./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.1.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_6e21ac49-5514-4950-bdb2-905ddf4ba4af/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e21ac49-5514-4950-bdb2-905ddf4ba4af/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e21ac49-5514-4950-bdb2-905ddf4ba4af/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e21ac49-5514-4950-bdb2-905ddf4ba4af/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e21ac49-5514-4950-bdb2-905ddf4ba4af/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e21ac49-5514-4950-bdb2-905ddf4ba4af/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ccd52863c81af6b9363b3cb9123948c48a201f89c1fc65f79eb7e0f4a69bd04e --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 23:05:04,570 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:05:04,571 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:05:04,588 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:05:04,589 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:05:04,590 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:05:04,591 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:05:04,592 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:05:04,594 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:05:04,594 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:05:04,595 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:05:04,596 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:05:04,597 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:05:04,598 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:05:04,599 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:05:04,600 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:05:04,600 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:05:04,601 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:05:04,603 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:05:04,604 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:05:04,606 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:05:04,607 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:05:04,608 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:05:04,609 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:05:04,612 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:05:04,612 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:05:04,612 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:05:04,613 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:05:04,613 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:05:04,614 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:05:04,615 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:05:04,615 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:05:04,616 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:05:04,616 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:05:04,617 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:05:04,617 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:05:04,618 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:05:04,618 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:05:04,618 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:05:04,619 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:05:04,620 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:05:04,620 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e21ac49-5514-4950-bdb2-905ddf4ba4af/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-12-14 23:05:04,650 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:05:04,650 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:05:04,651 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 23:05:04,651 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 23:05:04,652 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:05:04,652 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:05:04,652 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:05:04,653 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 23:05:04,653 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:05:04,653 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 23:05:04,653 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:05:04,653 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 23:05:04,653 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 23:05:04,654 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:05:04,654 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 23:05:04,654 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:05:04,654 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:05:04,654 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:05:04,655 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:05:04,655 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:05:04,655 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:05:04,655 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 23:05:04,655 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 23:05:04,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 23:05:04,656 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 23:05:04,656 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_6e21ac49-5514-4950-bdb2-905ddf4ba4af/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e21ac49-5514-4950-bdb2-905ddf4ba4af/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ccd52863c81af6b9363b3cb9123948c48a201f89c1fc65f79eb7e0f4a69bd04e [2022-12-14 23:05:04,836 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:05:04,852 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:05:04,854 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:05:04,855 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:05:04,855 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:05:04,856 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e21ac49-5514-4950-bdb2-905ddf4ba4af/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.1.prop1-back-serstep.c [2022-12-14 23:05:07,432 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:05:07,622 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:05:07,622 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e21ac49-5514-4950-bdb2-905ddf4ba4af/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.1.prop1-back-serstep.c [2022-12-14 23:05:07,630 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e21ac49-5514-4950-bdb2-905ddf4ba4af/bin/ukojak-rkRKPMF4O4/data/054d09028/3e72c80c09d74dfb97817e45459cd7af/FLAGfb3ba33a3 [2022-12-14 23:05:07,641 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e21ac49-5514-4950-bdb2-905ddf4ba4af/bin/ukojak-rkRKPMF4O4/data/054d09028/3e72c80c09d74dfb97817e45459cd7af [2022-12-14 23:05:07,643 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:05:07,644 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:05:07,644 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:05:07,645 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:05:07,647 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:05:07,647 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:05:07" (1/1) ... [2022-12-14 23:05:07,648 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4759f812 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:05:07, skipping insertion in model container [2022-12-14 23:05:07,648 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:05:07" (1/1) ... [2022-12-14 23:05:07,653 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:05:07,685 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:05:07,788 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_6e21ac49-5514-4950-bdb2-905ddf4ba4af/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.1.prop1-back-serstep.c[1014,1027] [2022-12-14 23:05:07,933 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:05:07,937 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:05:07,945 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_6e21ac49-5514-4950-bdb2-905ddf4ba4af/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.1.prop1-back-serstep.c[1014,1027] [2022-12-14 23:05:08,026 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:05:08,036 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:05:08,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:05:08 WrapperNode [2022-12-14 23:05:08,036 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:05:08,037 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:05:08,037 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:05:08,037 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:05:08,043 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:05:08" (1/1) ... [2022-12-14 23:05:08,065 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:05:08" (1/1) ... [2022-12-14 23:05:08,148 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1199 [2022-12-14 23:05:08,148 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:05:08,149 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:05:08,149 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:05:08,149 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:05:08,158 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:05:08" (1/1) ... [2022-12-14 23:05:08,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:05:08" (1/1) ... [2022-12-14 23:05:08,173 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:05:08" (1/1) ... [2022-12-14 23:05:08,173 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:05:08" (1/1) ... [2022-12-14 23:05:08,207 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:05:08" (1/1) ... [2022-12-14 23:05:08,211 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:05:08" (1/1) ... [2022-12-14 23:05:08,220 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:05:08" (1/1) ... [2022-12-14 23:05:08,228 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:05:08" (1/1) ... [2022-12-14 23:05:08,244 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:05:08,244 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:05:08,244 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:05:08,244 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:05:08,245 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:05:08" (1/1) ... [2022-12-14 23:05:08,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:05:08,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e21ac49-5514-4950-bdb2-905ddf4ba4af/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:05:08,267 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e21ac49-5514-4950-bdb2-905ddf4ba4af/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:05:08,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e21ac49-5514-4950-bdb2-905ddf4ba4af/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:05:08,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:05:08,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:05:08,507 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:05:08,508 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:05:48,289 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:05:48,306 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:05:48,306 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 23:05:48,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:05:48 BoogieIcfgContainer [2022-12-14 23:05:48,308 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:05:48,308 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:05:48,309 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:05:48,316 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:05:48,316 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:05:48" (1/1) ... [2022-12-14 23:05:48,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 23:05:48,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:05:48,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-14 23:05:48,372 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-14 23:05:48,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 23:05:48,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:05:48,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:05:48,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:05:49,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:05:59,573 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 23:06:06,486 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.91s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 23:06:07,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:06:07,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-12-14 23:06:07,326 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-12-14 23:06:07,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 23:06:07,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:06:07,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:06:33,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 23:06:33,071 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 23:06:55,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 23:07:05,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-12-14 23:07:05,874 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) [2022-12-14 23:07:05,877 INFO L158 Benchmark]: Toolchain (without parser) took 118232.71ms. Allocated memory was 144.7MB in the beginning and 914.4MB in the end (delta: 769.7MB). Free memory was 99.8MB in the beginning and 355.6MB in the end (delta: -255.8MB). Peak memory consumption was 516.1MB. Max. memory is 16.1GB. [2022-12-14 23:07:05,877 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 144.7MB. Free memory is still 112.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:07:05,878 INFO L158 Benchmark]: CACSL2BoogieTranslator took 391.98ms. Allocated memory is still 144.7MB. Free memory was 99.8MB in the beginning and 60.0MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2022-12-14 23:07:05,878 INFO L158 Benchmark]: Boogie Procedure Inliner took 111.61ms. Allocated memory was 144.7MB in the beginning and 188.7MB in the end (delta: 44.0MB). Free memory was 59.5MB in the beginning and 148.0MB in the end (delta: -88.5MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2022-12-14 23:07:05,879 INFO L158 Benchmark]: Boogie Preprocessor took 94.59ms. Allocated memory is still 188.7MB. Free memory was 148.0MB in the beginning and 140.6MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-14 23:07:05,879 INFO L158 Benchmark]: RCFGBuilder took 40063.70ms. Allocated memory was 188.7MB in the beginning and 914.4MB in the end (delta: 725.6MB). Free memory was 140.6MB in the beginning and 327.4MB in the end (delta: -186.8MB). Peak memory consumption was 547.1MB. Max. memory is 16.1GB. [2022-12-14 23:07:05,879 INFO L158 Benchmark]: CodeCheck took 77567.61ms. Allocated memory is still 914.4MB. Free memory was 326.4MB in the beginning and 355.6MB in the end (delta: -29.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:07:05,882 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 0.13ms. Allocated memory is still 144.7MB. Free memory is still 112.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 391.98ms. Allocated memory is still 144.7MB. Free memory was 99.8MB in the beginning and 60.0MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 111.61ms. Allocated memory was 144.7MB in the beginning and 188.7MB in the end (delta: 44.0MB). Free memory was 59.5MB in the beginning and 148.0MB in the end (delta: -88.5MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 94.59ms. Allocated memory is still 188.7MB. Free memory was 148.0MB in the beginning and 140.6MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 40063.70ms. Allocated memory was 188.7MB in the beginning and 914.4MB in the end (delta: 725.6MB). Free memory was 140.6MB in the beginning and 327.4MB in the end (delta: -186.8MB). Peak memory consumption was 547.1MB. Max. memory is 16.1GB. * CodeCheck took 77567.61ms. Allocated memory is still 914.4MB. Free memory was 326.4MB in the beginning and 355.6MB in the end (delta: -29.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 23:07:05,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e21ac49-5514-4950-bdb2-905ddf4ba4af/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e21ac49-5514-4950-bdb2-905ddf4ba4af/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e21ac49-5514-4950-bdb2-905ddf4ba4af/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e21ac49-5514-4950-bdb2-905ddf4ba4af/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e21ac49-5514-4950-bdb2-905ddf4ba4af/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e21ac49-5514-4950-bdb2-905ddf4ba4af/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e21ac49-5514-4950-bdb2-905ddf4ba4af/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ccd52863c81af6b9363b3cb9123948c48a201f89c1fc65f79eb7e0f4a69bd04e --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 23:07:07,487 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:07:07,489 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:07:07,509 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:07:07,509 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:07:07,510 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:07:07,512 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:07:07,513 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:07:07,515 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:07:07,516 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:07:07,517 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:07:07,518 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:07:07,518 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:07:07,519 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:07:07,520 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:07:07,522 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:07:07,523 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:07:07,524 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:07:07,525 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:07:07,527 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:07:07,529 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:07:07,530 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:07:07,532 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:07:07,533 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:07:07,537 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:07:07,537 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:07:07,537 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:07:07,539 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:07:07,539 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:07:07,540 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:07:07,540 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:07:07,541 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:07:07,541 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:07:07,542 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:07:07,543 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:07:07,543 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:07:07,544 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:07:07,544 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:07:07,544 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:07:07,545 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:07:07,546 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:07:07,547 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e21ac49-5514-4950-bdb2-905ddf4ba4af/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-12-14 23:07:07,570 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:07:07,570 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:07:07,571 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 23:07:07,571 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 23:07:07,572 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:07:07,572 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:07:07,572 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:07:07,573 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:07:07,573 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 23:07:07,573 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:07:07,573 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 23:07:07,573 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 23:07:07,573 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 23:07:07,574 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 23:07:07,574 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 23:07:07,574 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:07:07,574 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 23:07:07,574 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:07:07,574 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:07:07,575 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:07:07,575 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:07:07,575 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:07:07,575 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:07:07,575 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 23:07:07,575 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 23:07:07,575 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 23:07:07,575 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 23:07:07,576 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 23:07:07,576 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 23:07:07,576 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_6e21ac49-5514-4950-bdb2-905ddf4ba4af/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e21ac49-5514-4950-bdb2-905ddf4ba4af/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ccd52863c81af6b9363b3cb9123948c48a201f89c1fc65f79eb7e0f4a69bd04e [2022-12-14 23:07:07,812 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:07:07,827 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:07:07,829 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:07:07,830 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:07:07,830 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:07:07,831 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e21ac49-5514-4950-bdb2-905ddf4ba4af/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.1.prop1-back-serstep.c [2022-12-14 23:07:10,333 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:07:10,542 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:07:10,542 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e21ac49-5514-4950-bdb2-905ddf4ba4af/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.1.prop1-back-serstep.c [2022-12-14 23:07:10,552 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e21ac49-5514-4950-bdb2-905ddf4ba4af/bin/ukojak-rkRKPMF4O4/data/176ff7a15/4dc162209ecc424299bff81550d227bf/FLAG4fb4e4767 [2022-12-14 23:07:10,892 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e21ac49-5514-4950-bdb2-905ddf4ba4af/bin/ukojak-rkRKPMF4O4/data/176ff7a15/4dc162209ecc424299bff81550d227bf [2022-12-14 23:07:10,895 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:07:10,896 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:07:10,897 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:07:10,897 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:07:10,900 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:07:10,901 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:07:10" (1/1) ... [2022-12-14 23:07:10,902 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67ac281e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:07:10, skipping insertion in model container [2022-12-14 23:07:10,902 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:07:10" (1/1) ... [2022-12-14 23:07:10,908 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:07:10,954 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:07:11,075 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_6e21ac49-5514-4950-bdb2-905ddf4ba4af/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.1.prop1-back-serstep.c[1014,1027] [2022-12-14 23:07:11,245 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:07:11,250 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:07:11,260 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_6e21ac49-5514-4950-bdb2-905ddf4ba4af/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.1.prop1-back-serstep.c[1014,1027] [2022-12-14 23:07:11,338 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:07:11,348 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:07:11,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:07:11 WrapperNode [2022-12-14 23:07:11,348 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:07:11,349 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:07:11,349 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:07:11,349 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:07:11,354 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:07:11" (1/1) ... [2022-12-14 23:07:11,376 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:07:11" (1/1) ... [2022-12-14 23:07:11,431 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1199 [2022-12-14 23:07:11,431 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:07:11,432 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:07:11,432 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:07:11,432 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:07:11,440 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:07:11" (1/1) ... [2022-12-14 23:07:11,440 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:07:11" (1/1) ... [2022-12-14 23:07:11,449 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:07:11" (1/1) ... [2022-12-14 23:07:11,449 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:07:11" (1/1) ... [2022-12-14 23:07:11,476 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:07:11" (1/1) ... [2022-12-14 23:07:11,481 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:07:11" (1/1) ... [2022-12-14 23:07:11,486 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:07:11" (1/1) ... [2022-12-14 23:07:11,491 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:07:11" (1/1) ... [2022-12-14 23:07:11,501 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:07:11,502 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:07:11,502 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:07:11,502 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:07:11,503 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:07:11" (1/1) ... [2022-12-14 23:07:11,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:07:11,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e21ac49-5514-4950-bdb2-905ddf4ba4af/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:07:11,532 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e21ac49-5514-4950-bdb2-905ddf4ba4af/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:07:11,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e21ac49-5514-4950-bdb2-905ddf4ba4af/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:07:11,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:07:11,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:07:11,790 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:07:11,792 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:07:12,651 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:07:12,671 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:07:12,672 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 23:07:12,673 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:07:12 BoogieIcfgContainer [2022-12-14 23:07:12,673 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:07:12,674 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:07:12,674 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:07:12,681 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:07:12,681 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:07:12" (1/1) ... [2022-12-14 23:07:12,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 23:07:12,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:07:12,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-14 23:07:12,725 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-14 23:07:12,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 23:07:12,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:07:12,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:07:12,757 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 23:07:12,760 INFO L158 Benchmark]: Toolchain (without parser) took 1863.23ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 54.5MB in the beginning and 34.0MB in the end (delta: 20.4MB). Peak memory consumption was 41.5MB. Max. memory is 16.1GB. [2022-12-14 23:07:12,760 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 56.6MB. Free memory is still 34.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:07:12,760 INFO L158 Benchmark]: CACSL2BoogieTranslator took 451.26ms. Allocated memory is still 77.6MB. Free memory was 54.5MB in the beginning and 38.1MB in the end (delta: 16.4MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. [2022-12-14 23:07:12,761 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.06ms. Allocated memory is still 77.6MB. Free memory was 38.1MB in the beginning and 52.4MB in the end (delta: -14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 23:07:12,761 INFO L158 Benchmark]: Boogie Preprocessor took 69.34ms. Allocated memory is still 77.6MB. Free memory was 52.4MB in the beginning and 46.6MB in the end (delta: 5.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 23:07:12,762 INFO L158 Benchmark]: RCFGBuilder took 1171.76ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 46.6MB in the beginning and 39.8MB in the end (delta: 6.8MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. [2022-12-14 23:07:12,762 INFO L158 Benchmark]: CodeCheck took 84.74ms. Allocated memory is still 94.4MB. Free memory was 39.8MB in the beginning and 34.0MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 23:07:12,764 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 56.6MB. Free memory is still 34.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 451.26ms. Allocated memory is still 77.6MB. Free memory was 54.5MB in the beginning and 38.1MB in the end (delta: 16.4MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.06ms. Allocated memory is still 77.6MB. Free memory was 38.1MB in the beginning and 52.4MB in the end (delta: -14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.34ms. Allocated memory is still 77.6MB. Free memory was 52.4MB in the beginning and 46.6MB in the end (delta: 5.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1171.76ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 46.6MB in the beginning and 39.8MB in the end (delta: 6.8MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. * CodeCheck took 84.74ms. Allocated memory is still 94.4MB. Free memory was 39.8MB in the beginning and 34.0MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 23:07:12,780 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e21ac49-5514-4950-bdb2-905ddf4ba4af/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared