./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/soft_float_4-2.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b18bd2-fdc9-487c-bc97-9b35ca47a6c5/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b18bd2-fdc9-487c-bc97-9b35ca47a6c5/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_51b18bd2-fdc9-487c-bc97-9b35ca47a6c5/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b18bd2-fdc9-487c-bc97-9b35ca47a6c5/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/soft_float_4-2.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b18bd2-fdc9-487c-bc97-9b35ca47a6c5/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b18bd2-fdc9-487c-bc97-9b35ca47a6c5/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash da84b0bfdfce2fad5f551c5bc14b33ff3764ad6f4b0c00bd09707e2922ecd646 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 18:55:59,454 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 18:55:59,456 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 18:55:59,474 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 18:55:59,474 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 18:55:59,475 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 18:55:59,476 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 18:55:59,478 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 18:55:59,479 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 18:55:59,480 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 18:55:59,481 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 18:55:59,482 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 18:55:59,483 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 18:55:59,484 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 18:55:59,485 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 18:55:59,486 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 18:55:59,487 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 18:55:59,488 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 18:55:59,489 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 18:55:59,491 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 18:55:59,492 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 18:55:59,494 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 18:55:59,495 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 18:55:59,495 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 18:55:59,499 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 18:55:59,499 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 18:55:59,500 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 18:55:59,501 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 18:55:59,501 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 18:55:59,502 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 18:55:59,502 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 18:55:59,503 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 18:55:59,504 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 18:55:59,504 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 18:55:59,505 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 18:55:59,506 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 18:55:59,506 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 18:55:59,506 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 18:55:59,507 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 18:55:59,507 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 18:55:59,508 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 18:55:59,509 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b18bd2-fdc9-487c-bc97-9b35ca47a6c5/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 18:55:59,529 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 18:55:59,529 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 18:55:59,530 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 18:55:59,530 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 18:55:59,531 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 18:55:59,531 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 18:55:59,531 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 18:55:59,531 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 18:55:59,532 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 18:55:59,532 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 18:55:59,532 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 18:55:59,532 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 18:55:59,532 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 18:55:59,532 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 18:55:59,533 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 18:55:59,533 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 18:55:59,533 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 18:55:59,533 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 18:55:59,533 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 18:55:59,534 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 18:55:59,534 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 18:55:59,534 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 18:55:59,534 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 18:55:59,534 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:55:59,535 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 18:55:59,535 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 18:55:59,535 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 18:55:59,535 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 18:55:59,535 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 18:55:59,535 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 18:55:59,536 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_51b18bd2-fdc9-487c-bc97-9b35ca47a6c5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b18bd2-fdc9-487c-bc97-9b35ca47a6c5/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da84b0bfdfce2fad5f551c5bc14b33ff3764ad6f4b0c00bd09707e2922ecd646 [2022-12-14 18:55:59,725 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 18:55:59,743 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 18:55:59,746 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 18:55:59,747 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 18:55:59,747 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 18:55:59,748 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b18bd2-fdc9-487c-bc97-9b35ca47a6c5/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/bitvector/soft_float_4-2.c.cil.c [2022-12-14 18:56:02,346 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 18:56:02,477 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 18:56:02,477 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b18bd2-fdc9-487c-bc97-9b35ca47a6c5/sv-benchmarks/c/bitvector/soft_float_4-2.c.cil.c [2022-12-14 18:56:02,482 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b18bd2-fdc9-487c-bc97-9b35ca47a6c5/bin/ukojak-rkRKPMF4O4/data/88faa5c7e/92c25d41dfb54d2dbc882a18fa4210c0/FLAG6cab6ce76 [2022-12-14 18:56:02,496 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b18bd2-fdc9-487c-bc97-9b35ca47a6c5/bin/ukojak-rkRKPMF4O4/data/88faa5c7e/92c25d41dfb54d2dbc882a18fa4210c0 [2022-12-14 18:56:02,499 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 18:56:02,500 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 18:56:02,502 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 18:56:02,502 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 18:56:02,505 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 18:56:02,505 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:56:02" (1/1) ... [2022-12-14 18:56:02,506 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@652318b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:56:02, skipping insertion in model container [2022-12-14 18:56:02,507 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:56:02" (1/1) ... [2022-12-14 18:56:02,512 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 18:56:02,529 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 18:56:02,644 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_51b18bd2-fdc9-487c-bc97-9b35ca47a6c5/sv-benchmarks/c/bitvector/soft_float_4-2.c.cil.c[816,829] [2022-12-14 18:56:02,687 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:56:02,696 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 18:56:02,705 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_51b18bd2-fdc9-487c-bc97-9b35ca47a6c5/sv-benchmarks/c/bitvector/soft_float_4-2.c.cil.c[816,829] [2022-12-14 18:56:02,730 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:56:02,743 INFO L208 MainTranslator]: Completed translation [2022-12-14 18:56:02,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:56:02 WrapperNode [2022-12-14 18:56:02,744 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 18:56:02,745 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 18:56:02,745 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 18:56:02,745 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 18:56:02,752 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:56:02" (1/1) ... [2022-12-14 18:56:02,762 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:56:02" (1/1) ... [2022-12-14 18:56:02,785 INFO L138 Inliner]: procedures = 18, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 167 [2022-12-14 18:56:02,786 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 18:56:02,786 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 18:56:02,786 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 18:56:02,786 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 18:56:02,796 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:56:02" (1/1) ... [2022-12-14 18:56:02,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:56:02" (1/1) ... [2022-12-14 18:56:02,798 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:56:02" (1/1) ... [2022-12-14 18:56:02,798 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:56:02" (1/1) ... [2022-12-14 18:56:02,804 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:56:02" (1/1) ... [2022-12-14 18:56:02,807 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:56:02" (1/1) ... [2022-12-14 18:56:02,808 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:56:02" (1/1) ... [2022-12-14 18:56:02,809 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:56:02" (1/1) ... [2022-12-14 18:56:02,812 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 18:56:02,813 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 18:56:02,813 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 18:56:02,813 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 18:56:02,814 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:56:02" (1/1) ... [2022-12-14 18:56:02,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:56:02,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b18bd2-fdc9-487c-bc97-9b35ca47a6c5/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 18:56:02,841 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b18bd2-fdc9-487c-bc97-9b35ca47a6c5/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 18:56:02,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b18bd2-fdc9-487c-bc97-9b35ca47a6c5/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 18:56:02,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 18:56:02,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 18:56:02,878 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2022-12-14 18:56:02,878 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2022-12-14 18:56:02,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 18:56:02,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 18:56:02,878 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2022-12-14 18:56:02,878 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2022-12-14 18:56:02,879 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-14 18:56:02,879 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-14 18:56:02,942 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 18:56:02,944 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 18:56:03,287 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 18:56:03,412 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 18:56:03,412 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 18:56:03,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:56:03 BoogieIcfgContainer [2022-12-14 18:56:03,415 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 18:56:03,416 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 18:56:03,416 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 18:56:03,424 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 18:56:03,424 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:56:03" (1/1) ... [2022-12-14 18:56:03,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 18:56:03,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:56:03,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 82 states and 98 transitions. [2022-12-14 18:56:03,481 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 98 transitions. [2022-12-14 18:56:03,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 18:56:03,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:56:03,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:56:03,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:56:03,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:56:03,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:56:03,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 82 states and 96 transitions. [2022-12-14 18:56:03,612 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 96 transitions. [2022-12-14 18:56:03,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 18:56:03,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:56:03,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:56:03,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:56:03,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:56:03,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:56:03,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 88 states and 107 transitions. [2022-12-14 18:56:03,724 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 107 transitions. [2022-12-14 18:56:03,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 18:56:03,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:56:03,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:56:03,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:56:03,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:56:03,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:56:03,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 92 states and 113 transitions. [2022-12-14 18:56:03,793 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 113 transitions. [2022-12-14 18:56:03,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 18:56:03,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:56:03,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:56:03,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:56:03,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:56:03,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:56:03,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 94 states and 116 transitions. [2022-12-14 18:56:03,866 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 116 transitions. [2022-12-14 18:56:03,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 18:56:03,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:56:03,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:56:03,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:56:03,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:56:03,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:56:03,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 95 states and 117 transitions. [2022-12-14 18:56:03,916 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 117 transitions. [2022-12-14 18:56:03,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 18:56:03,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:56:03,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:56:03,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:56:03,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:56:03,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:56:03,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 96 states and 118 transitions. [2022-12-14 18:56:03,967 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 118 transitions. [2022-12-14 18:56:03,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 18:56:03,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:56:03,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:56:03,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:56:04,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:56:04,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:56:04,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 97 states and 119 transitions. [2022-12-14 18:56:04,020 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 119 transitions. [2022-12-14 18:56:04,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 18:56:04,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:56:04,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:56:04,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:56:04,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:56:04,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:56:04,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 98 states and 120 transitions. [2022-12-14 18:56:04,070 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 120 transitions. [2022-12-14 18:56:04,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 18:56:04,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:56:04,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:56:04,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:56:04,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:56:04,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:56:04,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 99 states and 121 transitions. [2022-12-14 18:56:04,114 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 121 transitions. [2022-12-14 18:56:04,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 18:56:04,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:56:04,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:56:04,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:56:04,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:56:04,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:56:04,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 102 states and 127 transitions. [2022-12-14 18:56:04,195 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 127 transitions. [2022-12-14 18:56:04,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 18:56:04,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:56:04,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:56:04,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:56:04,220 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:56:04,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:56:04,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 101 states and 126 transitions. [2022-12-14 18:56:04,254 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 126 transitions. [2022-12-14 18:56:04,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 18:56:04,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:56:04,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:56:04,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:56:04,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:56:04,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:56:04,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 103 states and 130 transitions. [2022-12-14 18:56:04,439 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 130 transitions. [2022-12-14 18:56:04,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 18:56:04,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:56:04,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:56:04,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:56:04,505 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:56:04,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:56:04,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 110 states and 142 transitions. [2022-12-14 18:56:04,642 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 142 transitions. [2022-12-14 18:56:04,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 18:56:04,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:56:04,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:56:04,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:56:04,672 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:56:04,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:56:04,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 112 states and 145 transitions. [2022-12-14 18:56:04,718 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 145 transitions. [2022-12-14 18:56:04,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 18:56:04,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:56:04,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:56:04,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:56:04,789 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:56:05,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:56:05,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 119 states and 156 transitions. [2022-12-14 18:56:05,057 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 156 transitions. [2022-12-14 18:56:05,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 18:56:05,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:56:05,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:56:05,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:56:05,092 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:56:05,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:56:05,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 118 states and 155 transitions. [2022-12-14 18:56:05,206 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 155 transitions. [2022-12-14 18:56:05,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 18:56:05,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:56:05,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:56:05,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:56:05,229 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:56:05,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:56:05,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 123 states and 162 transitions. [2022-12-14 18:56:05,295 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 162 transitions. [2022-12-14 18:56:05,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 18:56:05,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:56:05,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:56:05,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:56:05,323 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:56:05,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:56:05,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 125 states and 163 transitions. [2022-12-14 18:56:05,342 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 163 transitions. [2022-12-14 18:56:05,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 18:56:05,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:56:05,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:56:05,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:56:05,361 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:56:05,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:56:05,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 124 states and 162 transitions. [2022-12-14 18:56:05,375 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 162 transitions. [2022-12-14 18:56:05,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 18:56:05,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:56:05,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:56:05,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:56:05,402 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:56:05,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:56:05,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 124 states and 161 transitions. [2022-12-14 18:56:05,415 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 161 transitions. [2022-12-14 18:56:05,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 18:56:05,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:56:05,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:56:05,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 18:56:05,422 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 18:56:05,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 18:56:05,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 18:56:05,456 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 18:56:05,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 18:56:05,475 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 21 iterations. [2022-12-14 18:56:05,495 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 06:56:05 ImpRootNode [2022-12-14 18:56:05,495 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 18:56:05,496 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 18:56:05,496 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 18:56:05,496 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 18:56:05,496 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:56:03" (3/4) ... [2022-12-14 18:56:05,498 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-14 18:56:05,498 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 18:56:05,499 INFO L158 Benchmark]: Toolchain (without parser) took 2998.58ms. Allocated memory was 132.1MB in the beginning and 159.4MB in the end (delta: 27.3MB). Free memory was 90.7MB in the beginning and 112.3MB in the end (delta: -21.5MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2022-12-14 18:56:05,499 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 132.1MB. Free memory is still 76.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:56:05,500 INFO L158 Benchmark]: CACSL2BoogieTranslator took 242.52ms. Allocated memory is still 132.1MB. Free memory was 90.7MB in the beginning and 76.8MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 18:56:05,500 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.80ms. Allocated memory is still 132.1MB. Free memory was 76.8MB in the beginning and 74.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 18:56:05,500 INFO L158 Benchmark]: Boogie Preprocessor took 26.18ms. Allocated memory is still 132.1MB. Free memory was 74.6MB in the beginning and 73.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 18:56:05,501 INFO L158 Benchmark]: RCFGBuilder took 602.23ms. Allocated memory was 132.1MB in the beginning and 159.4MB in the end (delta: 27.3MB). Free memory was 73.1MB in the beginning and 111.9MB in the end (delta: -38.8MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. [2022-12-14 18:56:05,501 INFO L158 Benchmark]: CodeCheck took 2079.20ms. Allocated memory is still 159.4MB. Free memory was 111.9MB in the beginning and 112.3MB in the end (delta: -368.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:56:05,501 INFO L158 Benchmark]: Witness Printer took 2.85ms. Allocated memory is still 159.4MB. Free memory is still 112.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:56:05,503 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 4 procedures, 82 locations, 22 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 21, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1725 SdHoareTripleChecker+Valid, 2.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 892 mSDsluCounter, 1571 SdHoareTripleChecker+Invalid, 1.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 846 mSDsCounter, 566 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1976 IncrementalHoareTripleChecker+Invalid, 2542 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 566 mSolverCounterUnsat, 725 mSDtfsCounter, 1976 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2183 GetRequests, 2123 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1255 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 274 NumberOfCodeBlocks, 274 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 235 ConstructedInterpolants, 0 QuantifiedInterpolants, 593 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 20 InterpolantComputations, 20 PerfectInterpolantSequences, 18/18 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: 81]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseComplement at line 80, overapproximation of bitwiseAnd at line 80. Possible FailurePath: [L230] unsigned int a ; [L231] unsigned int ma = __VERIFIER_nondet_uint(); [L232] signed char ea = __VERIFIER_nondet_char(); [L233] unsigned int b ; [L234] unsigned int mb = __VERIFIER_nondet_uint(); [L235] signed char eb = __VERIFIER_nondet_char(); [L236] unsigned int r_add1 ; [L237] unsigned int r_add2 ; [L238] unsigned int zero ; [L239] int tmp ; [L240] int tmp___0 ; [L241] int __retres14 ; VAL [ea=0, eb=0] [L245] CALL, EXPR base2flt(0, 0) VAL [\old(e)=0, \old(m)=0] [L29] unsigned int res ; [L30] unsigned int __retres4 ; VAL [\old(e)=0, \old(m)=0, e=0, m=0] [L33] COND TRUE ! m [L34] __retres4 = 0U VAL [\old(e)=0, \old(m)=0, __retres4=0, e=0, m=0] [L84] return (__retres4); [L245] RET, EXPR base2flt(0, 0) VAL [base2flt(0, 0)=0, ea=0, eb=0] [L245] zero = base2flt(0, 0) [L246] CALL base2flt(ma, ea) VAL [\old(e)=0, \old(m)=16777216] [L29] unsigned int res ; [L30] unsigned int __retres4 ; VAL [\old(e)=0, \old(m)=16777216, e=0, m=16777216] [L33] COND FALSE !(! m) VAL [\old(e)=0, \old(m)=16777216, e=0, m=16777216] [L39] COND FALSE !(m < 1U << 24U) VAL [\old(e)=0, \old(m)=16777216, e=0, m=16777216] [L61] COND TRUE 1 VAL [\old(e)=0, \old(m)=16777216, e=0, m=16777216] [L63] COND FALSE !(m >= 1U << 25U) VAL [\old(e)=0, \old(m)=16777216, e=0, m=16777216] [L80] m = m & ~ (1U << 24U) VAL [\old(e)=0, \old(m)=16777216, e=0, m=0] [L81] EXPR e + 128 VAL [\old(e)=0, \old(m)=16777216, e=0, m=0] [L81] (e + 128) << 24U VAL [\old(e)=0, \old(m)=16777216, e=0, m=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 132.1MB. Free memory is still 76.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 242.52ms. Allocated memory is still 132.1MB. Free memory was 90.7MB in the beginning and 76.8MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.80ms. Allocated memory is still 132.1MB. Free memory was 76.8MB in the beginning and 74.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.18ms. Allocated memory is still 132.1MB. Free memory was 74.6MB in the beginning and 73.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 602.23ms. Allocated memory was 132.1MB in the beginning and 159.4MB in the end (delta: 27.3MB). Free memory was 73.1MB in the beginning and 111.9MB in the end (delta: -38.8MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. * CodeCheck took 2079.20ms. Allocated memory is still 159.4MB. Free memory was 111.9MB in the beginning and 112.3MB in the end (delta: -368.6kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2.85ms. Allocated memory is still 159.4MB. Free memory is still 112.3MB. 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 18:56:05,523 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b18bd2-fdc9-487c-bc97-9b35ca47a6c5/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b18bd2-fdc9-487c-bc97-9b35ca47a6c5/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b18bd2-fdc9-487c-bc97-9b35ca47a6c5/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_51b18bd2-fdc9-487c-bc97-9b35ca47a6c5/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b18bd2-fdc9-487c-bc97-9b35ca47a6c5/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/soft_float_4-2.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b18bd2-fdc9-487c-bc97-9b35ca47a6c5/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b18bd2-fdc9-487c-bc97-9b35ca47a6c5/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash da84b0bfdfce2fad5f551c5bc14b33ff3764ad6f4b0c00bd09707e2922ecd646 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 18:56:07,088 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 18:56:07,089 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 18:56:07,110 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 18:56:07,111 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 18:56:07,112 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 18:56:07,113 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 18:56:07,115 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 18:56:07,116 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 18:56:07,117 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 18:56:07,118 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 18:56:07,119 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 18:56:07,120 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 18:56:07,121 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 18:56:07,122 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 18:56:07,123 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 18:56:07,124 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 18:56:07,125 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 18:56:07,126 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 18:56:07,128 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 18:56:07,130 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 18:56:07,131 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 18:56:07,132 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 18:56:07,133 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 18:56:07,137 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 18:56:07,137 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 18:56:07,138 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 18:56:07,139 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 18:56:07,139 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 18:56:07,141 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 18:56:07,141 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 18:56:07,142 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 18:56:07,142 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 18:56:07,143 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 18:56:07,144 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 18:56:07,144 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 18:56:07,145 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 18:56:07,145 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 18:56:07,146 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 18:56:07,146 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 18:56:07,147 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 18:56:07,148 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b18bd2-fdc9-487c-bc97-9b35ca47a6c5/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-12-14 18:56:07,172 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 18:56:07,172 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 18:56:07,173 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 18:56:07,173 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 18:56:07,174 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 18:56:07,174 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 18:56:07,174 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 18:56:07,174 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 18:56:07,174 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 18:56:07,175 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 18:56:07,175 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 18:56:07,175 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 18:56:07,175 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 18:56:07,175 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 18:56:07,175 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 18:56:07,176 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 18:56:07,176 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 18:56:07,176 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 18:56:07,176 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 18:56:07,176 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 18:56:07,177 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 18:56:07,177 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 18:56:07,177 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 18:56:07,177 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 18:56:07,177 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 18:56:07,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:56:07,178 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 18:56:07,178 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 18:56:07,178 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 18:56:07,178 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 18:56:07,179 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 18:56:07,179 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 18:56:07,179 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 18:56:07,179 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 18:56:07,179 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_51b18bd2-fdc9-487c-bc97-9b35ca47a6c5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b18bd2-fdc9-487c-bc97-9b35ca47a6c5/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da84b0bfdfce2fad5f551c5bc14b33ff3764ad6f4b0c00bd09707e2922ecd646 [2022-12-14 18:56:07,429 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 18:56:07,448 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 18:56:07,450 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 18:56:07,451 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 18:56:07,451 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 18:56:07,452 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b18bd2-fdc9-487c-bc97-9b35ca47a6c5/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/bitvector/soft_float_4-2.c.cil.c [2022-12-14 18:56:10,011 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 18:56:10,167 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 18:56:10,167 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b18bd2-fdc9-487c-bc97-9b35ca47a6c5/sv-benchmarks/c/bitvector/soft_float_4-2.c.cil.c [2022-12-14 18:56:10,173 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b18bd2-fdc9-487c-bc97-9b35ca47a6c5/bin/ukojak-rkRKPMF4O4/data/1246a180f/efa5237a674e4a1085affbd62591ac88/FLAG352117e3a [2022-12-14 18:56:10,565 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b18bd2-fdc9-487c-bc97-9b35ca47a6c5/bin/ukojak-rkRKPMF4O4/data/1246a180f/efa5237a674e4a1085affbd62591ac88 [2022-12-14 18:56:10,567 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 18:56:10,568 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 18:56:10,569 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 18:56:10,569 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 18:56:10,571 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 18:56:10,571 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:56:10" (1/1) ... [2022-12-14 18:56:10,572 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@120acd85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:56:10, skipping insertion in model container [2022-12-14 18:56:10,572 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:56:10" (1/1) ... [2022-12-14 18:56:10,577 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 18:56:10,593 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 18:56:10,689 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_51b18bd2-fdc9-487c-bc97-9b35ca47a6c5/sv-benchmarks/c/bitvector/soft_float_4-2.c.cil.c[816,829] [2022-12-14 18:56:10,730 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:56:10,740 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 18:56:10,749 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_51b18bd2-fdc9-487c-bc97-9b35ca47a6c5/sv-benchmarks/c/bitvector/soft_float_4-2.c.cil.c[816,829] [2022-12-14 18:56:10,770 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:56:10,780 INFO L208 MainTranslator]: Completed translation [2022-12-14 18:56:10,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:56:10 WrapperNode [2022-12-14 18:56:10,781 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 18:56:10,782 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 18:56:10,782 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 18:56:10,782 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 18:56:10,787 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:56:10" (1/1) ... [2022-12-14 18:56:10,796 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:56:10" (1/1) ... [2022-12-14 18:56:10,813 INFO L138 Inliner]: procedures = 18, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 111 [2022-12-14 18:56:10,813 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 18:56:10,814 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 18:56:10,814 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 18:56:10,814 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 18:56:10,822 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:56:10" (1/1) ... [2022-12-14 18:56:10,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:56:10" (1/1) ... [2022-12-14 18:56:10,825 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:56:10" (1/1) ... [2022-12-14 18:56:10,826 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:56:10" (1/1) ... [2022-12-14 18:56:10,832 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:56:10" (1/1) ... [2022-12-14 18:56:10,836 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:56:10" (1/1) ... [2022-12-14 18:56:10,838 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:56:10" (1/1) ... [2022-12-14 18:56:10,839 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:56:10" (1/1) ... [2022-12-14 18:56:10,842 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 18:56:10,843 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 18:56:10,843 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 18:56:10,843 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 18:56:10,844 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:56:10" (1/1) ... [2022-12-14 18:56:10,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:56:10,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b18bd2-fdc9-487c-bc97-9b35ca47a6c5/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 18:56:10,873 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b18bd2-fdc9-487c-bc97-9b35ca47a6c5/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 18:56:10,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b18bd2-fdc9-487c-bc97-9b35ca47a6c5/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 18:56:10,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 18:56:10,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 18:56:10,917 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2022-12-14 18:56:10,917 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2022-12-14 18:56:10,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 18:56:10,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 18:56:10,918 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2022-12-14 18:56:10,918 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2022-12-14 18:56:10,918 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-14 18:56:10,918 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-14 18:56:10,985 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 18:56:10,987 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 18:56:11,266 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 18:56:11,318 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 18:56:11,318 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 18:56:11,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:56:11 BoogieIcfgContainer [2022-12-14 18:56:11,320 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 18:56:11,321 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 18:56:11,322 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 18:56:11,329 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 18:56:11,329 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:56:11" (1/1) ... [2022-12-14 18:56:11,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 18:56:11,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:56:11,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 82 states and 98 transitions. [2022-12-14 18:56:11,395 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 98 transitions. [2022-12-14 18:56:11,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 18:56:11,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:56:11,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:56:11,433 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 18:56:11,436 INFO L158 Benchmark]: Toolchain (without parser) took 867.42ms. Allocated memory is still 86.0MB. Free memory was 64.5MB in the beginning and 39.7MB in the end (delta: 24.8MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. [2022-12-14 18:56:11,436 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 58.7MB. Free memory is still 37.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:56:11,437 INFO L158 Benchmark]: CACSL2BoogieTranslator took 212.37ms. Allocated memory is still 86.0MB. Free memory was 64.3MB in the beginning and 50.7MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 18:56:11,437 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.36ms. Allocated memory is still 86.0MB. Free memory was 50.5MB in the beginning and 48.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 18:56:11,438 INFO L158 Benchmark]: Boogie Preprocessor took 28.61ms. Allocated memory is still 86.0MB. Free memory was 48.9MB in the beginning and 47.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 18:56:11,438 INFO L158 Benchmark]: RCFGBuilder took 477.63ms. Allocated memory is still 86.0MB. Free memory was 47.1MB in the beginning and 46.0MB in the end (delta: 1.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 18:56:11,438 INFO L158 Benchmark]: CodeCheck took 113.73ms. Allocated memory is still 86.0MB. Free memory was 46.0MB in the beginning and 39.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 18:56:11,442 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 0.10ms. Allocated memory is still 58.7MB. Free memory is still 37.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 212.37ms. Allocated memory is still 86.0MB. Free memory was 64.3MB in the beginning and 50.7MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.36ms. Allocated memory is still 86.0MB. Free memory was 50.5MB in the beginning and 48.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.61ms. Allocated memory is still 86.0MB. Free memory was 48.9MB in the beginning and 47.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 477.63ms. Allocated memory is still 86.0MB. Free memory was 47.1MB in the beginning and 46.0MB in the end (delta: 1.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * CodeCheck took 113.73ms. Allocated memory is still 86.0MB. Free memory was 46.0MB in the beginning and 39.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 18:56:11,457 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b18bd2-fdc9-487c-bc97-9b35ca47a6c5/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