./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-more-buffer-mult.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_eba58e93-f440-42a7-a11b-24da73d479fd/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba58e93-f440-42a7-a11b-24da73d479fd/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_eba58e93-f440-42a7-a11b-24da73d479fd/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba58e93-f440-42a7-a11b-24da73d479fd/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba58e93-f440-42a7-a11b-24da73d479fd/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_eba58e93-f440-42a7-a11b-24da73d479fd/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 422a1b4addf42b15afc18c6b3ff87ab94cf45a5af46627fa0165a3dbe9c138e8 --- 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 21:16:14,355 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 21:16:14,356 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 21:16:14,376 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 21:16:14,376 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 21:16:14,377 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 21:16:14,379 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 21:16:14,380 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 21:16:14,382 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 21:16:14,383 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 21:16:14,384 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 21:16:14,385 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 21:16:14,385 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 21:16:14,387 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 21:16:14,388 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 21:16:14,389 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 21:16:14,390 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 21:16:14,391 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 21:16:14,393 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 21:16:14,394 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 21:16:14,396 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 21:16:14,397 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 21:16:14,399 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 21:16:14,399 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 21:16:14,403 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 21:16:14,403 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 21:16:14,404 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 21:16:14,405 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 21:16:14,405 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 21:16:14,407 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 21:16:14,407 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 21:16:14,408 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 21:16:14,408 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 21:16:14,409 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 21:16:14,410 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 21:16:14,410 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 21:16:14,411 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 21:16:14,411 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 21:16:14,411 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 21:16:14,412 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 21:16:14,413 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 21:16:14,413 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba58e93-f440-42a7-a11b-24da73d479fd/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 21:16:14,433 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 21:16:14,433 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 21:16:14,434 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 21:16:14,434 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 21:16:14,435 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 21:16:14,435 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 21:16:14,435 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 21:16:14,435 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 21:16:14,435 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 21:16:14,436 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 21:16:14,436 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 21:16:14,436 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 21:16:14,436 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 21:16:14,436 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 21:16:14,437 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 21:16:14,437 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 21:16:14,437 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 21:16:14,437 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 21:16:14,437 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 21:16:14,438 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 21:16:14,438 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 21:16:14,438 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 21:16:14,438 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 21:16:14,438 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:16:14,438 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 21:16:14,438 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 21:16:14,439 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 21:16:14,439 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 21:16:14,439 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 21:16:14,439 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 21:16:14,439 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_eba58e93-f440-42a7-a11b-24da73d479fd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba58e93-f440-42a7-a11b-24da73d479fd/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 422a1b4addf42b15afc18c6b3ff87ab94cf45a5af46627fa0165a3dbe9c138e8 [2022-12-14 21:16:14,616 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 21:16:14,632 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 21:16:14,634 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 21:16:14,634 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 21:16:14,635 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 21:16:14,636 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba58e93-f440-42a7-a11b-24da73d479fd/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c [2022-12-14 21:16:17,137 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 21:16:17,292 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 21:16:17,292 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba58e93-f440-42a7-a11b-24da73d479fd/sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c [2022-12-14 21:16:17,298 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba58e93-f440-42a7-a11b-24da73d479fd/bin/ukojak-rkRKPMF4O4/data/57ef6af61/3ea08b3275d74ddfa779fafd99d430dd/FLAG53e139f84 [2022-12-14 21:16:17,711 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba58e93-f440-42a7-a11b-24da73d479fd/bin/ukojak-rkRKPMF4O4/data/57ef6af61/3ea08b3275d74ddfa779fafd99d430dd [2022-12-14 21:16:17,716 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 21:16:17,718 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 21:16:17,720 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 21:16:17,721 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 21:16:17,724 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 21:16:17,725 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:16:17" (1/1) ... [2022-12-14 21:16:17,727 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e65b317 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:17, skipping insertion in model container [2022-12-14 21:16:17,727 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:16:17" (1/1) ... [2022-12-14 21:16:17,734 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 21:16:17,757 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 21:16:17,888 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:17,889 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:17,889 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:17,893 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:17,893 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:17,893 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:17,893 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:17,894 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:17,896 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:17,897 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:17,897 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:17,902 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:17,902 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:17,903 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:17,903 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:17,904 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:17,905 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:17,906 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:17,906 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:17,908 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:17,908 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:17,909 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:17,910 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:17,911 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:17,911 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:17,913 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:17,913 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:17,914 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:17,923 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_eba58e93-f440-42a7-a11b-24da73d479fd/sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c[4218,4231] [2022-12-14 21:16:17,929 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:16:17,938 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 21:16:17,951 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:17,952 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:17,952 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:17,953 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:17,953 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:17,954 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:17,954 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:17,954 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:17,955 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:17,956 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:17,956 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:17,957 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:17,957 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:17,958 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:17,958 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:17,958 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:17,959 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:17,960 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:17,960 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:17,961 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:17,962 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:17,962 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:17,963 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:17,963 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:17,964 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:17,965 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:17,965 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:17,966 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:17,973 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_eba58e93-f440-42a7-a11b-24da73d479fd/sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c[4218,4231] [2022-12-14 21:16:17,977 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:16:17,992 INFO L208 MainTranslator]: Completed translation [2022-12-14 21:16:17,992 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:17 WrapperNode [2022-12-14 21:16:17,992 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 21:16:17,993 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 21:16:17,994 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 21:16:17,994 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 21:16:18,000 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:17" (1/1) ... [2022-12-14 21:16:18,007 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:17" (1/1) ... [2022-12-14 21:16:18,021 INFO L138 Inliner]: procedures = 27, calls = 80, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 109 [2022-12-14 21:16:18,022 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 21:16:18,022 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 21:16:18,022 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 21:16:18,023 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 21:16:18,029 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:17" (1/1) ... [2022-12-14 21:16:18,029 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:17" (1/1) ... [2022-12-14 21:16:18,032 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:17" (1/1) ... [2022-12-14 21:16:18,032 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:17" (1/1) ... [2022-12-14 21:16:18,038 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:17" (1/1) ... [2022-12-14 21:16:18,040 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:17" (1/1) ... [2022-12-14 21:16:18,042 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:17" (1/1) ... [2022-12-14 21:16:18,043 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:17" (1/1) ... [2022-12-14 21:16:18,045 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 21:16:18,045 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 21:16:18,045 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 21:16:18,045 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 21:16:18,046 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:17" (1/1) ... [2022-12-14 21:16:18,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:16:18,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba58e93-f440-42a7-a11b-24da73d479fd/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 21:16:18,074 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba58e93-f440-42a7-a11b-24da73d479fd/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 21:16:18,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba58e93-f440-42a7-a11b-24da73d479fd/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 21:16:18,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 21:16:18,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 21:16:18,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 21:16:18,120 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-12-14 21:16:18,120 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-12-14 21:16:18,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 21:16:18,120 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-14 21:16:18,121 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-14 21:16:18,121 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-14 21:16:18,121 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-14 21:16:18,121 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-14 21:16:18,121 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-14 21:16:18,121 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-12-14 21:16:18,121 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-12-14 21:16:18,121 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 21:16:18,122 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 21:16:18,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 21:16:18,122 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2022-12-14 21:16:18,122 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2022-12-14 21:16:18,122 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 21:16:18,122 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 21:16:18,122 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 21:16:18,122 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 21:16:18,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 21:16:18,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 21:16:18,124 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 21:16:18,220 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 21:16:18,222 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 21:16:18,529 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 21:16:18,619 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 21:16:18,619 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-12-14 21:16:18,620 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L53 is neither atomic block end nor a sink node. [2022-12-14 21:16:18,621 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 21:16:18,624 INFO L158 Benchmark]: Toolchain (without parser) took 905.69ms. Allocated memory was 115.3MB in the beginning and 165.7MB in the end (delta: 50.3MB). Free memory was 64.9MB in the beginning and 88.8MB in the end (delta: -24.0MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. [2022-12-14 21:16:18,625 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 115.3MB. Free memory is still 86.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 21:16:18,626 INFO L158 Benchmark]: CACSL2BoogieTranslator took 272.31ms. Allocated memory was 115.3MB in the beginning and 165.7MB in the end (delta: 50.3MB). Free memory was 64.9MB in the beginning and 130.7MB in the end (delta: -65.8MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2022-12-14 21:16:18,626 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.56ms. Allocated memory is still 165.7MB. Free memory was 130.7MB in the beginning and 128.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 21:16:18,627 INFO L158 Benchmark]: Boogie Preprocessor took 22.46ms. Allocated memory is still 165.7MB. Free memory was 128.7MB in the beginning and 127.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 21:16:18,628 INFO L158 Benchmark]: RCFGBuilder took 577.48ms. Allocated memory is still 165.7MB. Free memory was 127.4MB in the beginning and 88.8MB in the end (delta: 38.6MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2022-12-14 21:16:18,631 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 115.3MB. Free memory is still 86.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 272.31ms. Allocated memory was 115.3MB in the beginning and 165.7MB in the end (delta: 50.3MB). Free memory was 64.9MB in the beginning and 130.7MB in the end (delta: -65.8MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.56ms. Allocated memory is still 165.7MB. Free memory was 130.7MB in the beginning and 128.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.46ms. Allocated memory is still 165.7MB. Free memory was 128.7MB in the beginning and 127.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 577.48ms. Allocated memory is still 165.7MB. Free memory was 127.4MB in the beginning and 88.8MB in the end (delta: 38.6MB). Peak memory consumption was 39.8MB. 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 21:16:18,646 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba58e93-f440-42a7-a11b-24da73d479fd/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_eba58e93-f440-42a7-a11b-24da73d479fd/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba58e93-f440-42a7-a11b-24da73d479fd/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_eba58e93-f440-42a7-a11b-24da73d479fd/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba58e93-f440-42a7-a11b-24da73d479fd/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba58e93-f440-42a7-a11b-24da73d479fd/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_eba58e93-f440-42a7-a11b-24da73d479fd/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 422a1b4addf42b15afc18c6b3ff87ab94cf45a5af46627fa0165a3dbe9c138e8 --- 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 21:16:20,394 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 21:16:20,396 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 21:16:20,421 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 21:16:20,422 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 21:16:20,423 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 21:16:20,424 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 21:16:20,426 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 21:16:20,427 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 21:16:20,428 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 21:16:20,429 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 21:16:20,430 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 21:16:20,431 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 21:16:20,432 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 21:16:20,433 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 21:16:20,434 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 21:16:20,434 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 21:16:20,435 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 21:16:20,437 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 21:16:20,439 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 21:16:20,440 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 21:16:20,442 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 21:16:20,443 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 21:16:20,444 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 21:16:20,447 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 21:16:20,448 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 21:16:20,448 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 21:16:20,449 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 21:16:20,450 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 21:16:20,451 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 21:16:20,451 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 21:16:20,452 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 21:16:20,452 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 21:16:20,453 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 21:16:20,454 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 21:16:20,454 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 21:16:20,455 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 21:16:20,455 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 21:16:20,455 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 21:16:20,456 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 21:16:20,457 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 21:16:20,458 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba58e93-f440-42a7-a11b-24da73d479fd/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-12-14 21:16:20,480 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 21:16:20,481 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 21:16:20,482 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 21:16:20,482 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 21:16:20,482 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 21:16:20,483 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 21:16:20,483 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 21:16:20,483 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 21:16:20,483 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 21:16:20,484 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 21:16:20,484 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 21:16:20,484 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 21:16:20,484 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 21:16:20,484 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 21:16:20,484 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 21:16:20,485 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 21:16:20,485 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 21:16:20,485 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 21:16:20,485 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 21:16:20,485 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 21:16:20,486 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 21:16:20,486 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 21:16:20,486 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 21:16:20,486 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 21:16:20,486 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 21:16:20,487 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:16:20,487 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 21:16:20,487 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 21:16:20,487 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 21:16:20,487 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 21:16:20,488 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 21:16:20,488 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 21:16:20,488 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 21:16:20,488 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 21:16:20,488 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_eba58e93-f440-42a7-a11b-24da73d479fd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba58e93-f440-42a7-a11b-24da73d479fd/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 422a1b4addf42b15afc18c6b3ff87ab94cf45a5af46627fa0165a3dbe9c138e8 [2022-12-14 21:16:20,722 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 21:16:20,738 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 21:16:20,740 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 21:16:20,741 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 21:16:20,741 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 21:16:20,742 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba58e93-f440-42a7-a11b-24da73d479fd/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c [2022-12-14 21:16:23,380 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 21:16:23,527 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 21:16:23,528 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba58e93-f440-42a7-a11b-24da73d479fd/sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c [2022-12-14 21:16:23,534 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba58e93-f440-42a7-a11b-24da73d479fd/bin/ukojak-rkRKPMF4O4/data/21a6d4b5a/9c243c1594a24e6ba876d834a14caede/FLAG3fc3e4014 [2022-12-14 21:16:23,545 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba58e93-f440-42a7-a11b-24da73d479fd/bin/ukojak-rkRKPMF4O4/data/21a6d4b5a/9c243c1594a24e6ba876d834a14caede [2022-12-14 21:16:23,547 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 21:16:23,548 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 21:16:23,549 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 21:16:23,549 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 21:16:23,551 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 21:16:23,552 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:16:23" (1/1) ... [2022-12-14 21:16:23,552 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@795d867f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:23, skipping insertion in model container [2022-12-14 21:16:23,552 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:16:23" (1/1) ... [2022-12-14 21:16:23,559 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 21:16:23,584 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 21:16:23,695 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,697 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,697 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,702 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,702 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,703 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,703 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,704 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,707 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,708 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,708 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,710 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,710 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,711 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,711 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,712 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,713 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,714 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,714 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,716 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,716 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,717 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,718 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,719 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,720 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,721 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,722 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,722 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,733 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_eba58e93-f440-42a7-a11b-24da73d479fd/sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c[4218,4231] [2022-12-14 21:16:23,743 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:16:23,755 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-12-14 21:16:23,761 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 21:16:23,767 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,767 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,768 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,773 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,773 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,774 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,774 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,774 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,775 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,776 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,776 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,777 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,778 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,778 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,778 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,779 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,780 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,780 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,781 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,782 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,782 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,783 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,783 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,784 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,784 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,786 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,786 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,787 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,792 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_eba58e93-f440-42a7-a11b-24da73d479fd/sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c[4218,4231] [2022-12-14 21:16:23,796 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:16:23,801 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 21:16:23,812 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,812 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,812 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,814 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,814 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,814 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,815 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,815 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,816 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,816 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,817 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,818 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,818 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,819 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,819 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,819 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,820 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,821 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,821 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,823 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,823 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,823 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,824 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,825 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,825 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,826 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,826 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:16:23,827 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:16:23,832 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_eba58e93-f440-42a7-a11b-24da73d479fd/sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c[4218,4231] [2022-12-14 21:16:23,837 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:16:23,850 INFO L208 MainTranslator]: Completed translation [2022-12-14 21:16:23,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:23 WrapperNode [2022-12-14 21:16:23,850 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 21:16:23,851 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 21:16:23,852 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 21:16:23,852 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 21:16:23,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:23" (1/1) ... [2022-12-14 21:16:23,869 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:23" (1/1) ... [2022-12-14 21:16:23,889 INFO L138 Inliner]: procedures = 29, calls = 80, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 103 [2022-12-14 21:16:23,890 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 21:16:23,890 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 21:16:23,890 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 21:16:23,891 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 21:16:23,898 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:23" (1/1) ... [2022-12-14 21:16:23,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:23" (1/1) ... [2022-12-14 21:16:23,903 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:23" (1/1) ... [2022-12-14 21:16:23,903 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:23" (1/1) ... [2022-12-14 21:16:23,915 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:23" (1/1) ... [2022-12-14 21:16:23,919 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:23" (1/1) ... [2022-12-14 21:16:23,922 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:23" (1/1) ... [2022-12-14 21:16:23,923 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:23" (1/1) ... [2022-12-14 21:16:23,927 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 21:16:23,927 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 21:16:23,928 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 21:16:23,928 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 21:16:23,928 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:23" (1/1) ... [2022-12-14 21:16:23,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:16:23,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba58e93-f440-42a7-a11b-24da73d479fd/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 21:16:23,954 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba58e93-f440-42a7-a11b-24da73d479fd/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 21:16:23,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba58e93-f440-42a7-a11b-24da73d479fd/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 21:16:23,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 21:16:23,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 21:16:23,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 21:16:23,981 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-12-14 21:16:23,981 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-12-14 21:16:23,981 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 21:16:23,982 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-14 21:16:23,982 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-14 21:16:23,982 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-14 21:16:23,982 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-14 21:16:23,982 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-14 21:16:23,982 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-14 21:16:23,982 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-12-14 21:16:23,982 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-12-14 21:16:23,982 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 21:16:23,983 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 21:16:23,983 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2022-12-14 21:16:23,983 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2022-12-14 21:16:23,983 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 21:16:23,983 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 21:16:23,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 21:16:23,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 21:16:23,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 21:16:23,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 21:16:23,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 21:16:23,985 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 21:16:24,085 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 21:16:24,087 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 21:16:24,471 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 21:16:24,571 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 21:16:24,572 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-12-14 21:16:24,572 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L53 is neither atomic block end nor a sink node. [2022-12-14 21:16:24,573 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 21:16:24,576 INFO L158 Benchmark]: Toolchain (without parser) took 1027.41ms. Allocated memory is still 65.0MB. Free memory was 44.0MB in the beginning and 33.2MB in the end (delta: 10.9MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. [2022-12-14 21:16:24,576 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 48.2MB. Free memory is still 27.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 21:16:24,576 INFO L158 Benchmark]: CACSL2BoogieTranslator took 302.21ms. Allocated memory is still 65.0MB. Free memory was 43.7MB in the beginning and 39.4MB in the end (delta: 4.3MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2022-12-14 21:16:24,577 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.38ms. Allocated memory is still 65.0MB. Free memory was 39.4MB in the beginning and 37.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 21:16:24,577 INFO L158 Benchmark]: Boogie Preprocessor took 36.51ms. Allocated memory is still 65.0MB. Free memory was 37.5MB in the beginning and 35.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 21:16:24,577 INFO L158 Benchmark]: RCFGBuilder took 647.10ms. Allocated memory is still 65.0MB. Free memory was 35.2MB in the beginning and 33.2MB in the end (delta: 2.1MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2022-12-14 21:16:24,579 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 48.2MB. Free memory is still 27.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 302.21ms. Allocated memory is still 65.0MB. Free memory was 43.7MB in the beginning and 39.4MB in the end (delta: 4.3MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.38ms. Allocated memory is still 65.0MB. Free memory was 39.4MB in the beginning and 37.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.51ms. Allocated memory is still 65.0MB. Free memory was 37.5MB in the beginning and 35.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 647.10ms. Allocated memory is still 65.0MB. Free memory was 35.2MB in the beginning and 33.2MB in the end (delta: 2.1MB). Peak memory consumption was 11.9MB. 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 21:16:24,592 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba58e93-f440-42a7-a11b-24da73d479fd/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?