./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-programs/Problem103_label48.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_0e17aa76-732c-4f4b-a6ec-5060f1af3966/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e17aa76-732c-4f4b-a6ec-5060f1af3966/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_0e17aa76-732c-4f4b-a6ec-5060f1af3966/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e17aa76-732c-4f4b-a6ec-5060f1af3966/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem103_label48.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e17aa76-732c-4f4b-a6ec-5060f1af3966/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e17aa76-732c-4f4b-a6ec-5060f1af3966/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 32bit --witnessprinter.graph.data.programhash bd158ebc348827106e37f3cec44cef5fe66600b4dbba4197b9790e0d4ad173e0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:38:10,067 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:38:10,206 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e17aa76-732c-4f4b-a6ec-5060f1af3966/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:38:10,211 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:38:10,211 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:38:10,234 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:38:10,235 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:38:10,236 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:38:10,237 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:38:10,237 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:38:10,238 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:38:10,239 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:38:10,239 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:38:10,240 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:38:10,241 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:38:10,241 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:38:10,242 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:38:10,243 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:38:10,243 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:38:10,244 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:38:10,244 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:38:10,245 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:38:10,246 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:38:10,247 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:38:10,247 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:38:10,248 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:38:10,249 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:38:10,249 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:38:10,250 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:38:10,251 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:38:10,251 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:38:10,252 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:38:10,252 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:38:10,253 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_0e17aa76-732c-4f4b-a6ec-5060f1af3966/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e17aa76-732c-4f4b-a6ec-5060f1af3966/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bd158ebc348827106e37f3cec44cef5fe66600b4dbba4197b9790e0d4ad173e0 [2023-11-19 03:38:10,558 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:38:10,594 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:38:10,597 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:38:10,599 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:38:10,601 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:38:10,603 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e17aa76-732c-4f4b-a6ec-5060f1af3966/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/eca-programs/Problem103_label48.c [2023-11-19 03:38:13,702 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:38:17,344 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:38:17,344 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e17aa76-732c-4f4b-a6ec-5060f1af3966/sv-benchmarks/c/eca-programs/Problem103_label48.c [2023-11-19 03:38:17,654 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e17aa76-732c-4f4b-a6ec-5060f1af3966/bin/ukojak-verify-G8NBE6pJGL/data/f2005a843/a3505877e7b8497a817b3e4dba1f8b37/FLAGdd9041747 [2023-11-19 03:38:17,668 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e17aa76-732c-4f4b-a6ec-5060f1af3966/bin/ukojak-verify-G8NBE6pJGL/data/f2005a843/a3505877e7b8497a817b3e4dba1f8b37 [2023-11-19 03:38:17,671 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:38:17,672 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:38:17,674 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:38:17,674 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:38:17,680 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:38:17,681 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:38:17" (1/1) ... [2023-11-19 03:38:17,682 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b2f7c8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:17, skipping insertion in model container [2023-11-19 03:38:17,682 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:38:17" (1/1) ... [2023-11-19 03:38:19,434 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:38:50,486 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_0e17aa76-732c-4f4b-a6ec-5060f1af3966/sv-benchmarks/c/eca-programs/Problem103_label48.c[6304687,6304700] [2023-11-19 03:38:50,660 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:38:50,675 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:39:06,600 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_0e17aa76-732c-4f4b-a6ec-5060f1af3966/sv-benchmarks/c/eca-programs/Problem103_label48.c[6304687,6304700] [2023-11-19 03:39:06,611 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:39:13,497 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:39:13,497 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:13 WrapperNode [2023-11-19 03:39:13,498 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:39:13,499 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:39:13,499 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:39:13,499 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:39:13,506 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:13" (1/1) ...