./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77be2e69-b193-4aa7-9b24-cf7067b51d43/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77be2e69-b193-4aa7-9b24-cf7067b51d43/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_77be2e69-b193-4aa7-9b24-cf7067b51d43/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77be2e69-b193-4aa7-9b24-cf7067b51d43/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77be2e69-b193-4aa7-9b24-cf7067b51d43/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_77be2e69-b193-4aa7-9b24-cf7067b51d43/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 ec11f673f0852354e1b011c47ea1690182c02849435cfe6b9232c63dc6ffceb8 --- 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 23:15:44,758 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:15:44,760 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:15:44,773 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:15:44,774 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:15:44,774 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:15:44,775 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:15:44,776 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:15:44,777 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:15:44,778 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:15:44,779 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:15:44,779 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:15:44,780 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:15:44,780 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:15:44,781 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:15:44,782 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:15:44,783 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:15:44,783 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:15:44,784 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:15:44,786 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:15:44,786 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:15:44,787 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:15:44,788 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:15:44,789 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:15:44,791 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:15:44,791 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:15:44,792 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:15:44,792 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:15:44,793 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:15:44,793 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:15:44,794 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:15:44,794 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:15:44,795 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:15:44,795 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:15:44,796 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:15:44,796 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:15:44,797 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:15:44,797 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:15:44,797 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:15:44,798 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:15:44,798 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:15:44,799 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77be2e69-b193-4aa7-9b24-cf7067b51d43/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 23:15:44,814 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:15:44,814 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:15:44,815 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 23:15:44,815 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 23:15:44,816 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:15:44,816 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:15:44,816 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:15:44,816 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:15:44,816 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 23:15:44,816 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 23:15:44,817 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:15:44,817 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:15:44,817 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 23:15:44,817 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:15:44,817 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 23:15:44,817 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 23:15:44,817 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:15:44,817 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 23:15:44,818 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:15:44,818 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 23:15:44,818 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:15:44,818 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:15:44,818 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:15:44,818 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:15:44,819 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:15:44,819 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:15:44,819 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 23:15:44,819 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 23:15:44,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 23:15:44,819 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 23:15:44,819 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_77be2e69-b193-4aa7-9b24-cf7067b51d43/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77be2e69-b193-4aa7-9b24-cf7067b51d43/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec11f673f0852354e1b011c47ea1690182c02849435cfe6b9232c63dc6ffceb8 [2022-12-14 23:15:44,978 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:15:44,997 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:15:44,999 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:15:45,000 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:15:45,001 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:15:45,001 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77be2e69-b193-4aa7-9b24-cf7067b51d43/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c [2022-12-14 23:15:47,588 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:15:47,727 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:15:47,727 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77be2e69-b193-4aa7-9b24-cf7067b51d43/sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c [2022-12-14 23:15:47,733 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77be2e69-b193-4aa7-9b24-cf7067b51d43/bin/ukojak-rkRKPMF4O4/data/5d7cf4492/f28122b4abe3458fa60921c1d44ef45e/FLAG24300e2ed [2022-12-14 23:15:47,745 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77be2e69-b193-4aa7-9b24-cf7067b51d43/bin/ukojak-rkRKPMF4O4/data/5d7cf4492/f28122b4abe3458fa60921c1d44ef45e [2022-12-14 23:15:47,748 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:15:47,749 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:15:47,751 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:15:47,751 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:15:47,753 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:15:47,754 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:15:47" (1/1) ... [2022-12-14 23:15:47,754 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3effc8e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:47, skipping insertion in model container [2022-12-14 23:15:47,755 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:15:47" (1/1) ... [2022-12-14 23:15:47,760 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:15:47,774 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:15:47,904 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:15:47,908 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:15:47,911 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:15:47,912 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:15:47,913 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:15:47,914 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:15:47,915 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:15:47,916 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:15:47,925 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_77be2e69-b193-4aa7-9b24-cf7067b51d43/sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c[2611,2624] [2022-12-14 23:15:47,927 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:15:47,936 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:15:47,947 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:15:47,948 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:15:47,949 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:15:47,949 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:15:47,950 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:15:47,951 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:15:47,952 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:15:47,953 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:15:47,959 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_77be2e69-b193-4aa7-9b24-cf7067b51d43/sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c[2611,2624] [2022-12-14 23:15:47,960 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:15:47,973 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:15:47,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:47 WrapperNode [2022-12-14 23:15:47,974 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:15:47,975 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:15:47,975 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:15:47,975 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:15:47,980 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:47" (1/1) ... [2022-12-14 23:15:47,986 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:47" (1/1) ... [2022-12-14 23:15:48,005 INFO L138 Inliner]: procedures = 22, calls = 42, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 91 [2022-12-14 23:15:48,005 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:15:48,006 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:15:48,006 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:15:48,006 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:15:48,015 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:47" (1/1) ... [2022-12-14 23:15:48,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:47" (1/1) ... [2022-12-14 23:15:48,018 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:47" (1/1) ... [2022-12-14 23:15:48,019 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:47" (1/1) ... [2022-12-14 23:15:48,024 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:47" (1/1) ... [2022-12-14 23:15:48,028 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:47" (1/1) ... [2022-12-14 23:15:48,029 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:47" (1/1) ... [2022-12-14 23:15:48,031 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:47" (1/1) ... [2022-12-14 23:15:48,033 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:15:48,034 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:15:48,034 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:15:48,034 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:15:48,035 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:47" (1/1) ... [2022-12-14 23:15:48,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:15:48,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77be2e69-b193-4aa7-9b24-cf7067b51d43/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:15:48,063 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77be2e69-b193-4aa7-9b24-cf7067b51d43/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:15:48,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77be2e69-b193-4aa7-9b24-cf7067b51d43/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:15:48,091 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:15:48,091 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-14 23:15:48,091 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-14 23:15:48,092 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-14 23:15:48,092 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-14 23:15:48,092 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-14 23:15:48,092 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-14 23:15:48,092 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-12-14 23:15:48,092 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-12-14 23:15:48,092 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 23:15:48,092 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 23:15:48,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 23:15:48,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 23:15:48,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 23:15:48,092 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 23:15:48,092 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 23:15:48,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:15:48,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:15:48,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 23:15:48,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 23:15:48,094 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 23:15:48,176 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:15:48,178 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:15:48,387 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:15:48,512 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:15:48,512 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-12-14 23:15:48,513 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L53 is neither atomic block end nor a sink node. [2022-12-14 23:15:48,513 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 23:15:48,517 INFO L158 Benchmark]: Toolchain (without parser) took 767.30ms. Allocated memory is still 153.1MB. Free memory was 112.4MB in the beginning and 117.2MB in the end (delta: -4.8MB). Peak memory consumption was 45.4MB. Max. memory is 16.1GB. [2022-12-14 23:15:48,518 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 153.1MB. Free memory is still 105.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:15:48,518 INFO L158 Benchmark]: CACSL2BoogieTranslator took 223.40ms. Allocated memory is still 153.1MB. Free memory was 112.4MB in the beginning and 100.1MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 23:15:48,519 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.55ms. Allocated memory is still 153.1MB. Free memory was 100.1MB in the beginning and 98.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:15:48,519 INFO L158 Benchmark]: Boogie Preprocessor took 27.60ms. Allocated memory is still 153.1MB. Free memory was 98.4MB in the beginning and 97.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:15:48,520 INFO L158 Benchmark]: RCFGBuilder took 481.59ms. Allocated memory is still 153.1MB. Free memory was 97.0MB in the beginning and 117.2MB in the end (delta: -20.2MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. [2022-12-14 23:15:48,523 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 153.1MB. Free memory is still 105.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 223.40ms. Allocated memory is still 153.1MB. Free memory was 112.4MB in the beginning and 100.1MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.55ms. Allocated memory is still 153.1MB. Free memory was 100.1MB in the beginning and 98.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.60ms. Allocated memory is still 153.1MB. Free memory was 98.4MB in the beginning and 97.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 481.59ms. Allocated memory is still 153.1MB. Free memory was 97.0MB in the beginning and 117.2MB in the end (delta: -20.2MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 23:15:48,536 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77be2e69-b193-4aa7-9b24-cf7067b51d43/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77be2e69-b193-4aa7-9b24-cf7067b51d43/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77be2e69-b193-4aa7-9b24-cf7067b51d43/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_77be2e69-b193-4aa7-9b24-cf7067b51d43/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77be2e69-b193-4aa7-9b24-cf7067b51d43/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77be2e69-b193-4aa7-9b24-cf7067b51d43/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_77be2e69-b193-4aa7-9b24-cf7067b51d43/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 ec11f673f0852354e1b011c47ea1690182c02849435cfe6b9232c63dc6ffceb8 --- 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 23:15:50,064 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:15:50,067 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:15:50,079 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:15:50,080 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:15:50,080 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:15:50,081 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:15:50,083 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:15:50,084 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:15:50,084 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:15:50,085 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:15:50,086 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:15:50,086 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:15:50,087 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:15:50,088 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:15:50,089 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:15:50,089 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:15:50,090 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:15:50,091 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:15:50,092 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:15:50,093 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:15:50,095 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:15:50,096 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:15:50,097 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:15:50,100 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:15:50,101 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:15:50,101 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:15:50,102 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:15:50,102 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:15:50,103 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:15:50,104 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:15:50,104 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:15:50,105 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:15:50,106 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:15:50,107 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:15:50,111 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:15:50,112 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:15:50,112 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:15:50,112 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:15:50,113 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:15:50,114 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:15:50,115 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77be2e69-b193-4aa7-9b24-cf7067b51d43/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-12-14 23:15:50,139 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:15:50,139 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:15:50,140 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 23:15:50,140 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 23:15:50,141 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:15:50,141 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:15:50,141 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:15:50,141 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:15:50,141 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 23:15:50,142 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:15:50,142 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:15:50,142 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 23:15:50,142 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:15:50,142 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 23:15:50,143 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 23:15:50,143 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 23:15:50,143 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 23:15:50,143 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 23:15:50,143 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:15:50,143 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 23:15:50,144 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:15:50,144 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 23:15:50,144 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:15:50,144 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:15:50,144 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:15:50,145 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:15:50,145 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:15:50,145 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:15:50,145 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 23:15:50,146 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 23:15:50,146 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 23:15:50,146 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 23:15:50,146 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 23:15:50,146 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 23:15:50,146 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_77be2e69-b193-4aa7-9b24-cf7067b51d43/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77be2e69-b193-4aa7-9b24-cf7067b51d43/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec11f673f0852354e1b011c47ea1690182c02849435cfe6b9232c63dc6ffceb8 [2022-12-14 23:15:50,399 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:15:50,416 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:15:50,418 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:15:50,419 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:15:50,419 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:15:50,420 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77be2e69-b193-4aa7-9b24-cf7067b51d43/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c [2022-12-14 23:15:53,034 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:15:53,188 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:15:53,189 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77be2e69-b193-4aa7-9b24-cf7067b51d43/sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c [2022-12-14 23:15:53,194 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77be2e69-b193-4aa7-9b24-cf7067b51d43/bin/ukojak-rkRKPMF4O4/data/8123971ae/5a154eddeed4434680d0941bdc91dea4/FLAGa4f80110e [2022-12-14 23:15:53,205 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77be2e69-b193-4aa7-9b24-cf7067b51d43/bin/ukojak-rkRKPMF4O4/data/8123971ae/5a154eddeed4434680d0941bdc91dea4 [2022-12-14 23:15:53,207 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:15:53,208 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:15:53,209 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:15:53,209 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:15:53,211 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:15:53,212 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:15:53" (1/1) ... [2022-12-14 23:15:53,212 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e29fb78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:53, skipping insertion in model container [2022-12-14 23:15:53,213 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:15:53" (1/1) ... [2022-12-14 23:15:53,219 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:15:53,237 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:15:53,356 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:15:53,360 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:15:53,363 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:15:53,364 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:15:53,365 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:15:53,366 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:15:53,367 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:15:53,368 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:15:53,374 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_77be2e69-b193-4aa7-9b24-cf7067b51d43/sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c[2611,2624] [2022-12-14 23:15:53,375 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:15:53,385 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:15:53,395 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:15:53,396 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:15:53,396 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:15:53,397 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:15:53,397 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:15:53,398 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:15:53,398 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:15:53,399 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:15:53,403 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_77be2e69-b193-4aa7-9b24-cf7067b51d43/sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c[2611,2624] [2022-12-14 23:15:53,404 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:15:53,415 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:15:53,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:53 WrapperNode [2022-12-14 23:15:53,416 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:15:53,417 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:15:53,417 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:15:53,417 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:15:53,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:53" (1/1) ... [2022-12-14 23:15:53,432 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:53" (1/1) ... [2022-12-14 23:15:53,451 INFO L138 Inliner]: procedures = 24, calls = 42, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 87 [2022-12-14 23:15:53,451 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:15:53,452 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:15:53,452 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:15:53,452 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:15:53,461 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:53" (1/1) ... [2022-12-14 23:15:53,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:53" (1/1) ... [2022-12-14 23:15:53,465 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:53" (1/1) ... [2022-12-14 23:15:53,465 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:53" (1/1) ... [2022-12-14 23:15:53,472 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:53" (1/1) ... [2022-12-14 23:15:53,476 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:53" (1/1) ... [2022-12-14 23:15:53,478 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:53" (1/1) ... [2022-12-14 23:15:53,479 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:53" (1/1) ... [2022-12-14 23:15:53,482 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:15:53,483 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:15:53,483 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:15:53,483 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:15:53,484 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:53" (1/1) ... [2022-12-14 23:15:53,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:15:53,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77be2e69-b193-4aa7-9b24-cf7067b51d43/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:15:53,511 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77be2e69-b193-4aa7-9b24-cf7067b51d43/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:15:53,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77be2e69-b193-4aa7-9b24-cf7067b51d43/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:15:53,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:15:53,547 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-14 23:15:53,547 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-14 23:15:53,547 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-14 23:15:53,547 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-14 23:15:53,548 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-14 23:15:53,548 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-14 23:15:53,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 23:15:53,548 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-12-14 23:15:53,548 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-12-14 23:15:53,548 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 23:15:53,548 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 23:15:53,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 23:15:53,549 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 23:15:53,549 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 23:15:53,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 23:15:53,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:15:53,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:15:53,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 23:15:53,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 23:15:53,551 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 23:15:53,646 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:15:53,648 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:15:53,935 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:15:54,053 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:15:54,053 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-12-14 23:15:54,054 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L53 is neither atomic block end nor a sink node. [2022-12-14 23:15:54,055 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 23:15:54,058 INFO L158 Benchmark]: Toolchain (without parser) took 849.65ms. Allocated memory is still 75.5MB. Free memory was 54.3MB in the beginning and 53.5MB in the end (delta: 790.6kB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. [2022-12-14 23:15:54,059 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 60.8MB. Free memory was 39.4MB in the beginning and 39.3MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:15:54,059 INFO L158 Benchmark]: CACSL2BoogieTranslator took 207.36ms. Allocated memory is still 75.5MB. Free memory was 54.0MB in the beginning and 41.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 23:15:54,060 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.95ms. Allocated memory is still 75.5MB. Free memory was 41.2MB in the beginning and 39.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:15:54,061 INFO L158 Benchmark]: Boogie Preprocessor took 30.30ms. Allocated memory is still 75.5MB. Free memory was 39.7MB in the beginning and 37.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:15:54,061 INFO L158 Benchmark]: RCFGBuilder took 573.70ms. Allocated memory is still 75.5MB. Free memory was 37.9MB in the beginning and 53.5MB in the end (delta: -15.6MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2022-12-14 23:15:54,064 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 60.8MB. Free memory was 39.4MB in the beginning and 39.3MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 207.36ms. Allocated memory is still 75.5MB. Free memory was 54.0MB in the beginning and 41.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.95ms. Allocated memory is still 75.5MB. Free memory was 41.2MB in the beginning and 39.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.30ms. Allocated memory is still 75.5MB. Free memory was 39.7MB in the beginning and 37.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 573.70ms. Allocated memory is still 75.5MB. Free memory was 37.9MB in the beginning and 53.5MB in the end (delta: -15.6MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 23:15:54,079 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77be2e69-b193-4aa7-9b24-cf7067b51d43/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?