./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-more-buffer-mult2.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_f342092d-24a2-4ee6-bbf8-f776c21abc92/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f342092d-24a2-4ee6-bbf8-f776c21abc92/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_f342092d-24a2-4ee6-bbf8-f776c21abc92/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f342092d-24a2-4ee6-bbf8-f776c21abc92/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f342092d-24a2-4ee6-bbf8-f776c21abc92/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_f342092d-24a2-4ee6-bbf8-f776c21abc92/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 df820220e47314ad1ae7e5e69c959ff16aa366a463fd9290864972c0f85d142a --- 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 00:07:10,917 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 00:07:10,918 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 00:07:10,936 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 00:07:10,936 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 00:07:10,937 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 00:07:10,938 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 00:07:10,939 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 00:07:10,940 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 00:07:10,940 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 00:07:10,941 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 00:07:10,942 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 00:07:10,942 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 00:07:10,942 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 00:07:10,943 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 00:07:10,944 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 00:07:10,944 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 00:07:10,945 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 00:07:10,946 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 00:07:10,947 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 00:07:10,948 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 00:07:10,949 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 00:07:10,950 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 00:07:10,951 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 00:07:10,953 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 00:07:10,953 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 00:07:10,953 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 00:07:10,954 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 00:07:10,954 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 00:07:10,955 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 00:07:10,955 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 00:07:10,955 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 00:07:10,956 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 00:07:10,956 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 00:07:10,957 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 00:07:10,957 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 00:07:10,957 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 00:07:10,958 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 00:07:10,958 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 00:07:10,958 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 00:07:10,959 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 00:07:10,959 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f342092d-24a2-4ee6-bbf8-f776c21abc92/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-15 00:07:10,973 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 00:07:10,973 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 00:07:10,974 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 00:07:10,974 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 00:07:10,975 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 00:07:10,979 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 00:07:10,979 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 00:07:10,979 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 00:07:10,979 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 00:07:10,979 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 00:07:10,979 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 00:07:10,980 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 00:07:10,980 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 00:07:10,981 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 00:07:10,981 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 00:07:10,981 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 00:07:10,981 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 00:07:10,982 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 00:07:10,982 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 00:07:10,982 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 00:07:10,982 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 00:07:10,982 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 00:07:10,982 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 00:07:10,982 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:07:10,983 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 00:07:10,983 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 00:07:10,983 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 00:07:10,983 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 00:07:10,983 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 00:07:10,984 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 00:07:10,984 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_f342092d-24a2-4ee6-bbf8-f776c21abc92/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f342092d-24a2-4ee6-bbf8-f776c21abc92/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df820220e47314ad1ae7e5e69c959ff16aa366a463fd9290864972c0f85d142a [2022-12-15 00:07:11,175 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 00:07:11,194 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 00:07:11,196 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 00:07:11,197 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 00:07:11,198 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 00:07:11,199 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f342092d-24a2-4ee6-bbf8-f776c21abc92/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c [2022-12-15 00:07:13,810 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 00:07:13,974 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 00:07:13,975 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f342092d-24a2-4ee6-bbf8-f776c21abc92/sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c [2022-12-15 00:07:13,980 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f342092d-24a2-4ee6-bbf8-f776c21abc92/bin/ukojak-rkRKPMF4O4/data/6eac63aee/7d04b78c870048f9af8f856c401ac8a9/FLAGda7a443e3 [2022-12-15 00:07:13,992 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f342092d-24a2-4ee6-bbf8-f776c21abc92/bin/ukojak-rkRKPMF4O4/data/6eac63aee/7d04b78c870048f9af8f856c401ac8a9 [2022-12-15 00:07:13,994 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 00:07:13,996 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 00:07:13,997 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 00:07:13,997 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 00:07:13,999 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 00:07:14,000 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:07:13" (1/1) ... [2022-12-15 00:07:14,001 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23ab02f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:07:14, skipping insertion in model container [2022-12-15 00:07:14,001 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:07:13" (1/1) ... [2022-12-15 00:07:14,006 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 00:07:14,025 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 00:07:14,146 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:14,148 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:14,148 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:14,152 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:14,152 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:14,153 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:14,156 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:14,157 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:14,157 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:14,158 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:14,159 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:14,159 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:14,160 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:14,161 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:14,161 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:14,163 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:14,163 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:14,164 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:14,165 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:14,166 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:14,166 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:14,168 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:14,169 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:14,169 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:14,179 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_f342092d-24a2-4ee6-bbf8-f776c21abc92/sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c[4099,4112] [2022-12-15 00:07:14,187 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:07:14,195 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 00:07:14,206 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:14,207 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:14,207 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:14,208 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:14,208 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:14,209 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:14,210 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:14,210 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:14,211 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:14,212 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:14,212 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:14,212 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:14,213 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:14,214 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:14,214 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:14,215 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:14,215 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:14,216 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:14,217 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:14,217 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:14,218 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:14,219 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:14,219 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:14,219 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:14,226 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_f342092d-24a2-4ee6-bbf8-f776c21abc92/sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c[4099,4112] [2022-12-15 00:07:14,230 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:07:14,243 INFO L208 MainTranslator]: Completed translation [2022-12-15 00:07:14,243 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:07:14 WrapperNode [2022-12-15 00:07:14,244 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 00:07:14,244 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 00:07:14,244 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 00:07:14,245 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 00:07:14,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:07:14" (1/1) ... [2022-12-15 00:07:14,258 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:07:14" (1/1) ... [2022-12-15 00:07:14,278 INFO L138 Inliner]: procedures = 27, calls = 76, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 109 [2022-12-15 00:07:14,279 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 00:07:14,279 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 00:07:14,280 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 00:07:14,280 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 00:07:14,287 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:07:14" (1/1) ... [2022-12-15 00:07:14,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:07:14" (1/1) ... [2022-12-15 00:07:14,291 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:07:14" (1/1) ... [2022-12-15 00:07:14,292 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:07:14" (1/1) ... [2022-12-15 00:07:14,300 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:07:14" (1/1) ... [2022-12-15 00:07:14,304 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:07:14" (1/1) ... [2022-12-15 00:07:14,307 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:07:14" (1/1) ... [2022-12-15 00:07:14,308 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:07:14" (1/1) ... [2022-12-15 00:07:14,311 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 00:07:14,312 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 00:07:14,312 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 00:07:14,312 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 00:07:14,313 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:07:14" (1/1) ... [2022-12-15 00:07:14,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:07:14,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f342092d-24a2-4ee6-bbf8-f776c21abc92/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 00:07:14,338 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f342092d-24a2-4ee6-bbf8-f776c21abc92/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 00:07:14,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f342092d-24a2-4ee6-bbf8-f776c21abc92/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 00:07:14,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 00:07:14,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 00:07:14,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 00:07:14,364 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-12-15 00:07:14,364 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-12-15 00:07:14,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 00:07:14,364 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-15 00:07:14,364 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-15 00:07:14,364 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-15 00:07:14,364 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-15 00:07:14,364 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-15 00:07:14,365 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-15 00:07:14,365 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-12-15 00:07:14,365 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-12-15 00:07:14,365 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-15 00:07:14,365 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-15 00:07:14,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 00:07:14,365 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2022-12-15 00:07:14,365 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2022-12-15 00:07:14,365 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-15 00:07:14,365 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-15 00:07:14,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-15 00:07:14,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 00:07:14,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 00:07:14,366 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 00:07:14,367 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 00:07:14,448 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 00:07:14,449 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 00:07:14,741 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 00:07:14,874 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 00:07:14,874 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-12-15 00:07:14,875 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L53 is neither atomic block end nor a sink node. [2022-12-15 00:07:14,875 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) [2022-12-15 00:07:14,879 INFO L158 Benchmark]: Toolchain (without parser) took 882.48ms. Allocated memory was 144.7MB in the beginning and 174.1MB in the end (delta: 29.4MB). Free memory was 109.4MB in the beginning and 134.9MB in the end (delta: -25.5MB). Peak memory consumption was 61.9MB. Max. memory is 16.1GB. [2022-12-15 00:07:14,879 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 144.7MB. Free memory is still 117.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:07:14,879 INFO L158 Benchmark]: CACSL2BoogieTranslator took 246.87ms. Allocated memory is still 144.7MB. Free memory was 109.4MB in the beginning and 94.3MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-15 00:07:14,880 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.50ms. Allocated memory is still 144.7MB. Free memory was 93.9MB in the beginning and 92.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:07:14,880 INFO L158 Benchmark]: Boogie Preprocessor took 32.06ms. Allocated memory is still 144.7MB. Free memory was 92.2MB in the beginning and 90.5MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-15 00:07:14,880 INFO L158 Benchmark]: RCFGBuilder took 565.32ms. Allocated memory was 144.7MB in the beginning and 174.1MB in the end (delta: 29.4MB). Free memory was 90.5MB in the beginning and 134.9MB in the end (delta: -44.4MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. [2022-12-15 00:07:14,882 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 144.7MB. Free memory is still 117.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 246.87ms. Allocated memory is still 144.7MB. Free memory was 109.4MB in the beginning and 94.3MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.50ms. Allocated memory is still 144.7MB. Free memory was 93.9MB in the beginning and 92.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.06ms. Allocated memory is still 144.7MB. Free memory was 92.2MB in the beginning and 90.5MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 565.32ms. Allocated memory was 144.7MB in the beginning and 174.1MB in the end (delta: 29.4MB). Free memory was 90.5MB in the beginning and 134.9MB in the end (delta: -44.4MB). Peak memory consumption was 43.0MB. 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. [2022-12-15 00:07:14,894 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f342092d-24a2-4ee6-bbf8-f776c21abc92/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_f342092d-24a2-4ee6-bbf8-f776c21abc92/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f342092d-24a2-4ee6-bbf8-f776c21abc92/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_f342092d-24a2-4ee6-bbf8-f776c21abc92/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f342092d-24a2-4ee6-bbf8-f776c21abc92/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f342092d-24a2-4ee6-bbf8-f776c21abc92/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_f342092d-24a2-4ee6-bbf8-f776c21abc92/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 df820220e47314ad1ae7e5e69c959ff16aa366a463fd9290864972c0f85d142a --- 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 00:07:16,586 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 00:07:16,589 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 00:07:16,608 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 00:07:16,608 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 00:07:16,609 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 00:07:16,611 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 00:07:16,612 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 00:07:16,614 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 00:07:16,615 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 00:07:16,616 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 00:07:16,617 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 00:07:16,617 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 00:07:16,618 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 00:07:16,620 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 00:07:16,621 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 00:07:16,622 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 00:07:16,622 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 00:07:16,624 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 00:07:16,626 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 00:07:16,627 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 00:07:16,629 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 00:07:16,630 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 00:07:16,630 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 00:07:16,634 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 00:07:16,634 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 00:07:16,635 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 00:07:16,636 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 00:07:16,636 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 00:07:16,637 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 00:07:16,637 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 00:07:16,638 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 00:07:16,639 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 00:07:16,639 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 00:07:16,640 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 00:07:16,647 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 00:07:16,648 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 00:07:16,648 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 00:07:16,648 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 00:07:16,649 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 00:07:16,650 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 00:07:16,651 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f342092d-24a2-4ee6-bbf8-f776c21abc92/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-12-15 00:07:16,674 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 00:07:16,675 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 00:07:16,675 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 00:07:16,676 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 00:07:16,676 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 00:07:16,676 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 00:07:16,677 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 00:07:16,677 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 00:07:16,677 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 00:07:16,677 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 00:07:16,677 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 00:07:16,678 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 00:07:16,678 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 00:07:16,678 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 00:07:16,678 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 00:07:16,678 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 00:07:16,679 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 00:07:16,679 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 00:07:16,679 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 00:07:16,679 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 00:07:16,679 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 00:07:16,679 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 00:07:16,679 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 00:07:16,679 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 00:07:16,680 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 00:07:16,680 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:07:16,680 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 00:07:16,680 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 00:07:16,680 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 00:07:16,680 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 00:07:16,680 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 00:07:16,681 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 00:07:16,681 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 00:07:16,681 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 00:07:16,681 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_f342092d-24a2-4ee6-bbf8-f776c21abc92/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f342092d-24a2-4ee6-bbf8-f776c21abc92/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df820220e47314ad1ae7e5e69c959ff16aa366a463fd9290864972c0f85d142a [2022-12-15 00:07:16,934 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 00:07:16,949 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 00:07:16,951 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 00:07:16,952 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 00:07:16,952 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 00:07:16,953 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f342092d-24a2-4ee6-bbf8-f776c21abc92/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c [2022-12-15 00:07:19,512 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 00:07:19,695 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 00:07:19,695 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f342092d-24a2-4ee6-bbf8-f776c21abc92/sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c [2022-12-15 00:07:19,703 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f342092d-24a2-4ee6-bbf8-f776c21abc92/bin/ukojak-rkRKPMF4O4/data/c53a035cb/414dcdb4f95a489780fd08e5ddeb78d4/FLAGdadd4038c [2022-12-15 00:07:19,716 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f342092d-24a2-4ee6-bbf8-f776c21abc92/bin/ukojak-rkRKPMF4O4/data/c53a035cb/414dcdb4f95a489780fd08e5ddeb78d4 [2022-12-15 00:07:19,719 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 00:07:19,720 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 00:07:19,721 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 00:07:19,721 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 00:07:19,724 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 00:07:19,724 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:07:19" (1/1) ... [2022-12-15 00:07:19,725 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c4d5cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:07:19, skipping insertion in model container [2022-12-15 00:07:19,725 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:07:19" (1/1) ... [2022-12-15 00:07:19,730 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 00:07:19,749 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 00:07:19,874 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:19,876 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:19,876 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:19,883 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:19,884 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:19,884 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:19,887 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:19,887 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:19,888 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:19,889 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:19,889 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:19,890 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:19,891 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:19,892 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:19,892 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:19,894 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:19,894 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:19,895 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:19,896 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:19,897 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:19,898 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:19,899 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:19,899 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:19,899 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:19,907 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_f342092d-24a2-4ee6-bbf8-f776c21abc92/sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c[4099,4112] [2022-12-15 00:07:19,914 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:07:19,924 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-12-15 00:07:19,928 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 00:07:19,932 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:19,932 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:19,933 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:19,935 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:19,935 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:19,936 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:19,937 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:19,938 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:19,938 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:19,940 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:19,941 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:19,941 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:19,942 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:19,943 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:19,943 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:19,945 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:19,945 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:19,946 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:19,946 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:19,947 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:19,947 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:19,949 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:19,949 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:19,949 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:19,954 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_f342092d-24a2-4ee6-bbf8-f776c21abc92/sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c[4099,4112] [2022-12-15 00:07:19,958 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:07:19,961 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 00:07:19,971 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:19,972 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:19,972 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:19,973 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:19,973 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:19,974 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:19,974 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:19,975 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:19,975 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:19,976 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:19,976 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:19,977 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:19,977 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:19,978 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:19,978 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:19,979 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:19,979 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:19,980 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:19,980 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:19,981 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:19,981 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:19,982 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:19,982 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:19,983 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:19,987 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_f342092d-24a2-4ee6-bbf8-f776c21abc92/sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c[4099,4112] [2022-12-15 00:07:19,990 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:07:20,013 INFO L208 MainTranslator]: Completed translation [2022-12-15 00:07:20,014 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:07:20 WrapperNode [2022-12-15 00:07:20,014 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 00:07:20,015 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 00:07:20,015 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 00:07:20,016 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 00:07:20,026 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:07:20" (1/1) ... [2022-12-15 00:07:20,039 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:07:20" (1/1) ... [2022-12-15 00:07:20,059 INFO L138 Inliner]: procedures = 29, calls = 76, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 103 [2022-12-15 00:07:20,059 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 00:07:20,060 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 00:07:20,060 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 00:07:20,060 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 00:07:20,068 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:07:20" (1/1) ... [2022-12-15 00:07:20,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:07:20" (1/1) ... [2022-12-15 00:07:20,072 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:07:20" (1/1) ... [2022-12-15 00:07:20,073 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:07:20" (1/1) ... [2022-12-15 00:07:20,084 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:07:20" (1/1) ... [2022-12-15 00:07:20,088 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:07:20" (1/1) ... [2022-12-15 00:07:20,091 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:07:20" (1/1) ... [2022-12-15 00:07:20,092 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:07:20" (1/1) ... [2022-12-15 00:07:20,096 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 00:07:20,096 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 00:07:20,097 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 00:07:20,097 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 00:07:20,098 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:07:20" (1/1) ... [2022-12-15 00:07:20,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:07:20,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f342092d-24a2-4ee6-bbf8-f776c21abc92/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 00:07:20,124 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f342092d-24a2-4ee6-bbf8-f776c21abc92/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 00:07:20,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f342092d-24a2-4ee6-bbf8-f776c21abc92/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 00:07:20,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 00:07:20,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-15 00:07:20,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 00:07:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-12-15 00:07:20,161 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-12-15 00:07:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-15 00:07:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-15 00:07:20,161 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-15 00:07:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-15 00:07:20,162 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-15 00:07:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-15 00:07:20,162 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-15 00:07:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-12-15 00:07:20,162 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-12-15 00:07:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-15 00:07:20,162 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-15 00:07:20,163 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2022-12-15 00:07:20,163 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2022-12-15 00:07:20,163 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-15 00:07:20,163 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-15 00:07:20,163 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-15 00:07:20,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 00:07:20,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 00:07:20,164 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 00:07:20,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-15 00:07:20,165 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 00:07:20,262 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 00:07:20,264 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 00:07:20,673 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 00:07:20,827 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 00:07:20,827 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-12-15 00:07:20,828 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L53 is neither atomic block end nor a sink node. [2022-12-15 00:07:20,829 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) [2022-12-15 00:07:20,832 INFO L158 Benchmark]: Toolchain (without parser) took 1111.75ms. Allocated memory is still 83.9MB. Free memory was 62.4MB in the beginning and 35.0MB in the end (delta: 27.5MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. [2022-12-15 00:07:20,833 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 65.0MB. Free memory was 43.6MB in the beginning and 43.5MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:07:20,833 INFO L158 Benchmark]: CACSL2BoogieTranslator took 293.29ms. Allocated memory is still 83.9MB. Free memory was 62.3MB in the beginning and 64.3MB in the end (delta: -2.0MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2022-12-15 00:07:20,834 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.82ms. Allocated memory is still 83.9MB. Free memory was 63.9MB in the beginning and 62.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:07:20,834 INFO L158 Benchmark]: Boogie Preprocessor took 36.18ms. Allocated memory is still 83.9MB. Free memory was 62.2MB in the beginning and 60.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:07:20,835 INFO L158 Benchmark]: RCFGBuilder took 734.47ms. Allocated memory is still 83.9MB. Free memory was 60.1MB in the beginning and 35.0MB in the end (delta: 25.2MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. [2022-12-15 00:07:20,838 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 65.0MB. Free memory was 43.6MB in the beginning and 43.5MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 293.29ms. Allocated memory is still 83.9MB. Free memory was 62.3MB in the beginning and 64.3MB in the end (delta: -2.0MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.82ms. Allocated memory is still 83.9MB. Free memory was 63.9MB in the beginning and 62.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.18ms. Allocated memory is still 83.9MB. Free memory was 62.2MB in the beginning and 60.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 734.47ms. Allocated memory is still 83.9MB. Free memory was 60.1MB in the beginning and 35.0MB in the end (delta: 25.2MB). Peak memory consumption was 31.3MB. 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. [2022-12-15 00:07:20,851 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f342092d-24a2-4ee6-bbf8-f776c21abc92/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?