./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops/lu.cmp.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db322ada-31bc-4906-8279-bffb4146c510/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db322ada-31bc-4906-8279-bffb4146c510/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db322ada-31bc-4906-8279-bffb4146c510/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db322ada-31bc-4906-8279-bffb4146c510/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/loops/lu.cmp.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db322ada-31bc-4906-8279-bffb4146c510/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db322ada-31bc-4906-8279-bffb4146c510/bin/ukojak-92XMlrwhuB --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 32bit --witnessprinter.graph.data.programhash 9f7b9e2e2452a973cdb1a73a9c368f26d19387c763b2be4ad10c01e7a31f6598 --- 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-dbf71c6-m [2022-10-17 16:43:35,793 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:43:35,796 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:43:35,850 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:43:35,851 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:43:35,855 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:43:35,858 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:43:35,862 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:43:35,867 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:43:35,872 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:43:35,873 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:43:35,879 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:43:35,880 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:43:35,882 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:43:35,884 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:43:35,887 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:43:35,888 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:43:35,890 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:43:35,892 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:43:35,899 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:43:35,901 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:43:35,903 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:43:35,906 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:43:35,907 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:43:35,917 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:43:35,918 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:43:35,918 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:43:35,920 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:43:35,921 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:43:35,922 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:43:35,923 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:43:35,924 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:43:35,926 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:43:35,927 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:43:35,930 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:43:35,930 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:43:35,931 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:43:35,931 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:43:35,932 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:43:35,933 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:43:35,933 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:43:35,934 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db322ada-31bc-4906-8279-bffb4146c510/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:43:35,985 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:43:35,986 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:43:35,987 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:43:35,988 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:43:35,989 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:43:35,989 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:43:35,990 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:43:35,990 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:43:35,990 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:43:35,990 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:43:35,992 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:43:35,992 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:43:35,992 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:43:35,993 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:43:35,993 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:43:35,993 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:43:35,994 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:43:35,994 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:43:35,994 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:43:35,995 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:43:35,995 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:43:35,995 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:43:35,996 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:43:35,996 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:43:35,996 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:43:35,997 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:43:35,997 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:43:36,002 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:43:36,002 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_db322ada-31bc-4906-8279-bffb4146c510/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db322ada-31bc-4906-8279-bffb4146c510/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f7b9e2e2452a973cdb1a73a9c368f26d19387c763b2be4ad10c01e7a31f6598 [2022-10-17 16:43:36,334 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:43:36,376 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:43:36,379 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:43:36,381 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:43:36,382 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:43:36,384 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db322ada-31bc-4906-8279-bffb4146c510/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/loops/lu.cmp.c [2022-10-17 16:43:36,471 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db322ada-31bc-4906-8279-bffb4146c510/bin/ukojak-92XMlrwhuB/data/748354e6f/2df86734ed424b6ead7d2d31134b8405/FLAG61b27406d [2022-10-17 16:43:37,012 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:43:37,013 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db322ada-31bc-4906-8279-bffb4146c510/sv-benchmarks/c/loops/lu.cmp.c [2022-10-17 16:43:37,024 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db322ada-31bc-4906-8279-bffb4146c510/bin/ukojak-92XMlrwhuB/data/748354e6f/2df86734ed424b6ead7d2d31134b8405/FLAG61b27406d [2022-10-17 16:43:37,340 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db322ada-31bc-4906-8279-bffb4146c510/bin/ukojak-92XMlrwhuB/data/748354e6f/2df86734ed424b6ead7d2d31134b8405 [2022-10-17 16:43:37,345 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:43:37,349 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:43:37,353 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:43:37,353 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:43:37,356 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:43:37,357 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:43:37" (1/1) ... [2022-10-17 16:43:37,360 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@163ae3d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:37, skipping insertion in model container [2022-10-17 16:43:37,360 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:43:37" (1/1) ... [2022-10-17 16:43:37,368 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:43:37,406 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:43:37,626 WARN L230 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_db322ada-31bc-4906-8279-bffb4146c510/sv-benchmarks/c/loops/lu.cmp.c[318,331] [2022-10-17 16:43:37,705 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:43:37,717 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:43:37,730 WARN L230 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_db322ada-31bc-4906-8279-bffb4146c510/sv-benchmarks/c/loops/lu.cmp.c[318,331] [2022-10-17 16:43:37,772 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:43:37,789 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:43:37,790 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:37 WrapperNode [2022-10-17 16:43:37,790 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:43:37,791 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:43:37,791 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:43:37,791 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:43:37,799 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:37" (1/1) ... [2022-10-17 16:43:37,810 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:37" (1/1) ... [2022-10-17 16:43:37,844 INFO L138 Inliner]: procedures = 17, calls = 47, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 224 [2022-10-17 16:43:37,845 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:43:37,845 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:43:37,846 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:43:37,846 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:43:37,855 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:37" (1/1) ... [2022-10-17 16:43:37,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:37" (1/1) ... [2022-10-17 16:43:37,860 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:37" (1/1) ... [2022-10-17 16:43:37,860 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:37" (1/1) ... [2022-10-17 16:43:37,871 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:37" (1/1) ... [2022-10-17 16:43:37,878 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:37" (1/1) ... [2022-10-17 16:43:37,880 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:37" (1/1) ... [2022-10-17 16:43:37,882 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:37" (1/1) ... [2022-10-17 16:43:37,886 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:43:37,887 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:43:37,887 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:43:37,887 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:43:37,888 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:37" (1/1) ... [2022-10-17 16:43:37,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:43:37,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db322ada-31bc-4906-8279-bffb4146c510/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:43:37,929 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db322ada-31bc-4906-8279-bffb4146c510/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:43:37,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db322ada-31bc-4906-8279-bffb4146c510/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:43:37,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:43:37,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:43:37,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:43:37,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-10-17 16:43:37,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2022-10-17 16:43:37,970 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:43:37,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:43:37,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:43:38,078 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:43:38,080 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:43:38,473 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:43:38,598 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:43:38,599 INFO L300 CfgBuilder]: Removed 11 assume(true) statements. [2022-10-17 16:43:38,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:43:38 BoogieIcfgContainer [2022-10-17 16:43:38,601 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:43:38,602 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:43:38,603 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:43:38,616 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:43:38,616 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:43:38" (1/1) ... [2022-10-17 16:43:38,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:43:38,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:38,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 22 states and 36 transitions. [2022-10-17 16:43:38,680 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 36 transitions. [2022-10-17 16:43:38,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:43:38,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:38,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:38,727 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort Real 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.DeclarableFunctionSymbol.defineOrDeclare(DeclarableFunctionSymbol.java:159) 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:153) 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) [2022-10-17 16:43:38,732 INFO L158 Benchmark]: Toolchain (without parser) took 1382.63ms. Allocated memory is still 104.9MB. Free memory was 58.4MB in the beginning and 41.4MB in the end (delta: 17.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-10-17 16:43:38,733 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 104.9MB. Free memory is still 75.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:43:38,734 INFO L158 Benchmark]: CACSL2BoogieTranslator took 437.80ms. Allocated memory is still 104.9MB. Free memory was 58.2MB in the beginning and 75.5MB in the end (delta: -17.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 16:43:38,735 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.76ms. Allocated memory is still 104.9MB. Free memory was 75.5MB in the beginning and 73.1MB in the end (delta: 2.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:43:38,736 INFO L158 Benchmark]: Boogie Preprocessor took 40.92ms. Allocated memory is still 104.9MB. Free memory was 73.1MB in the beginning and 71.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:43:38,736 INFO L158 Benchmark]: RCFGBuilder took 714.59ms. Allocated memory is still 104.9MB. Free memory was 71.0MB in the beginning and 47.7MB in the end (delta: 23.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-10-17 16:43:38,737 INFO L158 Benchmark]: CodeCheck took 128.19ms. Allocated memory is still 104.9MB. Free memory was 47.7MB in the beginning and 41.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 16:43:38,741 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort Real not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort Real 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 0.32ms. Allocated memory is still 104.9MB. Free memory is still 75.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 437.80ms. Allocated memory is still 104.9MB. Free memory was 58.2MB in the beginning and 75.5MB in the end (delta: -17.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.76ms. Allocated memory is still 104.9MB. Free memory was 75.5MB in the beginning and 73.1MB in the end (delta: 2.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.92ms. Allocated memory is still 104.9MB. Free memory was 73.1MB in the beginning and 71.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 714.59ms. Allocated memory is still 104.9MB. Free memory was 71.0MB in the beginning and 47.7MB in the end (delta: 23.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 128.19ms. Allocated memory is still 104.9MB. Free memory was 47.7MB in the beginning and 41.4MB 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. [2022-10-17 16:43:38,789 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db322ada-31bc-4906-8279-bffb4146c510/bin/ukojak-92XMlrwhuB/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db322ada-31bc-4906-8279-bffb4146c510/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db322ada-31bc-4906-8279-bffb4146c510/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db322ada-31bc-4906-8279-bffb4146c510/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db322ada-31bc-4906-8279-bffb4146c510/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/loops/lu.cmp.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db322ada-31bc-4906-8279-bffb4146c510/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db322ada-31bc-4906-8279-bffb4146c510/bin/ukojak-92XMlrwhuB --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 32bit --witnessprinter.graph.data.programhash 9f7b9e2e2452a973cdb1a73a9c368f26d19387c763b2be4ad10c01e7a31f6598 --- 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-dbf71c6-m [2022-10-17 16:43:41,324 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:43:41,326 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:43:41,363 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:43:41,364 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:43:41,365 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:43:41,367 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:43:41,370 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:43:41,372 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:43:41,373 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:43:41,374 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:43:41,376 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:43:41,377 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:43:41,378 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:43:41,380 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:43:41,381 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:43:41,382 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:43:41,383 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:43:41,386 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:43:41,388 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:43:41,390 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:43:41,392 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:43:41,393 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:43:41,394 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:43:41,400 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:43:41,400 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:43:41,401 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:43:41,402 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:43:41,403 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:43:41,404 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:43:41,404 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:43:41,405 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:43:41,406 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:43:41,408 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:43:41,409 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:43:41,409 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:43:41,410 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:43:41,411 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:43:41,411 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:43:41,413 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:43:41,413 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:43:41,415 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db322ada-31bc-4906-8279-bffb4146c510/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:43:41,441 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:43:41,442 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:43:41,443 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:43:41,444 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:43:41,445 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:43:41,445 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:43:41,446 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:43:41,446 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:43:41,446 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:43:41,447 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:43:41,447 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:43:41,448 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:43:41,448 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:43:41,448 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:43:41,449 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:43:41,449 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:43:41,450 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:43:41,450 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:43:41,450 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:43:41,451 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:43:41,451 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:43:41,452 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:43:41,452 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:43:41,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:43:41,453 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:43:41,453 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:43:41,454 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:43:41,454 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:43:41,455 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:43:41,455 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:43:41,455 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:43:41,456 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:43:41,456 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_db322ada-31bc-4906-8279-bffb4146c510/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db322ada-31bc-4906-8279-bffb4146c510/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f7b9e2e2452a973cdb1a73a9c368f26d19387c763b2be4ad10c01e7a31f6598 [2022-10-17 16:43:41,801 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:43:41,827 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:43:41,831 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:43:41,833 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:43:41,833 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:43:41,835 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db322ada-31bc-4906-8279-bffb4146c510/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/loops/lu.cmp.c [2022-10-17 16:43:41,907 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db322ada-31bc-4906-8279-bffb4146c510/bin/ukojak-92XMlrwhuB/data/3d7b02bdc/c34bddbc49de4698b8c00855ac7d6e59/FLAG85601cb0d [2022-10-17 16:43:42,468 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:43:42,472 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db322ada-31bc-4906-8279-bffb4146c510/sv-benchmarks/c/loops/lu.cmp.c [2022-10-17 16:43:42,481 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db322ada-31bc-4906-8279-bffb4146c510/bin/ukojak-92XMlrwhuB/data/3d7b02bdc/c34bddbc49de4698b8c00855ac7d6e59/FLAG85601cb0d [2022-10-17 16:43:42,811 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db322ada-31bc-4906-8279-bffb4146c510/bin/ukojak-92XMlrwhuB/data/3d7b02bdc/c34bddbc49de4698b8c00855ac7d6e59 [2022-10-17 16:43:42,813 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:43:42,815 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:43:42,817 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:43:42,817 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:43:42,820 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:43:42,821 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:43:42" (1/1) ... [2022-10-17 16:43:42,823 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59a3acf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:42, skipping insertion in model container [2022-10-17 16:43:42,823 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:43:42" (1/1) ... [2022-10-17 16:43:42,830 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:43:42,852 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:43:42,996 WARN L230 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_db322ada-31bc-4906-8279-bffb4146c510/sv-benchmarks/c/loops/lu.cmp.c[318,331] [2022-10-17 16:43:43,068 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:43:43,105 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:43:43,116 WARN L230 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_db322ada-31bc-4906-8279-bffb4146c510/sv-benchmarks/c/loops/lu.cmp.c[318,331] [2022-10-17 16:43:43,170 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:43:43,193 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:43:43,194 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:43 WrapperNode [2022-10-17 16:43:43,195 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:43:43,196 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:43:43,197 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:43:43,197 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:43:43,204 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:43" (1/1) ... [2022-10-17 16:43:43,230 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:43" (1/1) ... [2022-10-17 16:43:43,279 INFO L138 Inliner]: procedures = 18, calls = 47, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 224 [2022-10-17 16:43:43,281 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:43:43,282 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:43:43,283 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:43:43,283 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:43:43,293 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:43" (1/1) ... [2022-10-17 16:43:43,293 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:43" (1/1) ... [2022-10-17 16:43:43,317 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:43" (1/1) ... [2022-10-17 16:43:43,317 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:43" (1/1) ... [2022-10-17 16:43:43,330 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:43" (1/1) ... [2022-10-17 16:43:43,347 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:43" (1/1) ... [2022-10-17 16:43:43,357 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:43" (1/1) ... [2022-10-17 16:43:43,365 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:43" (1/1) ... [2022-10-17 16:43:43,370 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:43:43,373 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:43:43,375 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:43:43,375 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:43:43,377 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:43" (1/1) ... [2022-10-17 16:43:43,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:43:43,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db322ada-31bc-4906-8279-bffb4146c510/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:43:43,413 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db322ada-31bc-4906-8279-bffb4146c510/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:43:43,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db322ada-31bc-4906-8279-bffb4146c510/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:43:43,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:43:43,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2022-10-17 16:43:43,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2022-10-17 16:43:43,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:43:43,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:43:43,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:43:43,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:43:43,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:43:43,600 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:43:43,602 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation