./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/unroll-2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f0d4a6-3721-4105-a469-cb8c3643fa55/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f0d4a6-3721-4105-a469-cb8c3643fa55/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f0d4a6-3721-4105-a469-cb8c3643fa55/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f0d4a6-3721-4105-a469-cb8c3643fa55/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/unroll-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f0d4a6-3721-4105-a469-cb8c3643fa55/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f0d4a6-3721-4105-a469-cb8c3643fa55/bin/ukojak-rkRKPMF4O4 --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 5393d9cf3b7cc0865f031a716dd61208c034931418b29464b30da9c6eaf669bf --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 01:24:29,786 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 01:24:29,788 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 01:24:29,806 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 01:24:29,807 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 01:24:29,808 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 01:24:29,809 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 01:24:29,810 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 01:24:29,812 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 01:24:29,813 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 01:24:29,814 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 01:24:29,815 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 01:24:29,815 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 01:24:29,816 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 01:24:29,817 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 01:24:29,818 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 01:24:29,819 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 01:24:29,820 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 01:24:29,821 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 01:24:29,823 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 01:24:29,824 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 01:24:29,825 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 01:24:29,826 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 01:24:29,827 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 01:24:29,830 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 01:24:29,830 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 01:24:29,830 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 01:24:29,831 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 01:24:29,832 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 01:24:29,832 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 01:24:29,833 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 01:24:29,833 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 01:24:29,834 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 01:24:29,835 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 01:24:29,835 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 01:24:29,836 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 01:24:29,836 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 01:24:29,836 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 01:24:29,837 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 01:24:29,837 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 01:24:29,838 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 01:24:29,839 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f0d4a6-3721-4105-a469-cb8c3643fa55/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-15 01:24:29,859 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 01:24:29,859 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 01:24:29,860 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 01:24:29,860 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 01:24:29,861 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 01:24:29,861 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 01:24:29,861 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 01:24:29,861 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 01:24:29,861 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 01:24:29,862 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 01:24:29,862 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 01:24:29,862 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 01:24:29,862 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 01:24:29,862 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 01:24:29,862 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 01:24:29,863 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 01:24:29,863 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 01:24:29,863 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 01:24:29,863 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 01:24:29,863 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 01:24:29,863 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 01:24:29,863 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 01:24:29,864 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 01:24:29,864 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:24:29,864 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 01:24:29,864 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 01:24:29,864 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 01:24:29,864 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 01:24:29,865 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 01:24:29,865 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 01:24:29,865 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_c3f0d4a6-3721-4105-a469-cb8c3643fa55/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f0d4a6-3721-4105-a469-cb8c3643fa55/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5393d9cf3b7cc0865f031a716dd61208c034931418b29464b30da9c6eaf669bf [2022-12-15 01:24:30,054 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 01:24:30,071 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 01:24:30,073 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 01:24:30,074 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 01:24:30,074 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 01:24:30,075 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f0d4a6-3721-4105-a469-cb8c3643fa55/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/unroll-2.wvr.c [2022-12-15 01:24:32,642 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 01:24:32,808 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 01:24:32,808 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f0d4a6-3721-4105-a469-cb8c3643fa55/sv-benchmarks/c/weaver/unroll-2.wvr.c [2022-12-15 01:24:32,812 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f0d4a6-3721-4105-a469-cb8c3643fa55/bin/ukojak-rkRKPMF4O4/data/6e79ef4f3/d9f1b20ce5f34eb392dcaaf13c314e29/FLAG61ea13ce6 [2022-12-15 01:24:33,207 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f0d4a6-3721-4105-a469-cb8c3643fa55/bin/ukojak-rkRKPMF4O4/data/6e79ef4f3/d9f1b20ce5f34eb392dcaaf13c314e29 [2022-12-15 01:24:33,209 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 01:24:33,210 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 01:24:33,211 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 01:24:33,211 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 01:24:33,214 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 01:24:33,215 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:24:33" (1/1) ... [2022-12-15 01:24:33,215 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ab622aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:33, skipping insertion in model container [2022-12-15 01:24:33,216 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:24:33" (1/1) ... [2022-12-15 01:24:33,222 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 01:24:33,235 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:24:33,346 WARN L237 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_c3f0d4a6-3721-4105-a469-cb8c3643fa55/sv-benchmarks/c/weaver/unroll-2.wvr.c[2428,2441] [2022-12-15 01:24:33,351 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:24:33,358 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 01:24:33,371 WARN L237 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_c3f0d4a6-3721-4105-a469-cb8c3643fa55/sv-benchmarks/c/weaver/unroll-2.wvr.c[2428,2441] [2022-12-15 01:24:33,373 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:24:33,383 INFO L208 MainTranslator]: Completed translation [2022-12-15 01:24:33,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:33 WrapperNode [2022-12-15 01:24:33,383 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 01:24:33,384 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 01:24:33,384 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 01:24:33,384 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 01:24:33,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:33" (1/1) ... [2022-12-15 01:24:33,395 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:33" (1/1) ... [2022-12-15 01:24:33,408 INFO L138 Inliner]: procedures = 24, calls = 32, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 77 [2022-12-15 01:24:33,408 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 01:24:33,409 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 01:24:33,409 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 01:24:33,409 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 01:24:33,416 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:33" (1/1) ... [2022-12-15 01:24:33,416 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:33" (1/1) ... [2022-12-15 01:24:33,417 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:33" (1/1) ... [2022-12-15 01:24:33,417 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:33" (1/1) ... [2022-12-15 01:24:33,422 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:33" (1/1) ... [2022-12-15 01:24:33,424 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:33" (1/1) ... [2022-12-15 01:24:33,425 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:33" (1/1) ... [2022-12-15 01:24:33,426 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:33" (1/1) ... [2022-12-15 01:24:33,427 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 01:24:33,428 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 01:24:33,428 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 01:24:33,428 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 01:24:33,429 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:33" (1/1) ... [2022-12-15 01:24:33,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:24:33,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f0d4a6-3721-4105-a469-cb8c3643fa55/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 01:24:33,449 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f0d4a6-3721-4105-a469-cb8c3643fa55/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 01:24:33,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f0d4a6-3721-4105-a469-cb8c3643fa55/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 01:24:33,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 01:24:33,483 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-15 01:24:33,483 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-15 01:24:33,483 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-15 01:24:33,483 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-15 01:24:33,483 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-15 01:24:33,483 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-15 01:24:33,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 01:24:33,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 01:24:33,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 01:24:33,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-15 01:24:33,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 01:24:33,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 01:24:33,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 01:24:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 01:24:33,486 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-15 01:24:33,576 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 01:24:33,578 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 01:24:33,764 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 01:24:33,773 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 01:24:33,773 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-15 01:24:33,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:24:33 BoogieIcfgContainer [2022-12-15 01:24:33,776 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 01:24:33,776 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 01:24:33,776 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 01:24:33,784 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 01:24:33,784 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:24:33" (1/1) ... [2022-12-15 01:24:33,785 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) [2022-12-15 01:24:33,788 INFO L158 Benchmark]: Toolchain (without parser) took 577.11ms. Allocated memory is still 163.6MB. Free memory was 134.6MB in the beginning and 103.8MB in the end (delta: 30.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-12-15 01:24:33,789 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 102.8MB. Free memory is still 70.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:24:33,789 INFO L158 Benchmark]: CACSL2BoogieTranslator took 172.22ms. Allocated memory is still 163.6MB. Free memory was 134.0MB in the beginning and 122.7MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-15 01:24:33,790 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.44ms. Allocated memory is still 163.6MB. Free memory was 122.7MB in the beginning and 121.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:24:33,790 INFO L158 Benchmark]: Boogie Preprocessor took 18.64ms. Allocated memory is still 163.6MB. Free memory was 121.4MB in the beginning and 119.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:24:33,791 INFO L158 Benchmark]: RCFGBuilder took 347.65ms. Allocated memory is still 163.6MB. Free memory was 119.8MB in the beginning and 105.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-15 01:24:33,791 INFO L158 Benchmark]: CodeCheck took 10.59ms. Allocated memory is still 163.6MB. Free memory was 104.6MB in the beginning and 103.8MB in the end (delta: 819.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:24:33,794 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 0.10ms. Allocated memory is still 102.8MB. Free memory is still 70.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 172.22ms. Allocated memory is still 163.6MB. Free memory was 134.0MB in the beginning and 122.7MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 24.44ms. Allocated memory is still 163.6MB. Free memory was 122.7MB in the beginning and 121.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.64ms. Allocated memory is still 163.6MB. Free memory was 121.4MB in the beginning and 119.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 347.65ms. Allocated memory is still 163.6MB. Free memory was 119.8MB in the beginning and 105.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 10.59ms. Allocated memory is still 163.6MB. Free memory was 104.6MB in the beginning and 103.8MB in the end (delta: 819.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 01:24:33,810 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f0d4a6-3721-4105-a469-cb8c3643fa55/bin/ukojak-rkRKPMF4O4/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f0d4a6-3721-4105-a469-cb8c3643fa55/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f0d4a6-3721-4105-a469-cb8c3643fa55/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f0d4a6-3721-4105-a469-cb8c3643fa55/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f0d4a6-3721-4105-a469-cb8c3643fa55/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/unroll-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f0d4a6-3721-4105-a469-cb8c3643fa55/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f0d4a6-3721-4105-a469-cb8c3643fa55/bin/ukojak-rkRKPMF4O4 --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 5393d9cf3b7cc0865f031a716dd61208c034931418b29464b30da9c6eaf669bf --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 01:24:35,413 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 01:24:35,415 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 01:24:35,436 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 01:24:35,436 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 01:24:35,437 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 01:24:35,439 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 01:24:35,440 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 01:24:35,442 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 01:24:35,443 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 01:24:35,444 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 01:24:35,445 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 01:24:35,446 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 01:24:35,447 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 01:24:35,448 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 01:24:35,449 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 01:24:35,450 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 01:24:35,450 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 01:24:35,452 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 01:24:35,454 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 01:24:35,455 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 01:24:35,457 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 01:24:35,458 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 01:24:35,459 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 01:24:35,463 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 01:24:35,463 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 01:24:35,464 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 01:24:35,465 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 01:24:35,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 01:24:35,466 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 01:24:35,466 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 01:24:35,467 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 01:24:35,468 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 01:24:35,469 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 01:24:35,470 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 01:24:35,470 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 01:24:35,471 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 01:24:35,471 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 01:24:35,471 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 01:24:35,472 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 01:24:35,473 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 01:24:35,474 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f0d4a6-3721-4105-a469-cb8c3643fa55/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-12-15 01:24:35,496 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 01:24:35,496 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 01:24:35,497 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 01:24:35,497 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 01:24:35,498 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 01:24:35,498 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 01:24:35,498 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 01:24:35,499 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 01:24:35,499 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 01:24:35,499 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 01:24:35,499 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 01:24:35,499 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 01:24:35,500 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 01:24:35,500 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 01:24:35,500 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 01:24:35,500 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 01:24:35,500 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 01:24:35,500 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 01:24:35,501 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 01:24:35,501 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 01:24:35,501 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 01:24:35,501 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 01:24:35,501 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 01:24:35,502 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 01:24:35,502 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 01:24:35,502 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:24:35,502 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 01:24:35,502 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 01:24:35,503 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 01:24:35,503 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 01:24:35,503 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 01:24:35,503 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 01:24:35,503 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 01:24:35,504 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 01:24:35,504 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_c3f0d4a6-3721-4105-a469-cb8c3643fa55/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f0d4a6-3721-4105-a469-cb8c3643fa55/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5393d9cf3b7cc0865f031a716dd61208c034931418b29464b30da9c6eaf669bf [2022-12-15 01:24:35,739 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 01:24:35,755 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 01:24:35,757 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 01:24:35,758 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 01:24:35,758 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 01:24:35,760 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f0d4a6-3721-4105-a469-cb8c3643fa55/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/unroll-2.wvr.c [2022-12-15 01:24:38,309 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 01:24:38,469 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 01:24:38,469 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f0d4a6-3721-4105-a469-cb8c3643fa55/sv-benchmarks/c/weaver/unroll-2.wvr.c [2022-12-15 01:24:38,477 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f0d4a6-3721-4105-a469-cb8c3643fa55/bin/ukojak-rkRKPMF4O4/data/8bce8eaf7/6c5fc2479ad0413e88414244274661ae/FLAG31653e1e9 [2022-12-15 01:24:38,488 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f0d4a6-3721-4105-a469-cb8c3643fa55/bin/ukojak-rkRKPMF4O4/data/8bce8eaf7/6c5fc2479ad0413e88414244274661ae [2022-12-15 01:24:38,490 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 01:24:38,491 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 01:24:38,492 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 01:24:38,492 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 01:24:38,500 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 01:24:38,501 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:24:38" (1/1) ... [2022-12-15 01:24:38,502 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1df04ec1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:38, skipping insertion in model container [2022-12-15 01:24:38,503 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:24:38" (1/1) ... [2022-12-15 01:24:38,508 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 01:24:38,520 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:24:38,640 WARN L237 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_c3f0d4a6-3721-4105-a469-cb8c3643fa55/sv-benchmarks/c/weaver/unroll-2.wvr.c[2428,2441] [2022-12-15 01:24:38,646 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:24:38,654 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-12-15 01:24:38,657 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:24:38,666 WARN L237 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_c3f0d4a6-3721-4105-a469-cb8c3643fa55/sv-benchmarks/c/weaver/unroll-2.wvr.c[2428,2441] [2022-12-15 01:24:38,668 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:24:38,672 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 01:24:38,686 WARN L237 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_c3f0d4a6-3721-4105-a469-cb8c3643fa55/sv-benchmarks/c/weaver/unroll-2.wvr.c[2428,2441] [2022-12-15 01:24:38,689 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:24:38,700 INFO L208 MainTranslator]: Completed translation [2022-12-15 01:24:38,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:38 WrapperNode [2022-12-15 01:24:38,701 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 01:24:38,701 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 01:24:38,702 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 01:24:38,702 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 01:24:38,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:38" (1/1) ... [2022-12-15 01:24:38,714 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:38" (1/1) ... [2022-12-15 01:24:38,727 INFO L138 Inliner]: procedures = 26, calls = 32, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2022-12-15 01:24:38,727 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 01:24:38,728 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 01:24:38,728 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 01:24:38,728 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 01:24:38,735 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:38" (1/1) ... [2022-12-15 01:24:38,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:38" (1/1) ... [2022-12-15 01:24:38,737 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:38" (1/1) ... [2022-12-15 01:24:38,738 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:38" (1/1) ... [2022-12-15 01:24:38,743 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:38" (1/1) ... [2022-12-15 01:24:38,746 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:38" (1/1) ... [2022-12-15 01:24:38,747 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:38" (1/1) ... [2022-12-15 01:24:38,748 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:38" (1/1) ... [2022-12-15 01:24:38,750 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 01:24:38,751 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 01:24:38,751 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 01:24:38,751 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 01:24:38,752 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:38" (1/1) ... [2022-12-15 01:24:38,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:24:38,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f0d4a6-3721-4105-a469-cb8c3643fa55/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 01:24:38,776 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f0d4a6-3721-4105-a469-cb8c3643fa55/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 01:24:38,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f0d4a6-3721-4105-a469-cb8c3643fa55/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 01:24:38,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 01:24:38,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-15 01:24:38,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 01:24:38,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-15 01:24:38,803 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-15 01:24:38,803 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-15 01:24:38,803 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-15 01:24:38,804 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-15 01:24:38,804 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-15 01:24:38,804 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-15 01:24:38,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-15 01:24:38,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 01:24:38,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 01:24:38,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 01:24:38,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-15 01:24:38,806 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-15 01:24:38,901 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 01:24:38,903 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 01:24:39,132 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 01:24:39,139 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 01:24:39,140 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-15 01:24:39,142 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:24:39 BoogieIcfgContainer [2022-12-15 01:24:39,142 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 01:24:39,143 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 01:24:39,143 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 01:24:39,152 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 01:24:39,152 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:24:39" (1/1) ... [2022-12-15 01:24:39,153 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) [2022-12-15 01:24:39,157 INFO L158 Benchmark]: Toolchain (without parser) took 664.96ms. Allocated memory is still 75.5MB. Free memory was 39.2MB in the beginning and 41.7MB in the end (delta: -2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:24:39,157 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 58.7MB. Free memory is still 37.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:24:39,158 INFO L158 Benchmark]: CACSL2BoogieTranslator took 209.18ms. Allocated memory is still 75.5MB. Free memory was 39.0MB in the beginning and 43.7MB in the end (delta: -4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-15 01:24:39,158 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.11ms. Allocated memory is still 75.5MB. Free memory was 43.4MB in the beginning and 41.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:24:39,159 INFO L158 Benchmark]: Boogie Preprocessor took 22.20ms. Allocated memory is still 75.5MB. Free memory was 41.8MB in the beginning and 40.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:24:39,159 INFO L158 Benchmark]: RCFGBuilder took 391.28ms. Allocated memory is still 75.5MB. Free memory was 40.2MB in the beginning and 42.6MB in the end (delta: -2.4MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2022-12-15 01:24:39,160 INFO L158 Benchmark]: CodeCheck took 12.45ms. Allocated memory is still 75.5MB. Free memory was 42.6MB in the beginning and 41.7MB in the end (delta: 956.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:24:39,163 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 0.11ms. Allocated memory is still 58.7MB. Free memory is still 37.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 209.18ms. Allocated memory is still 75.5MB. Free memory was 39.0MB in the beginning and 43.7MB in the end (delta: -4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.11ms. Allocated memory is still 75.5MB. Free memory was 43.4MB in the beginning and 41.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.20ms. Allocated memory is still 75.5MB. Free memory was 41.8MB in the beginning and 40.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 391.28ms. Allocated memory is still 75.5MB. Free memory was 40.2MB in the beginning and 42.6MB in the end (delta: -2.4MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. * CodeCheck took 12.45ms. Allocated memory is still 75.5MB. Free memory was 42.6MB in the beginning and 41.7MB in the end (delta: 956.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 01:24:39,179 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f0d4a6-3721-4105-a469-cb8c3643fa55/bin/ukojak-rkRKPMF4O4/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