/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9345e97-d7a2-47f3-a509-3838a1fbdf77/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 078795a4165ed188f890f4e3e2c5555afb48f7f9b89be433eee0b13113b4d180 [2022-11-20 17:47:58,804 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:47:58,830 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:47:58,833 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:47:58,835 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:47:58,836 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:47:58,838 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9345e97-d7a2-47f3-a509-3838a1fbdf77/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.5.prop1-back-serstep.c [2022-11-20 17:48:01,953 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:48:02,319 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:48:02,320 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9345e97-d7a2-47f3-a509-3838a1fbdf77/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.5.prop1-back-serstep.c [2022-11-20 17:48:02,337 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9345e97-d7a2-47f3-a509-3838a1fbdf77/bin/ukojak-pZX7IvK2PQ/data/c1b40f7ba/42f9af6ea43047158efba98aa2c63340/FLAG3188786a0 [2022-11-20 17:48:02,360 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9345e97-d7a2-47f3-a509-3838a1fbdf77/bin/ukojak-pZX7IvK2PQ/data/c1b40f7ba/42f9af6ea43047158efba98aa2c63340 [2022-11-20 17:48:02,363 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:48:02,364 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:48:02,366 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:48:02,366 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:48:02,369 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:48:02,370 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:48:02" (1/1) ... [2022-11-20 17:48:02,371 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bb0fd9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:48:02, skipping insertion in model container [2022-11-20 17:48:02,372 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:48:02" (1/1) ... [2022-11-20 17:48:02,379 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:48:02,480 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:48:02,666 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_b9345e97-d7a2-47f3-a509-3838a1fbdf77/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.5.prop1-back-serstep.c[1014,1027] [2022-11-20 17:48:03,091 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:48:03,097 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:48:03,107 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_b9345e97-d7a2-47f3-a509-3838a1fbdf77/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.5.prop1-back-serstep.c[1014,1027] [2022-11-20 17:48:03,314 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:48:03,327 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:48:03,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:48:03 WrapperNode [2022-11-20 17:48:03,328 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:48:03,331 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:48:03,331 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:48:03,332 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:48:03,339 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:48:03" (1/1) ... [2022-11-20 17:48:03,398 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:48:03" (1/1) ... [2022-11-20 17:48:03,570 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2765 [2022-11-20 17:48:03,571 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:48:03,572 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:48:03,572 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:48:03,572 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:48:03,582 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:48:03" (1/1) ... [2022-11-20 17:48:03,582 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:48:03" (1/1) ... [2022-11-20 17:48:03,609 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:48:03" (1/1) ... [2022-11-20 17:48:03,610 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:48:03" (1/1) ... [2022-11-20 17:48:03,714 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:48:03" (1/1) ... [2022-11-20 17:48:03,721 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:48:03" (1/1) ... [2022-11-20 17:48:03,731 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:48:03" (1/1) ... [2022-11-20 17:48:03,741 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:48:03" (1/1) ... [2022-11-20 17:48:03,770 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:48:03,771 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:48:03,771 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:48:03,771 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:48:03,772 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:48:03" (1/1) ... [2022-11-20 17:48:03,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:48:03,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9345e97-d7a2-47f3-a509-3838a1fbdf77/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:48:03,812 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9345e97-d7a2-47f3-a509-3838a1fbdf77/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:48:03,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9345e97-d7a2-47f3-a509-3838a1fbdf77/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:48:03,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:48:03,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:48:04,514 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:48:04,516 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:48:10,336 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:48:10,382 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:48:10,383 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 17:48:10,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:48:10 BoogieIcfgContainer [2022-11-20 17:48:10,385 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:48:10,386 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:48:10,386 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:48:10,396 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:48:10,397 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:48:10" (1/1) ... [2022-11-20 17:48:10,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:48:10,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:48:10,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-20 17:48:10,465 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-20 17:48:10,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:48:10,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:48:10,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:48:10,514 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 17:48:10,519 INFO L158 Benchmark]: Toolchain (without parser) took 8153.54ms. Allocated memory was 69.2MB in the beginning and 243.3MB in the end (delta: 174.1MB). Free memory was 37.0MB in the beginning and 124.7MB in the end (delta: -87.7MB). Peak memory consumption was 86.8MB. Max. memory is 16.1GB. [2022-11-20 17:48:10,519 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 69.2MB. Free memory is still 47.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:48:10,520 INFO L158 Benchmark]: CACSL2BoogieTranslator took 964.36ms. Allocated memory was 69.2MB in the beginning and 86.0MB in the end (delta: 16.8MB). Free memory was 36.8MB in the beginning and 37.5MB in the end (delta: -771.6kB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. [2022-11-20 17:48:10,521 INFO L158 Benchmark]: Boogie Procedure Inliner took 240.01ms. Allocated memory is still 86.0MB. Free memory was 37.5MB in the beginning and 35.6MB in the end (delta: 2.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 17:48:10,522 INFO L158 Benchmark]: Boogie Preprocessor took 198.82ms. Allocated memory was 86.0MB in the beginning and 115.3MB in the end (delta: 29.4MB). Free memory was 35.6MB in the beginning and 64.3MB in the end (delta: -28.7MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2022-11-20 17:48:10,523 INFO L158 Benchmark]: RCFGBuilder took 6613.97ms. Allocated memory was 115.3MB in the beginning and 243.3MB in the end (delta: 127.9MB). Free memory was 64.3MB in the beginning and 131.0MB in the end (delta: -66.7MB). Peak memory consumption was 131.6MB. Max. memory is 16.1GB. [2022-11-20 17:48:10,524 INFO L158 Benchmark]: CodeCheck took 131.43ms. Allocated memory is still 243.3MB. Free memory was 131.0MB in the beginning and 124.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 17:48:10,534 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 0.30ms. Allocated memory is still 69.2MB. Free memory is still 47.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 964.36ms. Allocated memory was 69.2MB in the beginning and 86.0MB in the end (delta: 16.8MB). Free memory was 36.8MB in the beginning and 37.5MB in the end (delta: -771.6kB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 240.01ms. Allocated memory is still 86.0MB. Free memory was 37.5MB in the beginning and 35.6MB in the end (delta: 2.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 198.82ms. Allocated memory was 86.0MB in the beginning and 115.3MB in the end (delta: 29.4MB). Free memory was 35.6MB in the beginning and 64.3MB in the end (delta: -28.7MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. * RCFGBuilder took 6613.97ms. Allocated memory was 115.3MB in the beginning and 243.3MB in the end (delta: 127.9MB). Free memory was 64.3MB in the beginning and 131.0MB in the end (delta: -66.7MB). Peak memory consumption was 131.6MB. Max. memory is 16.1GB. * CodeCheck took 131.43ms. Allocated memory is still 243.3MB. Free memory was 131.0MB in the beginning and 124.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:48:10,580 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9345e97-d7a2-47f3-a509-3838a1fbdf77/bin/ukojak-pZX7IvK2PQ/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