./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa54432-d351-4cf5-915e-f2f541b76c4c/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa54432-d351-4cf5-915e-f2f541b76c4c/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa54432-d351-4cf5-915e-f2f541b76c4c/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa54432-d351-4cf5-915e-f2f541b76c4c/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa54432-d351-4cf5-915e-f2f541b76c4c/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa54432-d351-4cf5-915e-f2f541b76c4c/bin/ukojak-pZX7IvK2PQ --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 00b544e07f34285bd260f481b4b1205a15ed1c83d300c57496244de51f7f3936 --- 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-6b4ec56 [2022-11-20 18:18:38,697 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:18:38,705 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:18:38,735 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:18:38,736 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:18:38,740 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:18:38,742 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:18:38,746 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:18:38,749 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:18:38,752 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:18:38,753 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:18:38,755 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:18:38,755 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:18:38,756 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:18:38,757 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:18:38,758 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:18:38,759 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:18:38,760 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:18:38,762 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:18:38,764 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:18:38,766 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:18:38,767 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:18:38,769 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:18:38,770 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:18:38,773 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:18:38,774 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:18:38,774 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:18:38,775 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:18:38,776 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:18:38,777 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:18:38,777 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:18:38,778 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:18:38,779 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:18:38,780 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:18:38,781 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:18:38,782 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:18:38,782 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:18:38,783 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:18:38,783 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:18:38,784 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:18:38,785 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:18:38,786 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa54432-d351-4cf5-915e-f2f541b76c4c/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 18:18:38,809 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:18:38,809 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:18:38,810 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:18:38,811 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:18:38,811 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:18:38,812 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:18:38,812 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:18:38,812 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:18:38,813 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:18:38,813 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:18:38,813 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:18:38,814 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:18:38,815 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:18:38,815 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:18:38,815 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:18:38,815 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:18:38,816 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:18:38,816 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:18:38,816 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:18:38,816 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:18:38,817 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:18:38,817 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:18:38,817 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:18:38,817 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:18:38,818 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:18:38,818 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:18:38,818 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:18:38,818 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:18:38,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:18:38,819 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:18:38,819 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_7fa54432-d351-4cf5-915e-f2f541b76c4c/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa54432-d351-4cf5-915e-f2f541b76c4c/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 00b544e07f34285bd260f481b4b1205a15ed1c83d300c57496244de51f7f3936 [2022-11-20 18:18:39,085 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:18:39,121 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:18:39,124 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:18:39,127 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:18:39,128 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:18:39,129 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa54432-d351-4cf5-915e-f2f541b76c4c/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c [2022-11-20 18:18:42,096 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:18:42,350 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:18:42,351 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa54432-d351-4cf5-915e-f2f541b76c4c/sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c [2022-11-20 18:18:42,358 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa54432-d351-4cf5-915e-f2f541b76c4c/bin/ukojak-pZX7IvK2PQ/data/09fbe9cd7/5dcc0f9bdaaf4f3b9875d8db3cd6c0bf/FLAGa1c8e4601 [2022-11-20 18:18:42,374 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa54432-d351-4cf5-915e-f2f541b76c4c/bin/ukojak-pZX7IvK2PQ/data/09fbe9cd7/5dcc0f9bdaaf4f3b9875d8db3cd6c0bf [2022-11-20 18:18:42,381 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:18:42,384 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:18:42,386 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:18:42,386 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:18:42,390 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:18:42,390 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:18:42" (1/1) ... [2022-11-20 18:18:42,393 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33d035ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:42, skipping insertion in model container [2022-11-20 18:18:42,393 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:18:42" (1/1) ... [2022-11-20 18:18:42,400 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:18:42,431 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:18:42,679 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_7fa54432-d351-4cf5-915e-f2f541b76c4c/sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c[2681,2694] [2022-11-20 18:18:42,688 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:18:42,697 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:18:42,744 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_7fa54432-d351-4cf5-915e-f2f541b76c4c/sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c[2681,2694] [2022-11-20 18:18:42,748 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:18:42,767 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:18:42,768 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:42 WrapperNode [2022-11-20 18:18:42,770 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:18:42,771 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:18:42,771 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:18:42,772 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:18:42,779 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:42" (1/1) ... [2022-11-20 18:18:42,799 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:42" (1/1) ... [2022-11-20 18:18:42,830 INFO L138 Inliner]: procedures = 24, calls = 45, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 62 [2022-11-20 18:18:42,830 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:18:42,831 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:18:42,831 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:18:42,831 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:18:42,841 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:42" (1/1) ... [2022-11-20 18:18:42,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:42" (1/1) ... [2022-11-20 18:18:42,859 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:42" (1/1) ... [2022-11-20 18:18:42,859 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:42" (1/1) ... [2022-11-20 18:18:42,871 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:42" (1/1) ... [2022-11-20 18:18:42,878 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:42" (1/1) ... [2022-11-20 18:18:42,889 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:42" (1/1) ... [2022-11-20 18:18:42,890 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:42" (1/1) ... [2022-11-20 18:18:42,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:18:42,893 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:18:42,894 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:18:42,894 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:18:42,895 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:42" (1/1) ... [2022-11-20 18:18:42,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:18:42,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa54432-d351-4cf5-915e-f2f541b76c4c/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:18:42,940 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa54432-d351-4cf5-915e-f2f541b76c4c/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:18:42,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa54432-d351-4cf5-915e-f2f541b76c4c/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:18:42,994 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:18:42,995 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 18:18:42,995 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 18:18:42,996 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 18:18:42,996 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 18:18:42,996 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 18:18:42,996 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 18:18:42,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 18:18:42,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:18:42,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 18:18:42,997 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-11-20 18:18:42,997 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-11-20 18:18:42,997 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 18:18:42,998 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 18:18:42,998 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 18:18:42,998 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:18:42,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:18:42,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 18:18:42,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:18:43,001 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 18:18:43,120 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:18:43,122 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:18:43,408 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:18:43,664 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:18:43,665 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-20 18:18:43,666 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L49 is neither atomic block end nor a sink node. [2022-11-20 18:18:43,666 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) [2022-11-20 18:18:43,678 INFO L158 Benchmark]: Toolchain (without parser) took 1286.62ms. Allocated memory is still 159.4MB. Free memory was 127.1MB in the beginning and 80.2MB in the end (delta: 46.9MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2022-11-20 18:18:43,679 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 159.4MB. Free memory is still 105.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:18:43,679 INFO L158 Benchmark]: CACSL2BoogieTranslator took 384.13ms. Allocated memory is still 159.4MB. Free memory was 127.1MB in the beginning and 115.2MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 18:18:43,680 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.29ms. Allocated memory is still 159.4MB. Free memory was 115.2MB in the beginning and 113.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:18:43,680 INFO L158 Benchmark]: Boogie Preprocessor took 61.83ms. Allocated memory is still 159.4MB. Free memory was 113.7MB in the beginning and 112.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:18:43,681 INFO L158 Benchmark]: RCFGBuilder took 776.13ms. Allocated memory is still 159.4MB. Free memory was 112.2MB in the beginning and 80.2MB in the end (delta: 32.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2022-11-20 18:18:43,683 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 159.4MB. Free memory is still 105.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 384.13ms. Allocated memory is still 159.4MB. Free memory was 127.1MB in the beginning and 115.2MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.29ms. Allocated memory is still 159.4MB. Free memory was 115.2MB in the beginning and 113.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.83ms. Allocated memory is still 159.4MB. Free memory was 113.7MB in the beginning and 112.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 776.13ms. Allocated memory is still 159.4MB. Free memory was 112.2MB in the beginning and 80.2MB in the end (delta: 32.1MB). Peak memory consumption was 33.6MB. 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. [2022-11-20 18:18:43,719 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa54432-d351-4cf5-915e-f2f541b76c4c/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa54432-d351-4cf5-915e-f2f541b76c4c/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa54432-d351-4cf5-915e-f2f541b76c4c/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa54432-d351-4cf5-915e-f2f541b76c4c/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa54432-d351-4cf5-915e-f2f541b76c4c/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa54432-d351-4cf5-915e-f2f541b76c4c/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa54432-d351-4cf5-915e-f2f541b76c4c/bin/ukojak-pZX7IvK2PQ --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 00b544e07f34285bd260f481b4b1205a15ed1c83d300c57496244de51f7f3936 --- 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-6b4ec56 [2022-11-20 18:18:46,187 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:18:46,190 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:18:46,232 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:18:46,233 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:18:46,237 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:18:46,238 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:18:46,242 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:18:46,244 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:18:46,249 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:18:46,251 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:18:46,252 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:18:46,254 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:18:46,256 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:18:46,257 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:18:46,263 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:18:46,268 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:18:46,269 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:18:46,271 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:18:46,273 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:18:46,279 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:18:46,280 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:18:46,281 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:18:46,282 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:18:46,285 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:18:46,285 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:18:46,286 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:18:46,287 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:18:46,287 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:18:46,288 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:18:46,288 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:18:46,289 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:18:46,290 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:18:46,291 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:18:46,292 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:18:46,311 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:18:46,312 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:18:46,313 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:18:46,313 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:18:46,314 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:18:46,315 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:18:46,320 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa54432-d351-4cf5-915e-f2f541b76c4c/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 18:18:46,355 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:18:46,355 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:18:46,357 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:18:46,358 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:18:46,358 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:18:46,359 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:18:46,359 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:18:46,359 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:18:46,359 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:18:46,360 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:18:46,361 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:18:46,361 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:18:46,361 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:18:46,361 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:18:46,361 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 18:18:46,362 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 18:18:46,362 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:18:46,362 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 18:18:46,362 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:18:46,362 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:18:46,363 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:18:46,363 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:18:46,363 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:18:46,363 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:18:46,364 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:18:46,364 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:18:46,364 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:18:46,364 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:18:46,364 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:18:46,365 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 18:18:46,365 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 18:18:46,365 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:18:46,365 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 18:18:46,366 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 18:18:46,366 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_7fa54432-d351-4cf5-915e-f2f541b76c4c/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa54432-d351-4cf5-915e-f2f541b76c4c/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 00b544e07f34285bd260f481b4b1205a15ed1c83d300c57496244de51f7f3936 [2022-11-20 18:18:46,745 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:18:46,765 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:18:46,767 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:18:46,769 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:18:46,769 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:18:46,771 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa54432-d351-4cf5-915e-f2f541b76c4c/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c [2022-11-20 18:18:49,809 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:18:50,094 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:18:50,095 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa54432-d351-4cf5-915e-f2f541b76c4c/sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c [2022-11-20 18:18:50,103 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa54432-d351-4cf5-915e-f2f541b76c4c/bin/ukojak-pZX7IvK2PQ/data/888686799/26a5ea78454847158d253c23d42f9611/FLAGdd3cef1ab [2022-11-20 18:18:50,117 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa54432-d351-4cf5-915e-f2f541b76c4c/bin/ukojak-pZX7IvK2PQ/data/888686799/26a5ea78454847158d253c23d42f9611 [2022-11-20 18:18:50,121 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:18:50,122 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:18:50,125 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:18:50,127 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:18:50,130 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:18:50,131 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:18:50" (1/1) ... [2022-11-20 18:18:50,135 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56468337 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:50, skipping insertion in model container [2022-11-20 18:18:50,136 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:18:50" (1/1) ... [2022-11-20 18:18:50,143 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:18:50,160 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:18:50,373 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_7fa54432-d351-4cf5-915e-f2f541b76c4c/sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c[2681,2694] [2022-11-20 18:18:50,387 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:18:50,417 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-20 18:18:50,434 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:18:50,461 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_7fa54432-d351-4cf5-915e-f2f541b76c4c/sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c[2681,2694] [2022-11-20 18:18:50,478 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:18:50,493 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:18:50,544 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_7fa54432-d351-4cf5-915e-f2f541b76c4c/sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c[2681,2694] [2022-11-20 18:18:50,547 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:18:50,572 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:18:50,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:50 WrapperNode [2022-11-20 18:18:50,573 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:18:50,575 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:18:50,575 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:18:50,575 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:18:50,584 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:50" (1/1) ... [2022-11-20 18:18:50,609 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:50" (1/1) ... [2022-11-20 18:18:50,635 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 59 [2022-11-20 18:18:50,636 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:18:50,636 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:18:50,637 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:18:50,637 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:18:50,647 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:50" (1/1) ... [2022-11-20 18:18:50,648 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:50" (1/1) ... [2022-11-20 18:18:50,666 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:50" (1/1) ... [2022-11-20 18:18:50,667 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:50" (1/1) ... [2022-11-20 18:18:50,677 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:50" (1/1) ... [2022-11-20 18:18:50,693 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:50" (1/1) ... [2022-11-20 18:18:50,698 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:50" (1/1) ... [2022-11-20 18:18:50,700 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:50" (1/1) ... [2022-11-20 18:18:50,712 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:18:50,713 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:18:50,713 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:18:50,713 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:18:50,714 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:50" (1/1) ... [2022-11-20 18:18:50,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:18:50,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa54432-d351-4cf5-915e-f2f541b76c4c/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:18:50,749 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa54432-d351-4cf5-915e-f2f541b76c4c/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:18:50,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa54432-d351-4cf5-915e-f2f541b76c4c/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:18:50,834 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:18:50,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 18:18:50,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:18:50,840 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-11-20 18:18:50,840 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-11-20 18:18:50,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 18:18:50,840 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 18:18:50,840 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 18:18:50,841 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 18:18:50,841 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 18:18:50,841 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 18:18:50,841 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 18:18:50,861 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 18:18:50,861 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 18:18:50,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 18:18:50,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:18:50,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:18:50,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:18:50,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 18:18:50,864 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 18:18:51,000 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:18:51,002 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:18:51,431 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:18:51,755 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:18:51,756 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-20 18:18:51,756 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L49 is neither atomic block end nor a sink node. [2022-11-20 18:18:51,757 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) [2022-11-20 18:18:51,761 INFO L158 Benchmark]: Toolchain (without parser) took 1638.17ms. Allocated memory is still 83.9MB. Free memory was 62.7MB in the beginning and 49.9MB in the end (delta: 12.7MB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. [2022-11-20 18:18:51,762 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 60.8MB. Free memory is still 39.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:18:51,762 INFO L158 Benchmark]: CACSL2BoogieTranslator took 447.96ms. Allocated memory is still 83.9MB. Free memory was 62.4MB in the beginning and 49.0MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 18:18:51,763 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.10ms. Allocated memory is still 83.9MB. Free memory was 48.7MB in the beginning and 47.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:18:51,763 INFO L158 Benchmark]: Boogie Preprocessor took 75.80ms. Allocated memory is still 83.9MB. Free memory was 47.3MB in the beginning and 45.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:18:51,764 INFO L158 Benchmark]: RCFGBuilder took 1046.80ms. Allocated memory is still 83.9MB. Free memory was 45.4MB in the beginning and 49.9MB in the end (delta: -4.5MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. [2022-11-20 18:18:51,766 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 60.8MB. Free memory is still 39.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 447.96ms. Allocated memory is still 83.9MB. Free memory was 62.4MB in the beginning and 49.0MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.10ms. Allocated memory is still 83.9MB. Free memory was 48.7MB in the beginning and 47.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.80ms. Allocated memory is still 83.9MB. Free memory was 47.3MB in the beginning and 45.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1046.80ms. Allocated memory is still 83.9MB. Free memory was 45.4MB in the beginning and 49.9MB in the end (delta: -4.5MB). Peak memory consumption was 17.7MB. 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. [2022-11-20 18:18:51,787 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa54432-d351-4cf5-915e-f2f541b76c4c/bin/ukojak-pZX7IvK2PQ/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?