./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pgm_protocol.8.prop5-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 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_4d0bb322-8f01-4a05-883f-ad27f976d848/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0bb322-8f01-4a05-883f-ad27f976d848/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0bb322-8f01-4a05-883f-ad27f976d848/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0bb322-8f01-4a05-883f-ad27f976d848/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pgm_protocol.8.prop5-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0bb322-8f01-4a05-883f-ad27f976d848/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0bb322-8f01-4a05-883f-ad27f976d848/bin/ukojak-verify-i0I2FZA1j2 --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 3ab3dcd6bf49d000e934366d8291851cbb09526533f802d3f36eddafdf23a81c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:32:35,160 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:32:35,299 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0bb322-8f01-4a05-883f-ad27f976d848/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-21 18:32:35,303 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:32:35,304 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:32:35,349 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:32:35,350 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:32:35,351 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:32:35,352 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:32:35,357 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:32:35,359 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:32:35,359 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:32:35,360 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:32:35,361 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:32:35,362 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:32:35,362 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:32:35,363 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:32:35,363 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:32:35,364 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:32:35,364 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:32:35,365 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:32:35,366 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:32:35,366 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:32:35,366 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:32:35,367 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:32:35,367 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:32:35,368 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:32:35,368 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:32:35,369 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:32:35,369 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:32:35,370 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_4d0bb322-8f01-4a05-883f-ad27f976d848/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0bb322-8f01-4a05-883f-ad27f976d848/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ab3dcd6bf49d000e934366d8291851cbb09526533f802d3f36eddafdf23a81c [2023-11-21 18:32:35,691 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:32:35,724 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:32:35,727 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:32:35,728 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:32:35,729 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:32:35,730 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0bb322-8f01-4a05-883f-ad27f976d848/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pgm_protocol.8.prop5-func-interl.c [2023-11-21 18:32:38,830 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:32:39,580 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:32:39,581 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0bb322-8f01-4a05-883f-ad27f976d848/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pgm_protocol.8.prop5-func-interl.c [2023-11-21 18:32:39,648 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0bb322-8f01-4a05-883f-ad27f976d848/bin/ukojak-verify-i0I2FZA1j2/data/7bb0a128c/9811c6ad7fe64f1698c479cc18d07aa5/FLAGc7620633f [2023-11-21 18:32:39,667 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0bb322-8f01-4a05-883f-ad27f976d848/bin/ukojak-verify-i0I2FZA1j2/data/7bb0a128c/9811c6ad7fe64f1698c479cc18d07aa5 [2023-11-21 18:32:39,673 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:32:39,675 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:32:39,678 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:32:39,679 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:32:39,685 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:32:39,687 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:32:39" (1/1) ... [2023-11-21 18:32:39,689 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29adabe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:39, skipping insertion in model container [2023-11-21 18:32:39,689 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:32:39" (1/1) ... [2023-11-21 18:32:39,921 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:32:40,307 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_4d0bb322-8f01-4a05-883f-ad27f976d848/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pgm_protocol.8.prop5-func-interl.c[1179,1192] [2023-11-21 18:32:42,128 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:32:42,155 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:32:42,219 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_4d0bb322-8f01-4a05-883f-ad27f976d848/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pgm_protocol.8.prop5-func-interl.c[1179,1192] [2023-11-21 18:32:43,374 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:32:43,392 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:32:43,393 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:43 WrapperNode [2023-11-21 18:32:43,393 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:32:43,394 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:32:43,394 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:32:43,394 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:32:43,403 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:43" (1/1) ... [2023-11-21 18:32:43,973 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:43" (1/1) ... [2023-11-21 18:32:48,294 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 49778 [2023-11-21 18:32:48,294 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:32:48,295 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:32:48,295 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:32:48,296 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:32:48,303 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:43" (1/1) ... [2023-11-21 18:32:48,303 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:43" (1/1) ... [2023-11-21 18:32:49,831 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:43" (1/1) ... [2023-11-21 18:32:49,832 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:43" (1/1) ... [2023-11-21 18:32:50,988 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:43" (1/1) ... [2023-11-21 18:32:51,147 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:43" (1/1) ... [2023-11-21 18:32:51,352 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:43" (1/1) ... [2023-11-21 18:32:51,504 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:43" (1/1) ... [2023-11-21 18:32:52,342 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:32:52,343 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:32:52,344 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:32:52,344 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:32:52,350 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:43" (1/1) ... [2023-11-21 18:32:52,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:32:52,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0bb322-8f01-4a05-883f-ad27f976d848/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:32:52,397 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0bb322-8f01-4a05-883f-ad27f976d848/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:32:52,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0bb322-8f01-4a05-883f-ad27f976d848/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:32:52,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:32:52,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:32:52,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:32:52,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:32:55,359 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:32:55,365 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation