./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/unroll-2.wvr.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_b3bffac7-9f54-4b51-a089-15651a83f6e5/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3bffac7-9f54-4b51-a089-15651a83f6e5/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_b3bffac7-9f54-4b51-a089-15651a83f6e5/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3bffac7-9f54-4b51-a089-15651a83f6e5/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/unroll-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3bffac7-9f54-4b51-a089-15651a83f6e5/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_b3bffac7-9f54-4b51-a089-15651a83f6e5/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 5393d9cf3b7cc0865f031a716dd61208c034931418b29464b30da9c6eaf669bf --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:46:37,873 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:46:37,876 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:46:37,907 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:46:37,907 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:46:37,909 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:46:37,914 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:46:37,918 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:46:37,921 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:46:37,927 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:46:37,928 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:46:37,930 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:46:37,931 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:46:37,933 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:46:37,936 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:46:37,938 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:46:37,940 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:46:37,941 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:46:37,945 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:46:37,948 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:46:37,950 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:46:37,952 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:46:37,953 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:46:37,955 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:46:37,958 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:46:37,959 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:46:37,959 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:46:37,960 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:46:37,961 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:46:37,962 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:46:37,963 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:46:37,964 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:46:37,965 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:46:37,966 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:46:37,967 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:46:37,967 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:46:37,968 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:46:37,968 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:46:37,969 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:46:37,970 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:46:37,970 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:46:37,971 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3bffac7-9f54-4b51-a089-15651a83f6e5/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:46:37,997 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:46:37,997 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:46:37,998 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:46:37,999 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:46:38,000 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:46:38,000 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:46:38,000 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:46:38,001 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:46:38,004 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:46:38,004 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:46:38,004 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:46:38,005 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:46:38,005 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:46:38,005 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:46:38,005 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:46:38,005 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:46:38,006 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:46:38,006 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:46:38,006 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:46:38,006 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:46:38,006 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:46:38,007 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:38,007 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:46:38,007 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:46:38,007 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:46:38,007 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:46:38,008 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:46:38,008 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:46:38,008 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_b3bffac7-9f54-4b51-a089-15651a83f6e5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3bffac7-9f54-4b51-a089-15651a83f6e5/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5393d9cf3b7cc0865f031a716dd61208c034931418b29464b30da9c6eaf669bf [2021-11-23 15:46:38,305 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:46:38,336 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:46:38,340 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:46:38,341 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:46:38,342 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:46:38,344 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3bffac7-9f54-4b51-a089-15651a83f6e5/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/weaver/unroll-2.wvr.c [2021-11-23 15:46:38,418 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3bffac7-9f54-4b51-a089-15651a83f6e5/bin/ukojak-CwSLpZB5Qu/data/a07f52376/cf274845323c4c4598a57c3092b3e1ee/FLAGce932e5e6 [2021-11-23 15:46:38,993 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:46:38,994 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3bffac7-9f54-4b51-a089-15651a83f6e5/sv-benchmarks/c/weaver/unroll-2.wvr.c [2021-11-23 15:46:39,008 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3bffac7-9f54-4b51-a089-15651a83f6e5/bin/ukojak-CwSLpZB5Qu/data/a07f52376/cf274845323c4c4598a57c3092b3e1ee/FLAGce932e5e6 [2021-11-23 15:46:39,321 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3bffac7-9f54-4b51-a089-15651a83f6e5/bin/ukojak-CwSLpZB5Qu/data/a07f52376/cf274845323c4c4598a57c3092b3e1ee [2021-11-23 15:46:39,325 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:46:39,328 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:46:39,329 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:39,330 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:46:39,333 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:46:39,334 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:39" (1/1) ... [2021-11-23 15:46:39,336 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67b2e837 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:39, skipping insertion in model container [2021-11-23 15:46:39,336 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:39" (1/1) ... [2021-11-23 15:46:39,344 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:46:39,362 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:46:39,601 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_b3bffac7-9f54-4b51-a089-15651a83f6e5/sv-benchmarks/c/weaver/unroll-2.wvr.c[2428,2441] [2021-11-23 15:46:39,609 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:39,616 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:46:39,649 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_b3bffac7-9f54-4b51-a089-15651a83f6e5/sv-benchmarks/c/weaver/unroll-2.wvr.c[2428,2441] [2021-11-23 15:46:39,665 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:39,678 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:46:39,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:39 WrapperNode [2021-11-23 15:46:39,678 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:39,679 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:39,679 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:46:39,680 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:46:39,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:39" (1/1) ... [2021-11-23 15:46:39,696 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:39" (1/1) ... [2021-11-23 15:46:39,732 INFO L137 Inliner]: procedures = 24, calls = 32, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2021-11-23 15:46:39,733 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:39,734 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:46:39,734 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:46:39,734 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:46:39,743 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:39" (1/1) ... [2021-11-23 15:46:39,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:39" (1/1) ... [2021-11-23 15:46:39,759 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:39" (1/1) ... [2021-11-23 15:46:39,759 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:39" (1/1) ... [2021-11-23 15:46:39,778 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:39" (1/1) ... [2021-11-23 15:46:39,782 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:39" (1/1) ... [2021-11-23 15:46:39,784 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:39" (1/1) ... [2021-11-23 15:46:39,786 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:46:39,787 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:46:39,787 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:46:39,788 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:46:39,796 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:39" (1/1) ... [2021-11-23 15:46:39,803 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:39,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3bffac7-9f54-4b51-a089-15651a83f6e5/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:46:39,823 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3bffac7-9f54-4b51-a089-15651a83f6e5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:46:39,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3bffac7-9f54-4b51-a089-15651a83f6e5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:46:39,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:46:39,864 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 15:46:39,864 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 15:46:39,864 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 15:46:39,864 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 15:46:39,865 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:46:39,865 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:46:39,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:46:39,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:46:39,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:46:39,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:46:39,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:46:39,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:46:39,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:46:39,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:46:39,868 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 15:46:39,954 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:46:39,955 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:46:40,170 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:46:40,180 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:46:40,180 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-23 15:46:40,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:46:40 BoogieIcfgContainer [2021-11-23 15:46:40,182 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:46:40,183 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:46:40,183 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:46:40,194 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:46:40,194 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:46:40" (1/1) ... [2021-11-23 15:46:40,195 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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 15:46:40,199 INFO L158 Benchmark]: Toolchain (without parser) took 870.77ms. Allocated memory is still 109.1MB. Free memory was 71.1MB in the beginning and 64.7MB in the end (delta: 6.4MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. [2021-11-23 15:46:40,199 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 109.1MB. Free memory is still 87.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:46:40,200 INFO L158 Benchmark]: CACSL2BoogieTranslator took 349.21ms. Allocated memory is still 109.1MB. Free memory was 70.9MB in the beginning and 81.7MB in the end (delta: -10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:46:40,201 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.37ms. Allocated memory is still 109.1MB. Free memory was 81.7MB in the beginning and 80.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:46:40,202 INFO L158 Benchmark]: Boogie Preprocessor took 52.83ms. Allocated memory is still 109.1MB. Free memory was 80.0MB in the beginning and 78.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:46:40,203 INFO L158 Benchmark]: RCFGBuilder took 395.04ms. Allocated memory is still 109.1MB. Free memory was 78.6MB in the beginning and 65.6MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:46:40,203 INFO L158 Benchmark]: CodeCheck took 13.70ms. Allocated memory is still 109.1MB. Free memory was 65.6MB in the beginning and 64.7MB in the end (delta: 919.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:46:40,208 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 109.1MB. Free memory is still 87.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 349.21ms. Allocated memory is still 109.1MB. Free memory was 70.9MB in the beginning and 81.7MB in the end (delta: -10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.37ms. Allocated memory is still 109.1MB. Free memory was 81.7MB in the beginning and 80.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.83ms. Allocated memory is still 109.1MB. Free memory was 80.0MB in the beginning and 78.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 395.04ms. Allocated memory is still 109.1MB. Free memory was 78.6MB in the beginning and 65.6MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 13.70ms. Allocated memory is still 109.1MB. Free memory was 65.6MB in the beginning and 64.7MB in the end (delta: 919.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:46:40,262 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3bffac7-9f54-4b51-a089-15651a83f6e5/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_b3bffac7-9f54-4b51-a089-15651a83f6e5/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3bffac7-9f54-4b51-a089-15651a83f6e5/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_b3bffac7-9f54-4b51-a089-15651a83f6e5/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3bffac7-9f54-4b51-a089-15651a83f6e5/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/unroll-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3bffac7-9f54-4b51-a089-15651a83f6e5/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_b3bffac7-9f54-4b51-a089-15651a83f6e5/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 5393d9cf3b7cc0865f031a716dd61208c034931418b29464b30da9c6eaf669bf --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:46:42,719 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:46:42,723 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:46:42,779 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:46:42,779 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:46:42,784 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:46:42,787 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:46:42,791 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:46:42,795 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:46:42,801 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:46:42,804 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:46:42,806 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:46:42,807 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:46:42,809 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:46:42,812 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:46:42,814 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:46:42,816 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:46:42,817 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:46:42,836 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:46:42,843 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:46:42,845 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:46:42,847 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:46:42,850 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:46:42,852 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:46:42,863 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:46:42,864 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:46:42,864 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:46:42,866 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:46:42,867 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:46:42,868 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:46:42,868 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:46:42,869 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:46:42,871 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:46:42,872 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:46:42,874 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:46:42,874 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:46:42,875 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:46:42,875 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:46:42,875 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:46:42,877 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:46:42,878 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:46:42,879 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3bffac7-9f54-4b51-a089-15651a83f6e5/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:46:42,922 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:46:42,923 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:46:42,924 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:46:42,924 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:46:42,926 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:46:42,926 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:46:42,926 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:46:42,926 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:46:42,927 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:46:42,927 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:46:42,928 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:46:42,928 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:46:42,928 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:46:42,929 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:46:42,929 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:46:42,929 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:46:42,929 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:46:42,929 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:46:42,929 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:46:42,930 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:46:42,930 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:46:42,930 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:46:42,930 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:46:42,930 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:42,931 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:46:42,931 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:46:42,931 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:46:42,931 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:46:42,931 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:46:42,932 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:46:42,932 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:46:42,932 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:46:42,932 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_b3bffac7-9f54-4b51-a089-15651a83f6e5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3bffac7-9f54-4b51-a089-15651a83f6e5/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5393d9cf3b7cc0865f031a716dd61208c034931418b29464b30da9c6eaf669bf [2021-11-23 15:46:43,331 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:46:43,357 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:46:43,360 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:46:43,361 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:46:43,362 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:46:43,363 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3bffac7-9f54-4b51-a089-15651a83f6e5/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/weaver/unroll-2.wvr.c [2021-11-23 15:46:43,446 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3bffac7-9f54-4b51-a089-15651a83f6e5/bin/ukojak-CwSLpZB5Qu/data/39c0481f1/59300847af5f4460b92aad924002afaf/FLAG170cc8209 [2021-11-23 15:46:43,907 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:46:43,908 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3bffac7-9f54-4b51-a089-15651a83f6e5/sv-benchmarks/c/weaver/unroll-2.wvr.c [2021-11-23 15:46:43,915 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3bffac7-9f54-4b51-a089-15651a83f6e5/bin/ukojak-CwSLpZB5Qu/data/39c0481f1/59300847af5f4460b92aad924002afaf/FLAG170cc8209 [2021-11-23 15:46:44,297 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3bffac7-9f54-4b51-a089-15651a83f6e5/bin/ukojak-CwSLpZB5Qu/data/39c0481f1/59300847af5f4460b92aad924002afaf [2021-11-23 15:46:44,325 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:46:44,328 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:46:44,332 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:44,332 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:46:44,336 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:46:44,337 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:44" (1/1) ... [2021-11-23 15:46:44,339 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c15ea51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:44, skipping insertion in model container [2021-11-23 15:46:44,339 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:44" (1/1) ... [2021-11-23 15:46:44,347 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:46:44,372 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:46:44,537 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_b3bffac7-9f54-4b51-a089-15651a83f6e5/sv-benchmarks/c/weaver/unroll-2.wvr.c[2428,2441] [2021-11-23 15:46:44,546 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:44,556 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:46:44,562 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:46:44,577 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_b3bffac7-9f54-4b51-a089-15651a83f6e5/sv-benchmarks/c/weaver/unroll-2.wvr.c[2428,2441] [2021-11-23 15:46:44,581 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:44,585 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:46:44,661 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_b3bffac7-9f54-4b51-a089-15651a83f6e5/sv-benchmarks/c/weaver/unroll-2.wvr.c[2428,2441] [2021-11-23 15:46:44,665 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:44,679 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:46:44,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:44 WrapperNode [2021-11-23 15:46:44,680 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:44,681 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:44,681 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:46:44,681 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:46:44,687 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:44" (1/1) ... [2021-11-23 15:46:44,697 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:44" (1/1) ... [2021-11-23 15:46:44,717 INFO L137 Inliner]: procedures = 26, calls = 32, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 73 [2021-11-23 15:46:44,717 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:44,721 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:46:44,721 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:46:44,721 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:46:44,729 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:44" (1/1) ... [2021-11-23 15:46:44,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:44" (1/1) ... [2021-11-23 15:46:44,748 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:44" (1/1) ... [2021-11-23 15:46:44,748 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:44" (1/1) ... [2021-11-23 15:46:44,768 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:44" (1/1) ... [2021-11-23 15:46:44,773 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:44" (1/1) ... [2021-11-23 15:46:44,775 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:44" (1/1) ... [2021-11-23 15:46:44,778 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:46:44,779 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:46:44,779 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:46:44,779 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:46:44,780 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:44" (1/1) ... [2021-11-23 15:46:44,803 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:44,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3bffac7-9f54-4b51-a089-15651a83f6e5/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:46:44,834 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3bffac7-9f54-4b51-a089-15651a83f6e5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:46:44,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3bffac7-9f54-4b51-a089-15651a83f6e5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:46:44,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:46:44,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:46:44,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:46:44,887 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:46:44,887 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 15:46:44,895 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 15:46:44,896 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 15:46:44,896 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 15:46:44,897 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:46:44,897 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:46:44,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:46:44,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:46:44,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:46:44,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:46:44,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:46:44,899 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 15:46:44,981 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:46:44,983 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:46:45,381 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:46:45,391 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:46:45,391 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-23 15:46:45,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:46:45 BoogieIcfgContainer [2021-11-23 15:46:45,394 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:46:45,395 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:46:45,395 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:46:45,405 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:46:45,405 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:46:45" (1/1) ... [2021-11-23 15:46:45,406 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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 15:46:45,410 INFO L158 Benchmark]: Toolchain (without parser) took 1081.45ms. Allocated memory is still 67.1MB. Free memory was 47.2MB in the beginning and 31.1MB in the end (delta: 16.1MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2021-11-23 15:46:45,411 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 67.1MB. Free memory was 47.7MB in the beginning and 47.6MB in the end (delta: 49.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:46:45,412 INFO L158 Benchmark]: CACSL2BoogieTranslator took 347.94ms. Allocated memory is still 67.1MB. Free memory was 47.0MB in the beginning and 49.0MB in the end (delta: -1.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:46:45,413 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.29ms. Allocated memory is still 67.1MB. Free memory was 48.7MB in the beginning and 47.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:46:45,414 INFO L158 Benchmark]: Boogie Preprocessor took 57.60ms. Allocated memory is still 67.1MB. Free memory was 47.1MB in the beginning and 45.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:46:45,415 INFO L158 Benchmark]: RCFGBuilder took 614.84ms. Allocated memory is still 67.1MB. Free memory was 45.7MB in the beginning and 32.2MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:46:45,416 INFO L158 Benchmark]: CodeCheck took 13.95ms. Allocated memory is still 67.1MB. Free memory was 32.2MB in the beginning and 31.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:46:45,420 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 67.1MB. Free memory was 47.7MB in the beginning and 47.6MB in the end (delta: 49.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 347.94ms. Allocated memory is still 67.1MB. Free memory was 47.0MB in the beginning and 49.0MB in the end (delta: -1.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.29ms. Allocated memory is still 67.1MB. Free memory was 48.7MB in the beginning and 47.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 57.60ms. Allocated memory is still 67.1MB. Free memory was 47.1MB in the beginning and 45.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 614.84ms. Allocated memory is still 67.1MB. Free memory was 45.7MB in the beginning and 32.2MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 13.95ms. Allocated memory is still 67.1MB. Free memory was 32.2MB in the beginning and 31.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:46:45,474 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3bffac7-9f54-4b51-a089-15651a83f6e5/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported