./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.production_cell.6.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_c8e3a009-ba88-405c-bb70-c74125b1f64e/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8e3a009-ba88-405c-bb70-c74125b1f64e/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8e3a009-ba88-405c-bb70-c74125b1f64e/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8e3a009-ba88-405c-bb70-c74125b1f64e/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.production_cell.6.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8e3a009-ba88-405c-bb70-c74125b1f64e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8e3a009-ba88-405c-bb70-c74125b1f64e/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --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 d91c5ffcd296e9464f972eb086651cc677f05601374dcf5b28fef45b598a41cb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:00:32,849 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:00:32,967 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8e3a009-ba88-405c-bb70-c74125b1f64e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-19 03:00:32,971 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:00:32,972 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:00:33,008 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:00:33,011 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:00:33,012 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:00:33,013 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:00:33,018 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:00:33,020 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:00:33,020 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:00:33,021 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:00:33,022 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:00:33,023 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:00:33,023 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:00:33,024 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:00:33,024 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:00:33,025 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:00:33,025 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:00:33,026 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:00:33,027 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:00:33,029 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:00:33,029 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:00:33,030 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:00:33,031 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:00:33,031 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:00:33,032 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:00:33,032 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:00:33,032 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:00:33,034 INFO L153 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_c8e3a009-ba88-405c-bb70-c74125b1f64e/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8e3a009-ba88-405c-bb70-c74125b1f64e/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d91c5ffcd296e9464f972eb086651cc677f05601374dcf5b28fef45b598a41cb [2023-11-19 03:00:33,343 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:00:33,369 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:00:33,372 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:00:33,374 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:00:33,374 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:00:33,376 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8e3a009-ba88-405c-bb70-c74125b1f64e/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.production_cell.6.prop1-func-interl.c [2023-11-19 03:00:36,480 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:00:36,926 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:00:36,927 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8e3a009-ba88-405c-bb70-c74125b1f64e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.production_cell.6.prop1-func-interl.c [2023-11-19 03:00:36,954 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8e3a009-ba88-405c-bb70-c74125b1f64e/bin/ukojak-verify-G8NBE6pJGL/data/b64cd3cc0/7db033a63e474cca98a1f7cbef783f52/FLAGbe8cf4d47 [2023-11-19 03:00:36,972 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8e3a009-ba88-405c-bb70-c74125b1f64e/bin/ukojak-verify-G8NBE6pJGL/data/b64cd3cc0/7db033a63e474cca98a1f7cbef783f52 [2023-11-19 03:00:36,977 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:00:36,979 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:00:36,983 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:00:36,983 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:00:36,989 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:00:36,989 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:00:36" (1/1) ... [2023-11-19 03:00:36,990 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e8e803 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:36, skipping insertion in model container [2023-11-19 03:00:36,991 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:00:36" (1/1) ... [2023-11-19 03:00:37,102 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:00:37,344 WARN L240 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_c8e3a009-ba88-405c-bb70-c74125b1f64e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.production_cell.6.prop1-func-interl.c[1182,1195] [2023-11-19 03:00:38,128 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:00:38,138 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:00:38,151 WARN L240 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_c8e3a009-ba88-405c-bb70-c74125b1f64e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.production_cell.6.prop1-func-interl.c[1182,1195] [2023-11-19 03:00:38,558 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:00:38,575 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:00:38,576 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:38 WrapperNode [2023-11-19 03:00:38,576 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:00:38,577 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:00:38,577 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:00:38,577 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:00:38,585 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:38" (1/1) ... [2023-11-19 03:00:38,742 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:38" (1/1) ... [2023-11-19 03:00:40,925 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 19171 [2023-11-19 03:00:40,925 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:00:40,926 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:00:40,926 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:00:40,926 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:00:40,934 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:38" (1/1) ... [2023-11-19 03:00:40,934 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:38" (1/1) ... [2023-11-19 03:00:41,512 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:38" (1/1) ... [2023-11-19 03:00:41,512 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:38" (1/1) ... [2023-11-19 03:00:42,177 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:38" (1/1) ... [2023-11-19 03:00:42,292 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:38" (1/1) ... [2023-11-19 03:00:42,612 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:38" (1/1) ... [2023-11-19 03:00:42,676 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:38" (1/1) ... [2023-11-19 03:00:43,083 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:00:43,084 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:00:43,084 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:00:43,084 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:00:43,086 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:38" (1/1) ... [2023-11-19 03:00:43,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:00:43,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8e3a009-ba88-405c-bb70-c74125b1f64e/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:00:43,125 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8e3a009-ba88-405c-bb70-c74125b1f64e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:00:43,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8e3a009-ba88-405c-bb70-c74125b1f64e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:00:43,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:00:43,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:00:43,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:00:43,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:00:44,090 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:00:44,093 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:00:56,363 INFO L277 CfgBuilder]: Performing block encoding