./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b371f65-3208-43a8-9b91-290f5cda6667/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b371f65-3208-43a8-9b91-290f5cda6667/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_8b371f65-3208-43a8-9b91-290f5cda6667/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b371f65-3208-43a8-9b91-290f5cda6667/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b371f65-3208-43a8-9b91-290f5cda6667/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_8b371f65-3208-43a8-9b91-290f5cda6667/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 675e4a71573eb5ca191c78078c954ea41743d39a46f0fa586376ee48e7dc4190 --- 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 21:58:20,600 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 21:58:20,602 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 21:58:20,627 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 21:58:20,627 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 21:58:20,629 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 21:58:20,631 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 21:58:20,634 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 21:58:20,636 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 21:58:20,638 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 21:58:20,639 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 21:58:20,641 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 21:58:20,641 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 21:58:20,643 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 21:58:20,644 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 21:58:20,646 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 21:58:20,647 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 21:58:20,649 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 21:58:20,652 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 21:58:20,655 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 21:58:20,657 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 21:58:20,659 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 21:58:20,660 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 21:58:20,662 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 21:58:20,668 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 21:58:20,668 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 21:58:20,669 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 21:58:20,670 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 21:58:20,671 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 21:58:20,672 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 21:58:20,673 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 21:58:20,674 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 21:58:20,675 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 21:58:20,676 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 21:58:20,677 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 21:58:20,677 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 21:58:20,678 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 21:58:20,678 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 21:58:20,678 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 21:58:20,679 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 21:58:20,679 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 21:58:20,680 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b371f65-3208-43a8-9b91-290f5cda6667/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 21:58:20,703 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 21:58:20,703 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 21:58:20,704 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 21:58:20,704 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 21:58:20,705 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 21:58:20,705 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 21:58:20,706 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 21:58:20,706 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 21:58:20,706 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 21:58:20,706 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 21:58:20,706 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 21:58:20,707 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 21:58:20,707 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 21:58:20,707 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 21:58:20,707 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 21:58:20,707 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 21:58:20,708 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 21:58:20,708 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 21:58:20,708 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 21:58:20,708 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 21:58:20,708 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 21:58:20,708 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 21:58:20,709 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 21:58:20,709 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:58:20,709 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 21:58:20,709 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 21:58:20,709 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 21:58:20,710 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 21:58:20,710 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 21:58:20,710 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 21:58:20,710 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_8b371f65-3208-43a8-9b91-290f5cda6667/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b371f65-3208-43a8-9b91-290f5cda6667/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 675e4a71573eb5ca191c78078c954ea41743d39a46f0fa586376ee48e7dc4190 [2022-12-14 21:58:20,914 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 21:58:20,934 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 21:58:20,936 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 21:58:20,937 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 21:58:20,937 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 21:58:20,938 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b371f65-3208-43a8-9b91-290f5cda6667/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c [2022-12-14 21:58:23,632 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 21:58:23,780 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 21:58:23,780 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b371f65-3208-43a8-9b91-290f5cda6667/sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c [2022-12-14 21:58:23,785 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b371f65-3208-43a8-9b91-290f5cda6667/bin/ukojak-rkRKPMF4O4/data/f5d131c8f/5e3a4f25e86b4cc5993be2814507e101/FLAGfd3cf81b0 [2022-12-14 21:58:23,796 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b371f65-3208-43a8-9b91-290f5cda6667/bin/ukojak-rkRKPMF4O4/data/f5d131c8f/5e3a4f25e86b4cc5993be2814507e101 [2022-12-14 21:58:23,798 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 21:58:23,799 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 21:58:23,801 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 21:58:23,801 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 21:58:23,804 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 21:58:23,805 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:58:23" (1/1) ... [2022-12-14 21:58:23,806 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f6862d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:23, skipping insertion in model container [2022-12-14 21:58:23,806 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:58:23" (1/1) ... [2022-12-14 21:58:23,812 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 21:58:23,836 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 21:58:23,976 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:23,978 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:23,978 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:23,983 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:23,984 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:23,984 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:23,985 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:23,985 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:23,989 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:23,990 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:23,990 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:23,993 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:23,993 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:23,994 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:23,994 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:23,995 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:23,996 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:23,997 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:23,997 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:23,999 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:24,000 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:24,001 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:24,002 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:24,003 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:24,003 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:24,005 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:24,005 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:24,006 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:24,016 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_8b371f65-3208-43a8-9b91-290f5cda6667/sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c[4351,4364] [2022-12-14 21:58:24,032 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:58:24,042 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 21:58:24,059 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:24,059 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:24,060 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:24,061 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:24,061 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:24,062 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:24,062 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:24,062 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:24,063 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:24,063 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:24,064 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:24,065 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:24,065 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:24,066 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:24,066 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:24,066 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:24,067 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:24,068 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:24,068 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:24,069 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:24,069 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:24,070 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:24,070 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:24,071 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:24,071 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:24,072 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:24,072 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:24,073 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:24,078 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_8b371f65-3208-43a8-9b91-290f5cda6667/sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c[4351,4364] [2022-12-14 21:58:24,082 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:58:24,097 INFO L208 MainTranslator]: Completed translation [2022-12-14 21:58:24,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:24 WrapperNode [2022-12-14 21:58:24,098 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 21:58:24,099 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 21:58:24,099 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 21:58:24,099 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 21:58:24,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:24" (1/1) ... [2022-12-14 21:58:24,115 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:24" (1/1) ... [2022-12-14 21:58:24,133 INFO L138 Inliner]: procedures = 27, calls = 87, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 109 [2022-12-14 21:58:24,133 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 21:58:24,134 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 21:58:24,134 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 21:58:24,134 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 21:58:24,143 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:24" (1/1) ... [2022-12-14 21:58:24,143 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:24" (1/1) ... [2022-12-14 21:58:24,147 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:24" (1/1) ... [2022-12-14 21:58:24,147 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:24" (1/1) ... [2022-12-14 21:58:24,155 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:24" (1/1) ... [2022-12-14 21:58:24,159 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:24" (1/1) ... [2022-12-14 21:58:24,161 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:24" (1/1) ... [2022-12-14 21:58:24,162 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:24" (1/1) ... [2022-12-14 21:58:24,165 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 21:58:24,166 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 21:58:24,166 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 21:58:24,166 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 21:58:24,167 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:24" (1/1) ... [2022-12-14 21:58:24,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:58:24,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b371f65-3208-43a8-9b91-290f5cda6667/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 21:58:24,193 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b371f65-3208-43a8-9b91-290f5cda6667/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 21:58:24,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b371f65-3208-43a8-9b91-290f5cda6667/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 21:58:24,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 21:58:24,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 21:58:24,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 21:58:24,221 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-12-14 21:58:24,221 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-12-14 21:58:24,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 21:58:24,222 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-14 21:58:24,222 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-14 21:58:24,222 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-14 21:58:24,222 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-14 21:58:24,222 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-14 21:58:24,222 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-14 21:58:24,222 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-12-14 21:58:24,222 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-12-14 21:58:24,222 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 21:58:24,223 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 21:58:24,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 21:58:24,223 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2022-12-14 21:58:24,223 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2022-12-14 21:58:24,223 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 21:58:24,223 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 21:58:24,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 21:58:24,223 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 21:58:24,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 21:58:24,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 21:58:24,225 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 21:58:24,304 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 21:58:24,305 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 21:58:24,594 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 21:58:24,760 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 21:58:24,760 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-12-14 21:58:24,761 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L53 is neither atomic block end nor a sink node. [2022-12-14 21:58:24,762 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 21:58:24,765 INFO L158 Benchmark]: Toolchain (without parser) took 964.85ms. Allocated memory is still 134.2MB. Free memory was 80.9MB in the beginning and 95.5MB in the end (delta: -14.7MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. [2022-12-14 21:58:24,765 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 111.1MB. Free memory is still 85.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 21:58:24,766 INFO L158 Benchmark]: CACSL2BoogieTranslator took 297.20ms. Allocated memory is still 134.2MB. Free memory was 80.6MB in the beginning and 102.0MB in the end (delta: -21.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 21:58:24,766 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.85ms. Allocated memory is still 134.2MB. Free memory was 101.6MB in the beginning and 99.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 21:58:24,766 INFO L158 Benchmark]: Boogie Preprocessor took 31.45ms. Allocated memory is still 134.2MB. Free memory was 99.9MB in the beginning and 98.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 21:58:24,767 INFO L158 Benchmark]: RCFGBuilder took 597.60ms. Allocated memory is still 134.2MB. Free memory was 97.8MB in the beginning and 95.5MB in the end (delta: 2.3MB). Peak memory consumption was 48.3MB. Max. memory is 16.1GB. [2022-12-14 21:58:24,768 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 111.1MB. Free memory is still 85.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 297.20ms. Allocated memory is still 134.2MB. Free memory was 80.6MB in the beginning and 102.0MB in the end (delta: -21.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.85ms. Allocated memory is still 134.2MB. Free memory was 101.6MB in the beginning and 99.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.45ms. Allocated memory is still 134.2MB. Free memory was 99.9MB in the beginning and 98.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 597.60ms. Allocated memory is still 134.2MB. Free memory was 97.8MB in the beginning and 95.5MB in the end (delta: 2.3MB). Peak memory consumption was 48.3MB. 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. [2022-12-14 21:58:24,783 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b371f65-3208-43a8-9b91-290f5cda6667/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b371f65-3208-43a8-9b91-290f5cda6667/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b371f65-3208-43a8-9b91-290f5cda6667/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_8b371f65-3208-43a8-9b91-290f5cda6667/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b371f65-3208-43a8-9b91-290f5cda6667/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b371f65-3208-43a8-9b91-290f5cda6667/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_8b371f65-3208-43a8-9b91-290f5cda6667/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 675e4a71573eb5ca191c78078c954ea41743d39a46f0fa586376ee48e7dc4190 --- 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 21:58:26,525 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 21:58:26,527 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 21:58:26,552 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 21:58:26,552 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 21:58:26,553 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 21:58:26,553 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 21:58:26,554 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 21:58:26,555 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 21:58:26,556 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 21:58:26,557 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 21:58:26,557 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 21:58:26,557 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 21:58:26,558 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 21:58:26,559 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 21:58:26,559 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 21:58:26,560 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 21:58:26,561 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 21:58:26,562 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 21:58:26,563 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 21:58:26,564 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 21:58:26,565 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 21:58:26,565 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 21:58:26,566 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 21:58:26,568 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 21:58:26,568 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 21:58:26,568 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 21:58:26,569 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 21:58:26,569 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 21:58:26,570 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 21:58:26,570 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 21:58:26,571 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 21:58:26,571 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 21:58:26,572 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 21:58:26,572 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 21:58:26,573 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 21:58:26,573 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 21:58:26,573 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 21:58:26,573 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 21:58:26,574 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 21:58:26,574 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 21:58:26,575 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b371f65-3208-43a8-9b91-290f5cda6667/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-12-14 21:58:26,593 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 21:58:26,593 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 21:58:26,594 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 21:58:26,594 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 21:58:26,595 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 21:58:26,595 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 21:58:26,595 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 21:58:26,595 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 21:58:26,595 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 21:58:26,595 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 21:58:26,595 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 21:58:26,596 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 21:58:26,596 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 21:58:26,596 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 21:58:26,596 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 21:58:26,596 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 21:58:26,596 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 21:58:26,596 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 21:58:26,596 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 21:58:26,597 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 21:58:26,597 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 21:58:26,597 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 21:58:26,597 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 21:58:26,597 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 21:58:26,597 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 21:58:26,597 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:58:26,598 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 21:58:26,598 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 21:58:26,598 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 21:58:26,598 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 21:58:26,598 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 21:58:26,598 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 21:58:26,598 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 21:58:26,598 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 21:58:26,598 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_8b371f65-3208-43a8-9b91-290f5cda6667/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b371f65-3208-43a8-9b91-290f5cda6667/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 675e4a71573eb5ca191c78078c954ea41743d39a46f0fa586376ee48e7dc4190 [2022-12-14 21:58:26,851 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 21:58:26,869 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 21:58:26,871 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 21:58:26,872 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 21:58:26,872 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 21:58:26,873 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b371f65-3208-43a8-9b91-290f5cda6667/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c [2022-12-14 21:58:29,515 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 21:58:29,653 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 21:58:29,653 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b371f65-3208-43a8-9b91-290f5cda6667/sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c [2022-12-14 21:58:29,659 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b371f65-3208-43a8-9b91-290f5cda6667/bin/ukojak-rkRKPMF4O4/data/57f7a7c66/1d5946323b1147038d44ef4742b5c470/FLAG5a4206896 [2022-12-14 21:58:29,669 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b371f65-3208-43a8-9b91-290f5cda6667/bin/ukojak-rkRKPMF4O4/data/57f7a7c66/1d5946323b1147038d44ef4742b5c470 [2022-12-14 21:58:29,671 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 21:58:29,672 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 21:58:29,673 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 21:58:29,673 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 21:58:29,675 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 21:58:29,676 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:58:29" (1/1) ... [2022-12-14 21:58:29,677 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1455d65a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:29, skipping insertion in model container [2022-12-14 21:58:29,677 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:58:29" (1/1) ... [2022-12-14 21:58:29,682 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 21:58:29,698 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 21:58:29,808 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,809 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,809 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,814 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,814 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,814 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,815 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,815 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,817 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,818 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,818 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,821 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,821 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,822 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,822 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,822 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,823 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,824 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,824 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,825 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,825 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,826 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,827 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,827 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,827 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,828 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,829 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,829 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,835 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_8b371f65-3208-43a8-9b91-290f5cda6667/sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c[4351,4364] [2022-12-14 21:58:29,842 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:58:29,850 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-12-14 21:58:29,854 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 21:58:29,857 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,858 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,858 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,860 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,860 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,860 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,861 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,861 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,862 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,862 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,862 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,864 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,864 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,865 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,865 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,865 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,866 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,866 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,866 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,867 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,867 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,868 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,868 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,869 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,869 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,870 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,870 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,870 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,874 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_8b371f65-3208-43a8-9b91-290f5cda6667/sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c[4351,4364] [2022-12-14 21:58:29,877 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:58:29,881 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 21:58:29,895 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,896 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,896 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,898 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,898 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,899 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,899 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,899 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,900 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,901 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,901 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,903 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,903 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,903 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,903 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,904 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,904 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,905 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,905 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,906 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,906 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,906 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,907 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,907 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,907 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,908 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,908 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:58:29,908 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:58:29,912 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_8b371f65-3208-43a8-9b91-290f5cda6667/sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c[4351,4364] [2022-12-14 21:58:29,915 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:58:29,927 INFO L208 MainTranslator]: Completed translation [2022-12-14 21:58:29,928 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:29 WrapperNode [2022-12-14 21:58:29,928 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 21:58:29,928 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 21:58:29,928 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 21:58:29,929 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 21:58:29,934 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:29" (1/1) ... [2022-12-14 21:58:29,949 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:29" (1/1) ... [2022-12-14 21:58:29,963 INFO L138 Inliner]: procedures = 29, calls = 87, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 104 [2022-12-14 21:58:29,964 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 21:58:29,964 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 21:58:29,964 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 21:58:29,964 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 21:58:29,971 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:29" (1/1) ... [2022-12-14 21:58:29,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:29" (1/1) ... [2022-12-14 21:58:29,975 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:29" (1/1) ... [2022-12-14 21:58:29,975 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:29" (1/1) ... [2022-12-14 21:58:29,983 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:29" (1/1) ... [2022-12-14 21:58:29,986 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:29" (1/1) ... [2022-12-14 21:58:29,987 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:29" (1/1) ... [2022-12-14 21:58:29,989 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:29" (1/1) ... [2022-12-14 21:58:29,991 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 21:58:29,992 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 21:58:29,992 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 21:58:29,992 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 21:58:29,992 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:29" (1/1) ... [2022-12-14 21:58:29,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:58:30,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b371f65-3208-43a8-9b91-290f5cda6667/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 21:58:30,018 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b371f65-3208-43a8-9b91-290f5cda6667/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 21:58:30,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b371f65-3208-43a8-9b91-290f5cda6667/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 21:58:30,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 21:58:30,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 21:58:30,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 21:58:30,053 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-12-14 21:58:30,053 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-12-14 21:58:30,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 21:58:30,053 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-14 21:58:30,053 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-14 21:58:30,053 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-14 21:58:30,053 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-14 21:58:30,053 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-14 21:58:30,053 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-14 21:58:30,053 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-12-14 21:58:30,053 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-12-14 21:58:30,053 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 21:58:30,053 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 21:58:30,054 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2022-12-14 21:58:30,054 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2022-12-14 21:58:30,054 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 21:58:30,054 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 21:58:30,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 21:58:30,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 21:58:30,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 21:58:30,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 21:58:30,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 21:58:30,055 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 21:58:30,160 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 21:58:30,162 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 21:58:30,600 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 21:58:30,777 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 21:58:30,777 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-12-14 21:58:30,778 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L53 is neither atomic block end nor a sink node. [2022-12-14 21:58:30,779 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 21:58:30,783 INFO L158 Benchmark]: Toolchain (without parser) took 1109.64ms. Allocated memory was 73.4MB in the beginning and 100.7MB in the end (delta: 27.3MB). Free memory was 49.8MB in the beginning and 59.4MB in the end (delta: -9.6MB). Peak memory consumption was 27.8MB. Max. memory is 16.1GB. [2022-12-14 21:58:30,784 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 73.4MB. Free memory is still 50.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 21:58:30,784 INFO L158 Benchmark]: CACSL2BoogieTranslator took 254.86ms. Allocated memory is still 73.4MB. Free memory was 49.8MB in the beginning and 29.0MB in the end (delta: 20.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-12-14 21:58:30,785 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.33ms. Allocated memory is still 73.4MB. Free memory was 29.0MB in the beginning and 53.1MB in the end (delta: -24.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 21:58:30,786 INFO L158 Benchmark]: Boogie Preprocessor took 26.95ms. Allocated memory is still 73.4MB. Free memory was 53.1MB in the beginning and 50.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 21:58:30,786 INFO L158 Benchmark]: RCFGBuilder took 789.69ms. Allocated memory was 73.4MB in the beginning and 100.7MB in the end (delta: 27.3MB). Free memory was 50.8MB in the beginning and 59.4MB in the end (delta: -8.6MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2022-12-14 21:58:30,790 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 73.4MB. Free memory is still 50.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 254.86ms. Allocated memory is still 73.4MB. Free memory was 49.8MB in the beginning and 29.0MB in the end (delta: 20.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.33ms. Allocated memory is still 73.4MB. Free memory was 29.0MB in the beginning and 53.1MB in the end (delta: -24.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.95ms. Allocated memory is still 73.4MB. Free memory was 53.1MB in the beginning and 50.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 789.69ms. Allocated memory was 73.4MB in the beginning and 100.7MB in the end (delta: 27.3MB). Free memory was 50.8MB in the beginning and 59.4MB in the end (delta: -8.6MB). Peak memory consumption was 28.7MB. 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 21:58:30,807 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b371f65-3208-43a8-9b91-290f5cda6667/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?