./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pals_lcr.4_overflow.ufo.UNBOUNDED.pals+Problem12_label02.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_7e88d419-dca1-4d92-9f75-79511ee28d0b/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e88d419-dca1-4d92-9f75-79511ee28d0b/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_7e88d419-dca1-4d92-9f75-79511ee28d0b/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e88d419-dca1-4d92-9f75-79511ee28d0b/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pals_lcr.4_overflow.ufo.UNBOUNDED.pals+Problem12_label02.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e88d419-dca1-4d92-9f75-79511ee28d0b/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e88d419-dca1-4d92-9f75-79511ee28d0b/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 32bit --witnessprinter.graph.data.programhash 7faac2784283dee994e5ed7918d7d85d1512ca1f167512880a4c4b876443c5f9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:10:19,419 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:10:19,565 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e88d419-dca1-4d92-9f75-79511ee28d0b/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-23 20:10:19,570 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:10:19,571 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:10:19,622 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:10:19,624 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:10:19,625 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:10:19,626 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:10:19,631 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:10:19,633 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:10:19,633 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:10:19,634 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:10:19,636 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:10:19,636 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:10:19,637 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:10:19,637 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:10:19,638 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:10:19,638 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:10:19,639 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:10:19,639 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:10:19,640 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:10:19,641 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:10:19,641 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:10:19,642 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:10:19,643 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:10:19,643 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:10:19,644 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:10:19,644 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:10:19,645 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:10:19,646 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:10:19,647 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:10:19,647 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:10:19,647 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_7e88d419-dca1-4d92-9f75-79511ee28d0b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e88d419-dca1-4d92-9f75-79511ee28d0b/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7faac2784283dee994e5ed7918d7d85d1512ca1f167512880a4c4b876443c5f9 [2023-11-23 20:10:19,975 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:10:20,012 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:10:20,016 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:10:20,017 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:10:20,018 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:10:20,019 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e88d419-dca1-4d92-9f75-79511ee28d0b/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/combinations/pals_lcr.4_overflow.ufo.UNBOUNDED.pals+Problem12_label02.c [2023-11-23 20:10:23,471 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:10:24,166 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:10:24,167 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e88d419-dca1-4d92-9f75-79511ee28d0b/sv-benchmarks/c/combinations/pals_lcr.4_overflow.ufo.UNBOUNDED.pals+Problem12_label02.c [2023-11-23 20:10:24,219 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e88d419-dca1-4d92-9f75-79511ee28d0b/bin/ukojak-verify-1t5iHCbJaC/data/fa5095915/9b686bc47c6a41289d76661a590cef1f/FLAG1fb38e5f9 [2023-11-23 20:10:24,568 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e88d419-dca1-4d92-9f75-79511ee28d0b/bin/ukojak-verify-1t5iHCbJaC/data/fa5095915/9b686bc47c6a41289d76661a590cef1f [2023-11-23 20:10:24,575 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:10:24,577 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:10:24,581 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:10:24,581 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:10:24,586 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:10:24,587 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:10:24" (1/1) ... [2023-11-23 20:10:24,589 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bab3af8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:24, skipping insertion in model container [2023-11-23 20:10:24,589 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:10:24" (1/1) ... [2023-11-23 20:10:24,797 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:10:25,325 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_7e88d419-dca1-4d92-9f75-79511ee28d0b/sv-benchmarks/c/combinations/pals_lcr.4_overflow.ufo.UNBOUNDED.pals+Problem12_label02.c[8786,8799] [2023-11-23 20:10:25,464 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_7e88d419-dca1-4d92-9f75-79511ee28d0b/sv-benchmarks/c/combinations/pals_lcr.4_overflow.ufo.UNBOUNDED.pals+Problem12_label02.c[16076,16089] [2023-11-23 20:10:26,602 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:10:26,623 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:10:26,684 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_7e88d419-dca1-4d92-9f75-79511ee28d0b/sv-benchmarks/c/combinations/pals_lcr.4_overflow.ufo.UNBOUNDED.pals+Problem12_label02.c[8786,8799] [2023-11-23 20:10:26,702 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_7e88d419-dca1-4d92-9f75-79511ee28d0b/sv-benchmarks/c/combinations/pals_lcr.4_overflow.ufo.UNBOUNDED.pals+Problem12_label02.c[16076,16089] [2023-11-23 20:10:27,429 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:10:27,470 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:10:27,471 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:27 WrapperNode [2023-11-23 20:10:27,471 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:10:27,473 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:10:27,474 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:10:27,474 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:10:27,484 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:27" (1/1) ... [2023-11-23 20:10:27,564 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:27" (1/1) ... [2023-11-23 20:10:28,122 INFO L138 Inliner]: procedures = 36, calls = 21, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 5032 [2023-11-23 20:10:28,122 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:10:28,124 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:10:28,124 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:10:28,124 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:10:28,136 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:27" (1/1) ... [2023-11-23 20:10:28,136 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:27" (1/1) ... [2023-11-23 20:10:28,266 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:27" (1/1) ... [2023-11-23 20:10:28,274 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:27" (1/1) ... [2023-11-23 20:10:28,513 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:27" (1/1) ... [2023-11-23 20:10:28,557 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:27" (1/1) ... [2023-11-23 20:10:28,623 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:27" (1/1) ... [2023-11-23 20:10:28,639 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:27" (1/1) ... [2023-11-23 20:10:28,742 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:10:28,743 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:10:28,744 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:10:28,744 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:10:28,745 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:27" (1/1) ... [2023-11-23 20:10:28,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:10:28,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e88d419-dca1-4d92-9f75-79511ee28d0b/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:10:28,789 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e88d419-dca1-4d92-9f75-79511ee28d0b/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:10:28,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e88d419-dca1-4d92-9f75-79511ee28d0b/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:10:28,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:10:28,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:10:28,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:10:28,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:10:29,029 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:10:29,033 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:10:35,400 INFO L282 CfgBuilder]: Performing block encoding