./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.3.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5b582c-b4f2-42e6-ab80-5912dbf1d64a/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5b582c-b4f2-42e6-ab80-5912dbf1d64a/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5b582c-b4f2-42e6-ab80-5912dbf1d64a/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5b582c-b4f2-42e6-ab80-5912dbf1d64a/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.3.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5b582c-b4f2-42e6-ab80-5912dbf1d64a/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5b582c-b4f2-42e6-ab80-5912dbf1d64a/bin/ukojak-CydTVMUXoH --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 a6a9fcd02da26af7d325aaa9af7ff43790a2b784c4bc27cbf779dfc7d23a188a --- 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-e04fb08 [2022-11-16 07:40:43,323 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 07:40:43,327 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 07:40:43,375 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 07:40:43,378 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 07:40:43,385 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 07:40:43,388 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 07:40:43,394 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 07:40:43,397 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 07:40:43,407 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 07:40:43,409 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 07:40:43,415 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 07:40:43,416 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 07:40:43,417 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 07:40:43,419 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 07:40:43,423 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 07:40:43,427 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 07:40:43,429 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 07:40:43,431 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 07:40:43,433 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 07:40:43,443 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 07:40:43,445 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 07:40:43,447 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 07:40:43,449 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 07:40:43,455 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 07:40:43,461 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 07:40:43,462 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 07:40:43,463 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 07:40:43,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 07:40:43,467 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 07:40:43,468 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 07:40:43,469 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 07:40:43,471 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 07:40:43,473 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 07:40:43,474 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 07:40:43,474 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 07:40:43,475 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 07:40:43,476 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 07:40:43,476 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 07:40:43,477 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 07:40:43,478 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 07:40:43,484 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5b582c-b4f2-42e6-ab80-5912dbf1d64a/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-16 07:40:43,538 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 07:40:43,538 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 07:40:43,540 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 07:40:43,540 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 07:40:43,541 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 07:40:43,542 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 07:40:43,542 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 07:40:43,542 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 07:40:43,543 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 07:40:43,543 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 07:40:43,544 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 07:40:43,545 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 07:40:43,545 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 07:40:43,545 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 07:40:43,546 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 07:40:43,546 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 07:40:43,546 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 07:40:43,547 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 07:40:43,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 07:40:43,547 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 07:40:43,548 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 07:40:43,548 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 07:40:43,548 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-16 07:40:43,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 07:40:43,549 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 07:40:43,549 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_4f5b582c-b4f2-42e6-ab80-5912dbf1d64a/bin/ukojak-CydTVMUXoH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5b582c-b4f2-42e6-ab80-5912dbf1d64a/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6a9fcd02da26af7d325aaa9af7ff43790a2b784c4bc27cbf779dfc7d23a188a [2022-11-16 07:40:43,969 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 07:40:44,004 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 07:40:44,008 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 07:40:44,010 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 07:40:44,011 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 07:40:44,013 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5b582c-b4f2-42e6-ab80-5912dbf1d64a/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.3.prop1-back-serstep.c [2022-11-16 07:40:44,090 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5b582c-b4f2-42e6-ab80-5912dbf1d64a/bin/ukojak-CydTVMUXoH/data/fb77bb943/c13e58ecec0742409c10dec3f06f3dc0/FLAG0a79d3ead [2022-11-16 07:40:45,081 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 07:40:45,082 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5b582c-b4f2-42e6-ab80-5912dbf1d64a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.3.prop1-back-serstep.c [2022-11-16 07:40:45,104 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5b582c-b4f2-42e6-ab80-5912dbf1d64a/bin/ukojak-CydTVMUXoH/data/fb77bb943/c13e58ecec0742409c10dec3f06f3dc0/FLAG0a79d3ead [2022-11-16 07:40:45,119 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5b582c-b4f2-42e6-ab80-5912dbf1d64a/bin/ukojak-CydTVMUXoH/data/fb77bb943/c13e58ecec0742409c10dec3f06f3dc0 [2022-11-16 07:40:45,122 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 07:40:45,124 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 07:40:45,126 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 07:40:45,126 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 07:40:45,130 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 07:40:45,131 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:40:45" (1/1) ... [2022-11-16 07:40:45,133 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22de7ed9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:40:45, skipping insertion in model container [2022-11-16 07:40:45,134 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:40:45" (1/1) ... [2022-11-16 07:40:45,143 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 07:40:45,260 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 07:40:45,583 WARN L229 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_4f5b582c-b4f2-42e6-ab80-5912dbf1d64a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.3.prop1-back-serstep.c[1014,1027] [2022-11-16 07:40:46,216 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 07:40:46,221 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 07:40:46,238 WARN L229 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_4f5b582c-b4f2-42e6-ab80-5912dbf1d64a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.3.prop1-back-serstep.c[1014,1027] [2022-11-16 07:40:46,517 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 07:40:46,532 INFO L208 MainTranslator]: Completed translation [2022-11-16 07:40:46,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:40:46 WrapperNode [2022-11-16 07:40:46,533 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 07:40:46,534 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 07:40:46,534 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 07:40:46,535 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 07:40:46,544 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:40:46" (1/1) ... [2022-11-16 07:40:46,628 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:40:46" (1/1) ... [2022-11-16 07:40:46,892 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 4773 [2022-11-16 07:40:46,892 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 07:40:46,893 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 07:40:46,894 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 07:40:46,894 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 07:40:46,906 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:40:46" (1/1) ... [2022-11-16 07:40:46,907 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:40:46" (1/1) ... [2022-11-16 07:40:46,943 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:40:46" (1/1) ... [2022-11-16 07:40:46,943 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:40:46" (1/1) ... [2022-11-16 07:40:47,128 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:40:46" (1/1) ... [2022-11-16 07:40:47,168 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:40:46" (1/1) ... [2022-11-16 07:40:47,185 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:40:46" (1/1) ... [2022-11-16 07:40:47,202 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:40:46" (1/1) ... [2022-11-16 07:40:47,279 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 07:40:47,280 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 07:40:47,280 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 07:40:47,282 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 07:40:47,283 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:40:46" (1/1) ... [2022-11-16 07:40:47,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 07:40:47,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5b582c-b4f2-42e6-ab80-5912dbf1d64a/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 07:40:47,333 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5b582c-b4f2-42e6-ab80-5912dbf1d64a/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 07:40:47,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5b582c-b4f2-42e6-ab80-5912dbf1d64a/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 07:40:47,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 07:40:47,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 07:40:48,298 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 07:40:48,301 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 07:40:55,026 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 07:41:20,288 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 07:41:20,288 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 07:41:20,291 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 07:41:20 BoogieIcfgContainer [2022-11-16 07:41:20,291 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 07:41:20,292 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 07:41:20,292 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 07:41:20,304 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 07:41:20,304 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 07:41:20" (1/1) ... [2022-11-16 07:41:20,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 07:41:20,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:41:20,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-16 07:41:20,378 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-16 07:41:20,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 07:41:20,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:41:20,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:41:21,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:41:24,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:41:34,645 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 07:41:44,739 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 07:41:46,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:41:46,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-16 07:41:46,240 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-16 07:41:46,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-16 07:41:46,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:41:46,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:46:22,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 07:46:22,747 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 07:51:37,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 07:51:49,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-16 07:51:49,608 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-16 07:51:49,612 INFO L158 Benchmark]: Toolchain (without parser) took 664487.39ms. Allocated memory was 96.5MB in the beginning and 7.9GB in the end (delta: 7.8GB). Free memory was 56.8MB in the beginning and 7.5GB in the end (delta: -7.4GB). Peak memory consumption was 390.8MB. Max. memory is 16.1GB. [2022-11-16 07:51:49,612 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 96.5MB. Free memory is still 77.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 07:51:49,613 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1407.07ms. Allocated memory was 96.5MB in the beginning and 140.5MB in the end (delta: 44.0MB). Free memory was 56.6MB in the beginning and 72.0MB in the end (delta: -15.4MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. [2022-11-16 07:51:49,614 INFO L158 Benchmark]: Boogie Procedure Inliner took 358.73ms. Allocated memory is still 140.5MB. Free memory was 72.0MB in the beginning and 65.2MB in the end (delta: 6.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-16 07:51:49,614 INFO L158 Benchmark]: Boogie Preprocessor took 385.51ms. Allocated memory is still 140.5MB. Free memory was 65.2MB in the beginning and 61.2MB in the end (delta: 4.0MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. [2022-11-16 07:51:49,615 INFO L158 Benchmark]: RCFGBuilder took 33011.27ms. Allocated memory was 140.5MB in the beginning and 7.1GB in the end (delta: 7.0GB). Free memory was 61.2MB in the beginning and 6.0GB in the end (delta: -5.9GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2022-11-16 07:51:49,616 INFO L158 Benchmark]: CodeCheck took 629318.37ms. Allocated memory was 7.1GB in the beginning and 7.9GB in the end (delta: 778.0MB). Free memory was 6.0GB in the beginning and 7.5GB in the end (delta: -1.5GB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 07:51:49,619 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 0.37ms. Allocated memory is still 96.5MB. Free memory is still 77.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1407.07ms. Allocated memory was 96.5MB in the beginning and 140.5MB in the end (delta: 44.0MB). Free memory was 56.6MB in the beginning and 72.0MB in the end (delta: -15.4MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 358.73ms. Allocated memory is still 140.5MB. Free memory was 72.0MB in the beginning and 65.2MB in the end (delta: 6.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 385.51ms. Allocated memory is still 140.5MB. Free memory was 65.2MB in the beginning and 61.2MB in the end (delta: 4.0MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. * RCFGBuilder took 33011.27ms. Allocated memory was 140.5MB in the beginning and 7.1GB in the end (delta: 7.0GB). Free memory was 61.2MB in the beginning and 6.0GB in the end (delta: -5.9GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. * CodeCheck took 629318.37ms. Allocated memory was 7.1GB in the beginning and 7.9GB in the end (delta: 778.0MB). Free memory was 6.0GB in the beginning and 7.5GB in the end (delta: -1.5GB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 07:51:49,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5b582c-b4f2-42e6-ab80-5912dbf1d64a/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5b582c-b4f2-42e6-ab80-5912dbf1d64a/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5b582c-b4f2-42e6-ab80-5912dbf1d64a/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5b582c-b4f2-42e6-ab80-5912dbf1d64a/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5b582c-b4f2-42e6-ab80-5912dbf1d64a/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.3.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5b582c-b4f2-42e6-ab80-5912dbf1d64a/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5b582c-b4f2-42e6-ab80-5912dbf1d64a/bin/ukojak-CydTVMUXoH --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 a6a9fcd02da26af7d325aaa9af7ff43790a2b784c4bc27cbf779dfc7d23a188a --- 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-e04fb08 [2022-11-16 07:51:52,338 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 07:51:52,341 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 07:51:52,380 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 07:51:52,381 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 07:51:52,384 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 07:51:52,387 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 07:51:52,397 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 07:51:52,400 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 07:51:52,405 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 07:51:52,409 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 07:51:52,412 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 07:51:52,412 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 07:51:52,415 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 07:51:52,416 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 07:51:52,418 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 07:51:52,421 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 07:51:52,422 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 07:51:52,427 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 07:51:52,434 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 07:51:52,437 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 07:51:52,439 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 07:51:52,441 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 07:51:52,443 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 07:51:52,452 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 07:51:52,452 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 07:51:52,453 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 07:51:52,454 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 07:51:52,455 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 07:51:52,457 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 07:51:52,457 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 07:51:52,458 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 07:51:52,463 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 07:51:52,464 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 07:51:52,465 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 07:51:52,466 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 07:51:52,466 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 07:51:52,467 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 07:51:52,467 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 07:51:52,469 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 07:51:52,470 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 07:51:52,475 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5b582c-b4f2-42e6-ab80-5912dbf1d64a/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-16 07:51:52,516 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 07:51:52,516 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 07:51:52,518 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 07:51:52,519 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 07:51:52,520 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 07:51:52,520 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 07:51:52,521 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 07:51:52,521 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 07:51:52,521 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 07:51:52,521 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 07:51:52,523 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 07:51:52,523 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 07:51:52,523 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 07:51:52,523 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 07:51:52,524 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 07:51:52,524 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 07:51:52,524 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 07:51:52,524 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 07:51:52,525 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 07:51:52,525 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 07:51:52,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 07:51:52,526 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 07:51:52,526 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 07:51:52,526 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 07:51:52,526 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-16 07:51:52,527 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 07:51:52,527 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 07:51:52,527 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-16 07:51:52,527 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 07:51:52,528 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_4f5b582c-b4f2-42e6-ab80-5912dbf1d64a/bin/ukojak-CydTVMUXoH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5b582c-b4f2-42e6-ab80-5912dbf1d64a/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6a9fcd02da26af7d325aaa9af7ff43790a2b784c4bc27cbf779dfc7d23a188a [2022-11-16 07:51:52,953 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 07:51:52,986 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 07:51:52,989 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 07:51:52,990 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 07:51:52,991 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 07:51:52,993 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5b582c-b4f2-42e6-ab80-5912dbf1d64a/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.3.prop1-back-serstep.c [2022-11-16 07:51:53,067 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5b582c-b4f2-42e6-ab80-5912dbf1d64a/bin/ukojak-CydTVMUXoH/data/c20801636/da0c238d6fe74f5eb58f35e5962714be/FLAGd57425ae8 [2022-11-16 07:51:53,806 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 07:51:53,807 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5b582c-b4f2-42e6-ab80-5912dbf1d64a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.3.prop1-back-serstep.c [2022-11-16 07:51:53,826 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5b582c-b4f2-42e6-ab80-5912dbf1d64a/bin/ukojak-CydTVMUXoH/data/c20801636/da0c238d6fe74f5eb58f35e5962714be/FLAGd57425ae8 [2022-11-16 07:51:53,988 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5b582c-b4f2-42e6-ab80-5912dbf1d64a/bin/ukojak-CydTVMUXoH/data/c20801636/da0c238d6fe74f5eb58f35e5962714be [2022-11-16 07:51:53,991 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 07:51:53,993 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 07:51:53,997 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 07:51:53,997 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 07:51:54,000 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 07:51:54,001 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:51:53" (1/1) ... [2022-11-16 07:51:54,002 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ca3f56f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:51:54, skipping insertion in model container [2022-11-16 07:51:54,002 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:51:53" (1/1) ... [2022-11-16 07:51:54,010 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 07:51:54,125 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 07:51:54,329 WARN L229 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_4f5b582c-b4f2-42e6-ab80-5912dbf1d64a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.3.prop1-back-serstep.c[1014,1027] [2022-11-16 07:51:54,833 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 07:51:54,836 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 07:51:54,847 WARN L229 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_4f5b582c-b4f2-42e6-ab80-5912dbf1d64a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.3.prop1-back-serstep.c[1014,1027] [2022-11-16 07:51:55,018 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 07:51:55,030 INFO L208 MainTranslator]: Completed translation [2022-11-16 07:51:55,031 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:51:55 WrapperNode [2022-11-16 07:51:55,031 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 07:51:55,034 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 07:51:55,035 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 07:51:55,035 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 07:51:55,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:51:55" (1/1) ... [2022-11-16 07:51:55,101 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:51:55" (1/1) ... [2022-11-16 07:51:55,275 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2855 [2022-11-16 07:51:55,275 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 07:51:55,276 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 07:51:55,276 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 07:51:55,276 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 07:51:55,285 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:51:55" (1/1) ... [2022-11-16 07:51:55,285 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:51:55" (1/1) ... [2022-11-16 07:51:55,304 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:51:55" (1/1) ... [2022-11-16 07:51:55,304 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:51:55" (1/1) ... [2022-11-16 07:51:55,372 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:51:55" (1/1) ... [2022-11-16 07:51:55,390 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:51:55" (1/1) ... [2022-11-16 07:51:55,404 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:51:55" (1/1) ... [2022-11-16 07:51:55,420 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:51:55" (1/1) ... [2022-11-16 07:51:55,496 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 07:51:55,498 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 07:51:55,498 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 07:51:55,499 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 07:51:55,500 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:51:55" (1/1) ... [2022-11-16 07:51:55,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 07:51:55,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5b582c-b4f2-42e6-ab80-5912dbf1d64a/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 07:51:55,572 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5b582c-b4f2-42e6-ab80-5912dbf1d64a/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 07:51:55,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5b582c-b4f2-42e6-ab80-5912dbf1d64a/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 07:51:55,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 07:51:55,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 07:51:56,295 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 07:51:56,297 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 07:52:01,758 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 07:52:01,816 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 07:52:01,816 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 07:52:01,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 07:52:01 BoogieIcfgContainer [2022-11-16 07:52:01,819 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 07:52:01,820 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 07:52:01,820 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 07:52:01,830 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 07:52:01,830 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 07:52:01" (1/1) ... [2022-11-16 07:52:01,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 07:52:01,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:52:01,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-16 07:52:01,910 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-16 07:52:01,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 07:52:01,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:52:01,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:52:01,958 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-16 07:52:01,962 INFO L158 Benchmark]: Toolchain (without parser) took 7968.64ms. Allocated memory was 50.3MB in the beginning and 425.7MB in the end (delta: 375.4MB). Free memory was 23.0MB in the beginning and 265.9MB in the end (delta: -242.9MB). Peak memory consumption was 132.3MB. Max. memory is 16.1GB. [2022-11-16 07:52:01,963 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 50.3MB. Free memory is still 32.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 07:52:01,964 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1036.55ms. Allocated memory was 50.3MB in the beginning and 83.9MB in the end (delta: 33.6MB). Free memory was 22.9MB in the beginning and 48.5MB in the end (delta: -25.6MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. [2022-11-16 07:52:01,964 INFO L158 Benchmark]: Boogie Procedure Inliner took 241.02ms. Allocated memory is still 83.9MB. Free memory was 48.5MB in the beginning and 40.8MB in the end (delta: 7.7MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. [2022-11-16 07:52:01,965 INFO L158 Benchmark]: Boogie Preprocessor took 220.89ms. Allocated memory is still 83.9MB. Free memory was 40.8MB in the beginning and 38.9MB in the end (delta: 1.9MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2022-11-16 07:52:01,966 INFO L158 Benchmark]: RCFGBuilder took 6320.82ms. Allocated memory was 83.9MB in the beginning and 425.7MB in the end (delta: 341.8MB). Free memory was 38.9MB in the beginning and 272.2MB in the end (delta: -233.3MB). Peak memory consumption was 181.7MB. Max. memory is 16.1GB. [2022-11-16 07:52:01,966 INFO L158 Benchmark]: CodeCheck took 141.07ms. Allocated memory is still 425.7MB. Free memory was 272.2MB in the beginning and 265.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-16 07:52:01,970 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 0.30ms. Allocated memory is still 50.3MB. Free memory is still 32.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1036.55ms. Allocated memory was 50.3MB in the beginning and 83.9MB in the end (delta: 33.6MB). Free memory was 22.9MB in the beginning and 48.5MB in the end (delta: -25.6MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 241.02ms. Allocated memory is still 83.9MB. Free memory was 48.5MB in the beginning and 40.8MB in the end (delta: 7.7MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 220.89ms. Allocated memory is still 83.9MB. Free memory was 40.8MB in the beginning and 38.9MB in the end (delta: 1.9MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * RCFGBuilder took 6320.82ms. Allocated memory was 83.9MB in the beginning and 425.7MB in the end (delta: 341.8MB). Free memory was 38.9MB in the beginning and 272.2MB in the end (delta: -233.3MB). Peak memory consumption was 181.7MB. Max. memory is 16.1GB. * CodeCheck took 141.07ms. Allocated memory is still 425.7MB. Free memory was 272.2MB in the beginning and 265.9MB 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. [2022-11-16 07:52:01,996 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f5b582c-b4f2-42e6-ab80-5912dbf1d64a/bin/ukojak-CydTVMUXoH/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