./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/s3_srvr_3_alt.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd77a056-96c2-4281-a6b9-216e99e190fc/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd77a056-96c2-4281-a6b9-216e99e190fc/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_dd77a056-96c2-4281-a6b9-216e99e190fc/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd77a056-96c2-4281-a6b9-216e99e190fc/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/s3_srvr_3_alt.BV.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd77a056-96c2-4281-a6b9-216e99e190fc/bin/ukojak-CwSLpZB5Qu/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd77a056-96c2-4281-a6b9-216e99e190fc/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bf468c7017c8f3a2cdeb79f99753733825718df67f5d936c4b628187020029f9 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:31:57,470 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:31:57,473 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:31:57,549 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:31:57,550 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:31:57,555 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:31:57,558 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:31:57,563 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:31:57,566 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:31:57,573 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:31:57,575 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:31:57,577 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:31:57,578 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:31:57,581 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:31:57,584 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:31:57,590 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:31:57,592 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:31:57,593 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:31:57,596 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:31:57,605 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:31:57,608 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:31:57,609 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:31:57,613 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:31:57,615 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:31:57,626 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:31:57,626 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:31:57,627 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:31:57,629 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:31:57,630 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:31:57,632 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:31:57,633 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:31:57,634 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:31:57,636 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:31:57,638 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:31:57,640 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:31:57,640 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:31:57,641 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:31:57,641 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:31:57,642 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:31:57,643 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:31:57,644 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:31:57,645 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd77a056-96c2-4281-a6b9-216e99e190fc/bin/ukojak-CwSLpZB5Qu/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-23 15:31:57,705 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:31:57,706 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:31:57,708 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:31:57,708 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:31:57,709 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:31:57,709 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:31:57,710 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:31:57,710 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:31:57,710 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:31:57,718 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:31:57,720 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:31:57,720 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:31:57,720 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:31:57,721 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:31:57,721 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:31:57,721 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-23 15:31:57,721 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:31:57,722 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:31:57,722 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:31:57,722 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:31:57,723 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:31:57,723 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:31:57,723 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:31:57,723 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:31:57,724 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:31:57,724 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:31:57,724 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:31:57,725 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:31:57,725 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:31:57,727 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:31:57,728 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_dd77a056-96c2-4281-a6b9-216e99e190fc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd77a056-96c2-4281-a6b9-216e99e190fc/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf468c7017c8f3a2cdeb79f99753733825718df67f5d936c4b628187020029f9 [2021-11-23 15:31:58,099 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:31:58,136 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:31:58,140 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:31:58,142 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:31:58,143 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:31:58,145 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd77a056-96c2-4281-a6b9-216e99e190fc/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/bitvector/s3_srvr_3_alt.BV.c.cil.c [2021-11-23 15:31:58,241 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd77a056-96c2-4281-a6b9-216e99e190fc/bin/ukojak-CwSLpZB5Qu/data/d56efae95/5f67e0bc54a6437f834ebfe885ea6589/FLAG748349057 [2021-11-23 15:31:58,933 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:31:58,940 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd77a056-96c2-4281-a6b9-216e99e190fc/sv-benchmarks/c/bitvector/s3_srvr_3_alt.BV.c.cil.c [2021-11-23 15:31:58,969 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd77a056-96c2-4281-a6b9-216e99e190fc/bin/ukojak-CwSLpZB5Qu/data/d56efae95/5f67e0bc54a6437f834ebfe885ea6589/FLAG748349057 [2021-11-23 15:31:59,239 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd77a056-96c2-4281-a6b9-216e99e190fc/bin/ukojak-CwSLpZB5Qu/data/d56efae95/5f67e0bc54a6437f834ebfe885ea6589 [2021-11-23 15:31:59,243 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:31:59,245 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:31:59,248 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:31:59,248 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:31:59,253 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:31:59,255 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:31:59" (1/1) ... [2021-11-23 15:31:59,257 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67e98d7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:59, skipping insertion in model container [2021-11-23 15:31:59,258 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:31:59" (1/1) ... [2021-11-23 15:31:59,267 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:31:59,340 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:31:59,698 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_dd77a056-96c2-4281-a6b9-216e99e190fc/sv-benchmarks/c/bitvector/s3_srvr_3_alt.BV.c.cil.c[44558,44571] [2021-11-23 15:31:59,705 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:31:59,715 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:31:59,784 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_dd77a056-96c2-4281-a6b9-216e99e190fc/sv-benchmarks/c/bitvector/s3_srvr_3_alt.BV.c.cil.c[44558,44571] [2021-11-23 15:31:59,789 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:31:59,806 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:31:59,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:59 WrapperNode [2021-11-23 15:31:59,807 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:31:59,808 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:31:59,809 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:31:59,809 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:31:59,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:59" (1/1) ... [2021-11-23 15:31:59,832 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:59" (1/1) ... [2021-11-23 15:31:59,911 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 538 [2021-11-23 15:31:59,911 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:31:59,912 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:31:59,913 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:31:59,913 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:31:59,924 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:59" (1/1) ... [2021-11-23 15:31:59,924 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:59" (1/1) ... [2021-11-23 15:31:59,931 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:59" (1/1) ... [2021-11-23 15:31:59,932 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:59" (1/1) ... [2021-11-23 15:31:59,959 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:59" (1/1) ... [2021-11-23 15:31:59,969 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:59" (1/1) ... [2021-11-23 15:31:59,973 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:59" (1/1) ... [2021-11-23 15:31:59,995 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:31:59,997 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:31:59,997 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:31:59,997 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:31:59,998 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:59" (1/1) ... [2021-11-23 15:32:00,019 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:00,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd77a056-96c2-4281-a6b9-216e99e190fc/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:32:00,084 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd77a056-96c2-4281-a6b9-216e99e190fc/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:32:00,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd77a056-96c2-4281-a6b9-216e99e190fc/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:32:00,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:32:00,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:32:00,147 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:32:00,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:32:00,281 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:32:00,283 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:32:00,309 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:32:01,047 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2021-11-23 15:32:01,047 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2021-11-23 15:32:01,048 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:32:01,122 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$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 15:32:01,127 INFO L158 Benchmark]: Toolchain (without parser) took 1881.32ms. Allocated memory was 102.8MB in the beginning and 132.1MB in the end (delta: 29.4MB). Free memory was 60.1MB in the beginning and 104.0MB in the end (delta: -43.9MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2021-11-23 15:32:01,128 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 102.8MB. Free memory is still 76.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:32:01,129 INFO L158 Benchmark]: CACSL2BoogieTranslator took 559.91ms. Allocated memory is still 102.8MB. Free memory was 60.0MB in the beginning and 72.2MB in the end (delta: -12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:32:01,134 INFO L158 Benchmark]: Boogie Procedure Inliner took 103.06ms. Allocated memory is still 102.8MB. Free memory was 72.2MB in the beginning and 68.9MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:32:01,135 INFO L158 Benchmark]: Boogie Preprocessor took 83.45ms. Allocated memory is still 102.8MB. Free memory was 68.9MB in the beginning and 66.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:32:01,136 INFO L158 Benchmark]: RCFGBuilder took 1128.38ms. Allocated memory was 102.8MB in the beginning and 132.1MB in the end (delta: 29.4MB). Free memory was 66.8MB in the beginning and 104.0MB in the end (delta: -37.2MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. [2021-11-23 15:32:01,140 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 102.8MB. Free memory is still 76.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 559.91ms. Allocated memory is still 102.8MB. Free memory was 60.0MB in the beginning and 72.2MB in the end (delta: -12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 103.06ms. Allocated memory is still 102.8MB. Free memory was 72.2MB in the beginning and 68.9MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.45ms. Allocated memory is still 102.8MB. Free memory was 68.9MB in the beginning and 66.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1128.38ms. Allocated memory was 102.8MB in the beginning and 132.1MB in the end (delta: 29.4MB). Free memory was 66.8MB in the beginning and 104.0MB in the end (delta: -37.2MB). Peak memory consumption was 37.3MB. 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 15:32:01,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd77a056-96c2-4281-a6b9-216e99e190fc/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 No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd77a056-96c2-4281-a6b9-216e99e190fc/bin/ukojak-CwSLpZB5Qu/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable