./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/test-easy8.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed003ff-8930-4513-811e-a1b33f2106be/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed003ff-8930-4513-811e-a1b33f2106be/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed003ff-8930-4513-811e-a1b33f2106be/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed003ff-8930-4513-811e-a1b33f2106be/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/test-easy8.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed003ff-8930-4513-811e-a1b33f2106be/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed003ff-8930-4513-811e-a1b33f2106be/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 47144ed0d9aa05bca24cc8eb2abad54106f6919871c7945daa183bed78f0ad25 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 00:59:37,079 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 00:59:37,081 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 00:59:37,100 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 00:59:37,100 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 00:59:37,101 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 00:59:37,102 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 00:59:37,103 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 00:59:37,104 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 00:59:37,105 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 00:59:37,105 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 00:59:37,106 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 00:59:37,106 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 00:59:37,107 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 00:59:37,108 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 00:59:37,109 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 00:59:37,109 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 00:59:37,110 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 00:59:37,111 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 00:59:37,112 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 00:59:37,113 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 00:59:37,114 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 00:59:37,115 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 00:59:37,115 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 00:59:37,118 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 00:59:37,118 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 00:59:37,118 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 00:59:37,119 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 00:59:37,119 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 00:59:37,120 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 00:59:37,120 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 00:59:37,121 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 00:59:37,121 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 00:59:37,122 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 00:59:37,123 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 00:59:37,123 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 00:59:37,123 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 00:59:37,123 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 00:59:37,124 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 00:59:37,124 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 00:59:37,125 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 00:59:37,125 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed003ff-8930-4513-811e-a1b33f2106be/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-15 00:59:37,139 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 00:59:37,139 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 00:59:37,140 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 00:59:37,140 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 00:59:37,141 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 00:59:37,141 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 00:59:37,141 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 00:59:37,141 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 00:59:37,141 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 00:59:37,141 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 00:59:37,141 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 00:59:37,142 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 00:59:37,142 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 00:59:37,142 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 00:59:37,142 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 00:59:37,142 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 00:59:37,142 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 00:59:37,142 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 00:59:37,143 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 00:59:37,143 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 00:59:37,143 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 00:59:37,143 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 00:59:37,143 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 00:59:37,144 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:59:37,144 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 00:59:37,144 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 00:59:37,144 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 00:59:37,144 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 00:59:37,144 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 00:59:37,144 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 00:59:37,145 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_6ed003ff-8930-4513-811e-a1b33f2106be/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed003ff-8930-4513-811e-a1b33f2106be/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 47144ed0d9aa05bca24cc8eb2abad54106f6919871c7945daa183bed78f0ad25 [2022-12-15 00:59:37,320 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 00:59:37,337 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 00:59:37,339 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 00:59:37,340 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 00:59:37,341 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 00:59:37,342 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed003ff-8930-4513-811e-a1b33f2106be/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/test-easy8.wvr.c [2022-12-15 00:59:39,913 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 00:59:40,100 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 00:59:40,101 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed003ff-8930-4513-811e-a1b33f2106be/sv-benchmarks/c/weaver/test-easy8.wvr.c [2022-12-15 00:59:40,107 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed003ff-8930-4513-811e-a1b33f2106be/bin/ukojak-rkRKPMF4O4/data/3e9854335/cad44e4b98b546799af46e6e4ad30d49/FLAG8bcf8a689 [2022-12-15 00:59:40,493 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed003ff-8930-4513-811e-a1b33f2106be/bin/ukojak-rkRKPMF4O4/data/3e9854335/cad44e4b98b546799af46e6e4ad30d49 [2022-12-15 00:59:40,495 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 00:59:40,496 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 00:59:40,497 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 00:59:40,497 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 00:59:40,499 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 00:59:40,500 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:59:40" (1/1) ... [2022-12-15 00:59:40,501 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f65a382 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:59:40, skipping insertion in model container [2022-12-15 00:59:40,501 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:59:40" (1/1) ... [2022-12-15 00:59:40,506 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 00:59:40,516 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 00:59:40,618 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:59:40,619 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:59:40,621 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:59:40,621 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:59:40,625 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_6ed003ff-8930-4513-811e-a1b33f2106be/sv-benchmarks/c/weaver/test-easy8.wvr.c[1981,1994] [2022-12-15 00:59:40,626 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:59:40,633 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 00:59:40,643 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:59:40,643 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:59:40,644 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:59:40,644 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:59:40,647 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_6ed003ff-8930-4513-811e-a1b33f2106be/sv-benchmarks/c/weaver/test-easy8.wvr.c[1981,1994] [2022-12-15 00:59:40,647 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:59:40,658 INFO L208 MainTranslator]: Completed translation [2022-12-15 00:59:40,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:59:40 WrapperNode [2022-12-15 00:59:40,658 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 00:59:40,659 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 00:59:40,659 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 00:59:40,659 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 00:59:40,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:59:40" (1/1) ... [2022-12-15 00:59:40,670 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:59:40" (1/1) ... [2022-12-15 00:59:40,683 INFO L138 Inliner]: procedures = 21, calls = 24, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 47 [2022-12-15 00:59:40,683 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 00:59:40,684 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 00:59:40,684 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 00:59:40,684 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 00:59:40,690 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:59:40" (1/1) ... [2022-12-15 00:59:40,690 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:59:40" (1/1) ... [2022-12-15 00:59:40,692 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:59:40" (1/1) ... [2022-12-15 00:59:40,692 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:59:40" (1/1) ... [2022-12-15 00:59:40,694 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:59:40" (1/1) ... [2022-12-15 00:59:40,696 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:59:40" (1/1) ... [2022-12-15 00:59:40,696 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:59:40" (1/1) ... [2022-12-15 00:59:40,697 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:59:40" (1/1) ... [2022-12-15 00:59:40,698 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 00:59:40,699 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 00:59:40,699 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 00:59:40,699 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 00:59:40,699 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:59:40" (1/1) ... [2022-12-15 00:59:40,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:59:40,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed003ff-8930-4513-811e-a1b33f2106be/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 00:59:40,722 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed003ff-8930-4513-811e-a1b33f2106be/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 00:59:40,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed003ff-8930-4513-811e-a1b33f2106be/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 00:59:40,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 00:59:40,749 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-15 00:59:40,749 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-15 00:59:40,749 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-15 00:59:40,749 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-15 00:59:40,750 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-15 00:59:40,750 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-15 00:59:40,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 00:59:40,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 00:59:40,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 00:59:40,750 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-15 00:59:40,750 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-15 00:59:40,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 00:59:40,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 00:59:40,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 00:59:40,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 00:59:40,751 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-15 00:59:40,823 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 00:59:40,825 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 00:59:40,935 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 00:59:40,954 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 00:59:40,954 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-15 00:59:40,955 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:59:40 BoogieIcfgContainer [2022-12-15 00:59:40,956 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 00:59:40,956 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 00:59:40,956 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 00:59:40,964 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 00:59:40,964 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:59:40" (1/1) ... [2022-12-15 00:59:40,965 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) [2022-12-15 00:59:40,968 INFO L158 Benchmark]: Toolchain (without parser) took 471.43ms. Allocated memory is still 151.0MB. Free memory was 116.0MB in the beginning and 88.8MB in the end (delta: 27.1MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-12-15 00:59:40,968 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 109.1MB. Free memory is still 81.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:59:40,969 INFO L158 Benchmark]: CACSL2BoogieTranslator took 161.69ms. Allocated memory is still 151.0MB. Free memory was 115.5MB in the beginning and 104.7MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-15 00:59:40,969 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.29ms. Allocated memory is still 151.0MB. Free memory was 104.7MB in the beginning and 103.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:59:40,970 INFO L158 Benchmark]: Boogie Preprocessor took 14.54ms. Allocated memory is still 151.0MB. Free memory was 103.1MB in the beginning and 102.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:59:40,970 INFO L158 Benchmark]: RCFGBuilder took 257.00ms. Allocated memory is still 151.0MB. Free memory was 102.0MB in the beginning and 90.0MB in the end (delta: 12.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-15 00:59:40,971 INFO L158 Benchmark]: CodeCheck took 10.55ms. Allocated memory is still 151.0MB. Free memory was 90.0MB in the beginning and 88.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:59:40,973 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 0.10ms. Allocated memory is still 109.1MB. Free memory is still 81.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 161.69ms. Allocated memory is still 151.0MB. Free memory was 115.5MB in the beginning and 104.7MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 24.29ms. Allocated memory is still 151.0MB. Free memory was 104.7MB in the beginning and 103.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 14.54ms. Allocated memory is still 151.0MB. Free memory was 103.1MB in the beginning and 102.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 257.00ms. Allocated memory is still 151.0MB. Free memory was 102.0MB in the beginning and 90.0MB in the end (delta: 12.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 10.55ms. Allocated memory is still 151.0MB. Free memory was 90.0MB in the beginning and 88.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 00:59:40,990 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed003ff-8930-4513-811e-a1b33f2106be/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed003ff-8930-4513-811e-a1b33f2106be/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed003ff-8930-4513-811e-a1b33f2106be/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed003ff-8930-4513-811e-a1b33f2106be/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed003ff-8930-4513-811e-a1b33f2106be/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/test-easy8.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed003ff-8930-4513-811e-a1b33f2106be/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed003ff-8930-4513-811e-a1b33f2106be/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 47144ed0d9aa05bca24cc8eb2abad54106f6919871c7945daa183bed78f0ad25 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 00:59:42,699 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 00:59:42,700 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 00:59:42,723 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 00:59:42,724 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 00:59:42,725 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 00:59:42,726 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 00:59:42,727 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 00:59:42,728 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 00:59:42,729 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 00:59:42,729 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 00:59:42,730 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 00:59:42,730 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 00:59:42,731 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 00:59:42,732 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 00:59:42,733 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 00:59:42,733 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 00:59:42,734 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 00:59:42,735 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 00:59:42,736 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 00:59:42,737 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 00:59:42,739 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 00:59:42,740 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 00:59:42,741 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 00:59:42,745 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 00:59:42,745 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 00:59:42,745 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 00:59:42,746 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 00:59:42,747 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 00:59:42,748 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 00:59:42,748 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 00:59:42,749 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 00:59:42,750 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 00:59:42,750 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 00:59:42,751 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 00:59:42,752 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 00:59:42,752 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 00:59:42,752 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 00:59:42,753 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 00:59:42,753 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 00:59:42,754 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 00:59:42,755 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed003ff-8930-4513-811e-a1b33f2106be/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-12-15 00:59:42,777 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 00:59:42,777 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 00:59:42,778 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 00:59:42,778 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 00:59:42,778 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 00:59:42,779 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 00:59:42,779 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 00:59:42,779 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 00:59:42,779 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 00:59:42,779 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 00:59:42,779 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 00:59:42,779 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 00:59:42,779 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 00:59:42,780 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 00:59:42,780 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 00:59:42,780 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 00:59:42,780 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 00:59:42,780 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 00:59:42,780 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 00:59:42,780 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 00:59:42,780 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 00:59:42,780 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 00:59:42,781 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 00:59:42,781 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 00:59:42,781 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 00:59:42,781 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:59:42,781 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 00:59:42,781 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 00:59:42,781 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 00:59:42,782 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 00:59:42,782 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 00:59:42,782 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 00:59:42,782 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 00:59:42,782 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 00:59:42,782 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_6ed003ff-8930-4513-811e-a1b33f2106be/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed003ff-8930-4513-811e-a1b33f2106be/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 47144ed0d9aa05bca24cc8eb2abad54106f6919871c7945daa183bed78f0ad25 [2022-12-15 00:59:43,014 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 00:59:43,030 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 00:59:43,032 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 00:59:43,032 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 00:59:43,033 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 00:59:43,034 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed003ff-8930-4513-811e-a1b33f2106be/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/test-easy8.wvr.c [2022-12-15 00:59:45,658 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 00:59:45,853 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 00:59:45,854 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed003ff-8930-4513-811e-a1b33f2106be/sv-benchmarks/c/weaver/test-easy8.wvr.c [2022-12-15 00:59:45,860 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed003ff-8930-4513-811e-a1b33f2106be/bin/ukojak-rkRKPMF4O4/data/00261c5ab/9ff75fe45b0649c59d296522a8bbdda6/FLAG83797199a [2022-12-15 00:59:45,875 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed003ff-8930-4513-811e-a1b33f2106be/bin/ukojak-rkRKPMF4O4/data/00261c5ab/9ff75fe45b0649c59d296522a8bbdda6 [2022-12-15 00:59:45,878 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 00:59:45,879 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 00:59:45,880 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 00:59:45,881 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 00:59:45,884 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 00:59:45,884 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:59:45" (1/1) ... [2022-12-15 00:59:45,885 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d3c4a49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:59:45, skipping insertion in model container [2022-12-15 00:59:45,886 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:59:45" (1/1) ... [2022-12-15 00:59:45,892 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 00:59:45,904 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 00:59:46,011 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:59:46,013 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:59:46,015 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:59:46,015 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:59:46,019 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_6ed003ff-8930-4513-811e-a1b33f2106be/sv-benchmarks/c/weaver/test-easy8.wvr.c[1981,1994] [2022-12-15 00:59:46,020 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:59:46,030 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 00:59:46,039 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:59:46,040 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:59:46,041 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:59:46,041 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:59:46,044 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_6ed003ff-8930-4513-811e-a1b33f2106be/sv-benchmarks/c/weaver/test-easy8.wvr.c[1981,1994] [2022-12-15 00:59:46,044 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:59:46,055 INFO L208 MainTranslator]: Completed translation [2022-12-15 00:59:46,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:59:46 WrapperNode [2022-12-15 00:59:46,056 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 00:59:46,057 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 00:59:46,057 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 00:59:46,057 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 00:59:46,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:59:46" (1/1) ... [2022-12-15 00:59:46,070 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:59:46" (1/1) ... [2022-12-15 00:59:46,083 INFO L138 Inliner]: procedures = 23, calls = 24, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 47 [2022-12-15 00:59:46,083 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 00:59:46,084 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 00:59:46,084 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 00:59:46,084 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 00:59:46,090 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:59:46" (1/1) ... [2022-12-15 00:59:46,091 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:59:46" (1/1) ... [2022-12-15 00:59:46,092 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:59:46" (1/1) ... [2022-12-15 00:59:46,092 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:59:46" (1/1) ... [2022-12-15 00:59:46,096 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:59:46" (1/1) ... [2022-12-15 00:59:46,097 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:59:46" (1/1) ... [2022-12-15 00:59:46,098 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:59:46" (1/1) ... [2022-12-15 00:59:46,099 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:59:46" (1/1) ... [2022-12-15 00:59:46,100 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 00:59:46,101 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 00:59:46,101 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 00:59:46,101 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 00:59:46,102 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:59:46" (1/1) ... [2022-12-15 00:59:46,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:59:46,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed003ff-8930-4513-811e-a1b33f2106be/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 00:59:46,125 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed003ff-8930-4513-811e-a1b33f2106be/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 00:59:46,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed003ff-8930-4513-811e-a1b33f2106be/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 00:59:46,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 00:59:46,169 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-15 00:59:46,169 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-15 00:59:46,169 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-15 00:59:46,169 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-15 00:59:46,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-15 00:59:46,169 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-15 00:59:46,170 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-15 00:59:46,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 00:59:46,170 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-15 00:59:46,170 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-15 00:59:46,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-15 00:59:46,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 00:59:46,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 00:59:46,171 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 00:59:46,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-15 00:59:46,172 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-15 00:59:46,257 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 00:59:46,259 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 00:59:46,368 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 00:59:46,386 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 00:59:46,386 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-15 00:59:46,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:59:46 BoogieIcfgContainer [2022-12-15 00:59:46,388 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 00:59:46,388 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 00:59:46,388 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 00:59:46,395 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 00:59:46,395 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:59:46" (1/1) ... [2022-12-15 00:59:46,396 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) [2022-12-15 00:59:46,399 INFO L158 Benchmark]: Toolchain (without parser) took 519.66ms. Allocated memory is still 79.7MB. Free memory was 58.7MB in the beginning and 49.6MB in the end (delta: 9.0MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. [2022-12-15 00:59:46,400 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 62.9MB. Free memory is still 41.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:59:46,401 INFO L158 Benchmark]: CACSL2BoogieTranslator took 176.00ms. Allocated memory is still 79.7MB. Free memory was 58.5MB in the beginning and 47.4MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-15 00:59:46,401 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.58ms. Allocated memory is still 79.7MB. Free memory was 47.2MB in the beginning and 45.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:59:46,402 INFO L158 Benchmark]: Boogie Preprocessor took 16.54ms. Allocated memory is still 79.7MB. Free memory was 45.7MB in the beginning and 44.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:59:46,402 INFO L158 Benchmark]: RCFGBuilder took 286.75ms. Allocated memory is still 79.7MB. Free memory was 44.5MB in the beginning and 50.9MB in the end (delta: -6.4MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. [2022-12-15 00:59:46,403 INFO L158 Benchmark]: CodeCheck took 9.67ms. Allocated memory is still 79.7MB. Free memory was 50.6MB in the beginning and 49.6MB in the end (delta: 967.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:59:46,407 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 0.15ms. Allocated memory is still 62.9MB. Free memory is still 41.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 176.00ms. Allocated memory is still 79.7MB. Free memory was 58.5MB in the beginning and 47.4MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.58ms. Allocated memory is still 79.7MB. Free memory was 47.2MB in the beginning and 45.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 16.54ms. Allocated memory is still 79.7MB. Free memory was 45.7MB in the beginning and 44.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 286.75ms. Allocated memory is still 79.7MB. Free memory was 44.5MB in the beginning and 50.9MB in the end (delta: -6.4MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. * CodeCheck took 9.67ms. Allocated memory is still 79.7MB. Free memory was 50.6MB in the beginning and 49.6MB in the end (delta: 967.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 00:59:46,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed003ff-8930-4513-811e-a1b33f2106be/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported