./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/test-semi1.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71e068a6-1193-4c92-a492-aa4a78e7105f/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71e068a6-1193-4c92-a492-aa4a78e7105f/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71e068a6-1193-4c92-a492-aa4a78e7105f/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71e068a6-1193-4c92-a492-aa4a78e7105f/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/test-semi1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71e068a6-1193-4c92-a492-aa4a78e7105f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71e068a6-1193-4c92-a492-aa4a78e7105f/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e1fb758430fdab5e598998cc874ea93afa2de5f622c2b42d836b77952562e01f --- 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-dbf71c6-m [2022-10-17 16:38:59,880 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:38:59,882 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:38:59,920 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:38:59,921 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:38:59,922 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:38:59,929 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:38:59,932 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:38:59,938 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:38:59,940 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:38:59,942 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:38:59,944 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:38:59,946 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:38:59,951 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:38:59,953 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:38:59,958 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:38:59,962 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:38:59,971 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:38:59,973 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:38:59,976 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:38:59,978 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:38:59,984 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:38:59,986 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:38:59,988 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:38:59,997 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:39:00,004 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:39:00,005 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:39:00,006 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:39:00,008 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:39:00,009 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:39:00,010 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:39:00,012 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:39:00,014 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:39:00,016 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:39:00,017 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:39:00,017 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:39:00,018 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:39:00,019 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:39:00,019 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:39:00,020 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:39:00,021 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:39:00,022 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71e068a6-1193-4c92-a492-aa4a78e7105f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:39:00,078 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:39:00,078 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:39:00,080 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:39:00,080 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:39:00,081 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:39:00,081 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:39:00,082 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:39:00,082 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:39:00,082 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:39:00,082 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:39:00,084 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:39:00,084 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:39:00,085 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:39:00,085 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:39:00,085 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:39:00,085 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:39:00,086 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:39:00,086 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:39:00,086 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:39:00,086 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:39:00,087 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:39:00,087 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:39:00,087 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:39:00,088 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:39:00,088 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:39:00,088 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:39:00,088 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:39:00,089 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:39:00,089 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_71e068a6-1193-4c92-a492-aa4a78e7105f/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71e068a6-1193-4c92-a492-aa4a78e7105f/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1fb758430fdab5e598998cc874ea93afa2de5f622c2b42d836b77952562e01f [2022-10-17 16:39:00,413 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:39:00,438 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:39:00,441 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:39:00,443 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:39:00,444 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:39:00,445 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71e068a6-1193-4c92-a492-aa4a78e7105f/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/weaver/test-semi1.wvr.c [2022-10-17 16:39:00,523 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71e068a6-1193-4c92-a492-aa4a78e7105f/bin/ukojak-92XMlrwhuB/data/078cd9c08/636482ab29ad4a9b88f405bf141b6f62/FLAG0b8f3ac52 [2022-10-17 16:39:01,059 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:39:01,061 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71e068a6-1193-4c92-a492-aa4a78e7105f/sv-benchmarks/c/weaver/test-semi1.wvr.c [2022-10-17 16:39:01,072 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71e068a6-1193-4c92-a492-aa4a78e7105f/bin/ukojak-92XMlrwhuB/data/078cd9c08/636482ab29ad4a9b88f405bf141b6f62/FLAG0b8f3ac52 [2022-10-17 16:39:01,389 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71e068a6-1193-4c92-a492-aa4a78e7105f/bin/ukojak-92XMlrwhuB/data/078cd9c08/636482ab29ad4a9b88f405bf141b6f62 [2022-10-17 16:39:01,392 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:39:01,394 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:39:01,396 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:39:01,396 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:39:01,400 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:39:01,401 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:39:01" (1/1) ... [2022-10-17 16:39:01,402 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72eaf656 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:01, skipping insertion in model container [2022-10-17 16:39:01,403 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:39:01" (1/1) ... [2022-10-17 16:39:01,411 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:39:01,429 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:39:01,656 WARN L230 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_71e068a6-1193-4c92-a492-aa4a78e7105f/sv-benchmarks/c/weaver/test-semi1.wvr.c[1979,1992] [2022-10-17 16:39:01,659 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:39:01,669 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:39:01,690 WARN L230 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_71e068a6-1193-4c92-a492-aa4a78e7105f/sv-benchmarks/c/weaver/test-semi1.wvr.c[1979,1992] [2022-10-17 16:39:01,691 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:39:01,707 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:39:01,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:01 WrapperNode [2022-10-17 16:39:01,707 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:39:01,709 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:39:01,709 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:39:01,709 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:39:01,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:01" (1/1) ... [2022-10-17 16:39:01,726 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:01" (1/1) ... [2022-10-17 16:39:01,747 INFO L138 Inliner]: procedures = 21, calls = 26, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 51 [2022-10-17 16:39:01,747 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:39:01,748 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:39:01,748 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:39:01,748 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:39:01,757 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:01" (1/1) ... [2022-10-17 16:39:01,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:01" (1/1) ... [2022-10-17 16:39:01,760 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:01" (1/1) ... [2022-10-17 16:39:01,760 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:01" (1/1) ... [2022-10-17 16:39:01,765 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:01" (1/1) ... [2022-10-17 16:39:01,767 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:01" (1/1) ... [2022-10-17 16:39:01,768 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:01" (1/1) ... [2022-10-17 16:39:01,769 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:01" (1/1) ... [2022-10-17 16:39:01,771 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:39:01,772 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:39:01,772 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:39:01,773 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:39:01,773 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:01" (1/1) ... [2022-10-17 16:39:01,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:39:01,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71e068a6-1193-4c92-a492-aa4a78e7105f/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:39:01,824 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71e068a6-1193-4c92-a492-aa4a78e7105f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:39:01,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71e068a6-1193-4c92-a492-aa4a78e7105f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:39:01,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:39:01,878 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-10-17 16:39:01,879 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-10-17 16:39:01,880 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-10-17 16:39:01,880 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-10-17 16:39:01,880 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:39:01,880 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:39:01,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:39:01,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:39:01,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:39:01,881 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:39:01,881 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:39:01,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:39:01,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:39:01,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:39:01,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:39:01,883 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:39:02,010 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:39:02,013 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:39:02,273 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:39:02,364 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:39:02,365 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:39:02,366 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L50 is neither atomic block end nor a sink node. [2022-10-17 16:39:02,389 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) [2022-10-17 16:39:02,394 INFO L158 Benchmark]: Toolchain (without parser) took 998.98ms. Allocated memory is still 96.5MB. Free memory was 58.7MB in the beginning and 53.7MB in the end (delta: 5.0MB). Peak memory consumption was 3.4MB. Max. memory is 16.1GB. [2022-10-17 16:39:02,395 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 96.5MB. Free memory is still 75.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:39:02,396 INFO L158 Benchmark]: CACSL2BoogieTranslator took 311.97ms. Allocated memory is still 96.5MB. Free memory was 58.6MB in the beginning and 70.4MB in the end (delta: -11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 16:39:02,398 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.75ms. Allocated memory is still 96.5MB. Free memory was 70.4MB in the beginning and 69.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:39:02,399 INFO L158 Benchmark]: Boogie Preprocessor took 23.62ms. Allocated memory is still 96.5MB. Free memory was 69.1MB in the beginning and 67.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:39:02,400 INFO L158 Benchmark]: RCFGBuilder took 619.66ms. Allocated memory is still 96.5MB. Free memory was 67.7MB in the beginning and 53.7MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-10-17 16:39:02,413 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 96.5MB. Free memory is still 75.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 311.97ms. Allocated memory is still 96.5MB. Free memory was 58.6MB in the beginning and 70.4MB in the end (delta: -11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.75ms. Allocated memory is still 96.5MB. Free memory was 70.4MB in the beginning and 69.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.62ms. Allocated memory is still 96.5MB. Free memory was 69.1MB in the beginning and 67.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 619.66ms. Allocated memory is still 96.5MB. Free memory was 67.7MB in the beginning and 53.7MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. 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. [2022-10-17 16:39:02,469 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71e068a6-1193-4c92-a492-aa4a78e7105f/bin/ukojak-92XMlrwhuB/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71e068a6-1193-4c92-a492-aa4a78e7105f/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71e068a6-1193-4c92-a492-aa4a78e7105f/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71e068a6-1193-4c92-a492-aa4a78e7105f/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71e068a6-1193-4c92-a492-aa4a78e7105f/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/test-semi1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71e068a6-1193-4c92-a492-aa4a78e7105f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71e068a6-1193-4c92-a492-aa4a78e7105f/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e1fb758430fdab5e598998cc874ea93afa2de5f622c2b42d836b77952562e01f --- 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-dbf71c6-m [2022-10-17 16:39:05,203 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:39:05,205 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:39:05,272 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:39:05,275 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:39:05,280 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:39:05,283 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:39:05,289 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:39:05,296 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:39:05,300 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:39:05,305 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:39:05,307 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:39:05,308 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:39:05,312 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:39:05,314 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:39:05,318 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:39:05,320 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:39:05,326 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:39:05,329 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:39:05,334 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:39:05,340 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:39:05,342 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:39:05,346 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:39:05,348 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:39:05,363 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:39:05,364 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:39:05,364 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:39:05,367 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:39:05,367 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:39:05,369 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:39:05,369 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:39:05,371 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:39:05,373 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:39:05,374 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:39:05,376 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:39:05,376 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:39:05,377 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:39:05,378 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:39:05,378 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:39:05,380 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:39:05,381 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:39:05,383 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71e068a6-1193-4c92-a492-aa4a78e7105f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:39:05,433 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:39:05,433 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:39:05,435 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:39:05,435 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:39:05,437 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:39:05,437 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:39:05,438 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:39:05,438 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:39:05,438 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:39:05,438 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:39:05,440 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:39:05,440 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:39:05,440 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:39:05,441 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:39:05,441 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:39:05,441 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:39:05,441 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:39:05,441 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:39:05,442 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:39:05,442 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:39:05,442 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:39:05,443 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:39:05,443 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:39:05,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:39:05,443 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:39:05,444 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:39:05,444 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:39:05,444 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:39:05,444 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:39:05,445 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:39:05,445 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:39:05,445 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:39:05,446 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_71e068a6-1193-4c92-a492-aa4a78e7105f/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71e068a6-1193-4c92-a492-aa4a78e7105f/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1fb758430fdab5e598998cc874ea93afa2de5f622c2b42d836b77952562e01f [2022-10-17 16:39:05,846 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:39:05,884 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:39:05,888 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:39:05,889 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:39:05,890 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:39:05,892 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71e068a6-1193-4c92-a492-aa4a78e7105f/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/weaver/test-semi1.wvr.c [2022-10-17 16:39:05,981 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71e068a6-1193-4c92-a492-aa4a78e7105f/bin/ukojak-92XMlrwhuB/data/39421fe91/a603a4baec2c43b4ab30008b6a553cdd/FLAG7a1e807df [2022-10-17 16:39:06,677 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:39:06,680 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71e068a6-1193-4c92-a492-aa4a78e7105f/sv-benchmarks/c/weaver/test-semi1.wvr.c [2022-10-17 16:39:06,690 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71e068a6-1193-4c92-a492-aa4a78e7105f/bin/ukojak-92XMlrwhuB/data/39421fe91/a603a4baec2c43b4ab30008b6a553cdd/FLAG7a1e807df [2022-10-17 16:39:07,015 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71e068a6-1193-4c92-a492-aa4a78e7105f/bin/ukojak-92XMlrwhuB/data/39421fe91/a603a4baec2c43b4ab30008b6a553cdd [2022-10-17 16:39:07,018 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:39:07,019 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:39:07,021 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:39:07,022 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:39:07,030 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:39:07,031 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:39:07" (1/1) ... [2022-10-17 16:39:07,032 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73b602c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:07, skipping insertion in model container [2022-10-17 16:39:07,032 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:39:07" (1/1) ... [2022-10-17 16:39:07,041 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:39:07,059 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:39:07,230 WARN L230 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_71e068a6-1193-4c92-a492-aa4a78e7105f/sv-benchmarks/c/weaver/test-semi1.wvr.c[1979,1992] [2022-10-17 16:39:07,238 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:39:07,265 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:39:07,352 WARN L230 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_71e068a6-1193-4c92-a492-aa4a78e7105f/sv-benchmarks/c/weaver/test-semi1.wvr.c[1979,1992] [2022-10-17 16:39:07,355 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:39:07,383 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:39:07,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:07 WrapperNode [2022-10-17 16:39:07,384 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:39:07,386 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:39:07,387 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:39:07,387 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:39:07,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:07" (1/1) ... [2022-10-17 16:39:07,411 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:07" (1/1) ... [2022-10-17 16:39:07,440 INFO L138 Inliner]: procedures = 23, calls = 26, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 49 [2022-10-17 16:39:07,441 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:39:07,442 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:39:07,443 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:39:07,443 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:39:07,454 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:07" (1/1) ... [2022-10-17 16:39:07,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:07" (1/1) ... [2022-10-17 16:39:07,472 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:07" (1/1) ... [2022-10-17 16:39:07,473 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:07" (1/1) ... [2022-10-17 16:39:07,480 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:07" (1/1) ... [2022-10-17 16:39:07,485 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:07" (1/1) ... [2022-10-17 16:39:07,499 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:07" (1/1) ... [2022-10-17 16:39:07,500 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:07" (1/1) ... [2022-10-17 16:39:07,504 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:39:07,505 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:39:07,505 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:39:07,505 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:39:07,506 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:07" (1/1) ... [2022-10-17 16:39:07,518 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:39:07,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71e068a6-1193-4c92-a492-aa4a78e7105f/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:39:07,556 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71e068a6-1193-4c92-a492-aa4a78e7105f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:39:07,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71e068a6-1193-4c92-a492-aa4a78e7105f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:39:07,621 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:39:07,621 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-10-17 16:39:07,622 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-10-17 16:39:07,622 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-10-17 16:39:07,622 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-10-17 16:39:07,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:39:07,622 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:39:07,623 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:39:07,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:39:07,624 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:39:07,624 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:39:07,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 16:39:07,625 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:39:07,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:39:07,625 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:39:07,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:39:07,628 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:39:07,800 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:39:07,804 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:39:08,047 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:39:08,181 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:39:08,194 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:39:08,195 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L50 is neither atomic block end nor a sink node. [2022-10-17 16:39:08,196 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) [2022-10-17 16:39:08,202 INFO L158 Benchmark]: Toolchain (without parser) took 1181.00ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 30.1MB in the beginning and 48.4MB in the end (delta: -18.2MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2022-10-17 16:39:08,203 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 54.5MB. Free memory was 34.6MB in the beginning and 34.5MB in the end (delta: 38.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:39:08,220 INFO L158 Benchmark]: CACSL2BoogieTranslator took 363.65ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 29.9MB in the beginning and 49.3MB in the end (delta: -19.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 16:39:08,223 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.66ms. Allocated memory is still 67.1MB. Free memory was 49.1MB in the beginning and 47.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:39:08,224 INFO L158 Benchmark]: Boogie Preprocessor took 61.35ms. Allocated memory is still 67.1MB. Free memory was 47.7MB in the beginning and 46.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:39:08,226 INFO L158 Benchmark]: RCFGBuilder took 694.77ms. Allocated memory is still 67.1MB. Free memory was 46.4MB in the beginning and 48.4MB in the end (delta: -2.0MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2022-10-17 16:39:08,231 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 54.5MB. Free memory was 34.6MB in the beginning and 34.5MB in the end (delta: 38.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 363.65ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 29.9MB in the beginning and 49.3MB in the end (delta: -19.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.66ms. Allocated memory is still 67.1MB. Free memory was 49.1MB in the beginning and 47.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 61.35ms. Allocated memory is still 67.1MB. Free memory was 47.7MB in the beginning and 46.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 694.77ms. Allocated memory is still 67.1MB. Free memory was 46.4MB in the beginning and 48.4MB in the end (delta: -2.0MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:39:08,297 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71e068a6-1193-4c92-a492-aa4a78e7105f/bin/ukojak-92XMlrwhuB/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?