./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03967f7b-144b-4c9a-99d0-2eb2224d9b75/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03967f7b-144b-4c9a-99d0-2eb2224d9b75/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_03967f7b-144b-4c9a-99d0-2eb2224d9b75/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03967f7b-144b-4c9a-99d0-2eb2224d9b75/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03967f7b-144b-4c9a-99d0-2eb2224d9b75/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_03967f7b-144b-4c9a-99d0-2eb2224d9b75/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 9eb5d9094342cfaa74d8ea4903febd735be5757c093d69b0f8dbb2a26886fda6 --- 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 [2022-12-14 19:09:20,840 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:09:20,842 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:09:20,859 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:09:20,860 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:09:20,861 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:09:20,862 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:09:20,863 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:09:20,865 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:09:20,865 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:09:20,866 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:09:20,867 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:09:20,868 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:09:20,868 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:09:20,869 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:09:20,870 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:09:20,871 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:09:20,872 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:09:20,873 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:09:20,875 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:09:20,876 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:09:20,878 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:09:20,879 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:09:20,879 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:09:20,882 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:09:20,883 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:09:20,883 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:09:20,884 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:09:20,884 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:09:20,885 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:09:20,886 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:09:20,886 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:09:20,887 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:09:20,888 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:09:20,889 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:09:20,889 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:09:20,890 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:09:20,890 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:09:20,890 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:09:20,891 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:09:20,891 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:09:20,892 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03967f7b-144b-4c9a-99d0-2eb2224d9b75/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 19:09:20,912 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:09:20,912 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:09:20,913 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 19:09:20,913 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 19:09:20,914 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:09:20,914 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:09:20,920 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:09:20,920 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 19:09:20,920 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 19:09:20,920 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 19:09:20,921 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 19:09:20,921 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:09:20,921 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 19:09:20,921 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:09:20,921 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 19:09:20,921 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 19:09:20,922 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 19:09:20,922 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 19:09:20,922 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:09:20,922 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 19:09:20,922 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:09:20,923 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:09:20,923 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:09:20,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:09:20,923 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:09:20,923 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:09:20,924 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 19:09:20,924 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 19:09:20,924 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 19:09:20,924 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 19:09:20,925 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_03967f7b-144b-4c9a-99d0-2eb2224d9b75/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03967f7b-144b-4c9a-99d0-2eb2224d9b75/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9eb5d9094342cfaa74d8ea4903febd735be5757c093d69b0f8dbb2a26886fda6 [2022-12-14 19:09:21,110 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:09:21,130 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:09:21,132 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:09:21,133 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:09:21,134 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:09:21,135 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03967f7b-144b-4c9a-99d0-2eb2224d9b75/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c [2022-12-14 19:09:23,713 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:09:23,857 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:09:23,857 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03967f7b-144b-4c9a-99d0-2eb2224d9b75/sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c [2022-12-14 19:09:23,862 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03967f7b-144b-4c9a-99d0-2eb2224d9b75/bin/ukojak-rkRKPMF4O4/data/c85234645/695d4fac9e62457dbdbf7a6fe88ff0ce/FLAGea6996d08 [2022-12-14 19:09:23,873 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03967f7b-144b-4c9a-99d0-2eb2224d9b75/bin/ukojak-rkRKPMF4O4/data/c85234645/695d4fac9e62457dbdbf7a6fe88ff0ce [2022-12-14 19:09:23,875 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:09:23,875 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:09:23,876 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:09:23,877 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:09:23,879 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:09:23,879 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:09:23" (1/1) ... [2022-12-14 19:09:23,880 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4df23841 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:23, skipping insertion in model container [2022-12-14 19:09:23,880 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:09:23" (1/1) ... [2022-12-14 19:09:23,886 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:09:23,899 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:09:24,008 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:09:24,010 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:09:24,012 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:09:24,013 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:09:24,015 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:09:24,015 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:09:24,020 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_03967f7b-144b-4c9a-99d0-2eb2224d9b75/sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c[2599,2612] [2022-12-14 19:09:24,027 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:09:24,034 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:09:24,044 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:09:24,045 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:09:24,046 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:09:24,047 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:09:24,048 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:09:24,049 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:09:24,052 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_03967f7b-144b-4c9a-99d0-2eb2224d9b75/sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c[2599,2612] [2022-12-14 19:09:24,055 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:09:24,066 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:09:24,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:24 WrapperNode [2022-12-14 19:09:24,066 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:09:24,067 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:09:24,067 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:09:24,067 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:09:24,072 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:24" (1/1) ... [2022-12-14 19:09:24,081 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:24" (1/1) ... [2022-12-14 19:09:24,098 INFO L138 Inliner]: procedures = 25, calls = 52, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 74 [2022-12-14 19:09:24,098 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:09:24,098 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:09:24,099 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:09:24,099 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:09:24,106 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:24" (1/1) ... [2022-12-14 19:09:24,106 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:24" (1/1) ... [2022-12-14 19:09:24,110 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:24" (1/1) ... [2022-12-14 19:09:24,110 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:24" (1/1) ... [2022-12-14 19:09:24,116 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:24" (1/1) ... [2022-12-14 19:09:24,119 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:24" (1/1) ... [2022-12-14 19:09:24,120 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:24" (1/1) ... [2022-12-14 19:09:24,121 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:24" (1/1) ... [2022-12-14 19:09:24,123 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:09:24,123 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:09:24,124 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:09:24,124 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:09:24,124 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:24" (1/1) ... [2022-12-14 19:09:24,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:09:24,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03967f7b-144b-4c9a-99d0-2eb2224d9b75/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:09:24,147 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03967f7b-144b-4c9a-99d0-2eb2224d9b75/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:09:24,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03967f7b-144b-4c9a-99d0-2eb2224d9b75/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:09:24,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 19:09:24,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 19:09:24,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 19:09:24,188 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-12-14 19:09:24,188 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-12-14 19:09:24,188 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 19:09:24,188 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-14 19:09:24,188 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-14 19:09:24,188 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-14 19:09:24,189 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-14 19:09:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-14 19:09:24,189 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-14 19:09:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 19:09:24,189 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 19:09:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 19:09:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2022-12-14 19:09:24,189 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2022-12-14 19:09:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 19:09:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 19:09:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 19:09:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:09:24,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:09:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 19:09:24,192 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 19:09:24,278 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:09:24,280 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:09:24,547 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:09:24,652 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:09:24,653 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-12-14 19:09:24,653 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L50-1 is neither atomic block end nor a sink node. [2022-12-14 19:09:24,654 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 19:09:24,658 INFO L158 Benchmark]: Toolchain (without parser) took 781.61ms. Allocated memory is still 153.1MB. Free memory was 114.7MB in the beginning and 68.5MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2022-12-14 19:09:24,658 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 153.1MB. Free memory is still 121.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:09:24,659 INFO L158 Benchmark]: CACSL2BoogieTranslator took 189.95ms. Allocated memory is still 153.1MB. Free memory was 114.2MB in the beginning and 101.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 19:09:24,660 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.21ms. Allocated memory is still 153.1MB. Free memory was 101.6MB in the beginning and 100.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:09:24,660 INFO L158 Benchmark]: Boogie Preprocessor took 24.52ms. Allocated memory is still 153.1MB. Free memory was 99.9MB in the beginning and 98.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:09:24,661 INFO L158 Benchmark]: RCFGBuilder took 532.96ms. Allocated memory is still 153.1MB. Free memory was 98.4MB in the beginning and 68.5MB in the end (delta: 29.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-12-14 19:09:24,663 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 153.1MB. Free memory is still 121.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 189.95ms. Allocated memory is still 153.1MB. Free memory was 114.2MB in the beginning and 101.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.21ms. Allocated memory is still 153.1MB. Free memory was 101.6MB in the beginning and 100.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.52ms. Allocated memory is still 153.1MB. Free memory was 99.9MB in the beginning and 98.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 532.96ms. Allocated memory is still 153.1MB. Free memory was 98.4MB in the beginning and 68.5MB in the end (delta: 29.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 19:09:24,679 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03967f7b-144b-4c9a-99d0-2eb2224d9b75/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03967f7b-144b-4c9a-99d0-2eb2224d9b75/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03967f7b-144b-4c9a-99d0-2eb2224d9b75/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_03967f7b-144b-4c9a-99d0-2eb2224d9b75/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03967f7b-144b-4c9a-99d0-2eb2224d9b75/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03967f7b-144b-4c9a-99d0-2eb2224d9b75/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_03967f7b-144b-4c9a-99d0-2eb2224d9b75/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 9eb5d9094342cfaa74d8ea4903febd735be5757c093d69b0f8dbb2a26886fda6 --- 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 [2022-12-14 19:09:26,466 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:09:26,467 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:09:26,487 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:09:26,488 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:09:26,489 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:09:26,490 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:09:26,491 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:09:26,493 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:09:26,494 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:09:26,495 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:09:26,496 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:09:26,496 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:09:26,497 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:09:26,498 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:09:26,499 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:09:26,499 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:09:26,505 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:09:26,508 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:09:26,512 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:09:26,514 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:09:26,516 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:09:26,518 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:09:26,519 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:09:26,527 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:09:26,527 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:09:26,528 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:09:26,529 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:09:26,530 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:09:26,531 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:09:26,531 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:09:26,532 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:09:26,533 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:09:26,534 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:09:26,535 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:09:26,535 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:09:26,536 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:09:26,536 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:09:26,536 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:09:26,537 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:09:26,538 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:09:26,539 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03967f7b-144b-4c9a-99d0-2eb2224d9b75/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-12-14 19:09:26,564 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:09:26,564 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:09:26,565 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 19:09:26,565 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 19:09:26,566 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:09:26,566 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:09:26,567 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:09:26,567 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 19:09:26,567 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 19:09:26,567 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 19:09:26,567 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:09:26,567 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 19:09:26,567 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:09:26,568 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 19:09:26,568 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 19:09:26,568 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 19:09:26,568 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 19:09:26,568 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 19:09:26,568 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 19:09:26,569 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 19:09:26,569 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:09:26,569 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 19:09:26,569 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:09:26,569 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:09:26,569 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:09:26,570 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:09:26,570 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:09:26,570 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:09:26,570 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 19:09:26,570 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 19:09:26,570 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 19:09:26,571 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 19:09:26,571 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 19:09:26,571 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 19:09:26,571 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_03967f7b-144b-4c9a-99d0-2eb2224d9b75/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03967f7b-144b-4c9a-99d0-2eb2224d9b75/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9eb5d9094342cfaa74d8ea4903febd735be5757c093d69b0f8dbb2a26886fda6 [2022-12-14 19:09:26,809 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:09:26,828 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:09:26,830 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:09:26,831 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:09:26,831 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:09:26,832 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03967f7b-144b-4c9a-99d0-2eb2224d9b75/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c [2022-12-14 19:09:29,437 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:09:29,617 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:09:29,618 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03967f7b-144b-4c9a-99d0-2eb2224d9b75/sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c [2022-12-14 19:09:29,625 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03967f7b-144b-4c9a-99d0-2eb2224d9b75/bin/ukojak-rkRKPMF4O4/data/2d47a3f7d/ccb3f4054e2845e1946cb592c13068a6/FLAG4d7ace62b [2022-12-14 19:09:29,640 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03967f7b-144b-4c9a-99d0-2eb2224d9b75/bin/ukojak-rkRKPMF4O4/data/2d47a3f7d/ccb3f4054e2845e1946cb592c13068a6 [2022-12-14 19:09:29,642 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:09:29,643 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:09:29,645 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:09:29,645 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:09:29,648 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:09:29,648 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:09:29" (1/1) ... [2022-12-14 19:09:29,649 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53e7b94d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:29, skipping insertion in model container [2022-12-14 19:09:29,650 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:09:29" (1/1) ... [2022-12-14 19:09:29,657 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:09:29,674 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:09:29,818 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:09:29,820 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:09:29,824 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:09:29,825 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:09:29,827 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:09:29,828 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:09:29,835 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_03967f7b-144b-4c9a-99d0-2eb2224d9b75/sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c[2599,2612] [2022-12-14 19:09:29,846 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:09:29,858 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-12-14 19:09:29,862 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:09:29,868 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:09:29,869 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:09:29,871 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:09:29,872 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:09:29,874 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:09:29,875 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:09:29,879 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_03967f7b-144b-4c9a-99d0-2eb2224d9b75/sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c[2599,2612] [2022-12-14 19:09:29,885 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:09:29,889 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:09:29,903 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:09:29,904 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:09:29,906 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:09:29,906 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:09:29,908 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:09:29,909 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:09:29,913 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_03967f7b-144b-4c9a-99d0-2eb2224d9b75/sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c[2599,2612] [2022-12-14 19:09:29,918 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:09:29,934 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:09:29,934 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:29 WrapperNode [2022-12-14 19:09:29,934 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:09:29,935 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:09:29,935 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:09:29,936 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:09:29,943 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:29" (1/1) ... [2022-12-14 19:09:29,954 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:29" (1/1) ... [2022-12-14 19:09:29,973 INFO L138 Inliner]: procedures = 27, calls = 52, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 72 [2022-12-14 19:09:29,974 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:09:29,974 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:09:29,974 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:09:29,975 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:09:29,984 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:29" (1/1) ... [2022-12-14 19:09:29,985 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:29" (1/1) ... [2022-12-14 19:09:29,989 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:29" (1/1) ... [2022-12-14 19:09:29,989 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:29" (1/1) ... [2022-12-14 19:09:29,999 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:29" (1/1) ... [2022-12-14 19:09:30,003 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:29" (1/1) ... [2022-12-14 19:09:30,005 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:29" (1/1) ... [2022-12-14 19:09:30,007 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:29" (1/1) ... [2022-12-14 19:09:30,010 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:09:30,011 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:09:30,011 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:09:30,011 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:09:30,012 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:29" (1/1) ... [2022-12-14 19:09:30,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:09:30,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03967f7b-144b-4c9a-99d0-2eb2224d9b75/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:09:30,040 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03967f7b-144b-4c9a-99d0-2eb2224d9b75/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:09:30,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03967f7b-144b-4c9a-99d0-2eb2224d9b75/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:09:30,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 19:09:30,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 19:09:30,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 19:09:30,082 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-12-14 19:09:30,082 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-12-14 19:09:30,082 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 19:09:30,082 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-14 19:09:30,083 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-14 19:09:30,083 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-14 19:09:30,083 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-14 19:09:30,083 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-14 19:09:30,083 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-14 19:09:30,083 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 19:09:30,083 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 19:09:30,083 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2022-12-14 19:09:30,084 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2022-12-14 19:09:30,084 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 19:09:30,084 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 19:09:30,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 19:09:30,084 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:09:30,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:09:30,084 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 19:09:30,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 19:09:30,086 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 19:09:30,188 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:09:30,190 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:09:30,535 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:09:30,640 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:09:30,640 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-12-14 19:09:30,641 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L50-1 is neither atomic block end nor a sink node. [2022-12-14 19:09:30,642 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 19:09:30,645 INFO L158 Benchmark]: Toolchain (without parser) took 1001.29ms. Allocated memory is still 83.9MB. Free memory was 62.9MB in the beginning and 52.9MB in the end (delta: 10.0MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2022-12-14 19:09:30,646 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 69.2MB. Free memory is still 48.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:09:30,646 INFO L158 Benchmark]: CACSL2BoogieTranslator took 290.05ms. Allocated memory is still 83.9MB. Free memory was 62.6MB in the beginning and 47.5MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 19:09:30,647 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.43ms. Allocated memory is still 83.9MB. Free memory was 47.5MB in the beginning and 45.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:09:30,647 INFO L158 Benchmark]: Boogie Preprocessor took 35.99ms. Allocated memory is still 83.9MB. Free memory was 45.6MB in the beginning and 43.8MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:09:30,648 INFO L158 Benchmark]: RCFGBuilder took 632.84ms. Allocated memory is still 83.9MB. Free memory was 43.8MB in the beginning and 52.9MB in the end (delta: -9.1MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2022-12-14 19:09:30,649 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 69.2MB. Free memory is still 48.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 290.05ms. Allocated memory is still 83.9MB. Free memory was 62.6MB in the beginning and 47.5MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.43ms. Allocated memory is still 83.9MB. Free memory was 47.5MB in the beginning and 45.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.99ms. Allocated memory is still 83.9MB. Free memory was 45.6MB in the beginning and 43.8MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 632.84ms. Allocated memory is still 83.9MB. Free memory was 43.8MB in the beginning and 52.9MB in the end (delta: -9.1MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 19:09:30,663 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03967f7b-144b-4c9a-99d0-2eb2224d9b75/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: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?