./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1860758b-b16b-444e-accd-8d30ff1b520a/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1860758b-b16b-444e-accd-8d30ff1b520a/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_1860758b-b16b-444e-accd-8d30ff1b520a/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1860758b-b16b-444e-accd-8d30ff1b520a/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1860758b-b16b-444e-accd-8d30ff1b520a/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_1860758b-b16b-444e-accd-8d30ff1b520a/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 b43018962f19dc4a60e785bc21d5335876f9ce98557fd04bdc605f9843c5b73d --- 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 18:12:48,260 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 18:12:48,262 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 18:12:48,279 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 18:12:48,279 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 18:12:48,280 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 18:12:48,281 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 18:12:48,283 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 18:12:48,284 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 18:12:48,285 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 18:12:48,286 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 18:12:48,287 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 18:12:48,287 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 18:12:48,288 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 18:12:48,289 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 18:12:48,290 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 18:12:48,290 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 18:12:48,291 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 18:12:48,291 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 18:12:48,293 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 18:12:48,293 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 18:12:48,294 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 18:12:48,295 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 18:12:48,295 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 18:12:48,298 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 18:12:48,298 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 18:12:48,298 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 18:12:48,298 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 18:12:48,299 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 18:12:48,299 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 18:12:48,299 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 18:12:48,300 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 18:12:48,300 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 18:12:48,301 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 18:12:48,301 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 18:12:48,301 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 18:12:48,302 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 18:12:48,302 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 18:12:48,302 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 18:12:48,303 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 18:12:48,303 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 18:12:48,304 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1860758b-b16b-444e-accd-8d30ff1b520a/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-12-14 18:12:48,316 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 18:12:48,316 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 18:12:48,324 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 18:12:48,325 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 18:12:48,325 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 18:12:48,325 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 18:12:48,325 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 18:12:48,325 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 18:12:48,326 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 18:12:48,326 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 18:12:48,326 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 18:12:48,326 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 18:12:48,326 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 18:12:48,326 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 18:12:48,326 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 18:12:48,327 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 18:12:48,327 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 18:12:48,327 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 18:12:48,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:12:48,327 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 18:12:48,327 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 18:12:48,327 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 18:12:48,327 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 18:12:48,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 18:12:48,328 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 18:12:48,328 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_1860758b-b16b-444e-accd-8d30ff1b520a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1860758b-b16b-444e-accd-8d30ff1b520a/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b43018962f19dc4a60e785bc21d5335876f9ce98557fd04bdc605f9843c5b73d [2022-12-14 18:12:48,505 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 18:12:48,522 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 18:12:48,524 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 18:12:48,525 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 18:12:48,525 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 18:12:48,526 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1860758b-b16b-444e-accd-8d30ff1b520a/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.1.prop1-back-serstep.c [2022-12-14 18:12:50,994 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 18:12:51,201 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 18:12:51,202 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1860758b-b16b-444e-accd-8d30ff1b520a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.1.prop1-back-serstep.c [2022-12-14 18:12:51,212 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1860758b-b16b-444e-accd-8d30ff1b520a/bin/ukojak-rkRKPMF4O4/data/f5ddb1b95/334b89b88c214e77827bac9296edea3f/FLAG6300ee5ca [2022-12-14 18:12:51,574 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1860758b-b16b-444e-accd-8d30ff1b520a/bin/ukojak-rkRKPMF4O4/data/f5ddb1b95/334b89b88c214e77827bac9296edea3f [2022-12-14 18:12:51,577 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 18:12:51,579 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 18:12:51,580 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 18:12:51,580 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 18:12:51,583 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 18:12:51,583 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:12:51" (1/1) ... [2022-12-14 18:12:51,584 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51abf12f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:12:51, skipping insertion in model container [2022-12-14 18:12:51,584 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:12:51" (1/1) ... [2022-12-14 18:12:51,589 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 18:12:51,620 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 18:12:51,727 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_1860758b-b16b-444e-accd-8d30ff1b520a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.1.prop1-back-serstep.c[1014,1027] [2022-12-14 18:12:51,878 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:12:51,882 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 18:12:51,889 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_1860758b-b16b-444e-accd-8d30ff1b520a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.1.prop1-back-serstep.c[1014,1027] [2022-12-14 18:12:51,992 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:12:52,005 INFO L208 MainTranslator]: Completed translation [2022-12-14 18:12:52,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:12:52 WrapperNode [2022-12-14 18:12:52,005 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 18:12:52,006 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 18:12:52,007 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 18:12:52,007 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 18:12:52,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:12:52" (1/1) ... [2022-12-14 18:12:52,042 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:12:52" (1/1) ... [2022-12-14 18:12:52,120 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1249 [2022-12-14 18:12:52,120 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 18:12:52,121 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 18:12:52,121 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 18:12:52,121 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 18:12:52,130 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:12:52" (1/1) ... [2022-12-14 18:12:52,131 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:12:52" (1/1) ... [2022-12-14 18:12:52,145 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:12:52" (1/1) ... [2022-12-14 18:12:52,145 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:12:52" (1/1) ... [2022-12-14 18:12:52,200 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:12:52" (1/1) ... [2022-12-14 18:12:52,204 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:12:52" (1/1) ... [2022-12-14 18:12:52,213 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:12:52" (1/1) ... [2022-12-14 18:12:52,219 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:12:52" (1/1) ... [2022-12-14 18:12:52,233 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 18:12:52,234 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 18:12:52,234 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 18:12:52,234 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 18:12:52,235 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:12:52" (1/1) ... [2022-12-14 18:12:52,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:12:52,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1860758b-b16b-444e-accd-8d30ff1b520a/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 18:12:52,262 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1860758b-b16b-444e-accd-8d30ff1b520a/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 18:12:52,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1860758b-b16b-444e-accd-8d30ff1b520a/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 18:12:52,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 18:12:52,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 18:12:52,526 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 18:12:52,527 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 18:13:43,755 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 18:13:43,771 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 18:13:43,771 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 18:13:43,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:13:43 BoogieIcfgContainer [2022-12-14 18:13:43,773 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 18:13:43,774 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 18:13:43,774 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 18:13:43,781 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 18:13:43,781 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:13:43" (1/1) ... [2022-12-14 18:13:43,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 18:13:43,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:13:43,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-14 18:13:43,828 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-14 18:13:43,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 18:13:43,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:13:43,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:13:44,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:13:44,952 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 18:13:55,026 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-12-14 18:14:05,100 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-12-14 18:14:05,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:14:05,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-12-14 18:14:05,488 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-12-14 18:14:05,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 18:14:05,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:14:05,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:14:16,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-12-14 18:14:16,074 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 18:14:16,078 INFO L158 Benchmark]: Toolchain (without parser) took 84498.32ms. Allocated memory was 157.3MB in the beginning and 778.0MB in the end (delta: 620.8MB). Free memory was 118.5MB in the beginning and 544.8MB in the end (delta: -426.3MB). Peak memory consumption was 195.6MB. Max. memory is 16.1GB. [2022-12-14 18:14:16,078 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 157.3MB. Free memory is still 125.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:14:16,079 INFO L158 Benchmark]: CACSL2BoogieTranslator took 425.40ms. Allocated memory is still 157.3MB. Free memory was 118.5MB in the beginning and 77.2MB in the end (delta: 41.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2022-12-14 18:14:16,079 INFO L158 Benchmark]: Boogie Procedure Inliner took 113.90ms. Allocated memory is still 157.3MB. Free memory was 77.2MB in the beginning and 61.9MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 18:14:16,080 INFO L158 Benchmark]: Boogie Preprocessor took 112.06ms. Allocated memory was 157.3MB in the beginning and 211.8MB in the end (delta: 54.5MB). Free memory was 61.9MB in the beginning and 169.7MB in the end (delta: -107.8MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. [2022-12-14 18:14:16,081 INFO L158 Benchmark]: RCFGBuilder took 51539.94ms. Allocated memory was 211.8MB in the beginning and 778.0MB in the end (delta: 566.2MB). Free memory was 168.7MB in the beginning and 471.9MB in the end (delta: -303.2MB). Peak memory consumption was 471.7MB. Max. memory is 16.1GB. [2022-12-14 18:14:16,081 INFO L158 Benchmark]: CodeCheck took 32302.78ms. Allocated memory is still 778.0MB. Free memory was 470.8MB in the beginning and 544.8MB in the end (delta: -74.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:14:16,085 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 0.15ms. Allocated memory is still 157.3MB. Free memory is still 125.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 425.40ms. Allocated memory is still 157.3MB. Free memory was 118.5MB in the beginning and 77.2MB in the end (delta: 41.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 113.90ms. Allocated memory is still 157.3MB. Free memory was 77.2MB in the beginning and 61.9MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 112.06ms. Allocated memory was 157.3MB in the beginning and 211.8MB in the end (delta: 54.5MB). Free memory was 61.9MB in the beginning and 169.7MB in the end (delta: -107.8MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. * RCFGBuilder took 51539.94ms. Allocated memory was 211.8MB in the beginning and 778.0MB in the end (delta: 566.2MB). Free memory was 168.7MB in the beginning and 471.9MB in the end (delta: -303.2MB). Peak memory consumption was 471.7MB. Max. memory is 16.1GB. * CodeCheck took 32302.78ms. Allocated memory is still 778.0MB. Free memory was 470.8MB in the beginning and 544.8MB in the end (delta: -74.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 18:14:16,296 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1860758b-b16b-444e-accd-8d30ff1b520a/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2022-12-14 18:14:16,313 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1860758b-b16b-444e-accd-8d30ff1b520a/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1860758b-b16b-444e-accd-8d30ff1b520a/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1860758b-b16b-444e-accd-8d30ff1b520a/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_1860758b-b16b-444e-accd-8d30ff1b520a/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1860758b-b16b-444e-accd-8d30ff1b520a/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1860758b-b16b-444e-accd-8d30ff1b520a/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_1860758b-b16b-444e-accd-8d30ff1b520a/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 b43018962f19dc4a60e785bc21d5335876f9ce98557fd04bdc605f9843c5b73d --- 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 18:14:17,586 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 18:14:17,588 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 18:14:17,624 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 18:14:17,625 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 18:14:17,626 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 18:14:17,627 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 18:14:17,628 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 18:14:17,629 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 18:14:17,630 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 18:14:17,630 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 18:14:17,631 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 18:14:17,631 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 18:14:17,632 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 18:14:17,633 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 18:14:17,634 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 18:14:17,635 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 18:14:17,635 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 18:14:17,637 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 18:14:17,638 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 18:14:17,639 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 18:14:17,640 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 18:14:17,641 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 18:14:17,641 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 18:14:17,644 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 18:14:17,644 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 18:14:17,644 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 18:14:17,645 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 18:14:17,646 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 18:14:17,646 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 18:14:17,647 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 18:14:17,647 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 18:14:17,648 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 18:14:17,648 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 18:14:17,649 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 18:14:17,649 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 18:14:17,650 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 18:14:17,650 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 18:14:17,650 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 18:14:17,651 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 18:14:17,651 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 18:14:17,652 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1860758b-b16b-444e-accd-8d30ff1b520a/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-12-14 18:14:17,667 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 18:14:17,667 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 18:14:17,668 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 18:14:17,668 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 18:14:17,669 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 18:14:17,669 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 18:14:17,669 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 18:14:17,669 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 18:14:17,669 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 18:14:17,669 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 18:14:17,669 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 18:14:17,670 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 18:14:17,670 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 18:14:17,670 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 18:14:17,670 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 18:14:17,670 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 18:14:17,670 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 18:14:17,671 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 18:14:17,671 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 18:14:17,671 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 18:14:17,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:14:17,671 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 18:14:17,671 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 18:14:17,672 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 18:14:17,672 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 18:14:17,672 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 18:14:17,672 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 18:14:17,672 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 18:14:17,672 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 18:14:17,673 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_1860758b-b16b-444e-accd-8d30ff1b520a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1860758b-b16b-444e-accd-8d30ff1b520a/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b43018962f19dc4a60e785bc21d5335876f9ce98557fd04bdc605f9843c5b73d [2022-12-14 18:14:17,892 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 18:14:17,907 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 18:14:17,909 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 18:14:17,910 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 18:14:17,911 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 18:14:17,912 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1860758b-b16b-444e-accd-8d30ff1b520a/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.1.prop1-back-serstep.c [2022-12-14 18:14:20,538 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 18:14:20,783 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 18:14:20,784 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1860758b-b16b-444e-accd-8d30ff1b520a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.1.prop1-back-serstep.c [2022-12-14 18:14:20,795 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1860758b-b16b-444e-accd-8d30ff1b520a/bin/ukojak-rkRKPMF4O4/data/3e6f5c362/0d1eb8678b5c4502adb31b3f1e1b87e9/FLAGacac357d0 [2022-12-14 18:14:20,810 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1860758b-b16b-444e-accd-8d30ff1b520a/bin/ukojak-rkRKPMF4O4/data/3e6f5c362/0d1eb8678b5c4502adb31b3f1e1b87e9 [2022-12-14 18:14:20,812 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 18:14:20,814 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 18:14:20,815 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 18:14:20,815 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 18:14:20,818 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 18:14:20,819 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:14:20" (1/1) ... [2022-12-14 18:14:20,820 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fbdda6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:14:20, skipping insertion in model container [2022-12-14 18:14:20,820 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:14:20" (1/1) ... [2022-12-14 18:14:20,827 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 18:14:20,860 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 18:14:20,968 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_1860758b-b16b-444e-accd-8d30ff1b520a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.1.prop1-back-serstep.c[1014,1027] [2022-12-14 18:14:21,121 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:14:21,125 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 18:14:21,140 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_1860758b-b16b-444e-accd-8d30ff1b520a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.1.prop1-back-serstep.c[1014,1027] [2022-12-14 18:14:21,190 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:14:21,199 INFO L208 MainTranslator]: Completed translation [2022-12-14 18:14:21,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:14:21 WrapperNode [2022-12-14 18:14:21,199 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 18:14:21,200 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 18:14:21,200 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 18:14:21,200 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 18:14:21,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:14:21" (1/1) ... [2022-12-14 18:14:21,222 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:14:21" (1/1) ... [2022-12-14 18:14:21,263 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1249 [2022-12-14 18:14:21,263 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 18:14:21,264 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 18:14:21,264 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 18:14:21,264 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 18:14:21,271 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:14:21" (1/1) ... [2022-12-14 18:14:21,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:14:21" (1/1) ... [2022-12-14 18:14:21,277 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:14:21" (1/1) ... [2022-12-14 18:14:21,277 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:14:21" (1/1) ... [2022-12-14 18:14:21,294 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:14:21" (1/1) ... [2022-12-14 18:14:21,297 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:14:21" (1/1) ... [2022-12-14 18:14:21,301 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:14:21" (1/1) ... [2022-12-14 18:14:21,305 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:14:21" (1/1) ... [2022-12-14 18:14:21,311 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 18:14:21,312 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 18:14:21,312 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 18:14:21,312 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 18:14:21,313 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:14:21" (1/1) ... [2022-12-14 18:14:21,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:14:21,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1860758b-b16b-444e-accd-8d30ff1b520a/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 18:14:21,336 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1860758b-b16b-444e-accd-8d30ff1b520a/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 18:14:21,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1860758b-b16b-444e-accd-8d30ff1b520a/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 18:14:21,375 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 18:14:21,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 18:14:21,576 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 18:14:21,578 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 18:14:22,621 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 18:14:22,641 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 18:14:22,642 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 18:14:22,643 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:14:22 BoogieIcfgContainer [2022-12-14 18:14:22,644 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 18:14:22,644 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 18:14:22,644 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 18:14:22,651 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 18:14:22,651 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:14:22" (1/1) ... [2022-12-14 18:14:22,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 18:14:22,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:14:22,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-14 18:14:22,696 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-14 18:14:22,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 18:14:22,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:14:22,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:14:22,735 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 18:14:22,737 INFO L158 Benchmark]: Toolchain (without parser) took 1923.40ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 69.1MB in the beginning and 50.2MB in the end (delta: 18.8MB). Peak memory consumption was 40.2MB. Max. memory is 16.1GB. [2022-12-14 18:14:22,738 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 58.7MB. Free memory was 36.7MB in the beginning and 36.6MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:14:22,738 INFO L158 Benchmark]: CACSL2BoogieTranslator took 384.59ms. Allocated memory is still 92.3MB. Free memory was 68.8MB in the beginning and 53.8MB in the end (delta: 15.0MB). Peak memory consumption was 29.5MB. Max. memory is 16.1GB. [2022-12-14 18:14:22,738 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.52ms. Allocated memory is still 92.3MB. Free memory was 53.8MB in the beginning and 44.7MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 18:14:22,739 INFO L158 Benchmark]: Boogie Preprocessor took 47.92ms. Allocated memory is still 92.3MB. Free memory was 44.7MB in the beginning and 38.8MB in the end (delta: 5.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 18:14:22,739 INFO L158 Benchmark]: RCFGBuilder took 1331.53ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 38.8MB in the beginning and 55.8MB in the end (delta: -17.0MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. [2022-12-14 18:14:22,740 INFO L158 Benchmark]: CodeCheck took 92.37ms. Allocated memory is still 111.1MB. Free memory was 55.8MB in the beginning and 50.2MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 18:14:22,742 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 0.17ms. Allocated memory is still 58.7MB. Free memory was 36.7MB in the beginning and 36.6MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 384.59ms. Allocated memory is still 92.3MB. Free memory was 68.8MB in the beginning and 53.8MB in the end (delta: 15.0MB). Peak memory consumption was 29.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.52ms. Allocated memory is still 92.3MB. Free memory was 53.8MB in the beginning and 44.7MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.92ms. Allocated memory is still 92.3MB. Free memory was 44.7MB in the beginning and 38.8MB in the end (delta: 5.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1331.53ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 38.8MB in the beginning and 55.8MB in the end (delta: -17.0MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. * CodeCheck took 92.37ms. Allocated memory is still 111.1MB. Free memory was 55.8MB in the beginning and 50.2MB in the end (delta: 5.5MB). 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 18:14:22,760 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1860758b-b16b-444e-accd-8d30ff1b520a/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