./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem13_label59.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96d12ed-f8c4-4092-99a0-dc88a75f539d/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96d12ed-f8c4-4092-99a0-dc88a75f539d/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96d12ed-f8c4-4092-99a0-dc88a75f539d/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96d12ed-f8c4-4092-99a0-dc88a75f539d/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem13_label59.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96d12ed-f8c4-4092-99a0-dc88a75f539d/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96d12ed-f8c4-4092-99a0-dc88a75f539d/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --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 e95469d39d3368d14177394b02d3829b8d37dd10304149f6e91cf64fc01c6cbc --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:06:26,921 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:06:26,924 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:06:26,975 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:06:26,975 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:06:26,977 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:06:26,979 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:06:26,981 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:06:26,984 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:06:26,985 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:06:26,986 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:06:26,988 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:06:26,989 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:06:26,990 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:06:26,992 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:06:26,994 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:06:26,995 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:06:26,996 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:06:26,999 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:06:27,001 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:06:27,004 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:06:27,006 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:06:27,007 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:06:27,009 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:06:27,013 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:06:27,013 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:06:27,014 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:06:27,015 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:06:27,016 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:06:27,017 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:06:27,018 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:06:27,019 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:06:27,020 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:06:27,021 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:06:27,022 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:06:27,023 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:06:27,024 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:06:27,024 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:06:27,024 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:06:27,026 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:06:27,026 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:06:27,031 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96d12ed-f8c4-4092-99a0-dc88a75f539d/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:06:27,052 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:06:27,053 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:06:27,054 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:06:27,054 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:06:27,055 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:06:27,055 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:06:27,055 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:06:27,055 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:06:27,056 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:06:27,056 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:06:27,056 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:06:27,056 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:06:27,056 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:06:27,057 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:06:27,057 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:06:27,057 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:06:27,057 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:06:27,057 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:06:27,058 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:06:27,058 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:06:27,058 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:06:27,058 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:27,059 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:06:27,059 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:06:27,059 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:06:27,059 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:06:27,060 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:06:27,060 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:06:27,061 INFO L138 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_b96d12ed-f8c4-4092-99a0-dc88a75f539d/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96d12ed-f8c4-4092-99a0-dc88a75f539d/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e95469d39d3368d14177394b02d3829b8d37dd10304149f6e91cf64fc01c6cbc [2021-11-23 15:06:27,334 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:06:27,358 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:06:27,361 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:06:27,362 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:06:27,363 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:06:27,366 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96d12ed-f8c4-4092-99a0-dc88a75f539d/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem13_label59.c [2021-11-23 15:06:27,442 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96d12ed-f8c4-4092-99a0-dc88a75f539d/bin/ukojak-CwSLpZB5Qu/data/86555916e/597877495faa4ca892c26b1ec79ff1db/FLAGd87f7633b [2021-11-23 15:06:28,240 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:06:28,241 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96d12ed-f8c4-4092-99a0-dc88a75f539d/sv-benchmarks/c/eca-rers2012/Problem13_label59.c [2021-11-23 15:06:28,282 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96d12ed-f8c4-4092-99a0-dc88a75f539d/bin/ukojak-CwSLpZB5Qu/data/86555916e/597877495faa4ca892c26b1ec79ff1db/FLAGd87f7633b [2021-11-23 15:06:28,774 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96d12ed-f8c4-4092-99a0-dc88a75f539d/bin/ukojak-CwSLpZB5Qu/data/86555916e/597877495faa4ca892c26b1ec79ff1db [2021-11-23 15:06:28,777 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:06:28,779 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:06:28,786 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:28,786 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:06:28,789 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:06:28,790 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:28" (1/1) ... [2021-11-23 15:06:28,791 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@565d5ce9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:28, skipping insertion in model container [2021-11-23 15:06:28,791 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:28" (1/1) ... [2021-11-23 15:06:28,799 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:06:29,003 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:06:29,510 WARN L230 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_b96d12ed-f8c4-4092-99a0-dc88a75f539d/sv-benchmarks/c/eca-rers2012/Problem13_label59.c[6607,6620] [2021-11-23 15:06:30,780 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:30,790 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:06:30,835 WARN L230 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_b96d12ed-f8c4-4092-99a0-dc88a75f539d/sv-benchmarks/c/eca-rers2012/Problem13_label59.c[6607,6620] [2021-11-23 15:06:31,640 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:31,679 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:06:31,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:31 WrapperNode [2021-11-23 15:06:31,680 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:31,682 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:31,682 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:06:31,684 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:06:31,694 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:31" (1/1) ... [2021-11-23 15:06:31,795 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:31" (1/1) ... [2021-11-23 15:06:32,613 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5583 [2021-11-23 15:06:32,614 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:32,615 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:06:32,615 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:06:32,616 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:06:32,633 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:31" (1/1) ... [2021-11-23 15:06:32,634 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:31" (1/1) ... [2021-11-23 15:06:32,930 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:31" (1/1) ... [2021-11-23 15:06:32,942 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:31" (1/1) ... [2021-11-23 15:06:33,318 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:31" (1/1) ... [2021-11-23 15:06:33,387 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:31" (1/1) ... [2021-11-23 15:06:33,414 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:31" (1/1) ... [2021-11-23 15:06:33,636 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:06:33,637 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:06:33,638 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:06:33,638 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:06:33,643 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:31" (1/1) ... [2021-11-23 15:06:33,668 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:33,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96d12ed-f8c4-4092-99a0-dc88a75f539d/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:06:33,713 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96d12ed-f8c4-4092-99a0-dc88a75f539d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:06:33,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96d12ed-f8c4-4092-99a0-dc88a75f539d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:06:33,822 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:06:33,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:06:33,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:06:33,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:06:33,896 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:06:33,898 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:06:40,658 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:06:40,737 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:06:40,744 INFO L158 Benchmark]: Toolchain (without parser) took 11962.66ms. Allocated memory was 113.2MB in the beginning and 897.6MB in the end (delta: 784.3MB). Free memory was 65.0MB in the beginning and 678.5MB in the end (delta: -613.4MB). Peak memory consumption was 317.7MB. Max. memory is 16.1GB. [2021-11-23 15:06:40,745 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 113.2MB. Free memory was 66.5MB in the beginning and 66.4MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:06:40,747 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2894.98ms. Allocated memory was 113.2MB in the beginning and 224.4MB in the end (delta: 111.1MB). Free memory was 65.0MB in the beginning and 117.8MB in the end (delta: -52.7MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. [2021-11-23 15:06:40,748 INFO L158 Benchmark]: Boogie Procedure Inliner took 932.60ms. Allocated memory is still 224.4MB. Free memory was 116.7MB in the beginning and 80.2MB in the end (delta: 36.5MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2021-11-23 15:06:40,749 INFO L158 Benchmark]: Boogie Preprocessor took 1021.36ms. Allocated memory was 224.4MB in the beginning and 448.8MB in the end (delta: 224.4MB). Free memory was 80.2MB in the beginning and 290.8MB in the end (delta: -210.5MB). Peak memory consumption was 59.8MB. Max. memory is 16.1GB. [2021-11-23 15:06:40,751 INFO L158 Benchmark]: RCFGBuilder took 7103.05ms. Allocated memory was 448.8MB in the beginning and 897.6MB in the end (delta: 448.8MB). Free memory was 290.8MB in the beginning and 678.5MB in the end (delta: -387.7MB). Peak memory consumption was 210.2MB. Max. memory is 16.1GB. [2021-11-23 15:06:40,761 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 113.2MB. Free memory was 66.5MB in the beginning and 66.4MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2894.98ms. Allocated memory was 113.2MB in the beginning and 224.4MB in the end (delta: 111.1MB). Free memory was 65.0MB in the beginning and 117.8MB in the end (delta: -52.7MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 932.60ms. Allocated memory is still 224.4MB. Free memory was 116.7MB in the beginning and 80.2MB in the end (delta: 36.5MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1021.36ms. Allocated memory was 224.4MB in the beginning and 448.8MB in the end (delta: 224.4MB). Free memory was 80.2MB in the beginning and 290.8MB in the end (delta: -210.5MB). Peak memory consumption was 59.8MB. Max. memory is 16.1GB. * RCFGBuilder took 7103.05ms. Allocated memory was 448.8MB in the beginning and 897.6MB in the end (delta: 448.8MB). Free memory was 290.8MB in the beginning and 678.5MB in the end (delta: -387.7MB). Peak memory consumption was 210.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:06:40,797 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96d12ed-f8c4-4092-99a0-dc88a75f539d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96d12ed-f8c4-4092-99a0-dc88a75f539d/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96d12ed-f8c4-4092-99a0-dc88a75f539d/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96d12ed-f8c4-4092-99a0-dc88a75f539d/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96d12ed-f8c4-4092-99a0-dc88a75f539d/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem13_label59.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96d12ed-f8c4-4092-99a0-dc88a75f539d/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96d12ed-f8c4-4092-99a0-dc88a75f539d/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --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 e95469d39d3368d14177394b02d3829b8d37dd10304149f6e91cf64fc01c6cbc --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:06:43,463 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:06:43,467 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:06:43,522 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:06:43,523 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:06:43,528 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:06:43,530 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:06:43,534 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:06:43,538 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:06:43,543 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:06:43,547 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:06:43,549 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:06:43,550 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:06:43,553 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:06:43,555 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:06:43,559 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:06:43,561 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:06:43,562 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:06:43,565 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:06:43,573 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:06:43,575 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:06:43,576 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:06:43,579 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:06:43,582 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:06:43,588 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:06:43,588 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:06:43,589 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:06:43,590 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:06:43,590 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:06:43,592 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:06:43,592 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:06:43,593 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:06:43,594 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:06:43,595 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:06:43,596 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:06:43,596 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:06:43,597 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:06:43,597 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:06:43,598 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:06:43,599 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:06:43,600 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:06:43,601 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96d12ed-f8c4-4092-99a0-dc88a75f539d/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:06:43,643 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:06:43,644 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:06:43,645 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:06:43,645 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:06:43,647 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:06:43,647 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:06:43,647 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:06:43,648 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:06:43,648 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:06:43,648 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:06:43,649 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:06:43,649 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:06:43,650 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:06:43,650 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:06:43,650 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:06:43,650 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:06:43,650 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:06:43,651 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:06:43,651 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:06:43,651 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:06:43,651 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:06:43,652 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:06:43,652 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:06:43,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:43,652 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:06:43,653 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:06:43,653 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:06:43,653 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:06:43,653 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:06:43,653 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:06:43,654 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:06:43,654 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:06:43,654 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_b96d12ed-f8c4-4092-99a0-dc88a75f539d/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96d12ed-f8c4-4092-99a0-dc88a75f539d/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e95469d39d3368d14177394b02d3829b8d37dd10304149f6e91cf64fc01c6cbc [2021-11-23 15:06:44,034 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:06:44,059 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:06:44,062 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:06:44,064 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:06:44,064 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:06:44,068 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96d12ed-f8c4-4092-99a0-dc88a75f539d/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem13_label59.c [2021-11-23 15:06:44,145 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96d12ed-f8c4-4092-99a0-dc88a75f539d/bin/ukojak-CwSLpZB5Qu/data/2ee6ed96f/cfbabf262b564c0ea22bb38e2145916a/FLAGc0cf79d4b [2021-11-23 15:06:45,061 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:06:45,062 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96d12ed-f8c4-4092-99a0-dc88a75f539d/sv-benchmarks/c/eca-rers2012/Problem13_label59.c [2021-11-23 15:06:45,101 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96d12ed-f8c4-4092-99a0-dc88a75f539d/bin/ukojak-CwSLpZB5Qu/data/2ee6ed96f/cfbabf262b564c0ea22bb38e2145916a/FLAGc0cf79d4b [2021-11-23 15:06:45,161 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96d12ed-f8c4-4092-99a0-dc88a75f539d/bin/ukojak-CwSLpZB5Qu/data/2ee6ed96f/cfbabf262b564c0ea22bb38e2145916a [2021-11-23 15:06:45,164 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:06:45,167 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:06:45,171 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:45,171 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:06:45,174 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:06:45,175 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:45" (1/1) ... [2021-11-23 15:06:45,176 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a88eb97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:45, skipping insertion in model container [2021-11-23 15:06:45,176 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:45" (1/1) ... [2021-11-23 15:06:45,184 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:06:45,395 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:06:45,792 WARN L230 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_b96d12ed-f8c4-4092-99a0-dc88a75f539d/sv-benchmarks/c/eca-rers2012/Problem13_label59.c[6607,6620] [2021-11-23 15:06:47,026 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:47,037 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:06:47,080 WARN L230 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_b96d12ed-f8c4-4092-99a0-dc88a75f539d/sv-benchmarks/c/eca-rers2012/Problem13_label59.c[6607,6620] [2021-11-23 15:06:48,081 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:48,138 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:06:48,165 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:48 WrapperNode [2021-11-23 15:06:48,165 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:48,166 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:48,166 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:06:48,166 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:06:48,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:48" (1/1) ... [2021-11-23 15:06:48,276 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:48" (1/1) ... [2021-11-23 15:06:48,499 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5578 [2021-11-23 15:06:48,499 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:48,500 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:06:48,500 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:06:48,501 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:06:48,509 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:48" (1/1) ... [2021-11-23 15:06:48,510 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:48" (1/1) ... [2021-11-23 15:06:48,586 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:48" (1/1) ... [2021-11-23 15:06:48,601 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:48" (1/1) ... [2021-11-23 15:06:48,727 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:48" (1/1) ... [2021-11-23 15:06:48,825 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:48" (1/1) ... [2021-11-23 15:06:48,874 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:48" (1/1) ... [2021-11-23 15:06:48,947 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:06:48,948 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:06:48,949 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:06:48,949 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:06:48,950 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:48" (1/1) ... [2021-11-23 15:06:48,956 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:48,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96d12ed-f8c4-4092-99a0-dc88a75f539d/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:06:49,024 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96d12ed-f8c4-4092-99a0-dc88a75f539d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:06:49,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96d12ed-f8c4-4092-99a0-dc88a75f539d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:06:49,145 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:06:49,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:06:49,145 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:06:49,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:06:49,241 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:06:49,243 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:07:38,668 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:07:38,723 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:07:38,728 INFO L158 Benchmark]: Toolchain (without parser) took 53559.99ms. Allocated memory was 56.6MB in the beginning and 308.3MB in the end (delta: 251.7MB). Free memory was 30.7MB in the beginning and 87.1MB in the end (delta: -56.3MB). Peak memory consumption was 211.3MB. Max. memory is 16.1GB. [2021-11-23 15:07:38,729 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 56.6MB. Free memory was 37.6MB in the beginning and 37.6MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:07:38,730 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2994.68ms. Allocated memory was 56.6MB in the beginning and 107.0MB in the end (delta: 50.3MB). Free memory was 30.6MB in the beginning and 45.0MB in the end (delta: -14.4MB). Peak memory consumption was 53.6MB. Max. memory is 16.1GB. [2021-11-23 15:07:38,731 INFO L158 Benchmark]: Boogie Procedure Inliner took 333.21ms. Allocated memory was 107.0MB in the beginning and 144.7MB in the end (delta: 37.7MB). Free memory was 45.0MB in the beginning and 54.9MB in the end (delta: -9.9MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2021-11-23 15:07:38,732 INFO L158 Benchmark]: Boogie Preprocessor took 447.40ms. Allocated memory is still 144.7MB. Free memory was 54.9MB in the beginning and 49.3MB in the end (delta: 5.6MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. [2021-11-23 15:07:38,733 INFO L158 Benchmark]: RCFGBuilder took 49777.69ms. Allocated memory was 144.7MB in the beginning and 308.3MB in the end (delta: 163.6MB). Free memory was 49.3MB in the beginning and 87.1MB in the end (delta: -37.8MB). Peak memory consumption was 141.6MB. Max. memory is 16.1GB. [2021-11-23 15:07:38,737 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 56.6MB. Free memory was 37.6MB in the beginning and 37.6MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2994.68ms. Allocated memory was 56.6MB in the beginning and 107.0MB in the end (delta: 50.3MB). Free memory was 30.6MB in the beginning and 45.0MB in the end (delta: -14.4MB). Peak memory consumption was 53.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 333.21ms. Allocated memory was 107.0MB in the beginning and 144.7MB in the end (delta: 37.7MB). Free memory was 45.0MB in the beginning and 54.9MB in the end (delta: -9.9MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 447.40ms. Allocated memory is still 144.7MB. Free memory was 54.9MB in the beginning and 49.3MB in the end (delta: 5.6MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. * RCFGBuilder took 49777.69ms. Allocated memory was 144.7MB in the beginning and 308.3MB in the end (delta: 163.6MB). Free memory was 49.3MB in the beginning and 87.1MB in the end (delta: -37.8MB). Peak memory consumption was 141.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:07:38,789 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96d12ed-f8c4-4092-99a0-dc88a75f539d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable