./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.sw_ball2004_1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2974d1-cd9c-488e-808f-06136269af60/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2974d1-cd9c-488e-808f-06136269af60/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_8d2974d1-cd9c-488e-808f-06136269af60/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2974d1-cd9c-488e-808f-06136269af60/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.sw_ball2004_1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2974d1-cd9c-488e-808f-06136269af60/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_8d2974d1-cd9c-488e-808f-06136269af60/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 733ceed6be9d24062ba911b31be8a1633ca20a25e8a4a67b98434fc2845023e4 --- 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 19:39:54,347 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:39:54,349 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:39:54,367 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:39:54,367 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:39:54,368 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:39:54,369 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:39:54,371 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:39:54,372 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:39:54,373 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:39:54,374 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:39:54,375 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:39:54,375 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:39:54,376 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:39:54,377 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:39:54,378 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:39:54,379 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:39:54,380 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:39:54,381 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:39:54,382 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:39:54,384 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:39:54,385 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:39:54,386 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:39:54,387 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:39:54,390 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:39:54,390 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:39:54,390 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:39:54,391 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:39:54,391 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:39:54,392 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:39:54,392 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:39:54,393 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:39:54,394 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:39:54,394 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:39:54,395 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:39:54,395 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:39:54,396 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:39:54,396 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:39:54,396 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:39:54,397 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:39:54,397 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:39:54,398 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2974d1-cd9c-488e-808f-06136269af60/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-12-14 19:39:54,416 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:39:54,416 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:39:54,417 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 19:39:54,417 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 19:39:54,417 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:39:54,418 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:39:54,418 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:39:54,418 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 19:39:54,418 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:39:54,418 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 19:39:54,418 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:39:54,419 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 19:39:54,419 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 19:39:54,419 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:39:54,419 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 19:39:54,419 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:39:54,419 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:39:54,420 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:39:54,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:39:54,420 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:39:54,420 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:39:54,420 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 19:39:54,420 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 19:39:54,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 19:39:54,421 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 19:39:54,421 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_8d2974d1-cd9c-488e-808f-06136269af60/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2974d1-cd9c-488e-808f-06136269af60/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 733ceed6be9d24062ba911b31be8a1633ca20a25e8a4a67b98434fc2845023e4 [2022-12-14 19:39:54,606 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:39:54,626 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:39:54,629 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:39:54,630 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:39:54,630 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:39:54,631 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2974d1-cd9c-488e-808f-06136269af60/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.sw_ball2004_1.c [2022-12-14 19:39:57,264 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:39:57,411 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:39:57,411 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2974d1-cd9c-488e-808f-06136269af60/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.sw_ball2004_1.c [2022-12-14 19:39:57,417 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2974d1-cd9c-488e-808f-06136269af60/bin/ukojak-rkRKPMF4O4/data/de69bac4c/9c1b07859b514b0abdcb1a08ac3eb403/FLAG6ea24c6ec [2022-12-14 19:39:57,428 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2974d1-cd9c-488e-808f-06136269af60/bin/ukojak-rkRKPMF4O4/data/de69bac4c/9c1b07859b514b0abdcb1a08ac3eb403 [2022-12-14 19:39:57,430 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:39:57,431 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:39:57,431 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:39:57,432 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:39:57,434 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:39:57,434 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:39:57" (1/1) ... [2022-12-14 19:39:57,435 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d9dcd09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:39:57, skipping insertion in model container [2022-12-14 19:39:57,435 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:39:57" (1/1) ... [2022-12-14 19:39:57,441 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:39:57,459 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:39:57,552 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_8d2974d1-cd9c-488e-808f-06136269af60/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.sw_ball2004_1.c[1107,1120] [2022-12-14 19:39:57,602 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:39:57,606 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:39:57,615 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_8d2974d1-cd9c-488e-808f-06136269af60/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.sw_ball2004_1.c[1107,1120] [2022-12-14 19:39:57,662 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:39:57,673 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:39:57,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:39:57 WrapperNode [2022-12-14 19:39:57,674 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:39:57,675 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:39:57,675 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:39:57,675 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:39:57,681 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:39:57" (1/1) ... [2022-12-14 19:39:57,691 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:39:57" (1/1) ... [2022-12-14 19:39:57,725 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 267 [2022-12-14 19:39:57,725 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:39:57,726 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:39:57,726 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:39:57,726 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:39:57,735 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:39:57" (1/1) ... [2022-12-14 19:39:57,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:39:57" (1/1) ... [2022-12-14 19:39:57,740 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:39:57" (1/1) ... [2022-12-14 19:39:57,740 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:39:57" (1/1) ... [2022-12-14 19:39:57,749 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:39:57" (1/1) ... [2022-12-14 19:39:57,753 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:39:57" (1/1) ... [2022-12-14 19:39:57,755 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:39:57" (1/1) ... [2022-12-14 19:39:57,757 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:39:57" (1/1) ... [2022-12-14 19:39:57,761 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:39:57,762 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:39:57,762 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:39:57,762 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:39:57,764 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:39:57" (1/1) ... [2022-12-14 19:39:57,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:39:57,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2974d1-cd9c-488e-808f-06136269af60/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:39:57,793 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2974d1-cd9c-488e-808f-06136269af60/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:39:57,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2974d1-cd9c-488e-808f-06136269af60/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:39:57,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:39:57,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:39:57,930 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:39:57,931 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:39:58,648 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:39:58,667 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:39:58,667 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 19:39:58,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:39:58 BoogieIcfgContainer [2022-12-14 19:39:58,670 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 19:39:58,671 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 19:39:58,671 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 19:39:58,681 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 19:39:58,681 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:39:58" (1/1) ... [2022-12-14 19:39:58,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 19:39:58,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:39:58,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-14 19:39:58,730 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-14 19:39:58,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 19:39:58,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:39:58,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:39:58,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 19:39:58,847 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 19:39:58,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 19:39:58,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 19:39:58,931 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 19:39:58,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 19:39:58,981 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2022-12-14 19:39:58,998 WARN L321 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-12-14 19:39:59,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 07:39:59 ImpRootNode [2022-12-14 19:39:59,000 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 19:39:59,001 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 19:39:59,001 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 19:39:59,001 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 19:39:59,001 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:39:58" (3/4) ... [2022-12-14 19:39:59,003 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-14 19:39:59,003 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 19:39:59,004 INFO L158 Benchmark]: Toolchain (without parser) took 1573.30ms. Allocated memory was 127.9MB in the beginning and 155.2MB in the end (delta: 27.3MB). Free memory was 88.8MB in the beginning and 45.9MB in the end (delta: 42.8MB). Peak memory consumption was 71.6MB. Max. memory is 16.1GB. [2022-12-14 19:39:59,004 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 127.9MB. Free memory is still 104.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:39:59,005 INFO L158 Benchmark]: CACSL2BoogieTranslator took 242.90ms. Allocated memory is still 127.9MB. Free memory was 88.3MB in the beginning and 72.7MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 19:39:59,005 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.66ms. Allocated memory is still 127.9MB. Free memory was 72.7MB in the beginning and 69.0MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 19:39:59,006 INFO L158 Benchmark]: Boogie Preprocessor took 35.30ms. Allocated memory is still 127.9MB. Free memory was 69.0MB in the beginning and 66.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:39:59,006 INFO L158 Benchmark]: RCFGBuilder took 907.83ms. Allocated memory was 127.9MB in the beginning and 155.2MB in the end (delta: 27.3MB). Free memory was 66.9MB in the beginning and 66.9MB in the end (delta: -11.2kB). Peak memory consumption was 68.3MB. Max. memory is 16.1GB. [2022-12-14 19:39:59,007 INFO L158 Benchmark]: CodeCheck took 329.72ms. Allocated memory is still 155.2MB. Free memory was 66.9MB in the beginning and 45.9MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-12-14 19:39:59,007 INFO L158 Benchmark]: Witness Printer took 2.65ms. Allocated memory is still 155.2MB. Free memory is still 45.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:39:59,009 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 20]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseComplement at line 64, overapproximation of bitwiseAnd at line 69. Possible FailurePath: [L25] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L26] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L28] const SORT_23 mask_SORT_23 = (SORT_23)-1 >> (sizeof(SORT_23) * 8 - 3); [L29] const SORT_23 msb_SORT_23 = (SORT_23)1 << (3 - 1); [L31] const SORT_1 var_3 = 0; [L32] const SORT_1 var_9 = 1; [L34] SORT_1 input_2; [L36] SORT_1 state_4 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L37] SORT_1 state_13 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L38] SORT_1 state_15 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L39] SORT_1 state_17 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L40] SORT_1 state_19 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L41] SORT_1 state_21 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L42] SORT_23 state_24 = __VERIFIER_nondet_uchar() & mask_SORT_23; [L43] SORT_23 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_23; [L44] SORT_23 state_26 = __VERIFIER_nondet_uchar() & mask_SORT_23; [L46] SORT_1 init_5_arg_1 = var_3; [L47] state_4 = init_5_arg_1 [L48] SORT_1 init_14_arg_1 = var_9; [L49] state_13 = init_14_arg_1 [L50] SORT_1 init_16_arg_1 = var_3; [L51] state_15 = init_16_arg_1 [L52] SORT_1 init_18_arg_1 = var_3; [L53] state_17 = init_18_arg_1 [L54] SORT_1 init_20_arg_1 = var_3; [L55] state_19 = init_20_arg_1 [L56] SORT_1 init_22_arg_1 = var_9; [L57] state_21 = init_22_arg_1 VAL [init_14_arg_1=1, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=1, init_5_arg_1=0, mask_SORT_1=1, mask_SORT_23=7, msb_SORT_1=1, msb_SORT_23=4, state_13=1, state_15=0, state_17=0, state_19=0, state_21=1, state_24=0, state_25=0, state_26=9, state_4=0, var_3=0, var_9=1] [L60] input_2 = __VERIFIER_nondet_uchar() [L63] SORT_1 var_6_arg_0 = state_4; [L64] SORT_1 var_6 = ~var_6_arg_0; [L65] SORT_1 var_10_arg_0 = var_6; [L66] SORT_1 var_10 = ~var_10_arg_0; [L67] SORT_1 var_11_arg_0 = var_9; [L68] SORT_1 var_11_arg_1 = var_10; [L69] SORT_1 var_11 = var_11_arg_0 & var_11_arg_1; [L70] var_11 = var_11 & mask_SORT_1 [L71] SORT_1 bad_12_arg_0 = var_11; [L72] CALL __VERIFIER_assert(!(bad_12_arg_0)) [L20] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L20] reach_error() VAL [\old(cond)=0, cond=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 127.9MB. Free memory is still 104.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 242.90ms. Allocated memory is still 127.9MB. Free memory was 88.3MB in the beginning and 72.7MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.66ms. Allocated memory is still 127.9MB. Free memory was 72.7MB in the beginning and 69.0MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.30ms. Allocated memory is still 127.9MB. Free memory was 69.0MB in the beginning and 66.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 907.83ms. Allocated memory was 127.9MB in the beginning and 155.2MB in the end (delta: 27.3MB). Free memory was 66.9MB in the beginning and 66.9MB in the end (delta: -11.2kB). Peak memory consumption was 68.3MB. Max. memory is 16.1GB. * CodeCheck took 329.72ms. Allocated memory is still 155.2MB. Free memory was 66.9MB in the beginning and 45.9MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Witness Printer took 2.65ms. Allocated memory is still 155.2MB. Free memory is still 45.9MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-12-14 19:39:59,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2974d1-cd9c-488e-808f-06136269af60/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2974d1-cd9c-488e-808f-06136269af60/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2974d1-cd9c-488e-808f-06136269af60/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_8d2974d1-cd9c-488e-808f-06136269af60/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2974d1-cd9c-488e-808f-06136269af60/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.sw_ball2004_1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2974d1-cd9c-488e-808f-06136269af60/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_8d2974d1-cd9c-488e-808f-06136269af60/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 733ceed6be9d24062ba911b31be8a1633ca20a25e8a4a67b98434fc2845023e4 --- 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 19:40:00,813 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:40:00,814 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:40:00,836 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:40:00,837 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:40:00,838 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:40:00,839 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:40:00,841 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:40:00,843 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:40:00,844 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:40:00,845 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:40:00,846 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:40:00,847 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:40:00,848 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:40:00,849 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:40:00,850 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:40:00,851 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:40:00,852 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:40:00,853 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:40:00,855 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:40:00,857 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:40:00,858 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:40:00,859 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:40:00,860 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:40:00,864 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:40:00,864 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:40:00,865 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:40:00,866 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:40:00,866 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:40:00,867 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:40:00,867 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:40:00,868 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:40:00,869 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:40:00,869 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:40:00,870 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:40:00,871 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:40:00,872 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:40:00,872 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:40:00,872 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:40:00,873 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:40:00,874 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:40:00,874 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2974d1-cd9c-488e-808f-06136269af60/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-12-14 19:40:00,897 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:40:00,897 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:40:00,898 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 19:40:00,898 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 19:40:00,899 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:40:00,899 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:40:00,899 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:40:00,899 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:40:00,900 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 19:40:00,900 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:40:00,900 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 19:40:00,900 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 19:40:00,900 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 19:40:00,901 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 19:40:00,901 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 19:40:00,901 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:40:00,901 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 19:40:00,901 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:40:00,902 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:40:00,902 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:40:00,902 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:40:00,902 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:40:00,902 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:40:00,903 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 19:40:00,903 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 19:40:00,903 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 19:40:00,903 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 19:40:00,903 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 19:40:00,904 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 19:40:00,904 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_8d2974d1-cd9c-488e-808f-06136269af60/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2974d1-cd9c-488e-808f-06136269af60/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 733ceed6be9d24062ba911b31be8a1633ca20a25e8a4a67b98434fc2845023e4 [2022-12-14 19:40:01,122 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:40:01,140 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:40:01,141 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:40:01,142 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:40:01,143 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:40:01,143 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2974d1-cd9c-488e-808f-06136269af60/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.sw_ball2004_1.c [2022-12-14 19:40:03,769 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:40:03,957 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:40:03,957 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2974d1-cd9c-488e-808f-06136269af60/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.sw_ball2004_1.c [2022-12-14 19:40:03,965 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2974d1-cd9c-488e-808f-06136269af60/bin/ukojak-rkRKPMF4O4/data/8d28c4312/cb033ddf3df643038018fd34caea0935/FLAGd1542e069 [2022-12-14 19:40:04,336 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2974d1-cd9c-488e-808f-06136269af60/bin/ukojak-rkRKPMF4O4/data/8d28c4312/cb033ddf3df643038018fd34caea0935 [2022-12-14 19:40:04,340 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:40:04,341 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:40:04,343 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:40:04,343 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:40:04,347 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:40:04,348 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:40:04" (1/1) ... [2022-12-14 19:40:04,350 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5abaa06e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:40:04, skipping insertion in model container [2022-12-14 19:40:04,350 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:40:04" (1/1) ... [2022-12-14 19:40:04,358 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:40:04,383 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:40:04,498 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_8d2974d1-cd9c-488e-808f-06136269af60/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.sw_ball2004_1.c[1107,1120] [2022-12-14 19:40:04,572 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:40:04,577 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:40:04,586 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_8d2974d1-cd9c-488e-808f-06136269af60/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.sw_ball2004_1.c[1107,1120] [2022-12-14 19:40:04,635 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:40:04,647 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:40:04,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:40:04 WrapperNode [2022-12-14 19:40:04,647 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:40:04,648 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:40:04,648 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:40:04,648 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:40:04,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:40:04" (1/1) ... [2022-12-14 19:40:04,664 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:40:04" (1/1) ... [2022-12-14 19:40:04,688 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 267 [2022-12-14 19:40:04,688 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:40:04,689 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:40:04,689 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:40:04,689 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:40:04,696 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:40:04" (1/1) ... [2022-12-14 19:40:04,696 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:40:04" (1/1) ... [2022-12-14 19:40:04,701 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:40:04" (1/1) ... [2022-12-14 19:40:04,701 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:40:04" (1/1) ... [2022-12-14 19:40:04,709 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:40:04" (1/1) ... [2022-12-14 19:40:04,713 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:40:04" (1/1) ... [2022-12-14 19:40:04,715 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:40:04" (1/1) ... [2022-12-14 19:40:04,717 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:40:04" (1/1) ... [2022-12-14 19:40:04,720 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:40:04,721 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:40:04,721 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:40:04,721 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:40:04,722 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:40:04" (1/1) ... [2022-12-14 19:40:04,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:40:04,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2974d1-cd9c-488e-808f-06136269af60/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:40:04,748 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2974d1-cd9c-488e-808f-06136269af60/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:40:04,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2974d1-cd9c-488e-808f-06136269af60/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:40:04,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:40:04,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:40:04,873 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:40:04,875 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:40:05,165 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:40:05,185 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:40:05,185 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 19:40:05,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:40:05 BoogieIcfgContainer [2022-12-14 19:40:05,187 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 19:40:05,188 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 19:40:05,188 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 19:40:05,196 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 19:40:05,196 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:40:05" (1/1) ... [2022-12-14 19:40:05,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 19:40:05,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:40:05,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-14 19:40:05,246 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-14 19:40:05,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 19:40:05,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:40:05,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:40:05,277 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 19:40:05,280 INFO L158 Benchmark]: Toolchain (without parser) took 937.97ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 45.8MB in the beginning and 57.8MB in the end (delta: -12.0MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. [2022-12-14 19:40:05,280 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 52.4MB. Free memory was 30.1MB in the beginning and 30.0MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:40:05,281 INFO L158 Benchmark]: CACSL2BoogieTranslator took 304.39ms. Allocated memory is still 69.2MB. Free memory was 45.6MB in the beginning and 45.2MB in the end (delta: 456.8kB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 19:40:05,281 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.32ms. Allocated memory is still 69.2MB. Free memory was 45.0MB in the beginning and 42.2MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 19:40:05,281 INFO L158 Benchmark]: Boogie Preprocessor took 31.61ms. Allocated memory is still 69.2MB. Free memory was 42.2MB in the beginning and 40.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:40:05,282 INFO L158 Benchmark]: RCFGBuilder took 466.32ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 40.1MB in the beginning and 42.1MB in the end (delta: -2.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 19:40:05,282 INFO L158 Benchmark]: CodeCheck took 90.80ms. Allocated memory is still 83.9MB. Free memory was 41.7MB in the beginning and 57.8MB in the end (delta: -16.1MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2022-12-14 19:40:05,284 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 52.4MB. Free memory was 30.1MB in the beginning and 30.0MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 304.39ms. Allocated memory is still 69.2MB. Free memory was 45.6MB in the beginning and 45.2MB in the end (delta: 456.8kB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.32ms. Allocated memory is still 69.2MB. Free memory was 45.0MB in the beginning and 42.2MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.61ms. Allocated memory is still 69.2MB. Free memory was 42.2MB in the beginning and 40.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 466.32ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 40.1MB in the beginning and 42.1MB in the end (delta: -2.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 90.80ms. Allocated memory is still 83.9MB. Free memory was 41.7MB in the beginning and 57.8MB in the end (delta: -16.1MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 19:40:05,300 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2974d1-cd9c-488e-808f-06136269af60/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