./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-more-dec-subseq.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 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_29372970-d958-45fc-91d4-8e1b90c121b7/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29372970-d958-45fc-91d4-8e1b90c121b7/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29372970-d958-45fc-91d4-8e1b90c121b7/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29372970-d958-45fc-91d4-8e1b90c121b7/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-dec-subseq.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29372970-d958-45fc-91d4-8e1b90c121b7/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29372970-d958-45fc-91d4-8e1b90c121b7/bin/ukojak-jW3SillKbg --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 ecda181bd3fe1882667151a04232fb9d04292dd6ca3491d98fdc8de5d539856a --- 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-b5237d8 [2022-11-21 22:16:10,799 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:16:10,801 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:16:10,820 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:16:10,820 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:16:10,822 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:16:10,823 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:16:10,825 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:16:10,827 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:16:10,828 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:16:10,829 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:16:10,830 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:16:10,830 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:16:10,832 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:16:10,833 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:16:10,834 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:16:10,835 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:16:10,836 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:16:10,840 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:16:10,842 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:16:10,843 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:16:10,847 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:16:10,848 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:16:10,849 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:16:10,853 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:16:10,853 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:16:10,853 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:16:10,854 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:16:10,855 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:16:10,856 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:16:10,856 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:16:10,857 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:16:10,858 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:16:10,866 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:16:10,868 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:16:10,869 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:16:10,870 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:16:10,870 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:16:10,871 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:16:10,874 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:16:10,874 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:16:10,875 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29372970-d958-45fc-91d4-8e1b90c121b7/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 22:16:10,912 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:16:10,912 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:16:10,913 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:16:10,914 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:16:10,914 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:16:10,915 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:16:10,915 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:16:10,915 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:16:10,916 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:16:10,916 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:16:10,917 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:16:10,917 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:16:10,917 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:16:10,918 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:16:10,918 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:16:10,918 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:16:10,918 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:16:10,918 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:16:10,919 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:16:10,919 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:16:10,920 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:16:10,925 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:16:10,926 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:16:10,926 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:16:10,928 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:16:10,928 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:16:10,928 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:16:10,928 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:16:10,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:16:10,929 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:16:10,929 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_29372970-d958-45fc-91d4-8e1b90c121b7/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29372970-d958-45fc-91d4-8e1b90c121b7/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ecda181bd3fe1882667151a04232fb9d04292dd6ca3491d98fdc8de5d539856a [2022-11-21 22:16:11,152 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:16:11,187 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:16:11,190 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:16:11,192 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:16:11,193 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:16:11,194 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29372970-d958-45fc-91d4-8e1b90c121b7/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/weaver/popl20-more-dec-subseq.wvr.c [2022-11-21 22:16:14,240 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:16:14,504 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:16:14,505 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29372970-d958-45fc-91d4-8e1b90c121b7/sv-benchmarks/c/weaver/popl20-more-dec-subseq.wvr.c [2022-11-21 22:16:14,512 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29372970-d958-45fc-91d4-8e1b90c121b7/bin/ukojak-jW3SillKbg/data/29cb3499e/164c40400f574470b4db9fe887320738/FLAG22cfc31f7 [2022-11-21 22:16:14,531 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29372970-d958-45fc-91d4-8e1b90c121b7/bin/ukojak-jW3SillKbg/data/29cb3499e/164c40400f574470b4db9fe887320738 [2022-11-21 22:16:14,533 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:16:14,535 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:16:14,536 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:16:14,536 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:16:14,539 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:16:14,540 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:16:14" (1/1) ... [2022-11-21 22:16:14,541 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@170ba9db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:14, skipping insertion in model container [2022-11-21 22:16:14,541 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:16:14" (1/1) ... [2022-11-21 22:16:14,549 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:16:14,566 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:16:14,729 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_29372970-d958-45fc-91d4-8e1b90c121b7/sv-benchmarks/c/weaver/popl20-more-dec-subseq.wvr.c[2924,2937] [2022-11-21 22:16:14,735 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:16:14,744 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:16:14,769 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_29372970-d958-45fc-91d4-8e1b90c121b7/sv-benchmarks/c/weaver/popl20-more-dec-subseq.wvr.c[2924,2937] [2022-11-21 22:16:14,772 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:16:14,784 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:16:14,785 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:14 WrapperNode [2022-11-21 22:16:14,785 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:16:14,786 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:16:14,786 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:16:14,787 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:16:14,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:14" (1/1) ... [2022-11-21 22:16:14,800 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:14" (1/1) ... [2022-11-21 22:16:14,816 INFO L138 Inliner]: procedures = 24, calls = 45, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 74 [2022-11-21 22:16:14,816 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:16:14,817 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:16:14,817 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:16:14,817 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:16:14,824 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:14" (1/1) ... [2022-11-21 22:16:14,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:14" (1/1) ... [2022-11-21 22:16:14,828 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:14" (1/1) ... [2022-11-21 22:16:14,828 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:14" (1/1) ... [2022-11-21 22:16:14,835 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:14" (1/1) ... [2022-11-21 22:16:14,839 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:14" (1/1) ... [2022-11-21 22:16:14,841 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:14" (1/1) ... [2022-11-21 22:16:14,842 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:14" (1/1) ... [2022-11-21 22:16:14,844 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:16:14,845 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:16:14,846 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:16:14,846 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:16:14,847 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:14" (1/1) ... [2022-11-21 22:16:14,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:16:14,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29372970-d958-45fc-91d4-8e1b90c121b7/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:16:14,900 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29372970-d958-45fc-91d4-8e1b90c121b7/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:16:14,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29372970-d958-45fc-91d4-8e1b90c121b7/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:16:14,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:16:14,946 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-21 22:16:14,946 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-21 22:16:14,947 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-21 22:16:14,947 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-21 22:16:14,947 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 22:16:14,947 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 22:16:14,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:16:14,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:16:14,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 22:16:14,948 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-11-21 22:16:14,949 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-11-21 22:16:14,950 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-21 22:16:14,950 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-21 22:16:14,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-21 22:16:14,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:16:14,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:16:14,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 22:16:14,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:16:14,953 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 22:16:15,097 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:16:15,098 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:16:15,426 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:16:15,670 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:16:15,671 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-21 22:16:15,671 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L51 is neither atomic block end nor a sink node. [2022-11-21 22:16:15,672 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) [2022-11-21 22:16:15,681 INFO L158 Benchmark]: Toolchain (without parser) took 1144.57ms. Allocated memory was 144.7MB in the beginning and 201.3MB in the end (delta: 56.6MB). Free memory was 111.8MB in the beginning and 165.4MB in the end (delta: -53.7MB). Peak memory consumption was 50.0MB. Max. memory is 16.1GB. [2022-11-21 22:16:15,681 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 144.7MB. Free memory is still 86.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:16:15,682 INFO L158 Benchmark]: CACSL2BoogieTranslator took 249.32ms. Allocated memory is still 144.7MB. Free memory was 111.6MB in the beginning and 100.0MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 22:16:15,683 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.28ms. Allocated memory is still 144.7MB. Free memory was 100.0MB in the beginning and 98.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:16:15,684 INFO L158 Benchmark]: Boogie Preprocessor took 27.54ms. Allocated memory is still 144.7MB. Free memory was 98.2MB in the beginning and 96.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:16:15,685 INFO L158 Benchmark]: RCFGBuilder took 833.24ms. Allocated memory was 144.7MB in the beginning and 201.3MB in the end (delta: 56.6MB). Free memory was 96.6MB in the beginning and 165.4MB in the end (delta: -68.9MB). Peak memory consumption was 33.2MB. Max. memory is 16.1GB. [2022-11-21 22:16:15,694 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 144.7MB. Free memory is still 86.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 249.32ms. Allocated memory is still 144.7MB. Free memory was 111.6MB in the beginning and 100.0MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.28ms. Allocated memory is still 144.7MB. Free memory was 100.0MB in the beginning and 98.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.54ms. Allocated memory is still 144.7MB. Free memory was 98.2MB in the beginning and 96.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 833.24ms. Allocated memory was 144.7MB in the beginning and 201.3MB in the end (delta: 56.6MB). Free memory was 96.6MB in the beginning and 165.4MB in the end (delta: -68.9MB). Peak memory consumption was 33.2MB. 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. [2022-11-21 22:16:15,720 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29372970-d958-45fc-91d4-8e1b90c121b7/bin/ukojak-jW3SillKbg/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_29372970-d958-45fc-91d4-8e1b90c121b7/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29372970-d958-45fc-91d4-8e1b90c121b7/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29372970-d958-45fc-91d4-8e1b90c121b7/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29372970-d958-45fc-91d4-8e1b90c121b7/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-dec-subseq.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29372970-d958-45fc-91d4-8e1b90c121b7/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29372970-d958-45fc-91d4-8e1b90c121b7/bin/ukojak-jW3SillKbg --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 ecda181bd3fe1882667151a04232fb9d04292dd6ca3491d98fdc8de5d539856a --- 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-b5237d8 [2022-11-21 22:16:18,163 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:16:18,176 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:16:18,206 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:16:18,207 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:16:18,208 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:16:18,211 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:16:18,216 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:16:18,220 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:16:18,221 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:16:18,223 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:16:18,225 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:16:18,227 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:16:18,230 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:16:18,232 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:16:18,234 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:16:18,236 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:16:18,241 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:16:18,242 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:16:18,244 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:16:18,249 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:16:18,253 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:16:18,256 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:16:18,257 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:16:18,260 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:16:18,265 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:16:18,266 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:16:18,267 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:16:18,268 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:16:18,269 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:16:18,270 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:16:18,271 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:16:18,272 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:16:18,274 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:16:18,287 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:16:18,287 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:16:18,288 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:16:18,288 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:16:18,289 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:16:18,290 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:16:18,290 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:16:18,291 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29372970-d958-45fc-91d4-8e1b90c121b7/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-21 22:16:18,317 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:16:18,317 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:16:18,319 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:16:18,320 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:16:18,321 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:16:18,321 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:16:18,322 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:16:18,322 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:16:18,322 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:16:18,322 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:16:18,323 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:16:18,324 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:16:18,324 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:16:18,324 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:16:18,325 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 22:16:18,325 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 22:16:18,325 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:16:18,326 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 22:16:18,326 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:16:18,326 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:16:18,327 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:16:18,327 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:16:18,327 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:16:18,327 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:16:18,328 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:16:18,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:16:18,328 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:16:18,329 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:16:18,329 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:16:18,329 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 22:16:18,330 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 22:16:18,330 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:16:18,330 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 22:16:18,331 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 22:16:18,331 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_29372970-d958-45fc-91d4-8e1b90c121b7/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29372970-d958-45fc-91d4-8e1b90c121b7/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ecda181bd3fe1882667151a04232fb9d04292dd6ca3491d98fdc8de5d539856a [2022-11-21 22:16:18,720 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:16:18,741 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:16:18,743 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:16:18,745 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:16:18,745 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:16:18,747 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29372970-d958-45fc-91d4-8e1b90c121b7/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/weaver/popl20-more-dec-subseq.wvr.c [2022-11-21 22:16:21,791 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:16:21,991 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:16:21,992 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29372970-d958-45fc-91d4-8e1b90c121b7/sv-benchmarks/c/weaver/popl20-more-dec-subseq.wvr.c [2022-11-21 22:16:21,999 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29372970-d958-45fc-91d4-8e1b90c121b7/bin/ukojak-jW3SillKbg/data/951ba66d5/2dfbabb241824b75be1e507424ce0790/FLAG398c94bf4 [2022-11-21 22:16:22,020 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29372970-d958-45fc-91d4-8e1b90c121b7/bin/ukojak-jW3SillKbg/data/951ba66d5/2dfbabb241824b75be1e507424ce0790 [2022-11-21 22:16:22,026 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:16:22,028 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:16:22,031 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:16:22,031 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:16:22,034 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:16:22,035 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:16:22" (1/1) ... [2022-11-21 22:16:22,039 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47e6a50a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:22, skipping insertion in model container [2022-11-21 22:16:22,039 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:16:22" (1/1) ... [2022-11-21 22:16:22,047 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:16:22,074 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:16:22,240 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_29372970-d958-45fc-91d4-8e1b90c121b7/sv-benchmarks/c/weaver/popl20-more-dec-subseq.wvr.c[2924,2937] [2022-11-21 22:16:22,246 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:16:22,258 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-21 22:16:22,262 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:16:22,278 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_29372970-d958-45fc-91d4-8e1b90c121b7/sv-benchmarks/c/weaver/popl20-more-dec-subseq.wvr.c[2924,2937] [2022-11-21 22:16:22,282 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:16:22,286 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:16:22,317 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_29372970-d958-45fc-91d4-8e1b90c121b7/sv-benchmarks/c/weaver/popl20-more-dec-subseq.wvr.c[2924,2937] [2022-11-21 22:16:22,322 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:16:22,344 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:16:22,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:22 WrapperNode [2022-11-21 22:16:22,345 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:16:22,346 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:16:22,346 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:16:22,346 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:16:22,354 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:22" (1/1) ... [2022-11-21 22:16:22,365 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:22" (1/1) ... [2022-11-21 22:16:22,390 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 71 [2022-11-21 22:16:22,390 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:16:22,391 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:16:22,391 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:16:22,391 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:16:22,400 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:22" (1/1) ... [2022-11-21 22:16:22,400 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:22" (1/1) ... [2022-11-21 22:16:22,404 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:22" (1/1) ... [2022-11-21 22:16:22,405 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:22" (1/1) ... [2022-11-21 22:16:22,425 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:22" (1/1) ... [2022-11-21 22:16:22,429 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:22" (1/1) ... [2022-11-21 22:16:22,431 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:22" (1/1) ... [2022-11-21 22:16:22,432 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:22" (1/1) ... [2022-11-21 22:16:22,449 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:16:22,450 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:16:22,450 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:16:22,450 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:16:22,451 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:22" (1/1) ... [2022-11-21 22:16:22,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:16:22,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29372970-d958-45fc-91d4-8e1b90c121b7/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:16:22,492 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29372970-d958-45fc-91d4-8e1b90c121b7/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:16:22,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29372970-d958-45fc-91d4-8e1b90c121b7/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:16:22,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:16:22,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 22:16:22,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:16:22,549 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-11-21 22:16:22,549 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-11-21 22:16:22,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-21 22:16:22,550 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-21 22:16:22,550 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-21 22:16:22,550 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-21 22:16:22,550 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-21 22:16:22,550 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 22:16:22,550 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 22:16:22,550 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-21 22:16:22,550 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-21 22:16:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-21 22:16:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:16:22,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:16:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:16:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-21 22:16:22,552 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 22:16:22,659 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:16:22,662 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:16:23,181 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:16:23,385 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:16:23,385 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-21 22:16:23,386 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L51 is neither atomic block end nor a sink node. [2022-11-21 22:16:23,387 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) [2022-11-21 22:16:23,390 INFO L158 Benchmark]: Toolchain (without parser) took 1361.92ms. Allocated memory is still 79.7MB. Free memory was 60.3MB in the beginning and 47.4MB in the end (delta: 12.9MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. [2022-11-21 22:16:23,391 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 58.7MB. Free memory is still 37.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:16:23,391 INFO L158 Benchmark]: CACSL2BoogieTranslator took 314.26ms. Allocated memory is still 79.7MB. Free memory was 60.1MB in the beginning and 46.5MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 22:16:23,392 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.78ms. Allocated memory is still 79.7MB. Free memory was 46.2MB in the beginning and 44.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:16:23,392 INFO L158 Benchmark]: Boogie Preprocessor took 58.36ms. Allocated memory is still 79.7MB. Free memory was 44.6MB in the beginning and 42.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:16:23,393 INFO L158 Benchmark]: RCFGBuilder took 938.88ms. Allocated memory is still 79.7MB. Free memory was 42.6MB in the beginning and 47.4MB in the end (delta: -4.9MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. [2022-11-21 22:16:23,395 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 58.7MB. Free memory is still 37.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 314.26ms. Allocated memory is still 79.7MB. Free memory was 60.1MB in the beginning and 46.5MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.78ms. Allocated memory is still 79.7MB. Free memory was 46.2MB in the beginning and 44.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.36ms. Allocated memory is still 79.7MB. Free memory was 44.6MB in the beginning and 42.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 938.88ms. Allocated memory is still 79.7MB. Free memory was 42.6MB in the beginning and 47.4MB in the end (delta: -4.9MB). Peak memory consumption was 11.1MB. 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. [2022-11-21 22:16:23,423 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29372970-d958-45fc-91d4-8e1b90c121b7/bin/ukojak-jW3SillKbg/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?