./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.1.prop1-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_58fc29d4-4130-48a1-ac02-fd08ddc425cb/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fc29d4-4130-48a1-ac02-fd08ddc425cb/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_58fc29d4-4130-48a1-ac02-fd08ddc425cb/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fc29d4-4130-48a1-ac02-fd08ddc425cb/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fc29d4-4130-48a1-ac02-fd08ddc425cb/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_58fc29d4-4130-48a1-ac02-fd08ddc425cb/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 4d343f015bdade7c926dd004d939f544af176f7aa18eb19c6126e0789fd25a47 --- 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 [2022-12-15 02:02:27,277 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:02:27,279 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:02:27,298 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:02:27,298 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:02:27,299 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:02:27,300 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:02:27,302 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:02:27,304 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:02:27,305 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:02:27,306 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:02:27,307 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:02:27,307 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:02:27,308 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:02:27,309 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:02:27,309 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:02:27,310 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:02:27,310 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:02:27,312 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:02:27,313 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:02:27,314 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:02:27,315 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:02:27,315 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:02:27,316 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:02:27,318 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:02:27,319 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:02:27,319 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:02:27,319 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:02:27,320 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:02:27,320 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:02:27,320 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:02:27,321 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:02:27,322 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:02:27,322 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:02:27,323 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:02:27,323 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:02:27,323 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:02:27,323 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:02:27,324 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:02:27,324 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:02:27,325 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:02:27,325 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fc29d4-4130-48a1-ac02-fd08ddc425cb/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-12-15 02:02:27,339 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:02:27,339 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:02:27,339 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 02:02:27,340 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 02:02:27,340 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:02:27,340 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:02:27,340 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:02:27,340 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 02:02:27,341 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:02:27,341 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 02:02:27,341 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:02:27,341 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 02:02:27,341 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 02:02:27,341 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:02:27,341 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 02:02:27,341 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:02:27,341 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:02:27,342 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:02:27,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:02:27,342 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:02:27,342 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:02:27,342 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 02:02:27,342 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 02:02:27,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 02:02:27,342 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 02:02:27,343 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_58fc29d4-4130-48a1-ac02-fd08ddc425cb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fc29d4-4130-48a1-ac02-fd08ddc425cb/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d343f015bdade7c926dd004d939f544af176f7aa18eb19c6126e0789fd25a47 [2022-12-15 02:02:27,509 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:02:27,528 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:02:27,530 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:02:27,531 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:02:27,531 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:02:27,532 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fc29d4-4130-48a1-ac02-fd08ddc425cb/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.1.prop1-back-serstep.c [2022-12-15 02:02:30,067 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:02:30,262 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:02:30,263 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fc29d4-4130-48a1-ac02-fd08ddc425cb/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.1.prop1-back-serstep.c [2022-12-15 02:02:30,274 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fc29d4-4130-48a1-ac02-fd08ddc425cb/bin/ukojak-rkRKPMF4O4/data/d05fff553/83d0791bf22e417d9170b5bcc3d8dde9/FLAG7754f857a [2022-12-15 02:02:30,285 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fc29d4-4130-48a1-ac02-fd08ddc425cb/bin/ukojak-rkRKPMF4O4/data/d05fff553/83d0791bf22e417d9170b5bcc3d8dde9 [2022-12-15 02:02:30,287 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:02:30,288 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:02:30,289 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:02:30,289 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:02:30,291 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:02:30,292 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:02:30" (1/1) ... [2022-12-15 02:02:30,293 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b8c88e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:02:30, skipping insertion in model container [2022-12-15 02:02:30,293 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:02:30" (1/1) ... [2022-12-15 02:02:30,298 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:02:30,337 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:02:30,449 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_58fc29d4-4130-48a1-ac02-fd08ddc425cb/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.1.prop1-back-serstep.c[1014,1027] [2022-12-15 02:02:30,613 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:02:30,617 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:02:30,625 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_58fc29d4-4130-48a1-ac02-fd08ddc425cb/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.1.prop1-back-serstep.c[1014,1027] [2022-12-15 02:02:30,711 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:02:30,724 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:02:30,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:02:30 WrapperNode [2022-12-15 02:02:30,725 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:02:30,726 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:02:30,726 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:02:30,726 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:02:30,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:02:30" (1/1) ... [2022-12-15 02:02:30,764 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:02:30" (1/1) ... [2022-12-15 02:02:30,850 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1487 [2022-12-15 02:02:30,850 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:02:30,851 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:02:30,851 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:02:30,851 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:02:30,859 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:02:30" (1/1) ... [2022-12-15 02:02:30,859 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:02:30" (1/1) ... [2022-12-15 02:02:30,868 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:02:30" (1/1) ... [2022-12-15 02:02:30,868 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:02:30" (1/1) ... [2022-12-15 02:02:30,901 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:02:30" (1/1) ... [2022-12-15 02:02:30,906 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:02:30" (1/1) ... [2022-12-15 02:02:30,914 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:02:30" (1/1) ... [2022-12-15 02:02:30,923 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:02:30" (1/1) ... [2022-12-15 02:02:30,938 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:02:30,939 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:02:30,939 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:02:30,940 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:02:30,940 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:02:30" (1/1) ... [2022-12-15 02:02:30,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:02:30,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fc29d4-4130-48a1-ac02-fd08ddc425cb/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:02:30,964 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fc29d4-4130-48a1-ac02-fd08ddc425cb/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:02:30,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fc29d4-4130-48a1-ac02-fd08ddc425cb/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:02:30,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:02:30,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:02:31,245 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:02:31,246 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:03:21,974 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:03:22,001 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:03:22,001 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 02:03:22,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:03:22 BoogieIcfgContainer [2022-12-15 02:03:22,003 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:03:22,004 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:03:22,004 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:03:22,014 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:03:22,014 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:03:22" (1/1) ... [2022-12-15 02:03:22,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 02:03:22,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:22,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-15 02:03:22,074 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-15 02:03:22,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 02:03:22,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:22,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:03:22,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:03:23,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:03:33,934 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-15 02:03:43,990 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-15 02:03:44,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:44,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-12-15 02:03:44,763 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-12-15 02:03:44,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 02:03:44,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:44,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:04:22,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 02:04:22,031 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-15 02:04:52,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 02:05:03,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-12-15 02:05:03,296 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) [2022-12-15 02:05:03,299 INFO L158 Benchmark]: Toolchain (without parser) took 153010.22ms. Allocated memory was 125.8MB in the beginning and 805.3MB in the end (delta: 679.5MB). Free memory was 93.7MB in the beginning and 666.0MB in the end (delta: -572.2MB). Peak memory consumption was 554.5MB. Max. memory is 16.1GB. [2022-12-15 02:05:03,299 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 125.8MB. Free memory is still 69.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:05:03,299 INFO L158 Benchmark]: CACSL2BoogieTranslator took 436.36ms. Allocated memory was 125.8MB in the beginning and 151.0MB in the end (delta: 25.2MB). Free memory was 93.2MB in the beginning and 115.1MB in the end (delta: -21.9MB). Peak memory consumption was 58.9MB. Max. memory is 16.1GB. [2022-12-15 02:05:03,300 INFO L158 Benchmark]: Boogie Procedure Inliner took 124.54ms. Allocated memory is still 151.0MB. Free memory was 115.1MB in the beginning and 99.1MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-15 02:05:03,300 INFO L158 Benchmark]: Boogie Preprocessor took 87.55ms. Allocated memory is still 151.0MB. Free memory was 99.1MB in the beginning and 91.4MB in the end (delta: 7.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-15 02:05:03,301 INFO L158 Benchmark]: RCFGBuilder took 51064.25ms. Allocated memory was 151.0MB in the beginning and 671.1MB in the end (delta: 520.1MB). Free memory was 90.7MB in the beginning and 321.1MB in the end (delta: -230.4MB). Peak memory consumption was 396.3MB. Max. memory is 16.1GB. [2022-12-15 02:05:03,301 INFO L158 Benchmark]: CodeCheck took 101293.60ms. Allocated memory was 671.1MB in the beginning and 805.3MB in the end (delta: 134.2MB). Free memory was 321.1MB in the beginning and 666.0MB in the end (delta: -344.9MB). Peak memory consumption was 233.5MB. Max. memory is 16.1GB. [2022-12-15 02:05:03,304 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 0.17ms. Allocated memory is still 125.8MB. Free memory is still 69.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 436.36ms. Allocated memory was 125.8MB in the beginning and 151.0MB in the end (delta: 25.2MB). Free memory was 93.2MB in the beginning and 115.1MB in the end (delta: -21.9MB). Peak memory consumption was 58.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 124.54ms. Allocated memory is still 151.0MB. Free memory was 115.1MB in the beginning and 99.1MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 87.55ms. Allocated memory is still 151.0MB. Free memory was 99.1MB in the beginning and 91.4MB in the end (delta: 7.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 51064.25ms. Allocated memory was 151.0MB in the beginning and 671.1MB in the end (delta: 520.1MB). Free memory was 90.7MB in the beginning and 321.1MB in the end (delta: -230.4MB). Peak memory consumption was 396.3MB. Max. memory is 16.1GB. * CodeCheck took 101293.60ms. Allocated memory was 671.1MB in the beginning and 805.3MB in the end (delta: 134.2MB). Free memory was 321.1MB in the beginning and 666.0MB in the end (delta: -344.9MB). Peak memory consumption was 233.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 02:05:03,334 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fc29d4-4130-48a1-ac02-fd08ddc425cb/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fc29d4-4130-48a1-ac02-fd08ddc425cb/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fc29d4-4130-48a1-ac02-fd08ddc425cb/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_58fc29d4-4130-48a1-ac02-fd08ddc425cb/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fc29d4-4130-48a1-ac02-fd08ddc425cb/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fc29d4-4130-48a1-ac02-fd08ddc425cb/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_58fc29d4-4130-48a1-ac02-fd08ddc425cb/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 4d343f015bdade7c926dd004d939f544af176f7aa18eb19c6126e0789fd25a47 --- 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 [2022-12-15 02:05:04,830 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:05:04,831 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:05:04,845 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:05:04,845 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:05:04,846 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:05:04,846 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:05:04,848 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:05:04,849 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:05:04,849 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:05:04,850 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:05:04,850 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:05:04,851 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:05:04,851 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:05:04,852 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:05:04,853 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:05:04,853 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:05:04,854 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:05:04,855 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:05:04,856 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:05:04,857 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:05:04,858 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:05:04,859 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:05:04,860 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:05:04,862 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:05:04,862 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:05:04,862 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:05:04,863 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:05:04,864 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:05:04,864 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:05:04,864 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:05:04,865 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:05:04,865 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:05:04,866 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:05:04,867 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:05:04,873 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:05:04,874 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:05:04,874 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:05:04,875 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:05:04,876 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:05:04,876 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:05:04,877 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fc29d4-4130-48a1-ac02-fd08ddc425cb/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-12-15 02:05:04,900 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:05:04,900 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:05:04,901 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 02:05:04,902 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 02:05:04,902 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:05:04,902 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:05:04,903 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:05:04,903 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:05:04,903 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 02:05:04,903 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:05:04,903 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 02:05:04,904 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 02:05:04,904 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 02:05:04,904 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 02:05:04,904 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 02:05:04,904 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:05:04,905 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 02:05:04,905 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:05:04,905 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:05:04,905 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:05:04,905 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:05:04,906 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:05:04,906 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:05:04,906 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 02:05:04,906 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 02:05:04,906 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 02:05:04,907 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 02:05:04,907 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 02:05:04,907 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 02:05:04,907 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_58fc29d4-4130-48a1-ac02-fd08ddc425cb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fc29d4-4130-48a1-ac02-fd08ddc425cb/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d343f015bdade7c926dd004d939f544af176f7aa18eb19c6126e0789fd25a47 [2022-12-15 02:05:05,151 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:05:05,169 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:05:05,171 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:05:05,172 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:05:05,172 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:05:05,173 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fc29d4-4130-48a1-ac02-fd08ddc425cb/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.1.prop1-back-serstep.c [2022-12-15 02:05:07,818 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:05:07,993 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:05:07,993 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fc29d4-4130-48a1-ac02-fd08ddc425cb/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.1.prop1-back-serstep.c [2022-12-15 02:05:08,005 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fc29d4-4130-48a1-ac02-fd08ddc425cb/bin/ukojak-rkRKPMF4O4/data/2470605a9/6c4337525ec6453d9d1165bfd1bd18eb/FLAGa96353499 [2022-12-15 02:05:08,016 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fc29d4-4130-48a1-ac02-fd08ddc425cb/bin/ukojak-rkRKPMF4O4/data/2470605a9/6c4337525ec6453d9d1165bfd1bd18eb [2022-12-15 02:05:08,018 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:05:08,019 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:05:08,020 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:05:08,020 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:05:08,022 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:05:08,023 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:05:08" (1/1) ... [2022-12-15 02:05:08,024 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ac47cc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:08, skipping insertion in model container [2022-12-15 02:05:08,024 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:05:08" (1/1) ... [2022-12-15 02:05:08,029 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:05:08,074 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:05:08,189 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_58fc29d4-4130-48a1-ac02-fd08ddc425cb/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.1.prop1-back-serstep.c[1014,1027] [2022-12-15 02:05:08,352 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:05:08,356 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:05:08,365 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_58fc29d4-4130-48a1-ac02-fd08ddc425cb/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.1.prop1-back-serstep.c[1014,1027] [2022-12-15 02:05:08,439 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:05:08,449 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:05:08,449 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:08 WrapperNode [2022-12-15 02:05:08,449 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:05:08,450 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:05:08,450 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:05:08,450 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:05:08,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:08" (1/1) ... [2022-12-15 02:05:08,473 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:08" (1/1) ... [2022-12-15 02:05:08,512 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1487 [2022-12-15 02:05:08,513 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:05:08,513 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:05:08,513 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:05:08,513 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:05:08,521 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:08" (1/1) ... [2022-12-15 02:05:08,521 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:08" (1/1) ... [2022-12-15 02:05:08,527 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:08" (1/1) ... [2022-12-15 02:05:08,527 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:08" (1/1) ... [2022-12-15 02:05:08,560 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:08" (1/1) ... [2022-12-15 02:05:08,563 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:08" (1/1) ... [2022-12-15 02:05:08,567 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:08" (1/1) ... [2022-12-15 02:05:08,570 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:08" (1/1) ... [2022-12-15 02:05:08,577 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:05:08,577 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:05:08,578 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:05:08,578 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:05:08,578 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:08" (1/1) ... [2022-12-15 02:05:08,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:05:08,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fc29d4-4130-48a1-ac02-fd08ddc425cb/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:05:08,606 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fc29d4-4130-48a1-ac02-fd08ddc425cb/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:05:08,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fc29d4-4130-48a1-ac02-fd08ddc425cb/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:05:08,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:05:08,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:05:08,898 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:05:08,899 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:05:09,962 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:05:09,983 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:05:09,983 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 02:05:09,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:05:09 BoogieIcfgContainer [2022-12-15 02:05:09,985 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:05:09,985 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:05:09,985 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:05:09,992 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:05:09,992 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:05:09" (1/1) ... [2022-12-15 02:05:09,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 02:05:10,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:10,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-15 02:05:10,036 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-15 02:05:10,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 02:05:10,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:10,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:10,068 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) [2022-12-15 02:05:10,071 INFO L158 Benchmark]: Toolchain (without parser) took 2051.25ms. Allocated memory was 65.0MB in the beginning and 132.1MB in the end (delta: 67.1MB). Free memory was 34.1MB in the beginning and 56.9MB in the end (delta: -22.7MB). Peak memory consumption was 44.3MB. Max. memory is 16.1GB. [2022-12-15 02:05:10,071 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 65.0MB. Free memory was 43.9MB in the beginning and 43.8MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:05:10,072 INFO L158 Benchmark]: CACSL2BoogieTranslator took 429.28ms. Allocated memory was 65.0MB in the beginning and 90.2MB in the end (delta: 25.2MB). Free memory was 33.8MB in the beginning and 52.6MB in the end (delta: -18.8MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2022-12-15 02:05:10,072 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.97ms. Allocated memory is still 90.2MB. Free memory was 52.6MB in the beginning and 42.5MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-15 02:05:10,072 INFO L158 Benchmark]: Boogie Preprocessor took 63.86ms. Allocated memory is still 90.2MB. Free memory was 42.1MB in the beginning and 55.1MB in the end (delta: -13.1MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2022-12-15 02:05:10,073 INFO L158 Benchmark]: RCFGBuilder took 1407.29ms. Allocated memory was 90.2MB in the beginning and 132.1MB in the end (delta: 41.9MB). Free memory was 55.1MB in the beginning and 63.1MB in the end (delta: -8.0MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. [2022-12-15 02:05:10,073 INFO L158 Benchmark]: CodeCheck took 84.77ms. Allocated memory is still 132.1MB. Free memory was 63.1MB in the beginning and 56.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-15 02:05:10,075 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 0.13ms. Allocated memory is still 65.0MB. Free memory was 43.9MB in the beginning and 43.8MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 429.28ms. Allocated memory was 65.0MB in the beginning and 90.2MB in the end (delta: 25.2MB). Free memory was 33.8MB in the beginning and 52.6MB in the end (delta: -18.8MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.97ms. Allocated memory is still 90.2MB. Free memory was 52.6MB in the beginning and 42.5MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.86ms. Allocated memory is still 90.2MB. Free memory was 42.1MB in the beginning and 55.1MB in the end (delta: -13.1MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. * RCFGBuilder took 1407.29ms. Allocated memory was 90.2MB in the beginning and 132.1MB in the end (delta: 41.9MB). Free memory was 55.1MB in the beginning and 63.1MB in the end (delta: -8.0MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. * CodeCheck took 84.77ms. Allocated memory is still 132.1MB. Free memory was 63.1MB in the beginning and 56.9MB 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. [2022-12-15 02:05:10,094 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fc29d4-4130-48a1-ac02-fd08ddc425cb/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