./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.3.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_737fab85-bef2-47fc-b45f-09b48b183c44/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fab85-bef2-47fc-b45f-09b48b183c44/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_737fab85-bef2-47fc-b45f-09b48b183c44/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fab85-bef2-47fc-b45f-09b48b183c44/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.3.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fab85-bef2-47fc-b45f-09b48b183c44/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_737fab85-bef2-47fc-b45f-09b48b183c44/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 82c3e47235c3d85e87986dc1ad354b4dcbf57cb820e4aab02d6ca07592347135 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 19:11:03,180 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:11:03,181 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:11:03,195 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:11:03,196 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:11:03,196 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:11:03,197 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:11:03,198 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:11:03,199 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:11:03,200 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:11:03,201 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:11:03,202 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:11:03,202 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:11:03,203 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:11:03,203 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:11:03,204 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:11:03,205 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:11:03,206 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:11:03,207 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:11:03,208 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:11:03,209 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:11:03,210 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:11:03,211 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:11:03,212 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:11:03,214 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:11:03,214 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:11:03,215 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:11:03,216 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:11:03,216 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:11:03,217 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:11:03,217 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:11:03,218 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:11:03,218 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:11:03,219 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:11:03,219 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:11:03,220 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:11:03,220 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:11:03,220 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:11:03,221 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:11:03,221 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:11:03,222 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:11:03,223 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fab85-bef2-47fc-b45f-09b48b183c44/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-12-14 19:11:03,245 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:11:03,245 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:11:03,246 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 19:11:03,246 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 19:11:03,246 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:11:03,247 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:11:03,247 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:11:03,247 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 19:11:03,247 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:11:03,247 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 19:11:03,248 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:11:03,248 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 19:11:03,248 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 19:11:03,248 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:11:03,248 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 19:11:03,248 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:11:03,249 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:11:03,249 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:11:03,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:11:03,249 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:11:03,250 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:11:03,250 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 19:11:03,250 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 19:11:03,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 19:11:03,250 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 19:11:03,250 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_737fab85-bef2-47fc-b45f-09b48b183c44/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fab85-bef2-47fc-b45f-09b48b183c44/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 82c3e47235c3d85e87986dc1ad354b4dcbf57cb820e4aab02d6ca07592347135 [2022-12-14 19:11:03,442 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:11:03,458 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:11:03,460 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:11:03,461 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:11:03,461 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:11:03,462 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fab85-bef2-47fc-b45f-09b48b183c44/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.3.prop1-back-serstep.c [2022-12-14 19:11:06,021 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:11:06,253 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:11:06,253 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fab85-bef2-47fc-b45f-09b48b183c44/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.3.prop1-back-serstep.c [2022-12-14 19:11:06,264 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fab85-bef2-47fc-b45f-09b48b183c44/bin/ukojak-rkRKPMF4O4/data/a82545dbe/90f7abc70a5b426fbd65bdc2062b3990/FLAGb741d0556 [2022-12-14 19:11:06,275 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fab85-bef2-47fc-b45f-09b48b183c44/bin/ukojak-rkRKPMF4O4/data/a82545dbe/90f7abc70a5b426fbd65bdc2062b3990 [2022-12-14 19:11:06,276 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:11:06,277 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:11:06,278 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:11:06,278 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:11:06,281 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:11:06,281 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:11:06" (1/1) ... [2022-12-14 19:11:06,282 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1383a2ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:11:06, skipping insertion in model container [2022-12-14 19:11:06,282 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:11:06" (1/1) ... [2022-12-14 19:11:06,287 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:11:06,331 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:11:06,453 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_737fab85-bef2-47fc-b45f-09b48b183c44/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.3.prop1-back-serstep.c[1014,1027] [2022-12-14 19:11:06,687 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:11:06,691 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:11:06,700 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_737fab85-bef2-47fc-b45f-09b48b183c44/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.3.prop1-back-serstep.c[1014,1027] [2022-12-14 19:11:06,841 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:11:06,854 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:11:06,854 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:11:06 WrapperNode [2022-12-14 19:11:06,855 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:11:06,856 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:11:06,856 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:11:06,856 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:11:06,863 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:11:06" (1/1) ... [2022-12-14 19:11:06,896 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:11:06" (1/1) ... [2022-12-14 19:11:07,000 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2386 [2022-12-14 19:11:07,001 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:11:07,001 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:11:07,002 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:11:07,002 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:11:07,009 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:11:06" (1/1) ... [2022-12-14 19:11:07,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:11:06" (1/1) ... [2022-12-14 19:11:07,020 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:11:06" (1/1) ... [2022-12-14 19:11:07,021 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:11:06" (1/1) ... [2022-12-14 19:11:07,052 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:11:06" (1/1) ... [2022-12-14 19:11:07,055 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:11:06" (1/1) ... [2022-12-14 19:11:07,066 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:11:06" (1/1) ... [2022-12-14 19:11:07,074 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:11:06" (1/1) ... [2022-12-14 19:11:07,094 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:11:07,094 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:11:07,094 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:11:07,095 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:11:07,095 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:11:06" (1/1) ... [2022-12-14 19:11:07,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:11:07,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fab85-bef2-47fc-b45f-09b48b183c44/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:11:07,117 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fab85-bef2-47fc-b45f-09b48b183c44/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:11:07,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fab85-bef2-47fc-b45f-09b48b183c44/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:11:07,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:11:07,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:11:07,503 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:11:07,504 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:16:32,703 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:16:32,739 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:16:32,739 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 19:16:32,742 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:16:32 BoogieIcfgContainer [2022-12-14 19:16:32,742 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 19:16:32,743 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 19:16:32,743 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 19:16:32,752 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 19:16:32,752 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:16:32" (1/1) ... [2022-12-14 19:16:32,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 19:16:32,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:16:32,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-14 19:16:32,814 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-14 19:16:32,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 19:16:32,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:16:32,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:16:33,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:16:34,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:16:44,730 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-12-14 19:16:54,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-12-14 19:16:57,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:16:57,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-12-14 19:16:57,124 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-12-14 19:16:57,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 19:16:57,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:16:57,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:17:08,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-12-14 19:17:08,222 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 19:17:08,225 INFO L158 Benchmark]: Toolchain (without parser) took 361947.64ms. Allocated memory was 155.2MB in the beginning and 973.1MB in the end (delta: 817.9MB). Free memory was 118.3MB in the beginning and 594.8MB in the end (delta: -476.5MB). Peak memory consumption was 344.2MB. Max. memory is 16.1GB. [2022-12-14 19:17:08,226 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 155.2MB. Free memory is still 98.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:17:08,226 INFO L158 Benchmark]: CACSL2BoogieTranslator took 576.63ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 118.3MB in the beginning and 132.9MB in the end (delta: -14.5MB). Peak memory consumption was 84.8MB. Max. memory is 16.1GB. [2022-12-14 19:17:08,227 INFO L158 Benchmark]: Boogie Procedure Inliner took 145.25ms. Allocated memory is still 186.6MB. Free memory was 132.9MB in the beginning and 104.6MB in the end (delta: 28.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-12-14 19:17:08,227 INFO L158 Benchmark]: Boogie Preprocessor took 92.42ms. Allocated memory is still 186.6MB. Free memory was 104.6MB in the beginning and 92.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 19:17:08,228 INFO L158 Benchmark]: RCFGBuilder took 325647.66ms. Allocated memory was 186.6MB in the beginning and 973.1MB in the end (delta: 786.4MB). Free memory was 92.0MB in the beginning and 723.9MB in the end (delta: -631.9MB). Peak memory consumption was 569.7MB. Max. memory is 16.1GB. [2022-12-14 19:17:08,228 INFO L158 Benchmark]: CodeCheck took 35482.00ms. Allocated memory is still 973.1MB. Free memory was 723.9MB in the beginning and 594.8MB in the end (delta: 129.1MB). Peak memory consumption was 130.1MB. Max. memory is 16.1GB. [2022-12-14 19:17:08,231 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 0.13ms. Allocated memory is still 155.2MB. Free memory is still 98.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 576.63ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 118.3MB in the beginning and 132.9MB in the end (delta: -14.5MB). Peak memory consumption was 84.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 145.25ms. Allocated memory is still 186.6MB. Free memory was 132.9MB in the beginning and 104.6MB in the end (delta: 28.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 92.42ms. Allocated memory is still 186.6MB. Free memory was 104.6MB in the beginning and 92.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 325647.66ms. Allocated memory was 186.6MB in the beginning and 973.1MB in the end (delta: 786.4MB). Free memory was 92.0MB in the beginning and 723.9MB in the end (delta: -631.9MB). Peak memory consumption was 569.7MB. Max. memory is 16.1GB. * CodeCheck took 35482.00ms. Allocated memory is still 973.1MB. Free memory was 723.9MB in the beginning and 594.8MB in the end (delta: 129.1MB). Peak memory consumption was 130.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 19:17:08,442 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fab85-bef2-47fc-b45f-09b48b183c44/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2022-12-14 19:17:08,484 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fab85-bef2-47fc-b45f-09b48b183c44/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fab85-bef2-47fc-b45f-09b48b183c44/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fab85-bef2-47fc-b45f-09b48b183c44/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_737fab85-bef2-47fc-b45f-09b48b183c44/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fab85-bef2-47fc-b45f-09b48b183c44/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.3.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fab85-bef2-47fc-b45f-09b48b183c44/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_737fab85-bef2-47fc-b45f-09b48b183c44/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 82c3e47235c3d85e87986dc1ad354b4dcbf57cb820e4aab02d6ca07592347135 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 19:17:09,811 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:17:09,813 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:17:09,832 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:17:09,833 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:17:09,834 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:17:09,835 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:17:09,836 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:17:09,838 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:17:09,839 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:17:09,840 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:17:09,841 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:17:09,841 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:17:09,842 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:17:09,843 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:17:09,844 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:17:09,844 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:17:09,845 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:17:09,847 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:17:09,848 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:17:09,850 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:17:09,851 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:17:09,852 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:17:09,853 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:17:09,856 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:17:09,857 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:17:09,857 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:17:09,858 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:17:09,858 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:17:09,859 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:17:09,859 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:17:09,860 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:17:09,861 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:17:09,862 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:17:09,863 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:17:09,863 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:17:09,870 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:17:09,870 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:17:09,870 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:17:09,871 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:17:09,871 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:17:09,872 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fab85-bef2-47fc-b45f-09b48b183c44/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-12-14 19:17:09,889 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:17:09,889 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:17:09,890 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 19:17:09,890 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 19:17:09,891 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:17:09,891 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:17:09,891 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:17:09,892 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:17:09,892 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 19:17:09,892 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:17:09,892 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 19:17:09,892 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 19:17:09,892 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 19:17:09,893 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 19:17:09,893 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 19:17:09,893 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:17:09,893 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 19:17:09,893 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:17:09,894 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:17:09,894 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:17:09,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:17:09,894 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:17:09,894 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:17:09,894 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 19:17:09,894 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 19:17:09,895 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 19:17:09,895 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 19:17:09,895 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 19:17:09,895 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 19:17:09,895 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_737fab85-bef2-47fc-b45f-09b48b183c44/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fab85-bef2-47fc-b45f-09b48b183c44/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 82c3e47235c3d85e87986dc1ad354b4dcbf57cb820e4aab02d6ca07592347135 [2022-12-14 19:17:10,136 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:17:10,151 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:17:10,153 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:17:10,154 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:17:10,155 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:17:10,156 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fab85-bef2-47fc-b45f-09b48b183c44/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.3.prop1-back-serstep.c [2022-12-14 19:17:12,776 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:17:13,014 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:17:13,014 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fab85-bef2-47fc-b45f-09b48b183c44/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.3.prop1-back-serstep.c [2022-12-14 19:17:13,040 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fab85-bef2-47fc-b45f-09b48b183c44/bin/ukojak-rkRKPMF4O4/data/bb0170dac/a4698df9639844b6af5d92b1366675c2/FLAG06debae24 [2022-12-14 19:17:13,051 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fab85-bef2-47fc-b45f-09b48b183c44/bin/ukojak-rkRKPMF4O4/data/bb0170dac/a4698df9639844b6af5d92b1366675c2 [2022-12-14 19:17:13,053 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:17:13,054 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:17:13,055 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:17:13,055 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:17:13,057 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:17:13,057 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:17:13" (1/1) ... [2022-12-14 19:17:13,058 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60355110 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:17:13, skipping insertion in model container [2022-12-14 19:17:13,058 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:17:13" (1/1) ... [2022-12-14 19:17:13,064 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:17:13,107 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:17:13,232 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_737fab85-bef2-47fc-b45f-09b48b183c44/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.3.prop1-back-serstep.c[1014,1027] [2022-12-14 19:17:13,456 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:17:13,462 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:17:13,472 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_737fab85-bef2-47fc-b45f-09b48b183c44/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.3.prop1-back-serstep.c[1014,1027] [2022-12-14 19:17:13,579 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:17:13,589 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:17:13,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:17:13 WrapperNode [2022-12-14 19:17:13,590 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:17:13,590 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:17:13,590 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:17:13,590 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:17:13,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:17:13" (1/1) ... [2022-12-14 19:17:13,634 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:17:13" (1/1) ... [2022-12-14 19:17:13,711 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2386 [2022-12-14 19:17:13,720 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:17:13,721 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:17:13,721 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:17:13,721 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:17:13,730 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:17:13" (1/1) ... [2022-12-14 19:17:13,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:17:13" (1/1) ... [2022-12-14 19:17:13,742 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:17:13" (1/1) ... [2022-12-14 19:17:13,742 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:17:13" (1/1) ... [2022-12-14 19:17:13,774 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:17:13" (1/1) ... [2022-12-14 19:17:13,779 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:17:13" (1/1) ... [2022-12-14 19:17:13,787 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:17:13" (1/1) ... [2022-12-14 19:17:13,795 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:17:13" (1/1) ... [2022-12-14 19:17:13,808 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:17:13,809 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:17:13,809 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:17:13,809 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:17:13,810 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:17:13" (1/1) ... [2022-12-14 19:17:13,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:17:13,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fab85-bef2-47fc-b45f-09b48b183c44/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:17:13,835 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fab85-bef2-47fc-b45f-09b48b183c44/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:17:13,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fab85-bef2-47fc-b45f-09b48b183c44/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:17:13,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:17:13,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:17:14,222 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:17:14,225 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:17:16,766 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:17:16,793 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:17:16,793 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 19:17:16,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:17:16 BoogieIcfgContainer [2022-12-14 19:17:16,795 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 19:17:16,796 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 19:17:16,796 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 19:17:16,803 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 19:17:16,803 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:17:16" (1/1) ... [2022-12-14 19:17:16,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 19:17:16,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:17:16,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-14 19:17:16,850 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-14 19:17:16,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 19:17:16,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:17:16,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:17:16,892 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 19:17:16,901 INFO L158 Benchmark]: Toolchain (without parser) took 3846.16ms. Allocated memory was 83.9MB in the beginning and 195.0MB in the end (delta: 111.1MB). Free memory was 63.8MB in the beginning and 145.7MB in the end (delta: -82.0MB). Peak memory consumption was 140.5MB. Max. memory is 16.1GB. [2022-12-14 19:17:16,901 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 60.8MB. Free memory is still 39.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:17:16,902 INFO L158 Benchmark]: CACSL2BoogieTranslator took 535.28ms. Allocated memory is still 83.9MB. Free memory was 63.5MB in the beginning and 44.2MB in the end (delta: 19.3MB). Peak memory consumption was 41.0MB. Max. memory is 16.1GB. [2022-12-14 19:17:16,902 INFO L158 Benchmark]: Boogie Procedure Inliner took 129.86ms. Allocated memory is still 83.9MB. Free memory was 44.2MB in the beginning and 44.8MB in the end (delta: -598.0kB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. [2022-12-14 19:17:16,903 INFO L158 Benchmark]: Boogie Preprocessor took 87.22ms. Allocated memory is still 83.9MB. Free memory was 44.8MB in the beginning and 34.2MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-14 19:17:16,904 INFO L158 Benchmark]: RCFGBuilder took 2986.73ms. Allocated memory was 83.9MB in the beginning and 195.0MB in the end (delta: 111.1MB). Free memory was 34.2MB in the beginning and 43.3MB in the end (delta: -9.1MB). Peak memory consumption was 108.7MB. Max. memory is 16.1GB. [2022-12-14 19:17:16,904 INFO L158 Benchmark]: CodeCheck took 103.29ms. Allocated memory is still 195.0MB. Free memory was 43.3MB in the beginning and 145.7MB in the end (delta: -102.4MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. [2022-12-14 19:17:16,907 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 0.12ms. Allocated memory is still 60.8MB. Free memory is still 39.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 535.28ms. Allocated memory is still 83.9MB. Free memory was 63.5MB in the beginning and 44.2MB in the end (delta: 19.3MB). Peak memory consumption was 41.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 129.86ms. Allocated memory is still 83.9MB. Free memory was 44.2MB in the beginning and 44.8MB in the end (delta: -598.0kB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 87.22ms. Allocated memory is still 83.9MB. Free memory was 44.8MB in the beginning and 34.2MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2986.73ms. Allocated memory was 83.9MB in the beginning and 195.0MB in the end (delta: 111.1MB). Free memory was 34.2MB in the beginning and 43.3MB in the end (delta: -9.1MB). Peak memory consumption was 108.7MB. Max. memory is 16.1GB. * CodeCheck took 103.29ms. Allocated memory is still 195.0MB. Free memory was 43.3MB in the beginning and 145.7MB in the end (delta: -102.4MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 19:17:16,933 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fab85-bef2-47fc-b45f-09b48b183c44/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