./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.4.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 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_cf84c480-0440-47d0-b818-a60954424813/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf84c480-0440-47d0-b818-a60954424813/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf84c480-0440-47d0-b818-a60954424813/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf84c480-0440-47d0-b818-a60954424813/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.4.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf84c480-0440-47d0-b818-a60954424813/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf84c480-0440-47d0-b818-a60954424813/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0869cbb055e5b6c4fb0e66b12725080121bd9c147f0a6b4b59f01091060f4b75 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 22:29:33,243 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:29:33,245 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:29:33,270 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:29:33,271 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:29:33,272 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:29:33,274 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:29:33,276 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:29:33,278 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:29:33,279 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:29:33,280 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:29:33,282 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:29:33,282 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:29:33,284 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:29:33,285 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:29:33,287 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:29:33,288 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:29:33,289 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:29:33,292 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:29:33,294 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:29:33,296 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:29:33,298 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:29:33,299 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:29:33,300 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:29:33,310 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:29:33,310 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:29:33,311 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:29:33,312 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:29:33,312 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:29:33,314 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:29:33,314 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:29:33,315 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:29:33,316 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:29:33,327 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:29:33,329 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:29:33,329 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:29:33,330 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:29:33,330 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:29:33,331 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:29:33,332 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:29:33,333 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:29:33,334 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf84c480-0440-47d0-b818-a60954424813/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-21 22:29:33,361 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:29:33,362 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:29:33,363 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:29:33,363 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:29:33,364 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:29:33,365 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:29:33,365 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:29:33,365 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:29:33,366 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:29:33,366 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:29:33,366 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:29:33,367 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:29:33,367 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:29:33,367 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:29:33,367 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:29:33,368 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:29:33,368 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:29:33,368 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:29:33,369 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:29:33,369 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:29:33,369 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:29:33,370 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:29:33,370 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:29:33,370 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:29:33,370 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:29:33,371 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_cf84c480-0440-47d0-b818-a60954424813/bin/ukojak-jW3SillKbg/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf84c480-0440-47d0-b818-a60954424813/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0869cbb055e5b6c4fb0e66b12725080121bd9c147f0a6b4b59f01091060f4b75 [2022-11-21 22:29:33,664 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:29:33,711 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:29:33,714 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:29:33,716 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:29:33,717 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:29:33,719 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf84c480-0440-47d0-b818-a60954424813/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.4.prop1-back-serstep.c [2022-11-21 22:29:36,822 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:29:37,093 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:29:37,094 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf84c480-0440-47d0-b818-a60954424813/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.4.prop1-back-serstep.c [2022-11-21 22:29:37,113 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf84c480-0440-47d0-b818-a60954424813/bin/ukojak-jW3SillKbg/data/3c869a4a0/fba8c8d646d24e9882f91d9cc304b4d5/FLAGc96df7188 [2022-11-21 22:29:37,130 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf84c480-0440-47d0-b818-a60954424813/bin/ukojak-jW3SillKbg/data/3c869a4a0/fba8c8d646d24e9882f91d9cc304b4d5 [2022-11-21 22:29:37,133 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:29:37,135 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:29:37,137 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:29:37,137 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:29:37,141 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:29:37,142 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:29:37" (1/1) ... [2022-11-21 22:29:37,144 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fe150e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:37, skipping insertion in model container [2022-11-21 22:29:37,144 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:29:37" (1/1) ... [2022-11-21 22:29:37,153 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:29:37,188 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:29:37,345 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_cf84c480-0440-47d0-b818-a60954424813/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.4.prop1-back-serstep.c[1014,1027] [2022-11-21 22:29:37,539 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:29:37,553 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:29:37,564 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_cf84c480-0440-47d0-b818-a60954424813/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.4.prop1-back-serstep.c[1014,1027] [2022-11-21 22:29:37,681 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:29:37,694 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:29:37,695 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:37 WrapperNode [2022-11-21 22:29:37,695 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:29:37,696 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:29:37,696 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:29:37,696 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:29:37,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:37" (1/1) ... [2022-11-21 22:29:37,723 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:37" (1/1) ... [2022-11-21 22:29:37,795 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 541 [2022-11-21 22:29:37,795 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:29:37,796 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:29:37,796 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:29:37,796 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:29:37,810 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:37" (1/1) ... [2022-11-21 22:29:37,810 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:37" (1/1) ... [2022-11-21 22:29:37,820 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:37" (1/1) ... [2022-11-21 22:29:37,821 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:37" (1/1) ... [2022-11-21 22:29:37,841 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:37" (1/1) ... [2022-11-21 22:29:37,846 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:37" (1/1) ... [2022-11-21 22:29:37,850 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:37" (1/1) ... [2022-11-21 22:29:37,854 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:37" (1/1) ... [2022-11-21 22:29:37,861 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:29:37,862 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:29:37,863 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:29:37,863 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:29:37,864 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:37" (1/1) ... [2022-11-21 22:29:37,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:29:37,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf84c480-0440-47d0-b818-a60954424813/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:29:37,899 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf84c480-0440-47d0-b818-a60954424813/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:29:37,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf84c480-0440-47d0-b818-a60954424813/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:29:37,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:29:37,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:29:38,227 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:29:38,229 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:29:47,592 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:29:47,629 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:29:47,630 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 22:29:47,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:29:47 BoogieIcfgContainer [2022-11-21 22:29:47,644 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:29:47,645 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:29:47,646 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:29:47,659 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:29:47,666 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:29:47" (1/1) ... [2022-11-21 22:29:47,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:29:47,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:29:47,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-21 22:29:47,766 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-21 22:29:47,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 22:29:47,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:29:47,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:29:48,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:29:50,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:29:53,300 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.78s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-21 22:29:53,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:29:53,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-21 22:29:53,826 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-21 22:29:53,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 22:29:53,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:29:53,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:04,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:30:04,190 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 22:30:12,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:30:23,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-21 22:30:23,074 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-21 22:30:23,078 INFO L158 Benchmark]: Toolchain (without parser) took 45942.58ms. Allocated memory was 159.4MB in the beginning and 635.4MB in the end (delta: 476.1MB). Free memory was 120.7MB in the beginning and 248.4MB in the end (delta: -127.6MB). Peak memory consumption was 351.2MB. Max. memory is 16.1GB. [2022-11-21 22:30:23,079 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 121.6MB. Free memory was 85.6MB in the beginning and 85.5MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:30:23,080 INFO L158 Benchmark]: CACSL2BoogieTranslator took 558.27ms. Allocated memory is still 159.4MB. Free memory was 120.7MB in the beginning and 96.9MB in the end (delta: 23.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-21 22:30:23,081 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.58ms. Allocated memory is still 159.4MB. Free memory was 96.9MB in the beginning and 89.3MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-21 22:30:23,081 INFO L158 Benchmark]: Boogie Preprocessor took 65.73ms. Allocated memory is still 159.4MB. Free memory was 89.3MB in the beginning and 85.0MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 22:30:23,083 INFO L158 Benchmark]: RCFGBuilder took 9782.09ms. Allocated memory was 159.4MB in the beginning and 406.8MB in the end (delta: 247.5MB). Free memory was 85.0MB in the beginning and 205.4MB in the end (delta: -120.3MB). Peak memory consumption was 212.9MB. Max. memory is 16.1GB. [2022-11-21 22:30:23,084 INFO L158 Benchmark]: CodeCheck took 35431.59ms. Allocated memory was 406.8MB in the beginning and 635.4MB in the end (delta: 228.6MB). Free memory was 205.4MB in the beginning and 248.4MB in the end (delta: -43.0MB). Peak memory consumption was 187.7MB. Max. memory is 16.1GB. [2022-11-21 22:30:23,088 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 121.6MB. Free memory was 85.6MB in the beginning and 85.5MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 558.27ms. Allocated memory is still 159.4MB. Free memory was 120.7MB in the beginning and 96.9MB in the end (delta: 23.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.58ms. Allocated memory is still 159.4MB. Free memory was 96.9MB in the beginning and 89.3MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.73ms. Allocated memory is still 159.4MB. Free memory was 89.3MB in the beginning and 85.0MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 9782.09ms. Allocated memory was 159.4MB in the beginning and 406.8MB in the end (delta: 247.5MB). Free memory was 85.0MB in the beginning and 205.4MB in the end (delta: -120.3MB). Peak memory consumption was 212.9MB. Max. memory is 16.1GB. * CodeCheck took 35431.59ms. Allocated memory was 406.8MB in the beginning and 635.4MB in the end (delta: 228.6MB). Free memory was 205.4MB in the beginning and 248.4MB in the end (delta: -43.0MB). Peak memory consumption was 187.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 22:30:23,131 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf84c480-0440-47d0-b818-a60954424813/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_cf84c480-0440-47d0-b818-a60954424813/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf84c480-0440-47d0-b818-a60954424813/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf84c480-0440-47d0-b818-a60954424813/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf84c480-0440-47d0-b818-a60954424813/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.4.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf84c480-0440-47d0-b818-a60954424813/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf84c480-0440-47d0-b818-a60954424813/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0869cbb055e5b6c4fb0e66b12725080121bd9c147f0a6b4b59f01091060f4b75 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 22:30:26,163 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:30:26,172 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:30:26,223 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:30:26,224 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:30:26,229 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:30:26,231 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:30:26,233 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:30:26,235 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:30:26,237 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:30:26,238 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:30:26,239 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:30:26,240 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:30:26,244 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:30:26,246 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:30:26,255 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:30:26,257 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:30:26,264 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:30:26,267 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:30:26,269 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:30:26,271 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:30:26,277 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:30:26,279 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:30:26,281 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:30:26,294 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:30:26,295 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:30:26,295 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:30:26,300 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:30:26,301 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:30:26,302 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:30:26,303 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:30:26,304 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:30:26,307 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:30:26,308 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:30:26,309 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:30:26,310 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:30:26,311 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:30:26,311 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:30:26,311 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:30:26,312 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:30:26,313 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:30:26,314 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf84c480-0440-47d0-b818-a60954424813/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-21 22:30:26,361 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:30:26,362 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:30:26,363 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:30:26,363 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:30:26,364 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:30:26,364 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:30:26,365 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:30:26,365 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:30:26,365 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:30:26,365 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:30:26,366 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:30:26,366 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 22:30:26,366 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 22:30:26,366 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 22:30:26,366 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:30:26,367 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:30:26,367 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:30:26,367 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:30:26,367 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:30:26,368 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:30:26,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:30:26,368 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:30:26,368 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:30:26,369 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:30:26,369 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 22:30:26,369 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 22:30:26,369 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:30:26,370 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 22:30:26,370 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 22:30:26,370 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_cf84c480-0440-47d0-b818-a60954424813/bin/ukojak-jW3SillKbg/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf84c480-0440-47d0-b818-a60954424813/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0869cbb055e5b6c4fb0e66b12725080121bd9c147f0a6b4b59f01091060f4b75 [2022-11-21 22:30:26,976 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:30:27,029 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:30:27,032 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:30:27,035 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:30:27,036 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:30:27,038 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf84c480-0440-47d0-b818-a60954424813/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.4.prop1-back-serstep.c [2022-11-21 22:30:30,681 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:30:31,056 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:30:31,056 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf84c480-0440-47d0-b818-a60954424813/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.4.prop1-back-serstep.c [2022-11-21 22:30:31,070 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf84c480-0440-47d0-b818-a60954424813/bin/ukojak-jW3SillKbg/data/f30cd663d/677f24875aae474299ba5fba8b830975/FLAG1df52a62b [2022-11-21 22:30:31,098 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf84c480-0440-47d0-b818-a60954424813/bin/ukojak-jW3SillKbg/data/f30cd663d/677f24875aae474299ba5fba8b830975 [2022-11-21 22:30:31,102 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:30:31,105 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:30:31,110 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:30:31,110 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:30:31,114 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:30:31,115 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:30:31" (1/1) ... [2022-11-21 22:30:31,116 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cb230b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:30:31, skipping insertion in model container [2022-11-21 22:30:31,116 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:30:31" (1/1) ... [2022-11-21 22:30:31,126 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:30:31,186 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:30:31,371 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_cf84c480-0440-47d0-b818-a60954424813/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.4.prop1-back-serstep.c[1014,1027] [2022-11-21 22:30:31,595 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:30:31,615 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:30:31,630 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_cf84c480-0440-47d0-b818-a60954424813/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.4.prop1-back-serstep.c[1014,1027] [2022-11-21 22:30:31,734 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:30:31,751 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:30:31,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:30:31 WrapperNode [2022-11-21 22:30:31,752 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:30:31,754 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:30:31,754 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:30:31,754 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:30:31,764 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:30:31" (1/1) ... [2022-11-21 22:30:31,784 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:30:31" (1/1) ... [2022-11-21 22:30:31,835 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 541 [2022-11-21 22:30:31,836 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:30:31,837 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:30:31,837 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:30:31,837 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:30:31,850 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:30:31" (1/1) ... [2022-11-21 22:30:31,851 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:30:31" (1/1) ... [2022-11-21 22:30:31,859 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:30:31" (1/1) ... [2022-11-21 22:30:31,860 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:30:31" (1/1) ... [2022-11-21 22:30:31,878 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:30:31" (1/1) ... [2022-11-21 22:30:31,884 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:30:31" (1/1) ... [2022-11-21 22:30:31,887 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:30:31" (1/1) ... [2022-11-21 22:30:31,891 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:30:31" (1/1) ... [2022-11-21 22:30:31,898 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:30:31,899 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:30:31,899 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:30:31,900 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:30:31,901 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:30:31" (1/1) ... [2022-11-21 22:30:31,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:30:31,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf84c480-0440-47d0-b818-a60954424813/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:30:31,966 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf84c480-0440-47d0-b818-a60954424813/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:30:32,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf84c480-0440-47d0-b818-a60954424813/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:30:32,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:30:32,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:30:32,326 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:30:32,329 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:30:33,273 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:30:33,322 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:30:33,322 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 22:30:33,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:30:33 BoogieIcfgContainer [2022-11-21 22:30:33,325 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:30:33,327 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:30:33,327 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:30:33,340 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:30:33,341 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:30:33" (1/1) ... [2022-11-21 22:30:33,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:30:33,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:33,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-21 22:30:33,456 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-21 22:30:33,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 22:30:33,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:33,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:33,522 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-21 22:30:33,531 INFO L158 Benchmark]: Toolchain (without parser) took 2424.71ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 35.8MB in the beginning and 40.0MB in the end (delta: -4.3MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2022-11-21 22:30:33,532 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 62.9MB. Free memory was 41.0MB in the beginning and 40.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:30:33,533 INFO L158 Benchmark]: CACSL2BoogieTranslator took 642.88ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 35.6MB in the beginning and 52.9MB in the end (delta: -17.3MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. [2022-11-21 22:30:33,534 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.45ms. Allocated memory is still 86.0MB. Free memory was 52.9MB in the beginning and 48.4MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 22:30:33,536 INFO L158 Benchmark]: Boogie Preprocessor took 61.54ms. Allocated memory is still 86.0MB. Free memory was 48.4MB in the beginning and 45.2MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:30:33,537 INFO L158 Benchmark]: RCFGBuilder took 1426.51ms. Allocated memory is still 86.0MB. Free memory was 44.8MB in the beginning and 45.8MB in the end (delta: -971.5kB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2022-11-21 22:30:33,538 INFO L158 Benchmark]: CodeCheck took 201.49ms. Allocated memory is still 86.0MB. Free memory was 45.8MB in the beginning and 40.0MB in the end (delta: 5.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 22:30:33,551 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 0.40ms. Allocated memory is still 62.9MB. Free memory was 41.0MB in the beginning and 40.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 642.88ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 35.6MB in the beginning and 52.9MB in the end (delta: -17.3MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.45ms. Allocated memory is still 86.0MB. Free memory was 52.9MB in the beginning and 48.4MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.54ms. Allocated memory is still 86.0MB. Free memory was 48.4MB in the beginning and 45.2MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1426.51ms. Allocated memory is still 86.0MB. Free memory was 44.8MB in the beginning and 45.8MB in the end (delta: -971.5kB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. * CodeCheck took 201.49ms. Allocated memory is still 86.0MB. Free memory was 45.8MB in the beginning and 40.0MB in the end (delta: 5.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 22:30:33,591 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf84c480-0440-47d0-b818-a60954424813/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared