./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lup.4.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_f3082c97-330b-4c80-adfd-48d700f79bc1/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3082c97-330b-4c80-adfd-48d700f79bc1/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3082c97-330b-4c80-adfd-48d700f79bc1/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3082c97-330b-4c80-adfd-48d700f79bc1/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lup.4.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3082c97-330b-4c80-adfd-48d700f79bc1/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3082c97-330b-4c80-adfd-48d700f79bc1/bin/ukojak-verify-1t5iHCbJaC --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 ed8afe8b747055debb0ca8292675720ed561a45509e07696f6b181ce3631c14f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:26:58,853 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:26:58,978 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3082c97-330b-4c80-adfd-48d700f79bc1/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-23 20:26:58,988 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:26:58,989 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:26:59,029 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:26:59,031 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:26:59,032 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:26:59,033 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:26:59,038 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:26:59,039 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:26:59,039 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:26:59,040 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:26:59,042 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:26:59,042 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:26:59,043 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:26:59,043 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:26:59,044 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:26:59,044 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:26:59,045 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:26:59,046 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:26:59,046 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:26:59,047 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:26:59,047 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:26:59,048 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:26:59,048 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:26:59,049 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:26:59,049 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:26:59,050 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:26:59,050 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:26:59,052 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_f3082c97-330b-4c80-adfd-48d700f79bc1/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3082c97-330b-4c80-adfd-48d700f79bc1/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ed8afe8b747055debb0ca8292675720ed561a45509e07696f6b181ce3631c14f [2023-11-23 20:26:59,395 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:26:59,435 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:26:59,438 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:26:59,440 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:26:59,441 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:26:59,443 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3082c97-330b-4c80-adfd-48d700f79bc1/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lup.4.prop1-func-interl.c [2023-11-23 20:27:02,900 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:27:03,527 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:27:03,528 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3082c97-330b-4c80-adfd-48d700f79bc1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lup.4.prop1-func-interl.c [2023-11-23 20:27:03,579 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3082c97-330b-4c80-adfd-48d700f79bc1/bin/ukojak-verify-1t5iHCbJaC/data/834876b46/a25e6c380e06469080de4f721a58fef0/FLAG09f410f3e [2023-11-23 20:27:03,601 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3082c97-330b-4c80-adfd-48d700f79bc1/bin/ukojak-verify-1t5iHCbJaC/data/834876b46/a25e6c380e06469080de4f721a58fef0 [2023-11-23 20:27:03,608 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:27:03,611 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:27:03,615 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:27:03,616 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:27:03,622 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:27:03,623 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:27:03" (1/1) ... [2023-11-23 20:27:03,626 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7515785b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:03, skipping insertion in model container [2023-11-23 20:27:03,626 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:27:03" (1/1) ... [2023-11-23 20:27:03,924 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:27:04,236 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_f3082c97-330b-4c80-adfd-48d700f79bc1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lup.4.prop1-func-interl.c[1170,1183] [2023-11-23 20:27:05,346 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:27:05,357 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:27:05,371 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_f3082c97-330b-4c80-adfd-48d700f79bc1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lup.4.prop1-func-interl.c[1170,1183] [2023-11-23 20:27:06,241 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:27:06,258 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:27:06,273 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:06 WrapperNode [2023-11-23 20:27:06,274 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:27:06,275 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:27:06,276 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:27:06,276 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:27:06,283 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:06" (1/1) ... [2023-11-23 20:27:06,468 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:06" (1/1) ... [2023-11-23 20:27:10,019 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 26597 [2023-11-23 20:27:10,019 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:27:10,020 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:27:10,020 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:27:10,020 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:27:10,063 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:06" (1/1) ... [2023-11-23 20:27:10,072 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:06" (1/1) ... [2023-11-23 20:27:11,526 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:06" (1/1) ... [2023-11-23 20:27:11,526 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:06" (1/1) ... [2023-11-23 20:27:12,545 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:06" (1/1) ... [2023-11-23 20:27:12,701 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:06" (1/1) ... [2023-11-23 20:27:13,155 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:06" (1/1) ... [2023-11-23 20:27:13,254 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:06" (1/1) ... [2023-11-23 20:27:13,748 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:27:13,749 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:27:13,749 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:27:13,750 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:27:13,751 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:06" (1/1) ... [2023-11-23 20:27:13,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:27:13,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3082c97-330b-4c80-adfd-48d700f79bc1/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:27:13,793 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3082c97-330b-4c80-adfd-48d700f79bc1/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:27:13,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3082c97-330b-4c80-adfd-48d700f79bc1/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:27:13,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:27:13,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:27:13,834 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:27:13,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:27:15,373 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:27:15,376 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:27:43,822 INFO L282 CfgBuilder]: Performing block encoding