./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/bench-exp2x3.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3386cf6-4dd5-46c5-9161-21a9bb89ec08/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3386cf6-4dd5-46c5-9161-21a9bb89ec08/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3386cf6-4dd5-46c5-9161-21a9bb89ec08/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3386cf6-4dd5-46c5-9161-21a9bb89ec08/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/bench-exp2x3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3386cf6-4dd5-46c5-9161-21a9bb89ec08/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3386cf6-4dd5-46c5-9161-21a9bb89ec08/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ebb6bba6491ab996b2a2d1f88baf86906cd5ba5ce7e0ad4dc20017ded9089a97 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 22:09:15,872 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:09:15,874 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:09:15,908 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:09:15,910 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:09:15,914 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:09:15,919 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:09:15,922 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:09:15,925 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:09:15,930 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:09:15,932 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:09:15,934 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:09:15,935 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:09:15,937 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:09:15,939 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:09:15,942 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:09:15,945 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:09:15,946 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:09:15,948 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:09:15,953 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:09:15,955 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:09:15,958 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:09:15,959 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:09:15,961 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:09:15,970 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:09:15,973 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:09:15,973 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:09:15,974 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:09:15,976 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:09:15,977 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:09:15,977 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:09:15,978 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:09:15,980 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:09:15,982 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:09:15,985 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:09:15,985 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:09:15,986 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:09:15,986 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:09:15,987 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:09:15,987 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:09:15,989 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:09:15,990 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3386cf6-4dd5-46c5-9161-21a9bb89ec08/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 22:09:16,028 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:09:16,029 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:09:16,030 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:09:16,031 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:09:16,031 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:09:16,032 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:09:16,032 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:09:16,032 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:09:16,033 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:09:16,033 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:09:16,034 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:09:16,035 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:09:16,035 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:09:16,035 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:09:16,036 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:09:16,036 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:09:16,036 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:09:16,036 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:09:16,037 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:09:16,037 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:09:16,037 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:09:16,037 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:09:16,038 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:09:16,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:09:16,038 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:09:16,039 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:09:16,039 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:09:16,039 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:09:16,039 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:09:16,040 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:09:16,040 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_a3386cf6-4dd5-46c5-9161-21a9bb89ec08/bin/ukojak-jW3SillKbg/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3386cf6-4dd5-46c5-9161-21a9bb89ec08/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ebb6bba6491ab996b2a2d1f88baf86906cd5ba5ce7e0ad4dc20017ded9089a97 [2022-11-21 22:09:16,412 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:09:16,451 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:09:16,454 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:09:16,456 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:09:16,456 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:09:16,458 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3386cf6-4dd5-46c5-9161-21a9bb89ec08/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/weaver/bench-exp2x3.wvr.c [2022-11-21 22:09:19,543 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:09:19,761 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:09:19,761 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3386cf6-4dd5-46c5-9161-21a9bb89ec08/sv-benchmarks/c/weaver/bench-exp2x3.wvr.c [2022-11-21 22:09:19,776 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3386cf6-4dd5-46c5-9161-21a9bb89ec08/bin/ukojak-jW3SillKbg/data/d4fb97cd5/e2ff3474e9e14761b6cd17125fd1583a/FLAGc927ab274 [2022-11-21 22:09:19,790 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3386cf6-4dd5-46c5-9161-21a9bb89ec08/bin/ukojak-jW3SillKbg/data/d4fb97cd5/e2ff3474e9e14761b6cd17125fd1583a [2022-11-21 22:09:19,793 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:09:19,795 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:09:19,796 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:09:19,797 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:09:19,800 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:09:19,801 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:09:19" (1/1) ... [2022-11-21 22:09:19,802 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ba2f741 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:19, skipping insertion in model container [2022-11-21 22:09:19,802 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:09:19" (1/1) ... [2022-11-21 22:09:19,811 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:09:19,830 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:09:20,046 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_a3386cf6-4dd5-46c5-9161-21a9bb89ec08/sv-benchmarks/c/weaver/bench-exp2x3.wvr.c[2237,2250] [2022-11-21 22:09:20,052 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:09:20,070 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:09:20,106 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_a3386cf6-4dd5-46c5-9161-21a9bb89ec08/sv-benchmarks/c/weaver/bench-exp2x3.wvr.c[2237,2250] [2022-11-21 22:09:20,107 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:09:20,122 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:09:20,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:20 WrapperNode [2022-11-21 22:09:20,123 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:09:20,124 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:09:20,124 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:09:20,124 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:09:20,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:20" (1/1) ... [2022-11-21 22:09:20,154 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:20" (1/1) ... [2022-11-21 22:09:20,171 INFO L138 Inliner]: procedures = 20, calls = 32, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 85 [2022-11-21 22:09:20,172 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:09:20,172 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:09:20,173 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:09:20,173 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:09:20,183 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:20" (1/1) ... [2022-11-21 22:09:20,183 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:20" (1/1) ... [2022-11-21 22:09:20,186 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:20" (1/1) ... [2022-11-21 22:09:20,187 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:20" (1/1) ... [2022-11-21 22:09:20,192 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:20" (1/1) ... [2022-11-21 22:09:20,197 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:20" (1/1) ... [2022-11-21 22:09:20,199 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:20" (1/1) ... [2022-11-21 22:09:20,200 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:20" (1/1) ... [2022-11-21 22:09:20,202 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:09:20,203 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:09:20,204 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:09:20,204 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:09:20,205 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:20" (1/1) ... [2022-11-21 22:09:20,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:09:20,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3386cf6-4dd5-46c5-9161-21a9bb89ec08/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:09:20,245 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3386cf6-4dd5-46c5-9161-21a9bb89ec08/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:09:20,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3386cf6-4dd5-46c5-9161-21a9bb89ec08/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:09:20,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:09:20,292 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-21 22:09:20,292 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-21 22:09:20,292 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-21 22:09:20,292 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-21 22:09:20,292 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-21 22:09:20,293 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-21 22:09:20,293 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-11-21 22:09:20,293 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-11-21 22:09:20,293 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 22:09:20,293 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 22:09:20,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:09:20,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:09:20,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 22:09:20,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:09:20,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:09:20,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 22:09:20,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:09:20,297 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 22:09:20,409 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:09:20,411 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:09:20,626 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:09:20,661 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:09:20,664 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-21 22:09:20,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:09:20 BoogieIcfgContainer [2022-11-21 22:09:20,668 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:09:20,669 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:09:20,670 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:09:20,681 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:09:20,682 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:09:20" (1/1) ... [2022-11-21 22:09:20,683 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-21 22:09:20,692 INFO L158 Benchmark]: Toolchain (without parser) took 895.77ms. Allocated memory is still 157.3MB. Free memory was 128.9MB in the beginning and 98.8MB in the end (delta: 30.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-21 22:09:20,692 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 127.9MB. Free memory is still 95.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:09:20,694 INFO L158 Benchmark]: CACSL2BoogieTranslator took 326.96ms. Allocated memory is still 157.3MB. Free memory was 128.2MB in the beginning and 117.7MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 22:09:20,695 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.97ms. Allocated memory is still 157.3MB. Free memory was 117.1MB in the beginning and 115.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:09:20,696 INFO L158 Benchmark]: Boogie Preprocessor took 30.11ms. Allocated memory is still 157.3MB. Free memory was 115.6MB in the beginning and 114.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:09:20,697 INFO L158 Benchmark]: RCFGBuilder took 465.31ms. Allocated memory is still 157.3MB. Free memory was 114.2MB in the beginning and 99.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 22:09:20,698 INFO L158 Benchmark]: CodeCheck took 20.24ms. Allocated memory is still 157.3MB. Free memory was 99.5MB in the beginning and 98.8MB in the end (delta: 682.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:09:20,706 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 127.9MB. Free memory is still 95.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 326.96ms. Allocated memory is still 157.3MB. Free memory was 128.2MB in the beginning and 117.7MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.97ms. Allocated memory is still 157.3MB. Free memory was 117.1MB in the beginning and 115.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.11ms. Allocated memory is still 157.3MB. Free memory was 115.6MB in the beginning and 114.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 465.31ms. Allocated memory is still 157.3MB. Free memory was 114.2MB in the beginning and 99.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 20.24ms. Allocated memory is still 157.3MB. Free memory was 99.5MB in the beginning and 98.8MB in the end (delta: 682.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 22:09:20,744 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3386cf6-4dd5-46c5-9161-21a9bb89ec08/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3386cf6-4dd5-46c5-9161-21a9bb89ec08/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3386cf6-4dd5-46c5-9161-21a9bb89ec08/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3386cf6-4dd5-46c5-9161-21a9bb89ec08/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3386cf6-4dd5-46c5-9161-21a9bb89ec08/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/bench-exp2x3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3386cf6-4dd5-46c5-9161-21a9bb89ec08/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3386cf6-4dd5-46c5-9161-21a9bb89ec08/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ebb6bba6491ab996b2a2d1f88baf86906cd5ba5ce7e0ad4dc20017ded9089a97 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 22:09:23,309 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:09:23,311 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:09:23,353 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:09:23,354 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:09:23,358 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:09:23,360 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:09:23,368 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:09:23,370 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:09:23,376 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:09:23,377 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:09:23,380 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:09:23,381 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:09:23,383 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:09:23,385 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:09:23,392 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:09:23,392 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:09:23,393 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:09:23,395 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:09:23,397 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:09:23,398 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:09:23,402 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:09:23,403 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:09:23,404 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:09:23,418 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:09:23,418 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:09:23,419 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:09:23,420 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:09:23,420 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:09:23,421 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:09:23,422 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:09:23,423 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:09:23,423 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:09:23,424 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:09:23,432 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:09:23,434 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:09:23,435 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:09:23,435 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:09:23,435 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:09:23,436 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:09:23,437 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:09:23,438 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3386cf6-4dd5-46c5-9161-21a9bb89ec08/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-21 22:09:23,483 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:09:23,484 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:09:23,486 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:09:23,486 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:09:23,487 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:09:23,487 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:09:23,487 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:09:23,488 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:09:23,488 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:09:23,488 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:09:23,489 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:09:23,489 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:09:23,490 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:09:23,490 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:09:23,490 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 22:09:23,490 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 22:09:23,490 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:09:23,491 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 22:09:23,491 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:09:23,491 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:09:23,491 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:09:23,491 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:09:23,492 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:09:23,492 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:09:23,492 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:09:23,492 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:09:23,493 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:09:23,493 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:09:23,493 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:09:23,493 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 22:09:23,493 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 22:09:23,494 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:09:23,494 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 22:09:23,494 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 22:09:23,494 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_a3386cf6-4dd5-46c5-9161-21a9bb89ec08/bin/ukojak-jW3SillKbg/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3386cf6-4dd5-46c5-9161-21a9bb89ec08/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ebb6bba6491ab996b2a2d1f88baf86906cd5ba5ce7e0ad4dc20017ded9089a97 [2022-11-21 22:09:23,896 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:09:23,919 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:09:23,925 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:09:23,926 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:09:23,926 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:09:23,928 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3386cf6-4dd5-46c5-9161-21a9bb89ec08/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/weaver/bench-exp2x3.wvr.c [2022-11-21 22:09:27,037 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:09:27,267 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:09:27,267 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3386cf6-4dd5-46c5-9161-21a9bb89ec08/sv-benchmarks/c/weaver/bench-exp2x3.wvr.c [2022-11-21 22:09:27,278 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3386cf6-4dd5-46c5-9161-21a9bb89ec08/bin/ukojak-jW3SillKbg/data/857915c57/3b5f44b10b5f4d699643560c5a3c858b/FLAGdc53ddd1f [2022-11-21 22:09:27,302 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3386cf6-4dd5-46c5-9161-21a9bb89ec08/bin/ukojak-jW3SillKbg/data/857915c57/3b5f44b10b5f4d699643560c5a3c858b [2022-11-21 22:09:27,306 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:09:27,307 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:09:27,309 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:09:27,309 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:09:27,313 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:09:27,313 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:09:27" (1/1) ... [2022-11-21 22:09:27,315 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d8d492 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:27, skipping insertion in model container [2022-11-21 22:09:27,315 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:09:27" (1/1) ... [2022-11-21 22:09:27,322 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:09:27,339 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:09:27,551 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_a3386cf6-4dd5-46c5-9161-21a9bb89ec08/sv-benchmarks/c/weaver/bench-exp2x3.wvr.c[2237,2250] [2022-11-21 22:09:27,554 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:09:27,571 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:09:27,624 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_a3386cf6-4dd5-46c5-9161-21a9bb89ec08/sv-benchmarks/c/weaver/bench-exp2x3.wvr.c[2237,2250] [2022-11-21 22:09:27,626 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:09:27,671 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:09:27,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:27 WrapperNode [2022-11-21 22:09:27,672 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:09:27,673 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:09:27,673 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:09:27,674 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:09:27,681 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:27" (1/1) ... [2022-11-21 22:09:27,707 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:27" (1/1) ... [2022-11-21 22:09:27,737 INFO L138 Inliner]: procedures = 22, calls = 32, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 85 [2022-11-21 22:09:27,738 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:09:27,739 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:09:27,740 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:09:27,740 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:09:27,749 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:27" (1/1) ... [2022-11-21 22:09:27,750 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:27" (1/1) ... [2022-11-21 22:09:27,759 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:27" (1/1) ... [2022-11-21 22:09:27,759 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:27" (1/1) ... [2022-11-21 22:09:27,779 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:27" (1/1) ... [2022-11-21 22:09:27,787 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:27" (1/1) ... [2022-11-21 22:09:27,790 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:27" (1/1) ... [2022-11-21 22:09:27,793 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:27" (1/1) ... [2022-11-21 22:09:27,797 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:09:27,801 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:09:27,801 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:09:27,801 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:09:27,802 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:27" (1/1) ... [2022-11-21 22:09:27,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:09:27,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3386cf6-4dd5-46c5-9161-21a9bb89ec08/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:09:27,843 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3386cf6-4dd5-46c5-9161-21a9bb89ec08/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:09:27,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3386cf6-4dd5-46c5-9161-21a9bb89ec08/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:09:27,900 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:09:27,900 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-21 22:09:27,901 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-21 22:09:27,901 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-21 22:09:27,901 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-21 22:09:27,901 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-21 22:09:27,902 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-21 22:09:27,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 22:09:27,902 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-11-21 22:09:27,902 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-11-21 22:09:27,903 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 22:09:27,903 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 22:09:27,903 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:09:27,903 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-21 22:09:27,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:09:27,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:09:27,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:09:27,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-21 22:09:27,906 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 22:09:28,050 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:09:28,053 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:09:28,280 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:09:28,288 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:09:28,288 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-21 22:09:28,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:09:28 BoogieIcfgContainer [2022-11-21 22:09:28,290 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:09:28,291 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:09:28,291 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:09:28,320 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:09:28,320 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:09:28" (1/1) ... [2022-11-21 22:09:28,321 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-21 22:09:28,325 INFO L158 Benchmark]: Toolchain (without parser) took 1016.78ms. Allocated memory was 65.0MB in the beginning and 86.0MB in the end (delta: 21.0MB). Free memory was 36.0MB in the beginning and 47.8MB in the end (delta: -11.8MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2022-11-21 22:09:28,326 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 65.0MB. Free memory was 43.5MB in the beginning and 43.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:09:28,327 INFO L158 Benchmark]: CACSL2BoogieTranslator took 363.07ms. Allocated memory was 65.0MB in the beginning and 86.0MB in the end (delta: 21.0MB). Free memory was 35.8MB in the beginning and 66.7MB in the end (delta: -30.9MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2022-11-21 22:09:28,327 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.93ms. Allocated memory is still 86.0MB. Free memory was 66.7MB in the beginning and 65.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:09:28,328 INFO L158 Benchmark]: Boogie Preprocessor took 60.44ms. Allocated memory is still 86.0MB. Free memory was 65.0MB in the beginning and 63.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:09:28,329 INFO L158 Benchmark]: RCFGBuilder took 489.85ms. Allocated memory is still 86.0MB. Free memory was 63.6MB in the beginning and 48.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 22:09:28,351 INFO L158 Benchmark]: CodeCheck took 32.03ms. Allocated memory is still 86.0MB. Free memory was 48.6MB in the beginning and 47.8MB in the end (delta: 758.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:09:28,355 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 65.0MB. Free memory was 43.5MB in the beginning and 43.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 363.07ms. Allocated memory was 65.0MB in the beginning and 86.0MB in the end (delta: 21.0MB). Free memory was 35.8MB in the beginning and 66.7MB in the end (delta: -30.9MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.93ms. Allocated memory is still 86.0MB. Free memory was 66.7MB in the beginning and 65.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.44ms. Allocated memory is still 86.0MB. Free memory was 65.0MB in the beginning and 63.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 489.85ms. Allocated memory is still 86.0MB. Free memory was 63.6MB in the beginning and 48.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 32.03ms. Allocated memory is still 86.0MB. Free memory was 48.6MB in the beginning and 47.8MB in the end (delta: 758.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 22:09:28,379 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3386cf6-4dd5-46c5-9161-21a9bb89ec08/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported