./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.frogs.2.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8661405-b3f7-4dea-a89e-69d79a190a21/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8661405-b3f7-4dea-a89e-69d79a190a21/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8661405-b3f7-4dea-a89e-69d79a190a21/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8661405-b3f7-4dea-a89e-69d79a190a21/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.frogs.2.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8661405-b3f7-4dea-a89e-69d79a190a21/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8661405-b3f7-4dea-a89e-69d79a190a21/bin/ukojak-CydTVMUXoH --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7dff582427ac6bf3c6c01884fa09d2d7f55eba8bda3eb0c9fd26c6339c36a680 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 06:24:55,090 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 06:24:55,093 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 06:24:55,136 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 06:24:55,136 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 06:24:55,140 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 06:24:55,142 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 06:24:55,147 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 06:24:55,149 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 06:24:55,155 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 06:24:55,156 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 06:24:55,158 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 06:24:55,159 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 06:24:55,161 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 06:24:55,163 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 06:24:55,164 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 06:24:55,166 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 06:24:55,167 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 06:24:55,169 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 06:24:55,176 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 06:24:55,178 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 06:24:55,179 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 06:24:55,182 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 06:24:55,183 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 06:24:55,192 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 06:24:55,192 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 06:24:55,192 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 06:24:55,194 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 06:24:55,195 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 06:24:55,196 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 06:24:55,196 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 06:24:55,197 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 06:24:55,199 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 06:24:55,200 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 06:24:55,201 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 06:24:55,202 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 06:24:55,203 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 06:24:55,203 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 06:24:55,203 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 06:24:55,204 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 06:24:55,205 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 06:24:55,205 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8661405-b3f7-4dea-a89e-69d79a190a21/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-16 06:24:55,246 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 06:24:55,247 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 06:24:55,248 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 06:24:55,248 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 06:24:55,249 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 06:24:55,249 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 06:24:55,250 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 06:24:55,250 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 06:24:55,250 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 06:24:55,250 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 06:24:55,251 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 06:24:55,252 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 06:24:55,252 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 06:24:55,252 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 06:24:55,252 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 06:24:55,253 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 06:24:55,253 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 06:24:55,253 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 06:24:55,253 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 06:24:55,254 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 06:24:55,254 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 06:24:55,254 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 06:24:55,254 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-16 06:24:55,254 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 06:24:55,255 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 06:24:55,255 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_b8661405-b3f7-4dea-a89e-69d79a190a21/bin/ukojak-CydTVMUXoH/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8661405-b3f7-4dea-a89e-69d79a190a21/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7dff582427ac6bf3c6c01884fa09d2d7f55eba8bda3eb0c9fd26c6339c36a680 [2022-11-16 06:24:55,564 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 06:24:55,589 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 06:24:55,592 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 06:24:55,593 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 06:24:55,595 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 06:24:55,596 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8661405-b3f7-4dea-a89e-69d79a190a21/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.frogs.2.prop1-back-serstep.c [2022-11-16 06:24:55,657 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8661405-b3f7-4dea-a89e-69d79a190a21/bin/ukojak-CydTVMUXoH/data/619271579/02b03cee144d4aaea23b63c2b13219ea/FLAG0e141bf0c [2022-11-16 06:24:56,396 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 06:24:56,397 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8661405-b3f7-4dea-a89e-69d79a190a21/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.frogs.2.prop1-back-serstep.c [2022-11-16 06:24:56,421 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8661405-b3f7-4dea-a89e-69d79a190a21/bin/ukojak-CydTVMUXoH/data/619271579/02b03cee144d4aaea23b63c2b13219ea/FLAG0e141bf0c [2022-11-16 06:24:56,562 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8661405-b3f7-4dea-a89e-69d79a190a21/bin/ukojak-CydTVMUXoH/data/619271579/02b03cee144d4aaea23b63c2b13219ea [2022-11-16 06:24:56,565 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 06:24:56,568 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 06:24:56,570 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 06:24:56,571 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 06:24:56,574 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 06:24:56,575 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:24:56" (1/1) ... [2022-11-16 06:24:56,576 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e804a91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:24:56, skipping insertion in model container [2022-11-16 06:24:56,576 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:24:56" (1/1) ... [2022-11-16 06:24:56,584 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 06:24:56,707 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 06:24:56,966 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8661405-b3f7-4dea-a89e-69d79a190a21/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.frogs.2.prop1-back-serstep.c[1014,1027] [2022-11-16 06:24:57,608 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 06:24:57,612 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 06:24:57,621 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8661405-b3f7-4dea-a89e-69d79a190a21/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.frogs.2.prop1-back-serstep.c[1014,1027] [2022-11-16 06:24:57,916 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 06:24:57,929 INFO L208 MainTranslator]: Completed translation [2022-11-16 06:24:57,929 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:24:57 WrapperNode [2022-11-16 06:24:57,929 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 06:24:57,931 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 06:24:57,931 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 06:24:57,931 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 06:24:57,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:24:57" (1/1) ... [2022-11-16 06:24:58,018 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:24:57" (1/1) ... [2022-11-16 06:24:58,294 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 6167 [2022-11-16 06:24:58,296 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 06:24:58,297 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 06:24:58,297 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 06:24:58,298 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 06:24:58,307 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:24:57" (1/1) ... [2022-11-16 06:24:58,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:24:57" (1/1) ... [2022-11-16 06:24:58,385 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:24:57" (1/1) ... [2022-11-16 06:24:58,385 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:24:57" (1/1) ... [2022-11-16 06:24:58,471 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:24:57" (1/1) ... [2022-11-16 06:24:58,499 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:24:57" (1/1) ... [2022-11-16 06:24:58,519 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:24:57" (1/1) ... [2022-11-16 06:24:58,537 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:24:57" (1/1) ... [2022-11-16 06:24:58,570 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 06:24:58,572 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 06:24:58,572 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 06:24:58,573 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 06:24:58,574 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:24:57" (1/1) ... [2022-11-16 06:24:58,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 06:24:58,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8661405-b3f7-4dea-a89e-69d79a190a21/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 06:24:58,613 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8661405-b3f7-4dea-a89e-69d79a190a21/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 06:24:58,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8661405-b3f7-4dea-a89e-69d79a190a21/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 06:24:58,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 06:24:58,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 06:24:59,657 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 06:24:59,660 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 06:25:04,120 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 06:25:30,386 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 06:25:30,387 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 06:25:30,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 06:25:30 BoogieIcfgContainer [2022-11-16 06:25:30,389 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 06:25:30,390 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 06:25:30,390 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 06:25:30,397 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 06:25:30,398 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 06:25:30" (1/1) ... [2022-11-16 06:25:30,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 06:25:30,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:25:30,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-16 06:25:30,486 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-16 06:25:30,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 06:25:30,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:25:30,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:25:31,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:25:32,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:25:43,190 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.40s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-16 06:25:53,362 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-16 06:25:54,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:25:54,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-16 06:25:54,510 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-16 06:25:54,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-16 06:25:54,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:25:54,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:26:07,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-16 06:26:07,262 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-16 06:26:07,268 INFO L158 Benchmark]: Toolchain (without parser) took 70700.21ms. Allocated memory was 113.2MB in the beginning and 9.2GB in the end (delta: 9.1GB). Free memory was 68.5MB in the beginning and 8.8GB in the end (delta: -8.7GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2022-11-16 06:26:07,270 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 113.2MB. Free memory was 92.6MB in the beginning and 92.4MB in the end (delta: 127.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 06:26:07,271 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1360.01ms. Allocated memory was 113.2MB in the beginning and 148.9MB in the end (delta: 35.7MB). Free memory was 68.2MB in the beginning and 74.0MB in the end (delta: -5.8MB). Peak memory consumption was 57.0MB. Max. memory is 16.1GB. [2022-11-16 06:26:07,273 INFO L158 Benchmark]: Boogie Procedure Inliner took 365.52ms. Allocated memory is still 148.9MB. Free memory was 74.0MB in the beginning and 54.6MB in the end (delta: 19.5MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. [2022-11-16 06:26:07,274 INFO L158 Benchmark]: Boogie Preprocessor took 273.44ms. Allocated memory is still 148.9MB. Free memory was 54.6MB in the beginning and 49.2MB in the end (delta: 5.4MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2022-11-16 06:26:07,275 INFO L158 Benchmark]: RCFGBuilder took 31816.88ms. Allocated memory was 148.9MB in the beginning and 9.2GB in the end (delta: 9.0GB). Free memory was 49.2MB in the beginning and 8.7GB in the end (delta: -8.7GB). Peak memory consumption was 2.7GB. Max. memory is 16.1GB. [2022-11-16 06:26:07,276 INFO L158 Benchmark]: CodeCheck took 36878.02ms. Allocated memory is still 9.2GB. Free memory was 8.7GB in the beginning and 8.8GB in the end (delta: -60.8MB). Peak memory consumption was 673.2MB. Max. memory is 16.1GB. [2022-11-16 06:26:07,279 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 0.32ms. Allocated memory is still 113.2MB. Free memory was 92.6MB in the beginning and 92.4MB in the end (delta: 127.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1360.01ms. Allocated memory was 113.2MB in the beginning and 148.9MB in the end (delta: 35.7MB). Free memory was 68.2MB in the beginning and 74.0MB in the end (delta: -5.8MB). Peak memory consumption was 57.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 365.52ms. Allocated memory is still 148.9MB. Free memory was 74.0MB in the beginning and 54.6MB in the end (delta: 19.5MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 273.44ms. Allocated memory is still 148.9MB. Free memory was 54.6MB in the beginning and 49.2MB in the end (delta: 5.4MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. * RCFGBuilder took 31816.88ms. Allocated memory was 148.9MB in the beginning and 9.2GB in the end (delta: 9.0GB). Free memory was 49.2MB in the beginning and 8.7GB in the end (delta: -8.7GB). Peak memory consumption was 2.7GB. Max. memory is 16.1GB. * CodeCheck took 36878.02ms. Allocated memory is still 9.2GB. Free memory was 8.7GB in the beginning and 8.8GB in the end (delta: -60.8MB). Peak memory consumption was 673.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 06:26:07,499 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8661405-b3f7-4dea-a89e-69d79a190a21/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8661405-b3f7-4dea-a89e-69d79a190a21/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8661405-b3f7-4dea-a89e-69d79a190a21/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8661405-b3f7-4dea-a89e-69d79a190a21/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8661405-b3f7-4dea-a89e-69d79a190a21/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.frogs.2.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8661405-b3f7-4dea-a89e-69d79a190a21/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8661405-b3f7-4dea-a89e-69d79a190a21/bin/ukojak-CydTVMUXoH --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7dff582427ac6bf3c6c01884fa09d2d7f55eba8bda3eb0c9fd26c6339c36a680 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 06:26:09,804 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 06:26:09,807 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 06:26:09,852 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 06:26:09,852 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 06:26:09,856 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 06:26:09,859 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 06:26:09,863 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 06:26:09,866 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 06:26:09,871 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 06:26:09,872 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 06:26:09,873 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 06:26:09,874 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 06:26:09,875 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 06:26:09,876 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 06:26:09,877 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 06:26:09,877 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 06:26:09,878 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 06:26:09,880 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 06:26:09,882 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 06:26:09,890 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 06:26:09,892 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 06:26:09,894 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 06:26:09,896 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 06:26:09,909 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 06:26:09,909 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 06:26:09,910 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 06:26:09,911 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 06:26:09,911 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 06:26:09,912 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 06:26:09,912 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 06:26:09,913 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 06:26:09,914 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 06:26:09,915 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 06:26:09,916 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 06:26:09,916 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 06:26:09,917 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 06:26:09,917 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 06:26:09,918 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 06:26:09,922 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 06:26:09,923 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 06:26:09,928 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8661405-b3f7-4dea-a89e-69d79a190a21/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-16 06:26:09,968 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 06:26:09,968 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 06:26:09,970 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 06:26:09,970 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 06:26:09,972 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 06:26:09,972 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 06:26:09,972 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 06:26:09,973 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 06:26:09,973 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 06:26:09,973 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 06:26:09,974 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 06:26:09,974 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 06:26:09,975 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 06:26:09,975 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 06:26:09,975 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 06:26:09,975 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 06:26:09,976 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 06:26:09,976 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 06:26:09,976 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 06:26:09,976 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 06:26:09,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 06:26:09,977 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 06:26:09,977 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 06:26:09,977 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 06:26:09,978 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-16 06:26:09,978 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 06:26:09,978 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 06:26:09,978 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-16 06:26:09,979 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 06:26:09,979 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_b8661405-b3f7-4dea-a89e-69d79a190a21/bin/ukojak-CydTVMUXoH/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8661405-b3f7-4dea-a89e-69d79a190a21/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7dff582427ac6bf3c6c01884fa09d2d7f55eba8bda3eb0c9fd26c6339c36a680 [2022-11-16 06:26:10,405 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 06:26:10,438 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 06:26:10,440 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 06:26:10,442 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 06:26:10,443 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 06:26:10,445 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8661405-b3f7-4dea-a89e-69d79a190a21/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.frogs.2.prop1-back-serstep.c [2022-11-16 06:26:10,520 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8661405-b3f7-4dea-a89e-69d79a190a21/bin/ukojak-CydTVMUXoH/data/baa977ef4/a1c303d001054d7a89f9abec8bfb5f00/FLAG10fb3eb41 [2022-11-16 06:26:11,222 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 06:26:11,223 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8661405-b3f7-4dea-a89e-69d79a190a21/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.frogs.2.prop1-back-serstep.c [2022-11-16 06:26:11,247 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8661405-b3f7-4dea-a89e-69d79a190a21/bin/ukojak-CydTVMUXoH/data/baa977ef4/a1c303d001054d7a89f9abec8bfb5f00/FLAG10fb3eb41 [2022-11-16 06:26:11,395 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8661405-b3f7-4dea-a89e-69d79a190a21/bin/ukojak-CydTVMUXoH/data/baa977ef4/a1c303d001054d7a89f9abec8bfb5f00 [2022-11-16 06:26:11,396 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 06:26:11,398 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 06:26:11,399 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 06:26:11,399 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 06:26:11,403 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 06:26:11,403 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:26:11" (1/1) ... [2022-11-16 06:26:11,404 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a0835ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:11, skipping insertion in model container [2022-11-16 06:26:11,405 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:26:11" (1/1) ... [2022-11-16 06:26:11,412 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 06:26:11,529 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 06:26:11,741 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8661405-b3f7-4dea-a89e-69d79a190a21/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.frogs.2.prop1-back-serstep.c[1014,1027] [2022-11-16 06:26:12,434 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 06:26:12,440 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 06:26:12,454 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8661405-b3f7-4dea-a89e-69d79a190a21/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.frogs.2.prop1-back-serstep.c[1014,1027] [2022-11-16 06:26:12,745 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 06:26:12,759 INFO L208 MainTranslator]: Completed translation [2022-11-16 06:26:12,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:12 WrapperNode [2022-11-16 06:26:12,759 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 06:26:12,762 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 06:26:12,762 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 06:26:12,763 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 06:26:12,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:12" (1/1) ... [2022-11-16 06:26:12,854 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:12" (1/1) ... [2022-11-16 06:26:13,057 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 4515 [2022-11-16 06:26:13,058 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 06:26:13,058 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 06:26:13,059 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 06:26:13,059 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 06:26:13,068 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:12" (1/1) ... [2022-11-16 06:26:13,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:12" (1/1) ... [2022-11-16 06:26:13,089 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:12" (1/1) ... [2022-11-16 06:26:13,089 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:12" (1/1) ... [2022-11-16 06:26:13,199 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:12" (1/1) ... [2022-11-16 06:26:13,221 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:12" (1/1) ... [2022-11-16 06:26:13,241 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:12" (1/1) ... [2022-11-16 06:26:13,257 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:12" (1/1) ... [2022-11-16 06:26:13,299 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 06:26:13,300 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 06:26:13,301 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 06:26:13,301 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 06:26:13,302 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:12" (1/1) ... [2022-11-16 06:26:13,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 06:26:13,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8661405-b3f7-4dea-a89e-69d79a190a21/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 06:26:13,368 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8661405-b3f7-4dea-a89e-69d79a190a21/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 06:26:13,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8661405-b3f7-4dea-a89e-69d79a190a21/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 06:26:13,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 06:26:13,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 06:26:14,427 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 06:26:14,429 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 06:26:34,127 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 06:26:34,207 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 06:26:34,207 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 06:26:34,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 06:26:34 BoogieIcfgContainer [2022-11-16 06:26:34,209 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 06:26:34,210 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 06:26:34,210 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 06:26:34,221 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 06:26:34,221 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 06:26:34" (1/1) ... [2022-11-16 06:26:34,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 06:26:34,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:26:34,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-16 06:26:34,315 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-16 06:26:34,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 06:26:34,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:26:34,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:26:34,360 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-16 06:26:34,364 INFO L158 Benchmark]: Toolchain (without parser) took 22965.33ms. Allocated memory was 52.4MB in the beginning and 513.8MB in the end (delta: 461.4MB). Free memory was 34.4MB in the beginning and 208.6MB in the end (delta: -174.2MB). Peak memory consumption was 283.5MB. Max. memory is 16.1GB. [2022-11-16 06:26:34,365 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 52.4MB. Free memory was 33.9MB in the beginning and 33.8MB in the end (delta: 62.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 06:26:34,366 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1362.24ms. Allocated memory was 52.4MB in the beginning and 96.5MB in the end (delta: 44.0MB). Free memory was 34.2MB in the beginning and 38.2MB in the end (delta: -4.0MB). Peak memory consumption was 47.0MB. Max. memory is 16.1GB. [2022-11-16 06:26:34,366 INFO L158 Benchmark]: Boogie Procedure Inliner took 295.93ms. Allocated memory is still 96.5MB. Free memory was 38.2MB in the beginning and 31.2MB in the end (delta: 6.9MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2022-11-16 06:26:34,367 INFO L158 Benchmark]: Boogie Preprocessor took 240.54ms. Allocated memory was 96.5MB in the beginning and 178.3MB in the end (delta: 81.8MB). Free memory was 31.2MB in the beginning and 102.9MB in the end (delta: -71.6MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2022-11-16 06:26:34,368 INFO L158 Benchmark]: RCFGBuilder took 20908.83ms. Allocated memory was 178.3MB in the beginning and 513.8MB in the end (delta: 335.5MB). Free memory was 102.9MB in the beginning and 214.9MB in the end (delta: -112.0MB). Peak memory consumption was 254.2MB. Max. memory is 16.1GB. [2022-11-16 06:26:34,369 INFO L158 Benchmark]: CodeCheck took 152.58ms. Allocated memory is still 513.8MB. Free memory was 214.9MB in the beginning and 208.6MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-16 06:26:34,372 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 0.20ms. Allocated memory is still 52.4MB. Free memory was 33.9MB in the beginning and 33.8MB in the end (delta: 62.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1362.24ms. Allocated memory was 52.4MB in the beginning and 96.5MB in the end (delta: 44.0MB). Free memory was 34.2MB in the beginning and 38.2MB in the end (delta: -4.0MB). Peak memory consumption was 47.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 295.93ms. Allocated memory is still 96.5MB. Free memory was 38.2MB in the beginning and 31.2MB in the end (delta: 6.9MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 240.54ms. Allocated memory was 96.5MB in the beginning and 178.3MB in the end (delta: 81.8MB). Free memory was 31.2MB in the beginning and 102.9MB in the end (delta: -71.6MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. * RCFGBuilder took 20908.83ms. Allocated memory was 178.3MB in the beginning and 513.8MB in the end (delta: 335.5MB). Free memory was 102.9MB in the beginning and 214.9MB in the end (delta: -112.0MB). Peak memory consumption was 254.2MB. Max. memory is 16.1GB. * CodeCheck took 152.58ms. Allocated memory is still 513.8MB. Free memory was 214.9MB in the beginning and 208.6MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 06:26:34,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8661405-b3f7-4dea-a89e-69d79a190a21/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared