./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.needham.1.prop3-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fd234a-9b44-4d6b-a2af-3053b4587def/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fd234a-9b44-4d6b-a2af-3053b4587def/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fd234a-9b44-4d6b-a2af-3053b4587def/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fd234a-9b44-4d6b-a2af-3053b4587def/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.needham.1.prop3-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fd234a-9b44-4d6b-a2af-3053b4587def/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fd234a-9b44-4d6b-a2af-3053b4587def/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d5e9c165e89269546f0dd538fe4c141181dbba699ba59fd34d84328d978738d4 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 19:12:30,910 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:12:30,912 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:12:30,931 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:12:30,931 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:12:30,932 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:12:30,933 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:12:30,935 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:12:30,937 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:12:30,938 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:12:30,939 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:12:30,940 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:12:30,940 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:12:30,941 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:12:30,942 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:12:30,943 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:12:30,944 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:12:30,945 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:12:30,947 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:12:30,949 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:12:30,950 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:12:30,951 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:12:30,953 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:12:30,954 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:12:30,957 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:12:30,958 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:12:30,958 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:12:30,959 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:12:30,959 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:12:30,960 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:12:30,961 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:12:30,961 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:12:30,962 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:12:30,963 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:12:30,964 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:12:30,964 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:12:30,965 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:12:30,965 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:12:30,965 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:12:30,966 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:12:30,967 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:12:30,968 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fd234a-9b44-4d6b-a2af-3053b4587def/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-12-14 19:12:30,987 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:12:30,988 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:12:30,988 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 19:12:30,988 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 19:12:30,989 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:12:30,989 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:12:30,990 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:12:30,990 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 19:12:30,990 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:12:30,990 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 19:12:30,990 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:12:30,990 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 19:12:30,991 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 19:12:30,991 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:12:30,991 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 19:12:30,991 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:12:30,991 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:12:30,992 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:12:30,992 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:12:30,992 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:12:30,992 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:12:30,992 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 19:12:30,993 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 19:12:30,993 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 19:12:30,993 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 19:12:30,993 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_85fd234a-9b44-4d6b-a2af-3053b4587def/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fd234a-9b44-4d6b-a2af-3053b4587def/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5e9c165e89269546f0dd538fe4c141181dbba699ba59fd34d84328d978738d4 [2022-12-14 19:12:31,153 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:12:31,171 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:12:31,173 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:12:31,174 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:12:31,174 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:12:31,175 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fd234a-9b44-4d6b-a2af-3053b4587def/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.needham.1.prop3-back-serstep.c [2022-12-14 19:12:33,722 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:12:33,970 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:12:33,971 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fd234a-9b44-4d6b-a2af-3053b4587def/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.needham.1.prop3-back-serstep.c [2022-12-14 19:12:33,983 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fd234a-9b44-4d6b-a2af-3053b4587def/bin/ukojak-rkRKPMF4O4/data/5f3a185ba/0130299bdd91453fbf05587b00cbca7c/FLAG6fe01d42c [2022-12-14 19:12:34,307 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fd234a-9b44-4d6b-a2af-3053b4587def/bin/ukojak-rkRKPMF4O4/data/5f3a185ba/0130299bdd91453fbf05587b00cbca7c [2022-12-14 19:12:34,312 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:12:34,315 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:12:34,318 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:12:34,318 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:12:34,323 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:12:34,324 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:12:34" (1/1) ... [2022-12-14 19:12:34,325 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6211dda1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:12:34, skipping insertion in model container [2022-12-14 19:12:34,326 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:12:34" (1/1) ... [2022-12-14 19:12:34,333 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:12:34,380 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:12:34,500 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_85fd234a-9b44-4d6b-a2af-3053b4587def/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.needham.1.prop3-back-serstep.c[1014,1027] [2022-12-14 19:12:34,802 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:12:34,807 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:12:34,815 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_85fd234a-9b44-4d6b-a2af-3053b4587def/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.needham.1.prop3-back-serstep.c[1014,1027] [2022-12-14 19:12:34,960 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:12:34,972 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:12:34,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:12:34 WrapperNode [2022-12-14 19:12:34,972 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:12:34,973 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:12:34,973 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:12:34,974 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:12:34,980 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:12:34" (1/1) ... [2022-12-14 19:12:35,018 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:12:34" (1/1) ... [2022-12-14 19:12:35,153 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2915 [2022-12-14 19:12:35,154 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:12:35,154 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:12:35,154 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:12:35,155 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:12:35,164 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:12:34" (1/1) ... [2022-12-14 19:12:35,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:12:34" (1/1) ... [2022-12-14 19:12:35,181 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:12:34" (1/1) ... [2022-12-14 19:12:35,181 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:12:34" (1/1) ... [2022-12-14 19:12:35,255 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:12:34" (1/1) ... [2022-12-14 19:12:35,261 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:12:34" (1/1) ... [2022-12-14 19:12:35,279 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:12:34" (1/1) ... [2022-12-14 19:12:35,287 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:12:34" (1/1) ... [2022-12-14 19:12:35,314 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:12:35,315 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:12:35,315 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:12:35,315 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:12:35,316 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:12:34" (1/1) ... [2022-12-14 19:12:35,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:12:35,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fd234a-9b44-4d6b-a2af-3053b4587def/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:12:35,343 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fd234a-9b44-4d6b-a2af-3053b4587def/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:12:35,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fd234a-9b44-4d6b-a2af-3053b4587def/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:12:35,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:12:35,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:12:35,722 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:12:35,724 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:25:24,646 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:25:24,671 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:25:24,672 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 19:25:24,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:25:24 BoogieIcfgContainer [2022-12-14 19:25:24,674 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 19:25:24,675 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 19:25:24,675 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 19:25:24,682 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 19:25:24,683 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:25:24" (1/1) ... [2022-12-14 19:25:24,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 19:25:24,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:25:24,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-14 19:25:24,733 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-14 19:25:24,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 19:25:24,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:25:24,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:25:25,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:25:26,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:25:37,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-12-14 19:25:47,176 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-12-14 19:25:50,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:25:50,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-12-14 19:25:50,371 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-12-14 19:25:50,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 19:25:50,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:25:50,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:26:01,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-12-14 19:26:01,682 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) [2022-12-14 19:26:01,686 INFO L158 Benchmark]: Toolchain (without parser) took 807371.16ms. Allocated memory was 113.2MB in the beginning and 987.8MB in the end (delta: 874.5MB). Free memory was 74.5MB in the beginning and 652.0MB in the end (delta: -577.4MB). Peak memory consumption was 299.6MB. Max. memory is 16.1GB. [2022-12-14 19:26:01,687 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 113.2MB. Free memory is still 55.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:26:01,688 INFO L158 Benchmark]: CACSL2BoogieTranslator took 654.86ms. Allocated memory was 113.2MB in the beginning and 161.5MB in the end (delta: 48.2MB). Free memory was 74.5MB in the beginning and 107.8MB in the end (delta: -33.2MB). Peak memory consumption was 60.5MB. Max. memory is 16.1GB. [2022-12-14 19:26:01,688 INFO L158 Benchmark]: Boogie Procedure Inliner took 180.59ms. Allocated memory is still 161.5MB. Free memory was 107.8MB in the beginning and 70.4MB in the end (delta: 37.3MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2022-12-14 19:26:01,689 INFO L158 Benchmark]: Boogie Preprocessor took 159.83ms. Allocated memory is still 161.5MB. Free memory was 70.4MB in the beginning and 85.0MB in the end (delta: -14.6MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2022-12-14 19:26:01,690 INFO L158 Benchmark]: RCFGBuilder took 769359.41ms. Allocated memory was 161.5MB in the beginning and 987.8MB in the end (delta: 826.3MB). Free memory was 85.0MB in the beginning and 451.4MB in the end (delta: -366.5MB). Peak memory consumption was 608.7MB. Max. memory is 16.1GB. [2022-12-14 19:26:01,690 INFO L158 Benchmark]: CodeCheck took 37010.25ms. Allocated memory is still 987.8MB. Free memory was 451.4MB in the beginning and 652.0MB in the end (delta: -200.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:26:01,693 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 0.18ms. Allocated memory is still 113.2MB. Free memory is still 55.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 654.86ms. Allocated memory was 113.2MB in the beginning and 161.5MB in the end (delta: 48.2MB). Free memory was 74.5MB in the beginning and 107.8MB in the end (delta: -33.2MB). Peak memory consumption was 60.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 180.59ms. Allocated memory is still 161.5MB. Free memory was 107.8MB in the beginning and 70.4MB in the end (delta: 37.3MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 159.83ms. Allocated memory is still 161.5MB. Free memory was 70.4MB in the beginning and 85.0MB in the end (delta: -14.6MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. * RCFGBuilder took 769359.41ms. Allocated memory was 161.5MB in the beginning and 987.8MB in the end (delta: 826.3MB). Free memory was 85.0MB in the beginning and 451.4MB in the end (delta: -366.5MB). Peak memory consumption was 608.7MB. Max. memory is 16.1GB. * CodeCheck took 37010.25ms. Allocated memory is still 987.8MB. Free memory was 451.4MB in the beginning and 652.0MB in the end (delta: -200.5MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 19:26:01,904 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fd234a-9b44-4d6b-a2af-3053b4587def/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2022-12-14 19:26:01,943 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fd234a-9b44-4d6b-a2af-3053b4587def/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fd234a-9b44-4d6b-a2af-3053b4587def/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fd234a-9b44-4d6b-a2af-3053b4587def/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fd234a-9b44-4d6b-a2af-3053b4587def/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fd234a-9b44-4d6b-a2af-3053b4587def/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.needham.1.prop3-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fd234a-9b44-4d6b-a2af-3053b4587def/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fd234a-9b44-4d6b-a2af-3053b4587def/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d5e9c165e89269546f0dd538fe4c141181dbba699ba59fd34d84328d978738d4 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 19:26:03,352 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:26:03,353 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:26:03,366 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:26:03,367 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:26:03,367 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:26:03,368 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:26:03,369 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:26:03,370 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:26:03,371 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:26:03,372 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:26:03,372 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:26:03,372 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:26:03,373 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:26:03,374 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:26:03,375 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:26:03,375 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:26:03,376 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:26:03,377 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:26:03,378 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:26:03,379 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:26:03,380 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:26:03,381 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:26:03,381 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:26:03,383 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:26:03,384 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:26:03,384 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:26:03,384 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:26:03,385 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:26:03,385 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:26:03,386 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:26:03,386 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:26:03,386 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:26:03,387 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:26:03,388 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:26:03,388 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:26:03,396 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:26:03,396 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:26:03,396 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:26:03,397 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:26:03,398 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:26:03,398 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fd234a-9b44-4d6b-a2af-3053b4587def/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-12-14 19:26:03,417 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:26:03,418 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:26:03,418 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 19:26:03,419 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 19:26:03,419 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:26:03,419 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:26:03,420 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:26:03,420 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:26:03,420 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 19:26:03,420 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:26:03,421 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 19:26:03,421 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 19:26:03,421 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 19:26:03,421 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 19:26:03,421 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 19:26:03,421 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:26:03,422 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 19:26:03,422 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:26:03,422 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:26:03,422 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:26:03,422 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:26:03,423 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:26:03,423 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:26:03,423 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 19:26:03,423 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 19:26:03,423 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 19:26:03,424 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 19:26:03,424 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 19:26:03,424 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 19:26:03,424 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_85fd234a-9b44-4d6b-a2af-3053b4587def/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fd234a-9b44-4d6b-a2af-3053b4587def/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5e9c165e89269546f0dd538fe4c141181dbba699ba59fd34d84328d978738d4 [2022-12-14 19:26:03,666 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:26:03,686 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:26:03,688 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:26:03,689 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:26:03,690 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:26:03,691 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fd234a-9b44-4d6b-a2af-3053b4587def/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.needham.1.prop3-back-serstep.c [2022-12-14 19:26:06,306 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:26:06,571 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:26:06,572 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fd234a-9b44-4d6b-a2af-3053b4587def/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.needham.1.prop3-back-serstep.c [2022-12-14 19:26:06,586 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fd234a-9b44-4d6b-a2af-3053b4587def/bin/ukojak-rkRKPMF4O4/data/85cfc16a8/309936d8e98f425caf2992fdf44b46ea/FLAGd771094c0 [2022-12-14 19:26:06,597 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fd234a-9b44-4d6b-a2af-3053b4587def/bin/ukojak-rkRKPMF4O4/data/85cfc16a8/309936d8e98f425caf2992fdf44b46ea [2022-12-14 19:26:06,599 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:26:06,600 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:26:06,601 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:26:06,601 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:26:06,604 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:26:06,604 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:26:06" (1/1) ... [2022-12-14 19:26:06,605 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c4d6e8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:26:06, skipping insertion in model container [2022-12-14 19:26:06,605 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:26:06" (1/1) ... [2022-12-14 19:26:06,610 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:26:06,660 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:26:06,786 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_85fd234a-9b44-4d6b-a2af-3053b4587def/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.needham.1.prop3-back-serstep.c[1014,1027] [2022-12-14 19:26:07,077 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:26:07,082 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:26:07,093 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_85fd234a-9b44-4d6b-a2af-3053b4587def/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.needham.1.prop3-back-serstep.c[1014,1027] [2022-12-14 19:26:07,229 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:26:07,241 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:26:07,242 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:26:07 WrapperNode [2022-12-14 19:26:07,242 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:26:07,243 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:26:07,243 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:26:07,243 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:26:07,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:26:07" (1/1) ... [2022-12-14 19:26:07,278 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:26:07" (1/1) ... [2022-12-14 19:26:07,369 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2915 [2022-12-14 19:26:07,369 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:26:07,370 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:26:07,370 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:26:07,370 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:26:07,378 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:26:07" (1/1) ... [2022-12-14 19:26:07,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:26:07" (1/1) ... [2022-12-14 19:26:07,394 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:26:07" (1/1) ... [2022-12-14 19:26:07,395 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:26:07" (1/1) ... [2022-12-14 19:26:07,434 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:26:07" (1/1) ... [2022-12-14 19:26:07,440 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:26:07" (1/1) ... [2022-12-14 19:26:07,450 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:26:07" (1/1) ... [2022-12-14 19:26:07,458 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:26:07" (1/1) ... [2022-12-14 19:26:07,480 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:26:07,480 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:26:07,481 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:26:07,481 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:26:07,481 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:26:07" (1/1) ... [2022-12-14 19:26:07,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:26:07,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fd234a-9b44-4d6b-a2af-3053b4587def/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:26:07,505 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fd234a-9b44-4d6b-a2af-3053b4587def/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:26:07,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fd234a-9b44-4d6b-a2af-3053b4587def/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:26:07,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:26:07,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:26:07,909 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:26:07,912 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:26:12,214 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:26:12,243 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:26:12,243 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 19:26:12,245 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:26:12 BoogieIcfgContainer [2022-12-14 19:26:12,245 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 19:26:12,246 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 19:26:12,246 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 19:26:12,253 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 19:26:12,253 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:26:12" (1/1) ... [2022-12-14 19:26:12,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 19:26:12,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:26:12,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-14 19:26:12,298 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-14 19:26:12,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 19:26:12,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:26:12,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:26:12,332 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 19:26:12,335 INFO L158 Benchmark]: Toolchain (without parser) took 5734.09ms. Allocated memory was 81.8MB in the beginning and 251.7MB in the end (delta: 169.9MB). Free memory was 56.1MB in the beginning and 160.7MB in the end (delta: -104.5MB). Peak memory consumption was 67.3MB. Max. memory is 16.1GB. [2022-12-14 19:26:12,335 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 60.8MB. Free memory was 39.3MB in the beginning and 39.3MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:26:12,336 INFO L158 Benchmark]: CACSL2BoogieTranslator took 640.82ms. Allocated memory is still 81.8MB. Free memory was 56.1MB in the beginning and 35.8MB in the end (delta: 20.3MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2022-12-14 19:26:12,336 INFO L158 Benchmark]: Boogie Procedure Inliner took 126.50ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 35.8MB in the beginning and 47.5MB in the end (delta: -11.6MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2022-12-14 19:26:12,337 INFO L158 Benchmark]: Boogie Preprocessor took 110.17ms. Allocated memory is still 98.6MB. Free memory was 47.5MB in the beginning and 49.4MB in the end (delta: -1.9MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2022-12-14 19:26:12,337 INFO L158 Benchmark]: RCFGBuilder took 4764.82ms. Allocated memory was 98.6MB in the beginning and 251.7MB in the end (delta: 153.1MB). Free memory was 49.1MB in the beginning and 167.0MB in the end (delta: -117.9MB). Peak memory consumption was 156.5MB. Max. memory is 16.1GB. [2022-12-14 19:26:12,337 INFO L158 Benchmark]: CodeCheck took 88.12ms. Allocated memory is still 251.7MB. Free memory was 167.0MB in the beginning and 160.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 19:26:12,341 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 0.18ms. Allocated memory is still 60.8MB. Free memory was 39.3MB in the beginning and 39.3MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 640.82ms. Allocated memory is still 81.8MB. Free memory was 56.1MB in the beginning and 35.8MB in the end (delta: 20.3MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 126.50ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 35.8MB in the beginning and 47.5MB in the end (delta: -11.6MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 110.17ms. Allocated memory is still 98.6MB. Free memory was 47.5MB in the beginning and 49.4MB in the end (delta: -1.9MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. * RCFGBuilder took 4764.82ms. Allocated memory was 98.6MB in the beginning and 251.7MB in the end (delta: 153.1MB). Free memory was 49.1MB in the beginning and 167.0MB in the end (delta: -117.9MB). Peak memory consumption was 156.5MB. Max. memory is 16.1GB. * CodeCheck took 88.12ms. Allocated memory is still 251.7MB. Free memory was 167.0MB in the beginning and 160.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 19:26:12,384 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85fd234a-9b44-4d6b-a2af-3053b4587def/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared