./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 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_68916762-4af3-4073-a08e-7790c80f7a80/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68916762-4af3-4073-a08e-7790c80f7a80/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68916762-4af3-4073-a08e-7790c80f7a80/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68916762-4af3-4073-a08e-7790c80f7a80/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68916762-4af3-4073-a08e-7790c80f7a80/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68916762-4af3-4073-a08e-7790c80f7a80/bin/ukojak-jW3SillKbg --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 349a8a8de207cb05d37ad5654a122e4b75034b888bfe7c87de3c203fd3bd07a9 --- 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-b5237d8 [2022-11-21 22:41:05,261 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:41:05,264 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:41:05,306 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:41:05,307 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:41:05,311 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:41:05,322 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:41:05,325 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:41:05,327 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:41:05,333 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:41:05,334 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:41:05,335 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:41:05,336 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:41:05,339 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:41:05,340 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:41:05,342 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:41:05,344 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:41:05,345 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:41:05,346 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:41:05,353 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:41:05,355 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:41:05,357 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:41:05,358 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:41:05,359 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:41:05,368 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:41:05,370 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:41:05,370 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:41:05,372 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:41:05,373 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:41:05,374 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:41:05,374 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:41:05,375 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:41:05,377 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:41:05,378 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:41:05,380 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:41:05,381 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:41:05,382 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:41:05,382 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:41:05,382 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:41:05,383 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:41:05,384 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:41:05,384 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68916762-4af3-4073-a08e-7790c80f7a80/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-21 22:41:05,424 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:41:05,424 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:41:05,426 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:41:05,426 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:41:05,427 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:41:05,427 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:41:05,427 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:41:05,427 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:41:05,428 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:41:05,428 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:41:05,429 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:41:05,429 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:41:05,429 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:41:05,430 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:41:05,430 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:41:05,430 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:41:05,430 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:41:05,430 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:41:05,431 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:41:05,431 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:41:05,431 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:41:05,431 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:41:05,431 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:41:05,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:41:05,432 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:41:05,432 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_68916762-4af3-4073-a08e-7790c80f7a80/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68916762-4af3-4073-a08e-7790c80f7a80/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 349a8a8de207cb05d37ad5654a122e4b75034b888bfe7c87de3c203fd3bd07a9 [2022-11-21 22:41:05,744 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:41:05,772 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:41:05,774 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:41:05,775 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:41:05,776 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:41:05,778 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68916762-4af3-4073-a08e-7790c80f7a80/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c [2022-11-21 22:41:08,806 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:41:09,152 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:41:09,183 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68916762-4af3-4073-a08e-7790c80f7a80/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c [2022-11-21 22:41:09,232 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68916762-4af3-4073-a08e-7790c80f7a80/bin/ukojak-jW3SillKbg/data/f789b8f29/091a3dfc33f44d95869ad116ef817fcc/FLAGb2f211eb0 [2022-11-21 22:41:09,247 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68916762-4af3-4073-a08e-7790c80f7a80/bin/ukojak-jW3SillKbg/data/f789b8f29/091a3dfc33f44d95869ad116ef817fcc [2022-11-21 22:41:09,250 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:41:09,251 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:41:09,252 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:41:09,253 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:41:09,256 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:41:09,257 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:41:09" (1/1) ... [2022-11-21 22:41:09,258 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f721159 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:09, skipping insertion in model container [2022-11-21 22:41:09,259 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:41:09" (1/1) ... [2022-11-21 22:41:09,266 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:41:09,353 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:41:09,577 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_68916762-4af3-4073-a08e-7790c80f7a80/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c[1014,1027] [2022-11-21 22:41:09,998 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:41:10,016 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:41:10,028 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_68916762-4af3-4073-a08e-7790c80f7a80/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c[1014,1027] [2022-11-21 22:41:10,269 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:41:10,281 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:41:10,282 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:10 WrapperNode [2022-11-21 22:41:10,282 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:41:10,283 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:41:10,283 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:41:10,284 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:41:10,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:10" (1/1) ... [2022-11-21 22:41:10,324 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:10" (1/1) ... [2022-11-21 22:41:10,464 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1944 [2022-11-21 22:41:10,466 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:41:10,467 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:41:10,467 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:41:10,467 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:41:10,478 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:10" (1/1) ... [2022-11-21 22:41:10,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:10" (1/1) ... [2022-11-21 22:41:10,495 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:10" (1/1) ... [2022-11-21 22:41:10,495 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:10" (1/1) ... [2022-11-21 22:41:10,557 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:10" (1/1) ... [2022-11-21 22:41:10,575 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:10" (1/1) ... [2022-11-21 22:41:10,585 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:10" (1/1) ... [2022-11-21 22:41:10,604 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:10" (1/1) ... [2022-11-21 22:41:10,636 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:41:10,637 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:41:10,637 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:41:10,638 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:41:10,639 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:10" (1/1) ... [2022-11-21 22:41:10,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:41:10,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68916762-4af3-4073-a08e-7790c80f7a80/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:41:10,672 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68916762-4af3-4073-a08e-7790c80f7a80/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:41:10,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68916762-4af3-4073-a08e-7790c80f7a80/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:41:10,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:41:10,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:41:11,209 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:41:11,211 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:43:19,719 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:43:19,760 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:43:19,760 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 22:43:19,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:43:19 BoogieIcfgContainer [2022-11-21 22:43:19,763 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:43:19,764 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:43:19,764 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:43:19,774 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:43:19,774 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:43:19" (1/1) ... [2022-11-21 22:43:19,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:43:19,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:43:19,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-21 22:43:19,846 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-21 22:43:19,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 22:43:19,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:43:19,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:43:20,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:43:22,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:43:32,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-21 22:43:42,648 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-21 22:43:44,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:43:44,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-21 22:43:44,148 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-21 22:43:44,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 22:43:44,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:43:44,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:20,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:46:20,589 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 22:48:32,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:48:43,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-21 22:48:43,339 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-21 22:48:43,343 INFO L158 Benchmark]: Toolchain (without parser) took 454091.32ms. Allocated memory was 167.8MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 139.2MB in the beginning and 665.9MB in the end (delta: -526.7MB). Peak memory consumption was 648.3MB. Max. memory is 16.1GB. [2022-11-21 22:48:43,343 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 125.8MB. Free memory is still 94.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:48:43,344 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1030.05ms. Allocated memory is still 167.8MB. Free memory was 138.9MB in the beginning and 125.5MB in the end (delta: 13.4MB). Peak memory consumption was 70.2MB. Max. memory is 16.1GB. [2022-11-21 22:48:43,345 INFO L158 Benchmark]: Boogie Procedure Inliner took 183.25ms. Allocated memory is still 167.8MB. Free memory was 125.5MB in the beginning and 105.1MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-21 22:48:43,346 INFO L158 Benchmark]: Boogie Preprocessor took 169.23ms. Allocated memory is still 167.8MB. Free memory was 105.1MB in the beginning and 94.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 22:48:43,346 INFO L158 Benchmark]: RCFGBuilder took 129126.08ms. Allocated memory was 167.8MB in the beginning and 931.1MB in the end (delta: 763.4MB). Free memory was 94.6MB in the beginning and 346.0MB in the end (delta: -251.5MB). Peak memory consumption was 548.8MB. Max. memory is 16.1GB. [2022-11-21 22:48:43,347 INFO L158 Benchmark]: CodeCheck took 323577.86ms. Allocated memory was 931.1MB in the beginning and 1.3GB in the end (delta: 411.0MB). Free memory was 346.0MB in the beginning and 665.9MB in the end (delta: -319.9MB). Peak memory consumption was 92.2MB. Max. memory is 16.1GB. [2022-11-21 22:48:43,351 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 0.26ms. Allocated memory is still 125.8MB. Free memory is still 94.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1030.05ms. Allocated memory is still 167.8MB. Free memory was 138.9MB in the beginning and 125.5MB in the end (delta: 13.4MB). Peak memory consumption was 70.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 183.25ms. Allocated memory is still 167.8MB. Free memory was 125.5MB in the beginning and 105.1MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 169.23ms. Allocated memory is still 167.8MB. Free memory was 105.1MB in the beginning and 94.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 129126.08ms. Allocated memory was 167.8MB in the beginning and 931.1MB in the end (delta: 763.4MB). Free memory was 94.6MB in the beginning and 346.0MB in the end (delta: -251.5MB). Peak memory consumption was 548.8MB. Max. memory is 16.1GB. * CodeCheck took 323577.86ms. Allocated memory was 931.1MB in the beginning and 1.3GB in the end (delta: 411.0MB). Free memory was 346.0MB in the beginning and 665.9MB in the end (delta: -319.9MB). Peak memory consumption was 92.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 22:48:43,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68916762-4af3-4073-a08e-7790c80f7a80/bin/ukojak-jW3SillKbg/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_68916762-4af3-4073-a08e-7790c80f7a80/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68916762-4af3-4073-a08e-7790c80f7a80/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68916762-4af3-4073-a08e-7790c80f7a80/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68916762-4af3-4073-a08e-7790c80f7a80/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68916762-4af3-4073-a08e-7790c80f7a80/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68916762-4af3-4073-a08e-7790c80f7a80/bin/ukojak-jW3SillKbg --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 349a8a8de207cb05d37ad5654a122e4b75034b888bfe7c87de3c203fd3bd07a9 --- 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-b5237d8 [2022-11-21 22:48:45,797 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:48:45,799 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:48:45,819 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:48:45,820 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:48:45,821 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:48:45,822 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:48:45,824 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:48:45,826 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:48:45,828 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:48:45,829 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:48:45,830 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:48:45,831 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:48:45,832 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:48:45,833 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:48:45,834 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:48:45,835 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:48:45,836 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:48:45,838 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:48:45,840 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:48:45,842 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:48:45,844 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:48:45,845 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:48:45,846 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:48:45,850 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:48:45,854 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:48:45,854 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:48:45,855 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:48:45,856 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:48:45,857 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:48:45,857 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:48:45,858 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:48:45,859 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:48:45,860 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:48:45,871 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:48:45,872 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:48:45,873 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:48:45,873 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:48:45,873 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:48:45,874 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:48:45,875 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:48:45,876 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68916762-4af3-4073-a08e-7790c80f7a80/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-21 22:48:45,902 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:48:45,902 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:48:45,903 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:48:45,903 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:48:45,904 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:48:45,905 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:48:45,905 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:48:45,905 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:48:45,906 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:48:45,906 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:48:45,906 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:48:45,906 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 22:48:45,906 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 22:48:45,907 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 22:48:45,907 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:48:45,907 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:48:45,907 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:48:45,908 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:48:45,908 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:48:45,908 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:48:45,908 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:48:45,909 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:48:45,909 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:48:45,909 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:48:45,909 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 22:48:45,910 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 22:48:45,910 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:48:45,910 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 22:48:45,910 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 22:48:45,911 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_68916762-4af3-4073-a08e-7790c80f7a80/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68916762-4af3-4073-a08e-7790c80f7a80/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 349a8a8de207cb05d37ad5654a122e4b75034b888bfe7c87de3c203fd3bd07a9 [2022-11-21 22:48:46,286 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:48:46,311 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:48:46,314 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:48:46,316 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:48:46,317 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:48:46,319 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68916762-4af3-4073-a08e-7790c80f7a80/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c [2022-11-21 22:48:49,388 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:48:49,838 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:48:49,839 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68916762-4af3-4073-a08e-7790c80f7a80/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c [2022-11-21 22:48:49,862 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68916762-4af3-4073-a08e-7790c80f7a80/bin/ukojak-jW3SillKbg/data/75a861803/40fc2953638141baa324f29def75d7e1/FLAGbfaa9f60a [2022-11-21 22:48:49,886 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68916762-4af3-4073-a08e-7790c80f7a80/bin/ukojak-jW3SillKbg/data/75a861803/40fc2953638141baa324f29def75d7e1 [2022-11-21 22:48:49,891 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:48:49,893 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:48:49,897 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:48:49,897 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:48:49,900 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:48:49,901 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:48:49" (1/1) ... [2022-11-21 22:48:49,902 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d399166 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:48:49, skipping insertion in model container [2022-11-21 22:48:49,903 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:48:49" (1/1) ... [2022-11-21 22:48:49,910 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:48:49,991 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:48:50,162 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_68916762-4af3-4073-a08e-7790c80f7a80/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c[1014,1027] [2022-11-21 22:48:50,603 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:48:50,618 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:48:50,639 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68916762-4af3-4073-a08e-7790c80f7a80/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c[1014,1027] [2022-11-21 22:48:50,829 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:48:50,843 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:48:50,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:48:50 WrapperNode [2022-11-21 22:48:50,843 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:48:50,844 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:48:50,845 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:48:50,845 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:48:50,853 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:48:50" (1/1) ... [2022-11-21 22:48:50,906 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:48:50" (1/1) ... [2022-11-21 22:48:51,071 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1944 [2022-11-21 22:48:51,071 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:48:51,072 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:48:51,072 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:48:51,072 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:48:51,082 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:48:50" (1/1) ... [2022-11-21 22:48:51,083 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:48:50" (1/1) ... [2022-11-21 22:48:51,094 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:48:50" (1/1) ... [2022-11-21 22:48:51,094 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:48:50" (1/1) ... [2022-11-21 22:48:51,129 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:48:50" (1/1) ... [2022-11-21 22:48:51,152 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:48:50" (1/1) ... [2022-11-21 22:48:51,159 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:48:50" (1/1) ... [2022-11-21 22:48:51,166 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:48:50" (1/1) ... [2022-11-21 22:48:51,202 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:48:51,203 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:48:51,204 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:48:51,204 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:48:51,205 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:48:50" (1/1) ... [2022-11-21 22:48:51,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:48:51,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68916762-4af3-4073-a08e-7790c80f7a80/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:48:51,242 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68916762-4af3-4073-a08e-7790c80f7a80/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:48:51,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68916762-4af3-4073-a08e-7790c80f7a80/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:48:51,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:48:51,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:48:51,809 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:48:51,811 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:48:54,937 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:48:54,998 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:48:54,999 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 22:48:55,002 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:48:55 BoogieIcfgContainer [2022-11-21 22:48:55,002 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:48:55,003 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:48:55,003 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:48:55,013 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:48:55,014 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:48:55" (1/1) ... [2022-11-21 22:48:55,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:48:55,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:48:55,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-21 22:48:55,092 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-21 22:48:55,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 22:48:55,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:48:55,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:48:55,144 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-21 22:48:55,151 INFO L158 Benchmark]: Toolchain (without parser) took 5256.92ms. Allocated memory was 81.8MB in the beginning and 186.6MB in the end (delta: 104.9MB). Free memory was 57.5MB in the beginning and 100.7MB in the end (delta: -43.2MB). Peak memory consumption was 63.1MB. Max. memory is 16.1GB. [2022-11-21 22:48:55,151 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 62.9MB. Free memory was 41.5MB in the beginning and 41.4MB in the end (delta: 44.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:48:55,152 INFO L158 Benchmark]: CACSL2BoogieTranslator took 946.88ms. Allocated memory is still 81.8MB. Free memory was 57.3MB in the beginning and 41.3MB in the end (delta: 16.0MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. [2022-11-21 22:48:55,152 INFO L158 Benchmark]: Boogie Procedure Inliner took 226.60ms. Allocated memory is still 81.8MB. Free memory was 41.3MB in the beginning and 42.9MB in the end (delta: -1.7MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2022-11-21 22:48:55,153 INFO L158 Benchmark]: Boogie Preprocessor took 130.90ms. Allocated memory is still 81.8MB. Free memory was 42.9MB in the beginning and 33.8MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-21 22:48:55,154 INFO L158 Benchmark]: RCFGBuilder took 3798.83ms. Allocated memory was 81.8MB in the beginning and 186.6MB in the end (delta: 104.9MB). Free memory was 33.8MB in the beginning and 107.1MB in the end (delta: -73.3MB). Peak memory consumption was 64.6MB. Max. memory is 16.1GB. [2022-11-21 22:48:55,155 INFO L158 Benchmark]: CodeCheck took 146.48ms. Allocated memory is still 186.6MB. Free memory was 106.0MB in the beginning and 100.7MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-21 22:48:55,158 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 0.33ms. Allocated memory is still 62.9MB. Free memory was 41.5MB in the beginning and 41.4MB in the end (delta: 44.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 946.88ms. Allocated memory is still 81.8MB. Free memory was 57.3MB in the beginning and 41.3MB in the end (delta: 16.0MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 226.60ms. Allocated memory is still 81.8MB. Free memory was 41.3MB in the beginning and 42.9MB in the end (delta: -1.7MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 130.90ms. Allocated memory is still 81.8MB. Free memory was 42.9MB in the beginning and 33.8MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3798.83ms. Allocated memory was 81.8MB in the beginning and 186.6MB in the end (delta: 104.9MB). Free memory was 33.8MB in the beginning and 107.1MB in the end (delta: -73.3MB). Peak memory consumption was 64.6MB. Max. memory is 16.1GB. * CodeCheck took 146.48ms. Allocated memory is still 186.6MB. Free memory was 106.0MB in the beginning and 100.7MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 22:48:55,182 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68916762-4af3-4073-a08e-7790c80f7a80/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared