./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.5.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_c66cba6c-d2ee-4e32-a551-d1e415e0514c/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c66cba6c-d2ee-4e32-a551-d1e415e0514c/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_c66cba6c-d2ee-4e32-a551-d1e415e0514c/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c66cba6c-d2ee-4e32-a551-d1e415e0514c/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.5.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c66cba6c-d2ee-4e32-a551-d1e415e0514c/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_c66cba6c-d2ee-4e32-a551-d1e415e0514c/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 44ee68c40e8a7a6f39a99a8aa42718b1255d6b56aab1665ec485743bfe4b7545 --- 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 01:59:22,091 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 01:59:22,092 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 01:59:22,111 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 01:59:22,111 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 01:59:22,112 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 01:59:22,113 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 01:59:22,115 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 01:59:22,116 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 01:59:22,117 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 01:59:22,118 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 01:59:22,119 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 01:59:22,120 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 01:59:22,121 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 01:59:22,122 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 01:59:22,123 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 01:59:22,124 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 01:59:22,125 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 01:59:22,126 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 01:59:22,128 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 01:59:22,129 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 01:59:22,130 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 01:59:22,132 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 01:59:22,133 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 01:59:22,136 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 01:59:22,136 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 01:59:22,137 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 01:59:22,138 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 01:59:22,138 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 01:59:22,139 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 01:59:22,139 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 01:59:22,140 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 01:59:22,141 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 01:59:22,141 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 01:59:22,142 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 01:59:22,142 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 01:59:22,143 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 01:59:22,143 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 01:59:22,143 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 01:59:22,144 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 01:59:22,145 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 01:59:22,146 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c66cba6c-d2ee-4e32-a551-d1e415e0514c/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-12-15 01:59:22,165 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 01:59:22,165 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 01:59:22,166 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 01:59:22,166 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 01:59:22,166 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 01:59:22,167 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 01:59:22,167 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 01:59:22,167 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 01:59:22,167 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 01:59:22,167 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 01:59:22,168 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 01:59:22,168 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 01:59:22,168 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 01:59:22,168 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 01:59:22,168 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 01:59:22,169 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 01:59:22,169 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 01:59:22,169 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 01:59:22,169 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:59:22,169 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 01:59:22,170 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 01:59:22,170 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 01:59:22,170 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 01:59:22,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 01:59:22,170 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 01:59:22,170 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_c66cba6c-d2ee-4e32-a551-d1e415e0514c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c66cba6c-d2ee-4e32-a551-d1e415e0514c/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 44ee68c40e8a7a6f39a99a8aa42718b1255d6b56aab1665ec485743bfe4b7545 [2022-12-15 01:59:22,339 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 01:59:22,355 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 01:59:22,357 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 01:59:22,358 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 01:59:22,359 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 01:59:22,360 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c66cba6c-d2ee-4e32-a551-d1e415e0514c/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.5.prop1-back-serstep.c [2022-12-15 01:59:24,808 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 01:59:25,047 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 01:59:25,048 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c66cba6c-d2ee-4e32-a551-d1e415e0514c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.5.prop1-back-serstep.c [2022-12-15 01:59:25,061 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c66cba6c-d2ee-4e32-a551-d1e415e0514c/bin/ukojak-rkRKPMF4O4/data/118d9ec97/ea85e69e0ca64f8aadf4def4c4f451da/FLAGc03c13ea8 [2022-12-15 01:59:25,381 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c66cba6c-d2ee-4e32-a551-d1e415e0514c/bin/ukojak-rkRKPMF4O4/data/118d9ec97/ea85e69e0ca64f8aadf4def4c4f451da [2022-12-15 01:59:25,383 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 01:59:25,385 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 01:59:25,386 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 01:59:25,386 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 01:59:25,389 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 01:59:25,389 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:59:25" (1/1) ... [2022-12-15 01:59:25,390 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e0bc790 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:59:25, skipping insertion in model container [2022-12-15 01:59:25,391 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:59:25" (1/1) ... [2022-12-15 01:59:25,398 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 01:59:25,458 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:59:25,608 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_c66cba6c-d2ee-4e32-a551-d1e415e0514c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.5.prop1-back-serstep.c[1014,1027] [2022-12-15 01:59:25,892 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:59:25,896 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 01:59:25,904 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_c66cba6c-d2ee-4e32-a551-d1e415e0514c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.5.prop1-back-serstep.c[1014,1027] [2022-12-15 01:59:26,004 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:59:26,014 INFO L208 MainTranslator]: Completed translation [2022-12-15 01:59:26,014 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:59:26 WrapperNode [2022-12-15 01:59:26,014 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 01:59:26,015 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 01:59:26,015 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 01:59:26,015 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 01:59:26,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:59:26" (1/1) ... [2022-12-15 01:59:26,052 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:59:26" (1/1) ... [2022-12-15 01:59:26,186 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2999 [2022-12-15 01:59:26,186 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 01:59:26,187 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 01:59:26,187 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 01:59:26,187 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 01:59:26,196 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:59:26" (1/1) ... [2022-12-15 01:59:26,196 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:59:26" (1/1) ... [2022-12-15 01:59:26,208 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:59:26" (1/1) ... [2022-12-15 01:59:26,209 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:59:26" (1/1) ... [2022-12-15 01:59:26,253 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:59:26" (1/1) ... [2022-12-15 01:59:26,259 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:59:26" (1/1) ... [2022-12-15 01:59:26,278 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:59:26" (1/1) ... [2022-12-15 01:59:26,287 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:59:26" (1/1) ... [2022-12-15 01:59:26,308 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 01:59:26,309 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 01:59:26,309 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 01:59:26,309 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 01:59:26,310 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:59:26" (1/1) ... [2022-12-15 01:59:26,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:59:26,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c66cba6c-d2ee-4e32-a551-d1e415e0514c/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 01:59:26,332 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c66cba6c-d2ee-4e32-a551-d1e415e0514c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 01:59:26,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c66cba6c-d2ee-4e32-a551-d1e415e0514c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 01:59:26,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 01:59:26,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 01:59:26,700 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 01:59:26,701 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:13:18,994 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:13:19,021 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:13:19,021 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 02:13:19,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:13:19 BoogieIcfgContainer [2022-12-15 02:13:19,023 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:13:19,023 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:13:19,024 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:13:19,031 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:13:19,031 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:13:19" (1/1) ... [2022-12-15 02:13:19,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 02:13:19,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:13:19,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-15 02:13:19,077 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-15 02:13:19,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 02:13:19,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:13:19,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:13:19,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:13:21,142 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 02:13:31,320 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-12-15 02:13:41,420 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 [] [2022-12-15 02:13:43,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:13:43,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-12-15 02:13:43,277 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-12-15 02:13:43,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 02:13:43,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:13:43,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:13:54,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-12-15 02:13:54,463 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 02:13:54,467 INFO L158 Benchmark]: Toolchain (without parser) took 869082.33ms. Allocated memory was 157.3MB in the beginning and 1.2GB in the end (delta: 1.0GB). Free memory was 117.7MB in the beginning and 760.5MB in the end (delta: -642.8MB). Peak memory consumption was 392.9MB. Max. memory is 16.1GB. [2022-12-15 02:13:54,468 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 115.3MB. Free memory is still 89.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:13:54,469 INFO L158 Benchmark]: CACSL2BoogieTranslator took 628.54ms. Allocated memory is still 157.3MB. Free memory was 117.7MB in the beginning and 78.7MB in the end (delta: 39.0MB). Peak memory consumption was 61.9MB. Max. memory is 16.1GB. [2022-12-15 02:13:54,469 INFO L158 Benchmark]: Boogie Procedure Inliner took 171.84ms. Allocated memory is still 157.3MB. Free memory was 78.7MB in the beginning and 82.8MB in the end (delta: -4.1MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. [2022-12-15 02:13:54,470 INFO L158 Benchmark]: Boogie Preprocessor took 121.31ms. Allocated memory is still 157.3MB. Free memory was 82.8MB in the beginning and 66.0MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-15 02:13:54,470 INFO L158 Benchmark]: RCFGBuilder took 832714.09ms. Allocated memory was 157.3MB in the beginning and 1.2GB in the end (delta: 1.0GB). Free memory was 66.0MB in the beginning and 933.7MB in the end (delta: -867.6MB). Peak memory consumption was 715.3MB. Max. memory is 16.1GB. [2022-12-15 02:13:54,471 INFO L158 Benchmark]: CodeCheck took 35442.83ms. Allocated memory is still 1.2GB. Free memory was 933.7MB in the beginning and 760.5MB in the end (delta: 173.2MB). Peak memory consumption was 174.2MB. Max. memory is 16.1GB. [2022-12-15 02:13:54,474 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 0.12ms. Allocated memory is still 115.3MB. Free memory is still 89.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 628.54ms. Allocated memory is still 157.3MB. Free memory was 117.7MB in the beginning and 78.7MB in the end (delta: 39.0MB). Peak memory consumption was 61.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 171.84ms. Allocated memory is still 157.3MB. Free memory was 78.7MB in the beginning and 82.8MB in the end (delta: -4.1MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 121.31ms. Allocated memory is still 157.3MB. Free memory was 82.8MB in the beginning and 66.0MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 832714.09ms. Allocated memory was 157.3MB in the beginning and 1.2GB in the end (delta: 1.0GB). Free memory was 66.0MB in the beginning and 933.7MB in the end (delta: -867.6MB). Peak memory consumption was 715.3MB. Max. memory is 16.1GB. * CodeCheck took 35442.83ms. Allocated memory is still 1.2GB. Free memory was 933.7MB in the beginning and 760.5MB in the end (delta: 173.2MB). Peak memory consumption was 174.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 02:13:54,686 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c66cba6c-d2ee-4e32-a551-d1e415e0514c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2022-12-15 02:13:54,727 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c66cba6c-d2ee-4e32-a551-d1e415e0514c/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_c66cba6c-d2ee-4e32-a551-d1e415e0514c/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c66cba6c-d2ee-4e32-a551-d1e415e0514c/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_c66cba6c-d2ee-4e32-a551-d1e415e0514c/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c66cba6c-d2ee-4e32-a551-d1e415e0514c/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.5.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c66cba6c-d2ee-4e32-a551-d1e415e0514c/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_c66cba6c-d2ee-4e32-a551-d1e415e0514c/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 44ee68c40e8a7a6f39a99a8aa42718b1255d6b56aab1665ec485743bfe4b7545 --- 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 02:13:56,216 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:13:56,219 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:13:56,238 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:13:56,238 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:13:56,239 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:13:56,241 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:13:56,242 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:13:56,244 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:13:56,245 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:13:56,246 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:13:56,247 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:13:56,247 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:13:56,249 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:13:56,250 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:13:56,251 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:13:56,251 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:13:56,252 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:13:56,254 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:13:56,255 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:13:56,257 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:13:56,258 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:13:56,259 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:13:56,260 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:13:56,263 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:13:56,264 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:13:56,264 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:13:56,265 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:13:56,265 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:13:56,266 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:13:56,267 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:13:56,268 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:13:56,269 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:13:56,269 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:13:56,270 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:13:56,275 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:13:56,276 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:13:56,276 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:13:56,277 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:13:56,277 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:13:56,278 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:13:56,279 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c66cba6c-d2ee-4e32-a551-d1e415e0514c/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-12-15 02:13:56,301 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:13:56,302 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:13:56,303 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 02:13:56,303 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 02:13:56,303 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:13:56,303 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:13:56,304 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:13:56,304 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:13:56,304 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 02:13:56,304 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:13:56,304 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 02:13:56,304 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 02:13:56,305 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 02:13:56,305 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 02:13:56,305 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 02:13:56,305 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:13:56,305 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 02:13:56,306 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:13:56,306 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:13:56,306 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:13:56,306 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:13:56,306 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:13:56,306 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:13:56,307 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 02:13:56,307 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 02:13:56,307 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 02:13:56,307 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 02:13:56,307 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 02:13:56,307 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 02:13:56,308 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_c66cba6c-d2ee-4e32-a551-d1e415e0514c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c66cba6c-d2ee-4e32-a551-d1e415e0514c/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 44ee68c40e8a7a6f39a99a8aa42718b1255d6b56aab1665ec485743bfe4b7545 [2022-12-15 02:13:56,550 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:13:56,568 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:13:56,569 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:13:56,570 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:13:56,570 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:13:56,571 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c66cba6c-d2ee-4e32-a551-d1e415e0514c/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.5.prop1-back-serstep.c [2022-12-15 02:13:59,151 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:13:59,435 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:13:59,435 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c66cba6c-d2ee-4e32-a551-d1e415e0514c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.5.prop1-back-serstep.c [2022-12-15 02:13:59,463 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c66cba6c-d2ee-4e32-a551-d1e415e0514c/bin/ukojak-rkRKPMF4O4/data/44a6a0230/1b5aa464a9fb40ad921f383e4b1d1606/FLAG9399885a4 [2022-12-15 02:13:59,713 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c66cba6c-d2ee-4e32-a551-d1e415e0514c/bin/ukojak-rkRKPMF4O4/data/44a6a0230/1b5aa464a9fb40ad921f383e4b1d1606 [2022-12-15 02:13:59,716 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:13:59,717 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:13:59,718 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:13:59,719 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:13:59,721 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:13:59,722 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:13:59" (1/1) ... [2022-12-15 02:13:59,723 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@548456e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:13:59, skipping insertion in model container [2022-12-15 02:13:59,723 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:13:59" (1/1) ... [2022-12-15 02:13:59,730 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:13:59,794 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:13:59,965 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_c66cba6c-d2ee-4e32-a551-d1e415e0514c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.5.prop1-back-serstep.c[1014,1027] [2022-12-15 02:14:00,211 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:14:00,215 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:14:00,222 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_c66cba6c-d2ee-4e32-a551-d1e415e0514c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.5.prop1-back-serstep.c[1014,1027] [2022-12-15 02:14:00,348 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:14:00,360 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:14:00,360 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:14:00 WrapperNode [2022-12-15 02:14:00,360 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:14:00,361 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:14:00,361 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:14:00,362 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:14:00,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:14:00" (1/1) ... [2022-12-15 02:14:00,398 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:14:00" (1/1) ... [2022-12-15 02:14:00,476 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2999 [2022-12-15 02:14:00,477 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:14:00,477 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:14:00,477 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:14:00,477 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:14:00,484 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:14:00" (1/1) ... [2022-12-15 02:14:00,484 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:14:00" (1/1) ... [2022-12-15 02:14:00,494 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:14:00" (1/1) ... [2022-12-15 02:14:00,494 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:14:00" (1/1) ... [2022-12-15 02:14:00,543 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:14:00" (1/1) ... [2022-12-15 02:14:00,549 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:14:00" (1/1) ... [2022-12-15 02:14:00,559 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:14:00" (1/1) ... [2022-12-15 02:14:00,587 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:14:00" (1/1) ... [2022-12-15 02:14:00,598 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:14:00,599 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:14:00,599 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:14:00,599 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:14:00,599 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:14:00" (1/1) ... [2022-12-15 02:14:00,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:14:00,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c66cba6c-d2ee-4e32-a551-d1e415e0514c/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:14:00,624 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c66cba6c-d2ee-4e32-a551-d1e415e0514c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:14:00,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c66cba6c-d2ee-4e32-a551-d1e415e0514c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:14:00,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:14:00,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:14:01,029 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:14:01,031 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation